diff --git a/configure.ac b/configure.ac
index 95ab48f80..e9db42a78 100644
--- a/configure.ac
+++ b/configure.ac
@@ -508,6 +508,7 @@ test/api/Makefile
 test/fuzzing/Makefile
 test/shaping/Makefile
 test/shaping/data/Makefile
+test/shaping/data/aots/Makefile
 test/shaping/data/in-house/Makefile
 test/shaping/data/text-rendering-tests/Makefile
 test/subset/Makefile
diff --git a/test/shaping/CMakeLists.txt b/test/shaping/CMakeLists.txt
index 25f14177e..8e33edeec 100644
--- a/test/shaping/CMakeLists.txt
+++ b/test/shaping/CMakeLists.txt
@@ -5,7 +5,16 @@ if (HB_BUILD_UTILS)
     add_test (NAME ${test}
       COMMAND "${PYTHON_EXECUTABLE}" run-tests.py $<TARGET_FILE:hb-shape> "data/in-house/${test}"
       WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-    set_property(TEST ${test} PROPERTY SKIP_RETURN_CODE 77)
+    set_property (TEST ${test} PROPERTY SKIP_RETURN_CODE 77)
+  endforeach ()
+
+  file (READ "${CMAKE_CURRENT_SOURCE_DIR}/data/aots/Makefile.sources" INHOUSE)
+  extract_make_variable (TESTS ${INHOUSE})
+  foreach (test IN ITEMS ${TESTS})
+    add_test (NAME ${test}
+      COMMAND "${PYTHON_EXECUTABLE}" run-tests.py $<TARGET_FILE:hb-shape> "data/aots/${test}"
+      WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
+    set_property (TEST ${test} PROPERTY SKIP_RETURN_CODE 77)
   endforeach ()
 
   file (READ "${CMAKE_CURRENT_SOURCE_DIR}/data/text-rendering-tests/Makefile.sources" TEXTRENDERING)
@@ -14,6 +23,6 @@ if (HB_BUILD_UTILS)
     add_test (NAME ${test}
       COMMAND "${PYTHON_EXECUTABLE}" run-tests.py $<TARGET_FILE:hb-shape> "data/text-rendering-tests/${test}"
       WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
-    set_property(TEST ${test} PROPERTY SKIP_RETURN_CODE 77)
+    set_property (TEST ${test} PROPERTY SKIP_RETURN_CODE 77)
   endforeach ()
 endif ()
diff --git a/test/shaping/data/Makefile.am b/test/shaping/data/Makefile.am
index 4f2c11366..2b908b3c3 100644
--- a/test/shaping/data/Makefile.am
+++ b/test/shaping/data/Makefile.am
@@ -3,6 +3,7 @@
 NULL =
 SUBDIRS = \
 	in-house \
+	aots \
 	text-rendering-tests \
 	$(NULL)
 
diff --git a/test/shaping/data/aots/COPYING b/test/shaping/data/aots/COPYING
new file mode 100644
index 000000000..d000f23b2
--- /dev/null
+++ b/test/shaping/data/aots/COPYING
@@ -0,0 +1,13 @@
+Copyright 2000-2016 Adobe Systems Incorporated. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use these files except in compliance with the License.
+You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
diff --git a/test/shaping/data/aots/Makefile.am b/test/shaping/data/aots/Makefile.am
new file mode 100644
index 000000000..3b1faee5f
--- /dev/null
+++ b/test/shaping/data/aots/Makefile.am
@@ -0,0 +1,37 @@
+# Process this file with automake to produce Makefile.in
+
+NULL =
+
+# Convenience targets:
+lib:
+	@$(MAKE) $(AM_MAKEFLAGS) -C $(top_builddir)/src lib
+
+EXTRA_DIST = \
+	COPYING \
+	fonts \
+	$(TESTS) \
+	$(NULL)
+
+TEST_EXTENSIONS = .tests
+TESTS_LOG_COMPILER = $(srcdir)/../../run-tests.py $(top_builddir)/util/hb-shape$(EXEEXT)
+
+init-aots:
+	git clone https://github.com/adobe-type-tools/aots $(srcdir)/aots
+	make -C$(srcdir)/aots
+	make -C$(srcdir)/aots/harfbuzz
+	touch $(srcdir)/init-aots
+
+update-tests: init-aots lib
+	cp $(srcdir)/hb-aots-tester.cpp $(srcdir)/aots/harfbuzz/hb-aots-tester.cpp
+	$(CXX) -Wno-narrowing $(srcdir)/aots/harfbuzz/hb-aots-tester.cpp \
+		-I$(top_srcdir)/src/ -o $(srcdir)/aots/harfbuzz/aots \
+		-L$(top_builddir)/src/.libs -lharfbuzz
+	rm -rf $(srcdir)/tests/
+	mkdir $(srcdir)/tests/
+	export LD_LIBRARY_PATH=$(realpath $(top_builddir)/src/.libs); cd $(srcdir)/aots/harfbuzz; ./aots
+
+.PHONY: update-tests
+
+include Makefile.sources
+
+-include $(top_srcdir)/git.mk
diff --git a/test/shaping/data/aots/Makefile.sources b/test/shaping/data/aots/Makefile.sources
new file mode 100644
index 000000000..8340bb6cf
--- /dev/null
+++ b/test/shaping/data/aots/Makefile.sources
@@ -0,0 +1,126 @@
+TESTS = \
+	tests/classdef1_single.tests \
+	tests/classdef1.tests \
+	tests/classdef2_empty.tests \
+	tests/classdef2_single.tests \
+	tests/classdef2.tests \
+	tests/gpos1_1_lookupflag.tests \
+	tests/gpos1_1_simple.tests \
+	tests/gpos1_2_lookupflag.tests \
+	tests/gpos1_2.tests \
+	tests/gpos2_1_lookupflag.tests \
+	tests/gpos2_1_next_glyph.tests \
+	tests/gpos2_1_simple.tests \
+	tests/gpos2_1.tests \
+	tests/gpos2_2.tests \
+	tests/gpos4_lookupflag.tests \
+	tests/gpos7_1.tests \
+	tests/gpos9.tests \
+	tests/gpos_chaining1_boundary.tests \
+	tests/gpos_chaining1_lookupflag.tests \
+	tests/gpos_chaining1_multiple_subrules.tests \
+	tests/gpos_chaining1_next_glyph.tests \
+	tests/gpos_chaining1_simple.tests \
+	tests/gpos_chaining1_successive.tests \
+	tests/gpos_chaining2_boundary.tests \
+	tests/gpos_chaining2_lookupflag.tests \
+	tests/gpos_chaining2_multiple_subrules.tests \
+	tests/gpos_chaining2_next_glyph.tests \
+	tests/gpos_chaining2_simple.tests \
+	tests/gpos_chaining2_successive.tests \
+	tests/gpos_chaining3_boundary.tests \
+	tests/gpos_chaining3_lookupflag.tests \
+	tests/gpos_chaining3_next_glyph.tests \
+	tests/gpos_chaining3_simple.tests \
+	tests/gpos_chaining3_successive.tests \
+	tests/gpos_context1_boundary.tests \
+	tests/gpos_context1_expansion.tests \
+	tests/gpos_context1_lookupflag.tests \
+	tests/gpos_context1_multiple_subrules.tests \
+	tests/gpos_context1_next_glyph.tests \
+	tests/gpos_context1_simple.tests \
+	tests/gpos_context1_successive.tests \
+	tests/gpos_context2_boundary.tests \
+	tests/gpos_context2_classes.tests \
+	tests/gpos_context2_expansion.tests \
+	tests/gpos_context2_lookupflag.tests \
+	tests/gpos_context2_multiple_subrules.tests \
+	tests/gpos_context2_next_glyph.tests \
+	tests/gpos_context2_simple.tests \
+	tests/gpos_context2_successive.tests \
+	tests/gpos_context3_boundary.tests \
+	tests/gpos_context3_lookupflag.tests \
+	tests/gpos_context3_next_glyph.tests \
+	tests/gpos_context3_simple.tests \
+	tests/gpos_context3_successive.tests \
+	tests/gsub1_1_lookupflag.tests \
+	tests/gsub1_1_modulo.tests \
+	tests/gsub1_1_simple.tests \
+	tests/gsub1_2_lookupflag.tests \
+	tests/gsub1_2_simple.tests \
+	tests/gsub2_1_lookupflag.tests \
+	tests/gsub2_1_multiple_sequences.tests \
+	tests/gsub2_1_simple.tests \
+	tests/gsub3_1_lookupflag.tests \
+	tests/gsub3_1_multiple.tests \
+	tests/gsub4_1_lookupflag.tests \
+	tests/gsub4_1_multiple_ligatures.tests \
+	tests/gsub4_1_multiple_ligsets.tests \
+	tests/gsub4_1_simple.tests \
+	tests/gsub7.tests \
+	tests/gsub_chaining1_boundary.tests \
+	tests/gsub_chaining1_lookupflag.tests \
+	tests/gsub_chaining1_multiple_subrules.tests \
+	tests/gsub_chaining1_next_glyph.tests \
+	tests/gsub_chaining1_simple.tests \
+	tests/gsub_chaining1_successive.tests \
+	tests/gsub_chaining2_boundary.tests \
+	tests/gsub_chaining2_lookupflag.tests \
+	tests/gsub_chaining2_multiple_subrules.tests \
+	tests/gsub_chaining2_next_glyph.tests \
+	tests/gsub_chaining2_simple.tests \
+	tests/gsub_chaining2_successive.tests \
+	tests/gsub_chaining3_boundary.tests \
+	tests/gsub_chaining3_lookupflag.tests \
+	tests/gsub_chaining3_next_glyph.tests \
+	tests/gsub_chaining3_simple.tests \
+	tests/gsub_chaining3_successive.tests \
+	tests/gsub_context1_boundary.tests \
+	tests/gsub_context1_expansion.tests \
+	tests/gsub_context1_lookupflag.tests \
+	tests/gsub_context1_multiple_subrules.tests \
+	tests/gsub_context1_next_glyph.tests \
+	tests/gsub_context1_simple.tests \
+	tests/gsub_context1_successive.tests \
+	tests/gsub_context2_boundary.tests \
+	tests/gsub_context2_classes.tests \
+	tests/gsub_context2_expansion.tests \
+	tests/gsub_context2_lookupflag.tests \
+	tests/gsub_context2_multiple_subrules.tests \
+	tests/gsub_context2_next_glyph.tests \
+	tests/gsub_context2_simple.tests \
+	tests/gsub_context2_successive.tests \
+	tests/gsub_context3_boundary.tests \
+	tests/gsub_context3_lookupflag.tests \
+	tests/gsub_context3_next_glyph.tests \
+	tests/gsub_context3_simple.tests \
+	tests/gsub_context3_successive.tests \
+	tests/lookupflag_ignore_base.tests \
+	tests/lookupflag_ignore_combination.tests \
+	tests/lookupflag_ignore_ligatures.tests \
+	tests/lookupflag_ignore_marks.tests \
+	$(NULL)
+
+DISABLED_TESTS = \
+	tests/classdef1_empty.tests \
+	tests/classdef1_multiple.tests \
+	tests/classdef2_multiple.tests \
+	tests/gpos3_lookupflag.tests \
+	tests/gpos3.tests \
+	tests/gpos4_multiple_anchors.tests \
+	tests/gpos4_simple.tests \
+	tests/gpos5.tests \
+	tests/gpos6.tests \
+	tests/gsub3_1_simple.tests \
+	tests/lookupflag_ignore_attach.tests \
+	$(NULL)
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diff --git a/test/shaping/data/aots/fonts/gsub_context2_boundary_f1.otf b/test/shaping/data/aots/fonts/gsub_context2_boundary_f1.otf
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diff --git a/test/shaping/data/aots/fonts/lookupflag_ignore_ligatures_f1.otf b/test/shaping/data/aots/fonts/lookupflag_ignore_ligatures_f1.otf
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diff --git a/test/shaping/data/aots/fonts/lookupflag_ignore_marks_f1.otf b/test/shaping/data/aots/fonts/lookupflag_ignore_marks_f1.otf
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diff --git a/test/shaping/data/aots/hb-aots-tester.cpp b/test/shaping/data/aots/hb-aots-tester.cpp
new file mode 100644
index 000000000..81e30076e
--- /dev/null
+++ b/test/shaping/data/aots/hb-aots-tester.cpp
@@ -0,0 +1,343 @@
+/*____________________________________________________________________________
+
+    Copyright 2000-2016 Adobe Systems Incorporated. All Rights Reserved.
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use these files except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+____________________________________________________________________________*/
+
+#include "stdlib.h"
+#include "stdio.h"
+#include "string.h"
+#include "hb.h"
+#include "hb-ot.h"
+
+static const bool verbose = true;
+
+
+hb_feature_t *gFeatures;
+int gNbFeatures;
+
+ hb_buffer_t *runTest(const char *testName,
+                      const char *fontfileName,
+                      unsigned int *in, int nbIn,
+                      unsigned int *select, int nbSelect)
+{
+    FILE *f = fopen (fontfileName, "rb");
+    fseek(f, 0, SEEK_END);
+    long fontsize = ftell(f);
+    fseek(f, 0, SEEK_SET);
+    char *fontdata = (char *)malloc (fontsize);
+    fread(fontdata, fontsize, 1, f);
+    fclose(f);
+
+    if (verbose) {
+        printf ("------------------------------- %s\n", testName);
+    }
+
+    // setup font
+    hb_blob_t *blob = hb_blob_create(fontdata, fontsize,
+                                     HB_MEMORY_MODE_WRITABLE,
+                                     0, 0);
+    hb_face_t *face = hb_face_create(blob, 0);
+    hb_font_t *font = hb_font_create(face);
+    unsigned int upem = hb_face_get_upem (face);
+
+    hb_font_set_scale(font, upem, upem);
+    hb_ot_font_set_funcs (font);
+
+    // setup buffer
+    hb_buffer_t *buffer = hb_buffer_create();
+    hb_buffer_set_direction(buffer, HB_DIRECTION_LTR);
+    hb_buffer_set_script(buffer, HB_SCRIPT_LATIN);
+    hb_buffer_set_language(buffer, hb_language_from_string("en", 2));
+
+    hb_buffer_add_utf32(buffer, in, nbIn, 0, nbIn);
+
+    // setup features
+    hb_feature_t *features;
+    int nbFeatures;
+
+    if (nbSelect == 0)
+    {
+        nbFeatures = 1;
+
+        features = (hb_feature_t *) malloc (sizeof (*features));
+        features[0].tag = HB_TAG('t', 'e', 's', 't');
+        features[0].value = 1;
+        features[0].start = 0;
+        features[0].end = 0xffffffff;
+    }
+    else
+    {
+        nbFeatures = 0;
+
+        features = (hb_feature_t *) malloc (sizeof (*features) * nbSelect);
+        for (int i = 0; i < nbSelect; i++) {
+            if (select[i] != -1) {
+                features[nbFeatures].tag = HB_TAG('t', 'e', 's', 't');
+                features[nbFeatures].value = select[i];
+                features[nbFeatures].start = i;
+                features[nbFeatures].end = i + 1;
+                nbFeatures++;
+            }
+        }
+    }
+    gFeatures = features;
+    gNbFeatures = nbFeatures;
+
+    // shape
+    hb_shape(font, buffer, features, nbFeatures);
+
+    hb_blob_destroy(blob);
+    hb_font_destroy(font);
+    hb_face_destroy(face);
+    //free(features);
+
+    return buffer;
+}
+
+
+void printArray (const char* s, int *a, int n)
+{
+    printf ("%s  %d : ", s, n);
+    for (int i = 0; i < n; i++) {
+        printf (" %d", a[i]);
+    }
+    printf ("\n");
+}
+
+void printUArray (const char* s, unsigned int *a, int n)
+{
+    printArray (s, (int *) a, n);
+}
+
+bool gsub_test(const char *testName,
+               const char *fontfileName,
+               int nbIn, unsigned int *in,
+               int nbSelect, unsigned int *select,
+               int nbExpected, unsigned int *expected)
+{
+    hb_buffer_t *buffer = runTest(testName,
+                                  fontfileName,
+                                  in, nbIn,
+                                  select, nbSelect);
+
+    // verify
+    hb_glyph_info_t *actual = hb_buffer_get_glyph_infos(buffer, 0);
+    unsigned int nbActual = hb_buffer_get_length(buffer);
+
+    bool ok = true;
+
+    if (nbActual != nbExpected)
+        ok = false;
+    else {
+        for (int i = 0; i < nbActual; i++) {
+            if (actual[i].codepoint != expected [i]) {
+                ok = false;
+                break;
+            }
+        }
+    }
+
+
+    char test_name[255];
+    sprintf (test_name, "../../tests/%.*s.tests", (int) (strrchr (testName, '_') - testName), testName);
+    FILE *tests_file = fopen (test_name, "a+");
+    fprintf (tests_file, "../fonts/%s:--features=\"", fontfileName + 9);
+    for (unsigned int i = 0; i < gNbFeatures; i++)
+    {
+        if (i != 0) fprintf (tests_file, ",");
+        char buf[255];
+        hb_feature_to_string (&gFeatures[i], buf, sizeof (buf));
+        fprintf (tests_file, "%s", buf);
+    }
+    free (gFeatures);
+    fprintf (tests_file, "\" --no-clusters --no-glyph-names --no-positions:");
+
+    for (unsigned int i = 0; i < nbIn; i++)
+    {
+        if (i != 0) fprintf (tests_file, ",");
+        fprintf (tests_file, "U+%04X", in[i]);
+    }
+
+    fprintf (tests_file, ":[");
+    for (unsigned int i = 0; i < nbActual; i++)
+    {
+        if (i != 0) fprintf (tests_file, "|");
+        fprintf (tests_file, "%d", expected[i]);
+    }
+    fprintf (tests_file, "]");
+
+    fprintf (tests_file, "\n");
+    fclose (tests_file);
+
+
+    if (! ok) {
+        printf ("******* GSUB %s\n", testName);
+
+        printf ("expected %d:", nbExpected);
+        for (int i = 0; i < nbExpected; i++) {
+            printf (" %d", expected[i]); }
+        printf ("\n");
+
+        printf ("  actual %d:", nbActual);
+        for (int i = 0; i < nbActual; i++) {
+            printf (" %d", actual[i].codepoint); }
+        printf ("\n");
+
+    }
+
+    hb_buffer_destroy(buffer);
+
+    return ok;
+}
+
+bool gpos_test(const char *testName,
+               const char *fontfileName,
+               int nbIn,
+               unsigned int *in,
+               int nbOut,
+               unsigned int *out,
+               int *x,
+               int *y)
+{
+    hb_buffer_t *buffer = runTest(testName,
+                                  fontfileName,
+                                  in, nbIn,
+                                  0, 0);
+
+    // verify
+    unsigned int nbActual;
+    hb_glyph_info_t *actual = hb_buffer_get_glyph_infos(buffer, &nbActual);
+    hb_glyph_position_t *pos = hb_buffer_get_glyph_positions (buffer, NULL);
+
+    unsigned int *actualG = (unsigned int *) malloc(sizeof(*actualG) * nbActual);
+    int *actualX = (int *) malloc(sizeof(*actualX) * nbActual);
+    int *actualY = (int *) malloc(sizeof(*actualY) * nbActual);
+    int curX = 0;
+    int curY = 0;
+    for (int i = 0; i < nbActual; i++) {
+        actualG[i] = actual[i].codepoint;
+        actualX[i] = curX + pos[i].x_offset;
+        actualY[i] = curY + pos[i].y_offset;
+
+        actualX[i] -= 1500 * i;
+
+        curX += pos[i].x_advance;
+        curY += pos[i].y_advance;
+    }
+
+    bool nbOk = true;
+    bool xOk = true;
+    bool yOk = true;
+
+    if (nbActual != nbOut)
+        nbOk = false;
+    else {
+        for (int i = 0; i < nbActual; i++) {
+            if (actualX[i] != x[i]) {
+                xOk = false;
+            }
+            if (actualY[i] != y[i]) {
+                yOk = false;
+            }
+        }
+    }
+
+    bool ok = (nbOk && xOk && yOk);
+    if (! ok) {
+        printf ("******* GPOS %s\n", testName);
+
+        if (! (nbOk && xOk)) {
+            printArray ("expectedX", x, nbOut);
+            printArray ("actualX  ", actualX, nbActual);
+
+            printf ("xadv/pos:");
+            for (int i = 0; i < nbOut; i++) {
+                printf (" %d/%d", pos[i].x_advance, pos[i].x_offset);
+            }
+            printf ("\n");
+        }
+
+        if (! (nbOk && yOk)) {
+            printArray ("expectedY", y, nbOut);
+            printArray ("actualY  ", actualY, nbActual);
+
+            printf ("yadv/pos:");
+            for (int i = 0; i < nbOut; i++) {
+                printf (" %d/%d", pos[i].y_advance, pos[i].y_offset);
+            }
+            printf ("\n");
+        }
+    }
+
+
+    char test_name[255];
+    sprintf (test_name, "../../tests/%.*s.tests", (int) (strrchr (testName, '_') - testName), testName);
+    FILE *tests_file = fopen (test_name, "a+");
+    if (!ok) fprintf (tests_file, "#");
+    fprintf (tests_file, "../fonts/%s:--features=\"", fontfileName + 9);
+    for (unsigned int i = 0; i < gNbFeatures; i++)
+    {
+        if (i != 0) fprintf (tests_file, ",");
+        char buf[255];
+        hb_feature_to_string (&gFeatures[i], buf, sizeof (buf));
+        fprintf (tests_file, "%s", buf);
+    }
+    free (gFeatures);
+    fprintf (tests_file, "\" --no-clusters --no-glyph-names --ned:");
+
+    for (unsigned int i = 0; i < nbIn; i++)
+    {
+        if (i != 0) fprintf (tests_file, ",");
+        fprintf (tests_file, "U+%04X", in[i]);
+    }
+
+    fprintf (tests_file, ":[");
+    for (unsigned int i = 0; i < nbActual; i++)
+    {
+        if (i != 0) fprintf (tests_file, "|");
+        fprintf (tests_file, "%d", /*it should be "out[i]"*/ actualG[i]);
+
+        int expected_x = x[i] + 1500*i;
+        int expected_y = y[i];
+        if (expected_x || expected_y) fprintf (tests_file, "@%d,%d", expected_x, expected_y);
+    }
+    fprintf (tests_file, "]");
+
+    fprintf (tests_file, "\n");
+    fclose (tests_file);
+
+
+    hb_buffer_destroy(buffer);
+
+    free(actualG);
+    free(actualX);
+    free(actualY);
+
+    return ok;
+}
+
+
+int main(int argc, char **argv)
+{
+    int failures = 0;
+    int pass = 0;
+
+#include "hb-aots-tester.h"
+
+    printf ("%d failures, %d pass\n", failures, pass);
+}
+
+
+
diff --git a/test/shaping/data/aots/tests/classdef1.tests b/test/shaping/data/aots/tests/classdef1.tests
new file mode 100644
index 000000000..40ded45e7
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef1.tests
@@ -0,0 +1 @@
+../fonts/classdef1_font4.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18|19|20|21]
diff --git a/test/shaping/data/aots/tests/classdef1_empty.tests b/test/shaping/data/aots/tests/classdef1_empty.tests
new file mode 100644
index 000000000..71d87f1c3
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef1_empty.tests
@@ -0,0 +1 @@
+../fonts/classdef1_font2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|25|21]
diff --git a/test/shaping/data/aots/tests/classdef1_multiple.tests b/test/shaping/data/aots/tests/classdef1_multiple.tests
new file mode 100644
index 000000000..c813f4949
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef1_multiple.tests
@@ -0,0 +1 @@
+../fonts/classdef1_font3.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+001B,U+001C,U+001D,U+001E,U+001F,U+0020,U+0021,U+0022,U+0023,U+0024:[20|23|24|25|24|26|27|28|28|29|30|31|34|33|34|35|37|38|38|39]
diff --git a/test/shaping/data/aots/tests/classdef1_single.tests b/test/shaping/data/aots/tests/classdef1_single.tests
new file mode 100644
index 000000000..b0196d3fa
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef1_single.tests
@@ -0,0 +1 @@
+../fonts/classdef2_font1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|25|21]
diff --git a/test/shaping/data/aots/tests/classdef2.tests b/test/shaping/data/aots/tests/classdef2.tests
new file mode 100644
index 000000000..d8c7b1484
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef2.tests
@@ -0,0 +1 @@
+../fonts/classdef2_font4.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18|19|20|21]
diff --git a/test/shaping/data/aots/tests/classdef2_empty.tests b/test/shaping/data/aots/tests/classdef2_empty.tests
new file mode 100644
index 000000000..a8fd62950
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef2_empty.tests
@@ -0,0 +1 @@
+../fonts/classdef2_font2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|25|21]
diff --git a/test/shaping/data/aots/tests/classdef2_multiple.tests b/test/shaping/data/aots/tests/classdef2_multiple.tests
new file mode 100644
index 000000000..39e68351f
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef2_multiple.tests
@@ -0,0 +1 @@
+../fonts/classdef2_font3.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+001B,U+001C,U+001D,U+001E,U+001F,U+0020,U+0021,U+0022,U+0023,U+0024:[20|23|24|25|24|26|27|28|28|29|30|31|34|33|34|35|37|38|38|39]
diff --git a/test/shaping/data/aots/tests/classdef2_single.tests b/test/shaping/data/aots/tests/classdef2_single.tests
new file mode 100644
index 000000000..b0196d3fa
--- /dev/null
+++ b/test/shaping/data/aots/tests/classdef2_single.tests
@@ -0,0 +1 @@
+../fonts/classdef2_font1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|25|21]
diff --git a/test/shaping/data/aots/tests/gpos1_1_lookupflag.tests b/test/shaping/data/aots/tests/gpos1_1_lookupflag.tests
new file mode 100644
index 000000000..88d7dd740
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos1_1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gpos1_1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1500,0|19@3000,0|20@4200,0|21@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos1_1_simple.tests b/test/shaping/data/aots/tests/gpos1_1_simple.tests
new file mode 100644
index 000000000..101da9c49
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos1_1_simple.tests
@@ -0,0 +1,4 @@
+../fonts/gpos1_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1300,0|19@3000,0|20@4300,0|21@6000,0]
+../fonts/gpos1_1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1500,-200|19@3000,0|20@4500,-200|21@6000,0]
+../fonts/gpos1_1_simple_f3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1500,0|19@2800,0|20@4300,0|21@5600,0]
+#../fonts/gpos1_1_simple_f4.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1500,0|19@3000,-200|20@4500,-200|21@6000,-400]
diff --git a/test/shaping/data/aots/tests/gpos1_2.tests b/test/shaping/data/aots/tests/gpos1_2.tests
new file mode 100644
index 000000000..3ddfa4490
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos1_2.tests
@@ -0,0 +1 @@
+../fonts/gpos1_2_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1300,0|19@3000,0|20@4200,0|21@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos1_2_lookupflag.tests b/test/shaping/data/aots/tests/gpos1_2_lookupflag.tests
new file mode 100644
index 000000000..82bcc4307
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos1_2_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gpos1_2_font2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1500,0|19@3000,0|20@4200,0|21@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos2_1.tests b/test/shaping/data/aots/tests/gpos2_1.tests
new file mode 100644
index 000000000..4d8b5e968
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos2_1.tests
@@ -0,0 +1,2 @@
+../fonts/gpos2_1_font6.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011,U+0012,U+0014,U+0011:[17|18@1300,0|19@3000,-100|17@4500,0|18@5700,0|20@7500,-400|17@9000,0]
+../fonts/gpos2_1_font7.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011,U+0012,U+0014,U+0011,U+0015,U+0016,U+0011:[17|18@1300,0|19@3000,-100|17@4500,0|18@5700,0|20@7500,-400|17@9000,0|21@10000,0|22@12000,-600|17@13500,0]
diff --git a/test/shaping/data/aots/tests/gpos2_1_lookupflag.tests b/test/shaping/data/aots/tests/gpos2_1_lookupflag.tests
new file mode 100644
index 000000000..ce445a118
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos2_1_lookupflag.tests
@@ -0,0 +1,2 @@
+../fonts/gpos2_1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0011,U+0013,U+0012,U+0014,U+0011:[17|19@1300,0|20@3000,-100|17@4500,0|19@5800,0|18@7500,0|20@9000,-100|17@10500,0]
+../fonts/gpos2_1_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0011,U+0013,U+0012,U+0014,U+0011:[17|19@1500,0|20@2800,-100|17@4300,0|19@5800,0|18@7100,0|20@8600,-100|17@10100,0]
diff --git a/test/shaping/data/aots/tests/gpos2_1_next_glyph.tests b/test/shaping/data/aots/tests/gpos2_1_next_glyph.tests
new file mode 100644
index 000000000..7f27eeed7
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos2_1_next_glyph.tests
@@ -0,0 +1,2 @@
+../fonts/gpos2_1_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0012,U+0012,U+0012,U+0012:[18@-100,0|18@1500,-100|18@2900,0|18@4500,-100]
+../fonts/gpos2_1_next_glyph_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0012,U+0012,U+0012,U+0012:[18@-100,0|18@1400,0|18@2900,0|18@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos2_1_simple.tests b/test/shaping/data/aots/tests/gpos2_1_simple.tests
new file mode 100644
index 000000000..71e8c81e5
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos2_1_simple.tests
@@ -0,0 +1,2 @@
+../fonts/gpos2_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011,U+0012,U+0014:[17|18@1300,0|19@3000,-100|17@4500,0|18@6000,0|20@7500,0]
+../fonts/gpos2_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012:[17|18@1500,0]
diff --git a/test/shaping/data/aots/tests/gpos2_2.tests b/test/shaping/data/aots/tests/gpos2_2.tests
new file mode 100644
index 000000000..7be07f7d8
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos2_2.tests
@@ -0,0 +1,5 @@
+../fonts/gpos2_2_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011,U+0012,U+0014:[17|18@1300,0|19@3000,-100|17@4500,0|18@6000,0|20@7500,0]
+../fonts/gpos2_2_font2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0011,U+0013,U+0012,U+0014,U+0011:[17|19@1300,0|20@3000,-100|17@4500,0|19@5800,0|18@7500,0|20@9000,-100|17@10500,0]
+../fonts/gpos2_2_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0011,U+0013,U+0012,U+0014,U+0011:[17|19@1500,0|20@2800,-100|17@4300,0|19@5800,0|18@7100,0|20@8600,-100|17@10100,0]
+../fonts/gpos2_2_font4.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0012,U+0012,U+0012,U+0012:[18@-100,0|18@1500,-100|18@2900,0|18@4500,-100]
+../fonts/gpos2_2_font5.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0012,U+0012,U+0012,U+0012:[18@-100,0|18@1400,0|18@2900,0|18@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos3.tests b/test/shaping/data/aots/tests/gpos3.tests
new file mode 100644
index 000000000..d6f37bfff
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos3.tests
@@ -0,0 +1,11 @@
+#../fonts/gpos3_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|19@1599,99|17@4500,0]
+../fonts/gpos3_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0011,U+0013,U+0011:[17|18@1500,0|17@3000,0|19@4500,0|17@6000,0]
+#../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0012,U+0011:[17|18@1500,0|18@1600,100|17@4500,0]
+#../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|19@1599,99|17@4500,0]
+#../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0014,U+0012,U+0011:[17|20@1500,0|18@1602,102|17@4500,0]
+#../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0014,U+0013,U+0011:[17|20@1500,0|19@1601,101|17@4500,0]
+../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0014,U+0011:[17|18@1500,0|20@3000,0|17@4500,0]
+../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0012,U+0011:[17|19@1500,0|18@3000,0|17@4500,0]
+../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0011:[17|19@1500,0|20@3000,0|17@4500,0]
+../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012:[17|18@1500,0]
+../fonts/gpos3_font3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0015,U+0015,U+0015:[17|18@1500,0|21@3000,0|21@4500,0|21@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos3_lookupflag.tests b/test/shaping/data/aots/tests/gpos3_lookupflag.tests
new file mode 100644
index 000000000..13d593ca9
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos3_lookupflag.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos3_font2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0015,U+0013,U+0011:[17|18@1500,0|21@3000,0|19@1599,99|17@6000,0]
+#../fonts/gpos3_font2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0015,U+0015,U+0015,U+0013,U+0011:[17|18@1500,0|21@3000,0|21@4500,0|21@6000,0|19@1599,99|17@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos4_lookupflag.tests b/test/shaping/data/aots/tests/gpos4_lookupflag.tests
new file mode 100644
index 000000000..9d041bff2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos4_lookupflag.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos4_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0011,U+0013,U+0011:[17|18@1500,0|17@3000,0|19@4500,0|17@6000,0]
+#../fonts/gpos4_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|19@3000,0|17@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos4_multiple_anchors.tests b/test/shaping/data/aots/tests/gpos4_multiple_anchors.tests
new file mode 100644
index 000000000..af9a1f5fa
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos4_multiple_anchors.tests
@@ -0,0 +1 @@
+#../fonts/gpos4_multiple_anchors_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0013,U+0014,U+0015,U+0016,U+0012,U+0013,U+0014,U+0015,U+0016:[17|19@-100,-80|20@-91,-71|21@-102,-82|22@-93,-73|18@7500,0|19@7420,-60|20@7429,-51|21@7418,-62|22@7427,-53]
diff --git a/test/shaping/data/aots/tests/gpos4_simple.tests b/test/shaping/data/aots/tests/gpos4_simple.tests
new file mode 100644
index 000000000..5d605079d
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos4_simple.tests
@@ -0,0 +1,5 @@
+#../fonts/gpos4_simple_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|19@1400,-80|17@4500,0]
+#../fonts/gpos4_simple_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0011,U+0013,U+0011:[17|17@1500,0|19@3000,0|17@4500,0]
+#../fonts/gpos4_simple_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0019,U+0019,U+0013,U+0011:[25|25@1500,0|19@3000,0|17@4500,0]
+#../fonts/gpos4_simple_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0013,U+0011:[17|18@1500,0|19@1400,-80|19@1400,-80|17@6000,0]
+#../fonts/gpos4_simple_1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0014,U+0013,U+0011:[17|18@1500,0|20@3000,0|19@1400,-80|17@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos5.tests b/test/shaping/data/aots/tests/gpos5.tests
new file mode 100644
index 000000000..a20a0b9ea
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos5.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos5_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+001E,U+0013,U+001F,U+0011:[17|18@1500,0|19@1400,-80|17@4500,0]
+#../fonts/gpos5_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+001E,U+001F,U+0013,U+0011:[17|18@1500,0|19@1401,-79|17@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos6.tests b/test/shaping/data/aots/tests/gpos6.tests
new file mode 100644
index 000000000..e5f9b3cd5
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos6.tests
@@ -0,0 +1,3 @@
+#../fonts/gpos6_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|19@1400,-80|17@4500,0]
+#../fonts/gpos6_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0011,U+0013,U+0011:[17|17@1500,0|19@3000,0|17@4500,0]
+#../fonts/gpos6_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0014,U+0014,U+0013,U+0011:[20|20@1500,0|19@3000,0|17@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos7_1.tests b/test/shaping/data/aots/tests/gpos7_1.tests
new file mode 100644
index 000000000..954c8cbc6
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos7_1.tests
@@ -0,0 +1,2 @@
+../fonts/gpos7_1_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1600,0|19@3200,0|20@4800,0|21@6000,0]
+../fonts/gpos7_1_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0011,U+0012,U+0013,U+0011:[17|18@1500,0|17@3000,0|18@4500,0|19@6000,0|17@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos9.tests b/test/shaping/data/aots/tests/gpos9.tests
new file mode 100644
index 000000000..cb2033308
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos9.tests
@@ -0,0 +1,2 @@
+../fonts/gpos9_font1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18@1300,0|19@3000,0|20@4300,0|21@6000,0]
+../fonts/gpos9_font2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0011,U+0012,U+0013,U+0014,U+0015,U+0011:[17|18@1300,0|19@2700,0|20@4300,0|21@5700,0|17@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_boundary.tests b/test/shaping/data/aots/tests/gpos_chaining1_boundary.tests
new file mode 100644
index 000000000..646ff2cf9
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gpos_chaining1_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining1_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining1_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining1_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_lookupflag.tests b/test/shaping/data/aots/tests/gpos_chaining1_lookupflag.tests
new file mode 100644
index 000000000..d0e6e2e0a
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_lookupflag.tests
@@ -0,0 +1 @@
+#../fonts/gpos_chaining1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20@1500,0|90@3000,0|21@4500,0|91@6000,0|22@7500,0|92@9000,0|23@10520,0|93@12000,0|94@13500,0|24@15000,0|90@16500,0|25@18000,0|91@19500,0|26@21000,0|0@22500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_multiple_subrules.tests b/test/shaping/data/aots/tests/gpos_chaining1_multiple_subrules.tests
new file mode 100644
index 000000000..51bbe03be
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_chaining1_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|24@7500,0|0@9000,0|20@10500,0|21@12000,0|22@13520,0|23@15000,0|0@16500,0]
+../fonts/gpos_chaining1_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|24@7500,0|0@9000,0|20@10500,0|21@12000,0|22@13520,0|23@15000,0|0@16500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_next_glyph.tests b/test/shaping/data/aots/tests/gpos_chaining1_next_glyph.tests
new file mode 100644
index 000000000..f8be40456
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining1_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6020,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_simple.tests b/test/shaping/data/aots/tests/gpos_chaining1_simple.tests
new file mode 100644
index 000000000..37efa11fd
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gpos_chaining1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|0@10500,0|0@12000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22@1500,0|23@3000,0|24@4500,0|25@6000,0|26@7500,0|0@9000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23@1500,0|24@3000,0|25@4500,0|26@6000,0|0@7500,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|0@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0]
+../fonts/gpos_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016:[0|20@1500,0|21@3000,0|22@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining1_successive.tests b/test/shaping/data/aots/tests/gpos_chaining1_successive.tests
new file mode 100644
index 000000000..7a829cf72
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining1_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining1_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25@1500,0|20@3000,0|21@4520,0|22@6020,0|23@7500,0|24@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_boundary.tests b/test/shaping/data/aots/tests/gpos_chaining2_boundary.tests
new file mode 100644
index 000000000..c35b8c776
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gpos_chaining2_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining2_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining2_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining2_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_lookupflag.tests b/test/shaping/data/aots/tests/gpos_chaining2_lookupflag.tests
new file mode 100644
index 000000000..8b50e1499
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_lookupflag.tests
@@ -0,0 +1 @@
+#../fonts/gpos_chaining2_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20@1500,0|90@3000,0|21@4500,0|91@6000,0|22@7500,0|92@9000,0|23@10520,0|93@12000,0|94@13500,0|24@15000,0|90@16500,0|25@18000,0|91@19500,0|26@21000,0|0@22500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_multiple_subrules.tests b/test/shaping/data/aots/tests/gpos_chaining2_multiple_subrules.tests
new file mode 100644
index 000000000..8ddc8b223
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_chaining2_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|24@7500,0|0@9000,0|20@10500,0|21@12000,0|22@13520,0|23@15000,0|0@16500,0]
+../fonts/gpos_chaining2_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|24@7500,0|0@9000,0|20@10500,0|21@12000,0|22@13520,0|23@15000,0|0@16500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_next_glyph.tests b/test/shaping/data/aots/tests/gpos_chaining2_next_glyph.tests
new file mode 100644
index 000000000..34170f218
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining2_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6020,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_simple.tests b/test/shaping/data/aots/tests/gpos_chaining2_simple.tests
new file mode 100644
index 000000000..32fda1b5d
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gpos_chaining2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|0@10500,0|0@12000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22@1500,0|23@3000,0|24@4500,0|25@6000,0|26@7500,0|0@9000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23@1500,0|24@3000,0|25@4500,0|26@6000,0|0@7500,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|0@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0]
+../fonts/gpos_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016:[0|20@1500,0|21@3000,0|22@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining2_successive.tests b/test/shaping/data/aots/tests/gpos_chaining2_successive.tests
new file mode 100644
index 000000000..e930863c4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining2_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining2_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25@1500,0|20@3000,0|21@4520,0|22@6020,0|23@7500,0|24@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining3_boundary.tests b/test/shaping/data/aots/tests/gpos_chaining3_boundary.tests
new file mode 100644
index 000000000..f74dedf6b
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining3_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gpos_chaining3_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining3_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining3_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining3_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining3_lookupflag.tests b/test/shaping/data/aots/tests/gpos_chaining3_lookupflag.tests
new file mode 100644
index 000000000..0165fb590
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining3_lookupflag.tests
@@ -0,0 +1 @@
+#../fonts/gpos_chaining3_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20@1500,0|90@3000,0|21@4500,0|91@6000,0|22@7500,0|92@9000,0|23@10520,0|93@12000,0|94@13500,0|24@15000,0|90@16500,0|25@18000,0|91@19500,0|26@21000,0|0@22500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining3_next_glyph.tests b/test/shaping/data/aots/tests/gpos_chaining3_next_glyph.tests
new file mode 100644
index 000000000..614bc2eac
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining3_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining3_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0016,U+0015,U+0016,U+0015,U+0016,U+0015,U+0000:[0|22@1500,0|21@3020,0|22@4500,0|21@6020,0|22@7500,0|21@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining3_simple.tests b/test/shaping/data/aots/tests/gpos_chaining3_simple.tests
new file mode 100644
index 000000000..f5977c23d
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining3_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gpos_chaining3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4520,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|0@10500,0|0@12000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0@1500,0|21@3000,0|22@4500,0|23@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22@1500,0|23@3000,0|24@4500,0|25@6000,0|26@7500,0|0@9000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23@1500,0|24@3000,0|25@4500,0|26@6000,0|0@7500,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|0@6000,0|24@7500,0|25@9000,0|26@10500,0|0@12000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20@1500,0|21@3000,0|22@4500,0|23@6000,0]
+../fonts/gpos_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016:[0|20@1500,0|21@3000,0|22@4500,0]
diff --git a/test/shaping/data/aots/tests/gpos_chaining3_successive.tests b/test/shaping/data/aots/tests/gpos_chaining3_successive.tests
new file mode 100644
index 000000000..fa5a50ca2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_chaining3_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_chaining3_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25@1500,0|20@3000,0|21@4520,0|22@6020,0|23@7500,0|24@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_boundary.tests b/test/shaping/data/aots/tests/gpos_context1_boundary.tests
new file mode 100644
index 000000000..1db8fef33
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context1_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1500,0|20@3000,0|20@4500,0|20@6000,0|20@7500,0|0@9000,0]
+../fonts/gpos_context1_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3020,0|20@4520,0|20@6020,0|20@7520,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_expansion.tests b/test/shaping/data/aots/tests/gpos_context1_expansion.tests
new file mode 100644
index 000000000..2fc54d54b
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_expansion.tests
@@ -0,0 +1 @@
+../fonts/gpos_context1_expansion_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|0@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_lookupflag.tests b/test/shaping/data/aots/tests/gpos_context1_lookupflag.tests
new file mode 100644
index 000000000..9e8fcd6e4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_lookupflag.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos_context1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1520,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9020,0|0@10500,0]
+#../fonts/gpos_context1_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1500,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_multiple_subrules.tests b/test/shaping/data/aots/tests/gpos_context1_multiple_subrules.tests
new file mode 100644
index 000000000..b994f04e2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context1_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20@1520,0|21@3000,0|22@4500,0|0@6000,0|20@7500,0|21@9020,0|0@10500,0]
+../fonts/gpos_context1_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|0@6000,0|20@7500,0|21@9020,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_next_glyph.tests b/test/shaping/data/aots/tests/gpos_context1_next_glyph.tests
new file mode 100644
index 000000000..e67d63583
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_context1_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3000,0|20@4520,0|20@6000,0|20@7500,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_simple.tests b/test/shaping/data/aots/tests/gpos_context1_simple.tests
new file mode 100644
index 000000000..4a88e0ada
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_simple.tests
@@ -0,0 +1,3 @@
+../fonts/gpos_context1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1520,0|21@3020,0|22@4520,0|0@6000,0]
+../fonts/gpos_context1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000:[0|20@1500,0|0@3000,0|20@4500,0|21@6000,0|0@7500,0]
+../fonts/gpos_context1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1500,0|20@3020,0|20@4500,0|20@6000,0|20@7500,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context1_successive.tests b/test/shaping/data/aots/tests/gpos_context1_successive.tests
new file mode 100644
index 000000000..172d35040
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context1_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_context1_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_boundary.tests b/test/shaping/data/aots/tests/gpos_context2_boundary.tests
new file mode 100644
index 000000000..ef63fbbbb
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context2_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1500,0|20@3000,0|20@4500,0|20@6000,0|20@7500,0|0@9000,0]
+../fonts/gpos_context2_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3020,0|20@4520,0|20@6020,0|20@7520,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_classes.tests b/test/shaping/data/aots/tests/gpos_context2_classes.tests
new file mode 100644
index 000000000..5a3d008a8
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_classes.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context2_classes_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+001A,U+001C,U+0018,U+0000,U+0015,U+001B,U+001A,U+0018,U+0000,U+0016,U+001B,U+001A,U+0018:[0|20@1500,0|26@3020,0|28@4500,0|24@6000,0|0@7500,0|21@9000,0|27@10520,0|26@12000,0|24@13500,0|0@15000,0|22@16500,0|27@18000,0|26@19500,0|24@21000,0]
+../fonts/gpos_context2_classes_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0016,U+001B,U+001A,U+0018,U+0000,U+0018,U+0018,U+001D,U+0016,U+0000,U+0016,U+001B,U+001A,U+0018:[0|22@1500,0|27@3020,0|26@4500,0|24@6000,0|0@7500,0|24@9000,0|24@10500,0|29@12020,0|22@13500,0|0@15000,0|22@16500,0|27@18020,0|26@19500,0|24@21000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_expansion.tests b/test/shaping/data/aots/tests/gpos_context2_expansion.tests
new file mode 100644
index 000000000..67ed9786e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_expansion.tests
@@ -0,0 +1 @@
+../fonts/gpos_context2_expansion_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1500,0|21@3000,0|22@4500,0|0@6000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_lookupflag.tests b/test/shaping/data/aots/tests/gpos_context2_lookupflag.tests
new file mode 100644
index 000000000..f48e82502
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_lookupflag.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos_context2_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1520,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9020,0|0@10500,0]
+#../fonts/gpos_context2_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1500,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_multiple_subrules.tests b/test/shaping/data/aots/tests/gpos_context2_multiple_subrules.tests
new file mode 100644
index 000000000..44893723d
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context2_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20@1520,0|21@3000,0|22@4500,0|0@6000,0|20@7500,0|21@9020,0|0@10500,0]
+../fonts/gpos_context2_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20@1500,0|21@3020,0|22@4500,0|0@6000,0|20@7500,0|21@9020,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_next_glyph.tests b/test/shaping/data/aots/tests/gpos_context2_next_glyph.tests
new file mode 100644
index 000000000..e736b3bd6
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_context2_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3000,0|20@4520,0|20@6000,0|20@7500,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_simple.tests b/test/shaping/data/aots/tests/gpos_context2_simple.tests
new file mode 100644
index 000000000..edbc0be33
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_simple.tests
@@ -0,0 +1,3 @@
+../fonts/gpos_context2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1520,0|21@3020,0|22@4520,0|0@6000,0]
+../fonts/gpos_context2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000:[0|20@1500,0|0@3000,0|20@4500,0|21@6000,0|0@7500,0]
+../fonts/gpos_context2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1500,0|20@3020,0|20@4500,0|20@6000,0|20@7500,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context2_successive.tests b/test/shaping/data/aots/tests/gpos_context2_successive.tests
new file mode 100644
index 000000000..8b098d59d
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context2_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_context2_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context3_boundary.tests b/test/shaping/data/aots/tests/gpos_context3_boundary.tests
new file mode 100644
index 000000000..de3c05740
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context3_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context3_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1500,0|20@3000,0|20@4500,0|20@6000,0|20@7500,0|0@9000,0]
+../fonts/gpos_context3_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3020,0|20@4520,0|20@6020,0|20@7520,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context3_lookupflag.tests b/test/shaping/data/aots/tests/gpos_context3_lookupflag.tests
new file mode 100644
index 000000000..21f851b97
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context3_lookupflag.tests
@@ -0,0 +1,2 @@
+#../fonts/gpos_context3_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1520,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9020,0|0@10500,0]
+#../fonts/gpos_context3_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20@1500,0|90@3000,0|21@4520,0|91@6000,0|92@7500,0|22@9000,0|0@10500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context3_next_glyph.tests b/test/shaping/data/aots/tests/gpos_context3_next_glyph.tests
new file mode 100644
index 000000000..049b156aa
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context3_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gpos_context3_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20@1520,0|20@3000,0|20@4520,0|20@6000,0|20@7500,0|0@9000,0]
diff --git a/test/shaping/data/aots/tests/gpos_context3_simple.tests b/test/shaping/data/aots/tests/gpos_context3_simple.tests
new file mode 100644
index 000000000..3e544f04e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context3_simple.tests
@@ -0,0 +1,2 @@
+../fonts/gpos_context3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1520,0|21@3020,0|22@4520,0|0@6000,0]
+../fonts/gpos_context3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000,U+0014,U+0015,U+0016,U+0000:[0|20@1500,0|0@3000,0|20@4500,0|21@6000,0|0@7500,0|20@9020,0|21@10520,0|22@12020,0|0@13500,0]
diff --git a/test/shaping/data/aots/tests/gpos_context3_successive.tests b/test/shaping/data/aots/tests/gpos_context3_successive.tests
new file mode 100644
index 000000000..bfcf24acb
--- /dev/null
+++ b/test/shaping/data/aots/tests/gpos_context3_successive.tests
@@ -0,0 +1 @@
+../fonts/gpos_context3_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --ned:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20@1500,0|21@3020,0|22@4520,0|23@6000,0|0@7500,0]
diff --git a/test/shaping/data/aots/tests/gsub1_1_lookupflag.tests b/test/shaping/data/aots/tests/gsub1_1_lookupflag.tests
new file mode 100644
index 000000000..8865af8c7
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub1_1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub1_1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18|24|20|21]
diff --git a/test/shaping/data/aots/tests/gsub1_1_modulo.tests b/test/shaping/data/aots/tests/gsub1_1_modulo.tests
new file mode 100644
index 000000000..bbfff5ee2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub1_1_modulo.tests
@@ -0,0 +1 @@
+../fonts/gsub1_1_modulo_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015,U+0016,U+0017,U+0018:[17|18|17|24|23|18|23|24]
diff --git a/test/shaping/data/aots/tests/gsub1_1_simple.tests b/test/shaping/data/aots/tests/gsub1_1_simple.tests
new file mode 100644
index 000000000..a3a13859c
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub1_1_simple.tests
@@ -0,0 +1 @@
+../fonts/gsub1_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|20|21]
diff --git a/test/shaping/data/aots/tests/gsub1_2_lookupflag.tests b/test/shaping/data/aots/tests/gsub1_2_lookupflag.tests
new file mode 100644
index 000000000..887e0479e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub1_2_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub1_2_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|18|19|25|21]
diff --git a/test/shaping/data/aots/tests/gsub1_2_simple.tests b/test/shaping/data/aots/tests/gsub1_2_simple.tests
new file mode 100644
index 000000000..d65789738
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub1_2_simple.tests
@@ -0,0 +1 @@
+../fonts/gsub1_2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|22|19|25|21]
diff --git a/test/shaping/data/aots/tests/gsub2_1_lookupflag.tests b/test/shaping/data/aots/tests/gsub2_1_lookupflag.tests
new file mode 100644
index 000000000..e28e59cde
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub2_1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub2_1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0011:[17|18|22|23|17]
diff --git a/test/shaping/data/aots/tests/gsub2_1_multiple_sequences.tests b/test/shaping/data/aots/tests/gsub2_1_multiple_sequences.tests
new file mode 100644
index 000000000..12cbbf606
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub2_1_multiple_sequences.tests
@@ -0,0 +1 @@
+../fonts/gsub2_1_multiple_sequences_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0011:[17|20|21|22|23|17]
diff --git a/test/shaping/data/aots/tests/gsub2_1_simple.tests b/test/shaping/data/aots/tests/gsub2_1_simple.tests
new file mode 100644
index 000000000..d1d09690b
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub2_1_simple.tests
@@ -0,0 +1,2 @@
+../fonts/gsub2_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013:[17|20|21|22|19]
+../fonts/gsub2_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0012:[17|20|21|22|19|20|21|22]
diff --git a/test/shaping/data/aots/tests/gsub3_1_lookupflag.tests b/test/shaping/data/aots/tests/gsub3_1_lookupflag.tests
new file mode 100644
index 000000000..193c5c4a0
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub3_1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub3_1_lookupflag_f1.otf:--features="-test[4],test[5],test[6]=2,-test[7]" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0012,U+0012,U+0013,U+0013,U+0013,U+0013,U+0011:[17|18|18|18|19|22|23|19|17]
diff --git a/test/shaping/data/aots/tests/gsub3_1_multiple.tests b/test/shaping/data/aots/tests/gsub3_1_multiple.tests
new file mode 100644
index 000000000..7b1c032e1
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub3_1_multiple.tests
@@ -0,0 +1 @@
+../fonts/gsub3_1_multiple_f1.otf:--features="-test[1],test[2],test[3]=2,-test[4],-test[5],test[6],test[7]=2,-test[8]" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0012,U+0012,U+0012,U+0013,U+0013,U+0013,U+0013,U+0011:[17|18|20|21|18|19|22|23|19|17]
diff --git a/test/shaping/data/aots/tests/gsub3_1_simple.tests b/test/shaping/data/aots/tests/gsub3_1_simple.tests
new file mode 100644
index 000000000..5e65ba055
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub3_1_simple.tests
@@ -0,0 +1 @@
+../fonts/gsub3_1_simple_f1.otf:--features="-test[1],test[3],test[5]=2,test[7]=3,-test[9],test[11]" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0011,U+0012,U+0011,U+0012,U+0011,U+0012,U+0011,U+0012,U+0011,U+0012,U+0011:[17|18|17|20|17|21|17|22|17|18|17|20|17]
diff --git a/test/shaping/data/aots/tests/gsub4_1_lookupflag.tests b/test/shaping/data/aots/tests/gsub4_1_lookupflag.tests
new file mode 100644
index 000000000..c2c5242a4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub4_1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub4_1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0018,U+0012,U+0018,U+0013,U+0018,U+0018,U+0014,U+0018,U+0011,U+0012,U+0013,U+0016,U+0014:[17|24|23|24|24|24|24|17|18|19|22|20]
diff --git a/test/shaping/data/aots/tests/gsub4_1_multiple_ligatures.tests b/test/shaping/data/aots/tests/gsub4_1_multiple_ligatures.tests
new file mode 100644
index 000000000..33c1a09f9
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub4_1_multiple_ligatures.tests
@@ -0,0 +1,2 @@
+../fonts/gsub4_1_multiple_ligatures_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0011,U+0012,U+0013,U+0016,U+0014:[17|23|17|24|22|20]
+../fonts/gsub4_1_multiple_ligatures_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0011,U+0012,U+0013,U+0016,U+0014:[17|24|20|17|24|22|20]
diff --git a/test/shaping/data/aots/tests/gsub4_1_multiple_ligsets.tests b/test/shaping/data/aots/tests/gsub4_1_multiple_ligsets.tests
new file mode 100644
index 000000000..a63aeed42
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub4_1_multiple_ligsets.tests
@@ -0,0 +1 @@
+../fonts/gsub4_1_multiple_ligsets_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0015,U+0014,U+0013,U+0016:[17|23|21|24|22]
diff --git a/test/shaping/data/aots/tests/gsub4_1_simple.tests b/test/shaping/data/aots/tests/gsub4_1_simple.tests
new file mode 100644
index 000000000..aa4bb4b2e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub4_1_simple.tests
@@ -0,0 +1 @@
+../fonts/gsub4_1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0011,U+0012,U+0013,U+0016,U+0014:[17|23|17|18|19|22|20]
diff --git a/test/shaping/data/aots/tests/gsub7.tests b/test/shaping/data/aots/tests/gsub7.tests
new file mode 100644
index 000000000..e95b1c784
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub7.tests
@@ -0,0 +1,2 @@
+../fonts/gsub7_font1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|24|20|21]
+../fonts/gsub7_font2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|29|20|21]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_boundary.tests b/test/shaping/data/aots/tests/gsub_chaining1_boundary.tests
new file mode 100644
index 000000000..6d99d9747
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gsub_chaining1_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|22|23|0]
+../fonts/gsub_chaining1_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining1_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining1_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|62|23|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_lookupflag.tests b/test/shaping/data/aots/tests/gsub_chaining1_lookupflag.tests
new file mode 100644
index 000000000..7883c0a89
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20|90|21|91|22|92|63|93|94|24|90|25|91|26|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_multiple_subrules.tests b/test/shaping/data/aots/tests/gsub_chaining1_multiple_subrules.tests
new file mode 100644
index 000000000..28a52250a
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_chaining1_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|24|0|20|21|62|23|0]
+../fonts/gsub_chaining1_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|62|23|24|0|20|21|62|23|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_next_glyph.tests b/test/shaping/data/aots/tests/gsub_chaining1_next_glyph.tests
new file mode 100644
index 000000000..82f9d95c0
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining1_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|62|63|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_simple.tests b/test/shaping/data/aots/tests/gsub_chaining1_simple.tests
new file mode 100644
index 000000000..23e091f2a
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gsub_chaining1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|62|23|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20|21|62|23|24|25|26|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20|21|22|23|24|25|0|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20|21|22|23|24|25]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20|21|22|23|24]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0|21|22|23|24|25|26|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22|23|24|25|26|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23|24|25|26|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20|21|22|0|24|25|26|0]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20|21|22|23]
+../fonts/gsub_chaining1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016:[0|20|21|22]
diff --git a/test/shaping/data/aots/tests/gsub_chaining1_successive.tests b/test/shaping/data/aots/tests/gsub_chaining1_successive.tests
new file mode 100644
index 000000000..ab3cfb1b2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining1_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining1_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25|20|61|63|24|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_boundary.tests b/test/shaping/data/aots/tests/gsub_chaining2_boundary.tests
new file mode 100644
index 000000000..b06c620ca
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gsub_chaining2_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|22|23|0]
+../fonts/gsub_chaining2_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining2_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining2_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|62|23|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_lookupflag.tests b/test/shaping/data/aots/tests/gsub_chaining2_lookupflag.tests
new file mode 100644
index 000000000..372b3436e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining2_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20|90|21|91|22|92|63|93|94|24|90|25|91|26|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_multiple_subrules.tests b/test/shaping/data/aots/tests/gsub_chaining2_multiple_subrules.tests
new file mode 100644
index 000000000..e2fbb5cb2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_chaining2_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|24|0|20|21|62|23|0]
+../fonts/gsub_chaining2_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|62|23|24|0|20|21|62|23|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_next_glyph.tests b/test/shaping/data/aots/tests/gsub_chaining2_next_glyph.tests
new file mode 100644
index 000000000..84c82522b
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining2_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|62|63|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_simple.tests b/test/shaping/data/aots/tests/gsub_chaining2_simple.tests
new file mode 100644
index 000000000..53fa7e85e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gsub_chaining2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|62|23|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20|21|62|23|24|25|26|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20|21|22|23|24|25|0|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20|21|22|23|24|25]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20|21|22|23|24]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0|21|22|23|24|25|26|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22|23|24|25|26|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23|24|25|26|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20|21|22|0|24|25|26|0]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20|21|22|23]
+../fonts/gsub_chaining2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016:[0|20|21|22]
diff --git a/test/shaping/data/aots/tests/gsub_chaining2_successive.tests b/test/shaping/data/aots/tests/gsub_chaining2_successive.tests
new file mode 100644
index 000000000..71cbe0dd9
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining2_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining2_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25|20|61|63|24|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining3_boundary.tests b/test/shaping/data/aots/tests/gsub_chaining3_boundary.tests
new file mode 100644
index 000000000..c01dc4b01
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining3_boundary.tests
@@ -0,0 +1,4 @@
+../fonts/gsub_chaining3_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|22|23|0]
+../fonts/gsub_chaining3_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining3_boundary_f3.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|22|23|0]
+../fonts/gsub_chaining3_boundary_f4.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|21|62|23|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining3_lookupflag.tests b/test/shaping/data/aots/tests/gsub_chaining3_lookupflag.tests
new file mode 100644
index 000000000..be2147bf4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining3_lookupflag.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining3_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+0016,U+005C,U+0017,U+005D,U+005E,U+0018,U+005A,U+0019,U+005B,U+001A,U+0000:[0|20|90|21|91|22|92|63|93|94|24|90|25|91|26|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining3_next_glyph.tests b/test/shaping/data/aots/tests/gsub_chaining3_next_glyph.tests
new file mode 100644
index 000000000..2493c1e90
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining3_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining3_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0016,U+0015,U+0016,U+0015,U+0016,U+0015,U+0000:[0|22|61|22|61|22|21|0]
diff --git a/test/shaping/data/aots/tests/gsub_chaining3_simple.tests b/test/shaping/data/aots/tests/gsub_chaining3_simple.tests
new file mode 100644
index 000000000..eb2416787
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining3_simple.tests
@@ -0,0 +1,11 @@
+../fonts/gsub_chaining3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|62|23|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|20|21|62|23|24|25|26|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019,U+0000,U+0000:[0|20|21|22|23|24|25|0|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018,U+0019:[0|20|21|22|23|24|25]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0018:[0|20|21|22|23|24]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0000,U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[0|0|21|22|23|24|25|26|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0015,U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[21|22|23|24|25|26|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0016,U+0017,U+0018,U+0019,U+001A,U+0000:[22|23|24|25|26|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0018,U+0019,U+001A,U+0000:[0|20|21|22|0|24|25|26|0]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017:[0|20|21|22|23]
+../fonts/gsub_chaining3_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016:[0|20|21|22]
diff --git a/test/shaping/data/aots/tests/gsub_chaining3_successive.tests b/test/shaping/data/aots/tests/gsub_chaining3_successive.tests
new file mode 100644
index 000000000..edcade193
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_chaining3_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_chaining3_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0019,U+0014,U+0015,U+0016,U+0017,U+0018,U+0000:[0|25|20|61|63|24|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_boundary.tests b/test/shaping/data/aots/tests/gsub_context1_boundary.tests
new file mode 100644
index 000000000..9b1189266
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context1_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20|20|20|20|20|0]
+../fonts/gsub_context1_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|60|60|60|60|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_expansion.tests b/test/shaping/data/aots/tests/gsub_context1_expansion.tests
new file mode 100644
index 000000000..92714c5a8
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_expansion.tests
@@ -0,0 +1 @@
+../fonts/gsub_context1_expansion_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20|61|62|63|22|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_lookupflag.tests b/test/shaping/data/aots/tests/gsub_context1_lookupflag.tests
new file mode 100644
index 000000000..c5d976058
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_lookupflag.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context1_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|60|90|61|91|92|62|0]
+../fonts/gsub_context1_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20|90|61|91|92|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_multiple_subrules.tests b/test/shaping/data/aots/tests/gsub_context1_multiple_subrules.tests
new file mode 100644
index 000000000..febc41906
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context1_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|60|21|22|0|20|61|0]
+../fonts/gsub_context1_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20|61|22|0|20|61|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_next_glyph.tests b/test/shaping/data/aots/tests/gsub_context1_next_glyph.tests
new file mode 100644
index 000000000..12414c342
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_context1_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|20|60|20|20|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_simple.tests b/test/shaping/data/aots/tests/gsub_context1_simple.tests
new file mode 100644
index 000000000..44252ecc4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_simple.tests
@@ -0,0 +1,3 @@
+../fonts/gsub_context1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000:[0|60|61|62|0]
+../fonts/gsub_context1_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000:[0|20|0|20|21|0]
+../fonts/gsub_context1_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20|60|20|20|20|0]
diff --git a/test/shaping/data/aots/tests/gsub_context1_successive.tests b/test/shaping/data/aots/tests/gsub_context1_successive.tests
new file mode 100644
index 000000000..e68d6b29f
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context1_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_context1_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|63|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_boundary.tests b/test/shaping/data/aots/tests/gsub_context2_boundary.tests
new file mode 100644
index 000000000..2054277eb
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context2_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20|20|20|20|20|0]
+../fonts/gsub_context2_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|60|60|60|60|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_classes.tests b/test/shaping/data/aots/tests/gsub_context2_classes.tests
new file mode 100644
index 000000000..2e44007e7
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_classes.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context2_classes_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+001A,U+001C,U+0018,U+0000,U+0015,U+001B,U+001A,U+0018,U+0000,U+0016,U+001B,U+001A,U+0018:[0|20|66|28|24|0|21|67|26|24|0|22|27|26|24]
+../fonts/gsub_context2_classes_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0016,U+001B,U+001A,U+0018,U+0000,U+0018,U+0018,U+001D,U+0016,U+0000,U+0016,U+001B,U+001A,U+0018:[0|22|67|26|24|0|24|24|69|22|0|22|67|26|24]
diff --git a/test/shaping/data/aots/tests/gsub_context2_expansion.tests b/test/shaping/data/aots/tests/gsub_context2_expansion.tests
new file mode 100644
index 000000000..af0ce71c0
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_expansion.tests
@@ -0,0 +1 @@
+../fonts/gsub_context2_expansion_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000:[0|20|61|62|63|22|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_lookupflag.tests b/test/shaping/data/aots/tests/gsub_context2_lookupflag.tests
new file mode 100644
index 000000000..ac419498c
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_lookupflag.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context2_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|60|90|61|91|92|62|0]
+../fonts/gsub_context2_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20|90|61|91|92|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_multiple_subrules.tests b/test/shaping/data/aots/tests/gsub_context2_multiple_subrules.tests
new file mode 100644
index 000000000..75225cd2a
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_multiple_subrules.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context2_multiple_subrules_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|60|21|22|0|20|61|0]
+../fonts/gsub_context2_multiple_subrules_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000,U+0014,U+0015,U+0000:[0|20|61|22|0|20|61|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_next_glyph.tests b/test/shaping/data/aots/tests/gsub_context2_next_glyph.tests
new file mode 100644
index 000000000..020d05fc6
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_context2_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|20|60|20|20|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_simple.tests b/test/shaping/data/aots/tests/gsub_context2_simple.tests
new file mode 100644
index 000000000..5863605a4
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_simple.tests
@@ -0,0 +1,3 @@
+../fonts/gsub_context2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000:[0|60|61|62|0]
+../fonts/gsub_context2_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000:[0|20|0|20|21|0]
+../fonts/gsub_context2_simple_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20|60|20|20|20|0]
diff --git a/test/shaping/data/aots/tests/gsub_context2_successive.tests b/test/shaping/data/aots/tests/gsub_context2_successive.tests
new file mode 100644
index 000000000..9aeeac71e
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context2_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_context2_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|63|0]
diff --git a/test/shaping/data/aots/tests/gsub_context3_boundary.tests b/test/shaping/data/aots/tests/gsub_context3_boundary.tests
new file mode 100644
index 000000000..8b40afdc2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context3_boundary.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context3_boundary_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|20|20|20|20|20|0]
+../fonts/gsub_context3_boundary_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|60|60|60|60|0]
diff --git a/test/shaping/data/aots/tests/gsub_context3_lookupflag.tests b/test/shaping/data/aots/tests/gsub_context3_lookupflag.tests
new file mode 100644
index 000000000..03c0647e9
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context3_lookupflag.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context3_lookupflag_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|60|90|61|91|92|62|0]
+../fonts/gsub_context3_lookupflag_f2.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+005A,U+0015,U+005B,U+005C,U+0016,U+0000:[0|20|90|61|91|92|0]
diff --git a/test/shaping/data/aots/tests/gsub_context3_next_glyph.tests b/test/shaping/data/aots/tests/gsub_context3_next_glyph.tests
new file mode 100644
index 000000000..b28381b95
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context3_next_glyph.tests
@@ -0,0 +1 @@
+../fonts/gsub_context3_next_glyph_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0014,U+0014,U+0014,U+0014,U+0000:[0|60|20|60|20|20|0]
diff --git a/test/shaping/data/aots/tests/gsub_context3_simple.tests b/test/shaping/data/aots/tests/gsub_context3_simple.tests
new file mode 100644
index 000000000..ec264eaa0
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context3_simple.tests
@@ -0,0 +1,2 @@
+../fonts/gsub_context3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0000:[0|60|61|62|0]
+../fonts/gsub_context3_simple_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0000,U+0014,U+0015,U+0000,U+0014,U+0015,U+0016,U+0000:[0|20|0|20|21|0|60|61|62|0]
diff --git a/test/shaping/data/aots/tests/gsub_context3_successive.tests b/test/shaping/data/aots/tests/gsub_context3_successive.tests
new file mode 100644
index 000000000..b987a61f2
--- /dev/null
+++ b/test/shaping/data/aots/tests/gsub_context3_successive.tests
@@ -0,0 +1 @@
+../fonts/gsub_context3_successive_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0000,U+0014,U+0015,U+0016,U+0017,U+0000:[0|20|61|63|0]
diff --git a/test/shaping/data/aots/tests/lookupflag_ignore_attach.tests b/test/shaping/data/aots/tests/lookupflag_ignore_attach.tests
new file mode 100644
index 000000000..6534fc09f
--- /dev/null
+++ b/test/shaping/data/aots/tests/lookupflag_ignore_attach.tests
@@ -0,0 +1,5 @@
+../fonts/lookupflag_ignore_attach_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+000A,U+000B,U+000D,U+001A,U+000A:[10|15|10]
+../fonts/lookupflag_ignore_attach_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+000A,U+000B,U+0015,U+000D,U+0016,U+0017,U+001D,U+001A,U+000A:[10|15|21|22|23|29|10]
+../fonts/lookupflag_ignore_attach_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+000A,U+000B,U+0015,U+000D,U+0016,U+001B,U+001A,U+000A:[10|11|21|13|22|27|26|10]
+../fonts/lookupflag_ignore_attach_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+000A,U+000B,U+001B,U+000D,U+0016,U+0017,U+001A,U+000A:[10|11|27|13|22|23|26|10]
+../fonts/lookupflag_ignore_attach_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+000A,U+000B,U+001B,U+000D,U+000E,U+0017,U+001A,U+000A:[10|11|27|13|14|23|26|10]
diff --git a/test/shaping/data/aots/tests/lookupflag_ignore_base.tests b/test/shaping/data/aots/tests/lookupflag_ignore_base.tests
new file mode 100644
index 000000000..5f0bfdbde
--- /dev/null
+++ b/test/shaping/data/aots/tests/lookupflag_ignore_base.tests
@@ -0,0 +1,2 @@
+../fonts/lookupflag_ignore_base_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0013,U+0014,U+0015:[17|23|21]
+../fonts/lookupflag_ignore_base_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+0018,U+0018,U+0013,U+0019,U+0014,U+0015:[17|23|24|24|25|21]
diff --git a/test/shaping/data/aots/tests/lookupflag_ignore_combination.tests b/test/shaping/data/aots/tests/lookupflag_ignore_combination.tests
new file mode 100644
index 000000000..d34f16a14
--- /dev/null
+++ b/test/shaping/data/aots/tests/lookupflag_ignore_combination.tests
@@ -0,0 +1,3 @@
+../fonts/lookupflag_ignore_combination_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+0013,U+0014,U+0015:[17|23|26|21]
+../fonts/lookupflag_ignore_combination_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+0013,U+0018,U+001E,U+001F,U+0014,U+0015:[17|23|26|24|30|31|21]
+../fonts/lookupflag_ignore_combination_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+0013,U+0018,U+001E,U+0020,U+0014,U+0015:[17|18|26|19|24|30|32|20|21]
diff --git a/test/shaping/data/aots/tests/lookupflag_ignore_ligatures.tests b/test/shaping/data/aots/tests/lookupflag_ignore_ligatures.tests
new file mode 100644
index 000000000..feb31d809
--- /dev/null
+++ b/test/shaping/data/aots/tests/lookupflag_ignore_ligatures.tests
@@ -0,0 +1,3 @@
+../fonts/lookupflag_ignore_ligatures_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+001B,U+0013,U+001B,U+0014,U+0015:[17|23|26|27|27|21]
+../fonts/lookupflag_ignore_ligatures_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+0018,U+0013,U+001B,U+0014,U+0015:[17|18|26|24|19|27|20|21]
+../fonts/lookupflag_ignore_ligatures_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001A,U+002A,U+0013,U+001B,U+0014,U+0015:[17|18|26|42|19|27|20|21]
diff --git a/test/shaping/data/aots/tests/lookupflag_ignore_marks.tests b/test/shaping/data/aots/tests/lookupflag_ignore_marks.tests
new file mode 100644
index 000000000..962659924
--- /dev/null
+++ b/test/shaping/data/aots/tests/lookupflag_ignore_marks.tests
@@ -0,0 +1 @@
+../fonts/lookupflag_ignore_marks_f1.otf:--features="test" --no-clusters --no-glyph-names --no-positions:U+0011,U+0012,U+001C,U+001D,U+0013,U+001D,U+0014,U+0015:[17|23|28|29|29|21]
diff --git a/test/shaping/run-tests.py b/test/shaping/run-tests.py
index 17e203c03..c22d45c46 100755
--- a/test/shaping/run-tests.py
+++ b/test/shaping/run-tests.py
@@ -27,6 +27,7 @@ process = subprocess.Popen ([hb_shape, '--batch'],
 			    stdout=subprocess.PIPE,
 			    stderr=sys.stdout)
 
+ran_once = False
 fails = 0
 skips = 0
 
@@ -94,6 +95,8 @@ for filename in args:
 			fontfile] + extra_options + ["--unicodes",
 			unicodes] + (options.split (' ') if options else []))
 
+		ran_once = True
+
 		if glyphs1 != glyphs2 and glyphs_expected != '*':
 			print ("FT funcs: " + glyphs1) # file=sys.stderr
 			print ("OT funcs: " + glyphs2) # file=sys.stderr
@@ -115,5 +118,9 @@ if fails != 0 or skips != 0:
 		sys.exit (1)
 	sys.exit (77)
 else:
-	if not reference:
+	if not ran_once:
+		if not reference:
+			print ("No tests ran.")
+		sys.exit (77)
+	elif not reference:
 		print ("All tests passed.")