[number] Add test

src/Makefile.am

@@ -411,7 +411,7 @@ dump_use_data_SOURCES = dump-use-data.cc hb-ot-shape-complex-use-table.cc
 dump_use_data_CPPFLAGS = $(HBCFLAGS)
 dump_use_data_LDADD = libharfbuzz.la $(HBLIBS)
 
-COMPILED_TESTS = test-algs test-iter test-meta test-ot-tag test-unicode-ranges test-bimap
+COMPILED_TESTS = test-algs test-iter test-meta test-number test-ot-tag test-unicode-ranges test-bimap
 COMPILED_TESTS_CPPFLAGS = $(HBCFLAGS) -DMAIN -UNDEBUG
 COMPILED_TESTS_LDADD = libharfbuzz.la $(HBLIBS)
 check_PROGRAMS += $(COMPILED_TESTS)
@@ -429,6 +429,10 @@ test_meta_SOURCES = test-meta.cc hb-static.cc
 test_meta_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
 test_meta_LDADD = $(COMPILED_TESTS_LDADD)
 
+test_number_SOURCES = test-number.cc hb-number.cc
+test_number_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
+test_number_LDADD = $(COMPILED_TESTS_LDADD)
+
 test_ot_tag_SOURCES = hb-ot-tag.cc
 test_ot_tag_CPPFLAGS = $(COMPILED_TESTS_CPPFLAGS)
 test_ot_tag_LDADD = $(COMPILED_TESTS_LDADD)

src/test-number.cc

@@ -0,0 +1,180 @@
+/*
+ * Copyright © 2019  Ebrahim Byagowi
+ *
+ *  This is part of HarfBuzz, a text shaping library.
+ *
+ * Permission is hereby granted, without written agreement and without
+ * license or royalty fees, to use, copy, modify, and distribute this
+ * software and its documentation for any purpose, provided that the
+ * above copyright notice and the following two paragraphs appear in
+ * all copies of this software.
+ *
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
+ * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
+ * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ *
+ * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
+ * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ */
+
+#include "hb.hh"
+#include "hb-number.hh"
+
+
+int
+main (int argc, char **argv)
+{
+  {
+    const char str[] = "123";
+    const char *pp = str;
+    const char *end = str + 3;
+
+    int pv;
+    assert (hb_parse_int (&pp, end, &pv));
+    assert (pv == 123);
+    assert (pp - str == 3);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "123";
+    const char *pp = str;
+    const char *end = str + 3;
+
+    unsigned int pv;
+    assert (hb_parse_uint (&pp, end, &pv));
+    assert (pv == 123);
+    assert (pp - str == 3);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "-123";
+    const char *pp = str;
+    const char *end = str + 4;
+
+    int pv;
+    assert (hb_parse_int (&pp, end, &pv));
+    assert (pv == -123);
+    assert (pp - str == 4);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "123";
+    const char *pp = str;
+    assert (ARRAY_LENGTH (str) == 4);
+    const char *end = str + ARRAY_LENGTH (str);
+
+    unsigned int pv;
+    assert (hb_parse_uint (&pp, end, &pv));
+    assert (pv == 123);
+    assert (pp - str == 3);
+    assert (end - pp == 1);
+  }
+
+  {
+    const char str[] = "123\0";
+    const char *pp = str;
+    assert (ARRAY_LENGTH (str) == 5);
+    const char *end = str + ARRAY_LENGTH (str);
+
+    unsigned int pv;
+    assert (hb_parse_uint (&pp, end, &pv));
+    assert (pv == 123);
+    assert (pp - str == 3);
+    assert (end - pp == 2); /* Similar to what hb_codepoint_parse needs */
+  }
+
+  {
+    const char str[] = ".123";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str);
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == 123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 1);
+  }
+
+  {
+    const char str[] = "0.123";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == 123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "0.123e0";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == 123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "123e-3";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == 123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = ".000123e+3";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == 123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "-.000000123e6";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == -123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  {
+    const char str[] = "-1.23e-1";
+    const char *pp = str;
+    const char *end = str + ARRAY_LENGTH (str) - 1;
+
+    float pv;
+    assert (hb_parse_float (&pp, end, &pv));
+    assert ((int) (pv * 1000.f) == -123);
+    assert (pp - str == ARRAY_LENGTH (str) - 1);
+    assert (end - pp == 0);
+  }
+
+  return 0;
+}