harfbuzz/test/api/test-set.c

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/*
* Copyright © 2013 Google, Inc.
*
* 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.
*
* Google Author(s): Behdad Esfahbod
*/
#include "hb-test.h"
/* Unit tests for hb-set.h */
static void
test_empty (hb_set_t *s)
{
hb_codepoint_t next;
g_assert_cmpint (hb_set_get_population (s), ==, 0);
g_assert_cmpint (hb_set_get_min (s), ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (hb_set_get_max (s), ==, HB_SET_VALUE_INVALID);
g_assert (!hb_set_has (s, 13));
next = 53043;
g_assert (!hb_set_next (s, &next));
g_assert_cmpint (next, ==, HB_SET_VALUE_INVALID);
next = 07734;
g_assert (!hb_set_previous (s, &next));
g_assert_cmpint (next, ==, HB_SET_VALUE_INVALID);
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g_assert (hb_set_is_empty (s));
}
static void
test_not_empty (hb_set_t *s)
{
hb_codepoint_t next;
g_assert_cmpint (hb_set_get_population (s), !=, 0);
g_assert_cmpint (hb_set_get_min (s), !=, HB_SET_VALUE_INVALID);
g_assert_cmpint (hb_set_get_max (s), !=, HB_SET_VALUE_INVALID);
next = HB_SET_VALUE_INVALID;
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, !=, HB_SET_VALUE_INVALID);
next = HB_SET_VALUE_INVALID;
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, !=, HB_SET_VALUE_INVALID);
}
static void
test_set_basic (void)
{
hb_set_t *s = hb_set_create ();
test_empty (s);
hb_set_add (s, 13);
test_not_empty (s);
hb_set_clear (s);
test_empty (s);
hb_set_add (s, 33000);
test_not_empty (s);
hb_set_clear (s);
hb_set_add_range (s, 10, 29);
test_not_empty (s);
g_assert (hb_set_has (s, 13));
g_assert_cmpint (hb_set_get_population (s), ==, 20);
g_assert_cmpint (hb_set_get_min (s), ==, 10);
g_assert_cmpint (hb_set_get_max (s), ==, 29);
test_not_empty (s);
g_assert (hb_set_has (s, 13));
g_assert_cmpint (hb_set_get_population (s), ==, 20);
g_assert_cmpint (hb_set_get_min (s), ==, 10);
g_assert_cmpint (hb_set_get_max (s), ==, 29);
hb_set_del_range (s, 10, 18);
test_not_empty (s);
g_assert (!hb_set_has (s, 13));
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hb_set_add_range (s, 200, 800);
test_not_empty (s);
g_assert (!hb_set_has (s, 100));
g_assert (!hb_set_has (s, 199));
g_assert (hb_set_has (s, 200));
g_assert (hb_set_has (s, 201));
g_assert (hb_set_has (s, 243));
g_assert (hb_set_has (s, 254));
g_assert (hb_set_has (s, 255));
g_assert (hb_set_has (s, 256));
g_assert (hb_set_has (s, 257));
g_assert (hb_set_has (s, 511));
g_assert (hb_set_has (s, 512));
g_assert (hb_set_has (s, 600));
g_assert (hb_set_has (s, 767));
g_assert (hb_set_has (s, 768));
g_assert (hb_set_has (s, 769));
g_assert (hb_set_has (s, 782));
g_assert (hb_set_has (s, 798));
g_assert (hb_set_has (s, 799));
g_assert (hb_set_has (s, 800));
g_assert (!hb_set_has (s, 801));
g_assert (!hb_set_has (s, 802));
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hb_set_destroy (s);
}
// static inline void
// print_set (hb_set_t *s)
// {
// hb_codepoint_t next;
// printf ("{");
// for (next = HB_SET_VALUE_INVALID; hb_set_next (s, &next); )
// printf ("%d, ", next);
// printf ("}\n");
// }
static void
test_set_algebra (void)
{
hb_set_t *s = hb_set_create ();
hb_set_t *o = hb_set_create ();
hb_set_add (o, 13);
hb_set_add (o, 19);
test_empty (s);
g_assert (!hb_set_is_equal (s, o));
hb_set_set (s, o);
g_assert (hb_set_is_equal (s, o));
test_not_empty (s);
g_assert_cmpint (hb_set_get_population (s), ==, 2);
hb_set_clear (s);
test_empty (s);
hb_set_add (s, 10);
g_assert_cmpint (hb_set_get_population (s), ==, 1);
hb_set_union (s, o);
g_assert_cmpint (hb_set_get_population (s), ==, 3);
g_assert (hb_set_has (s, 10));
g_assert (hb_set_has (s, 13));
hb_set_clear (s);
test_empty (s);
hb_set_add_range (s, 10, 17);
g_assert (!hb_set_is_equal (s, o));
hb_set_intersect (s, o);
g_assert (!hb_set_is_equal (s, o));
test_not_empty (s);
g_assert_cmpint (hb_set_get_population (s), ==, 1);
g_assert (!hb_set_has (s, 10));
g_assert (hb_set_has (s, 13));
hb_set_clear (s);
test_empty (s);
hb_set_add_range (s, 10, 17);
g_assert (!hb_set_is_equal (s, o));
hb_set_subtract (s, o);
g_assert (!hb_set_is_equal (s, o));
test_not_empty (s);
g_assert_cmpint (hb_set_get_population (s), ==, 7);
g_assert (hb_set_has (s, 12));
g_assert (!hb_set_has (s, 13));
g_assert (!hb_set_has (s, 19));
hb_set_clear (s);
test_empty (s);
hb_set_add_range (s, 10, 17);
g_assert (!hb_set_is_equal (s, o));
hb_set_symmetric_difference (s, o);
g_assert (!hb_set_is_equal (s, o));
test_not_empty (s);
g_assert_cmpint (hb_set_get_population (s), ==, 8);
g_assert (hb_set_has (s, 12));
g_assert (!hb_set_has (s, 13));
g_assert (hb_set_has (s, 19));
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/* https://github.com/harfbuzz/harfbuzz/issues/579 */
hb_set_clear (s);
test_empty (s);
hb_set_add_range (s, 886, 895);
hb_set_add (s, 1024);
hb_set_add (s, 1152);
hb_set_clear (o);
test_empty (o);
hb_set_add (o, 889);
hb_set_add (o, 1024);
g_assert (!hb_set_is_equal (s, o));
hb_set_intersect (o, s);
test_not_empty (o);
g_assert (!hb_set_is_equal (s, o));
g_assert_cmpint (hb_set_get_population (o), ==, 2);
g_assert (hb_set_has (o, 889));
g_assert (hb_set_has (o, 1024));
hb_set_clear (o);
test_empty (o);
hb_set_add_range (o, 887, 889);
hb_set_add (o, 1121);
g_assert (!hb_set_is_equal (s, o));
hb_set_intersect (o, s);
test_not_empty (o);
g_assert (!hb_set_is_equal (s, o));
g_assert_cmpint (hb_set_get_population (o), ==, 3);
g_assert (hb_set_has (o, 887));
g_assert (hb_set_has (o, 888));
g_assert (hb_set_has (o, 889));
hb_set_clear (s);
test_empty (s);
hb_set_add_range (s, 886, 895);
hb_set_add (s, 1014);
hb_set_add (s, 1017);
hb_set_add (s, 1024);
hb_set_add (s, 1113);
hb_set_add (s, 1121);
g_assert_cmpint (hb_set_get_population (s), ==, 15);
hb_set_clear (o);
test_empty (o);
hb_set_add (o, 889);
g_assert_cmpint (hb_set_get_population (o), ==, 1);
hb_set_intersect (o, s);
g_assert_cmpint (hb_set_get_population (o), ==, 1);
g_assert (hb_set_has (o, 889));
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hb_set_destroy (s);
hb_set_destroy (o);
}
static void
test_set_iter (void)
{
hb_codepoint_t next, first, last;
hb_set_t *s = hb_set_create ();
hb_set_add (s, 13);
hb_set_add_range (s, 6, 6);
hb_set_add_range (s, 10, 15);
hb_set_add (s, 1100);
hb_set_add (s, 1200);
hb_set_add (s, 20005);
test_not_empty (s);
next = HB_SET_VALUE_INVALID;
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 6);
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 10);
g_assert (hb_set_next (s, &next));
g_assert (hb_set_next (s, &next));
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 13);
g_assert (hb_set_next (s, &next));
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 15);
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 1100);
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 1200);
g_assert (hb_set_next (s, &next));
g_assert_cmpint (next, ==, 20005);
g_assert (!hb_set_next (s, &next));
g_assert_cmpint (next, ==, HB_SET_VALUE_INVALID);
next = HB_SET_VALUE_INVALID;
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 20005);
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 1200);
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 1100);
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 15);
g_assert (hb_set_previous (s, &next));
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 13);
g_assert (hb_set_previous (s, &next));
g_assert (hb_set_previous (s, &next));
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 10);
g_assert (hb_set_previous (s, &next));
g_assert_cmpint (next, ==, 6);
g_assert (!hb_set_previous (s, &next));
g_assert_cmpint (next, ==, HB_SET_VALUE_INVALID);
first = last = HB_SET_VALUE_INVALID;
g_assert (hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, 6);
g_assert_cmpint (last, ==, 6);
g_assert (hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, 10);
g_assert_cmpint (last, ==, 15);
g_assert (hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, 1100);
g_assert_cmpint (last, ==, 1100);
g_assert (hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, 1200);
g_assert_cmpint (last, ==, 1200);
g_assert (hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, 20005);
g_assert_cmpint (last, ==, 20005);
g_assert (!hb_set_next_range (s, &first, &last));
g_assert_cmpint (first, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (last, ==, HB_SET_VALUE_INVALID);
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first = last = HB_SET_VALUE_INVALID;
g_assert (hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, 20005);
g_assert_cmpint (last, ==, 20005);
g_assert (hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, 1200);
g_assert_cmpint (last, ==, 1200);
g_assert (hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, 1100);
g_assert_cmpint (last, ==, 1100);
g_assert (hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, 10);
g_assert_cmpint (last, ==, 15);
g_assert (hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, 6);
g_assert_cmpint (last, ==, 6);
g_assert (!hb_set_previous_range (s, &first, &last));
g_assert_cmpint (first, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (last, ==, HB_SET_VALUE_INVALID);
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hb_set_destroy (s);
}
static void
test_set_empty (void)
{
hb_set_t *b = hb_set_get_empty ();
g_assert (hb_set_get_empty ());
g_assert (hb_set_get_empty () == b);
g_assert (!hb_set_allocation_successful (b));
test_empty (b);
hb_set_add (b, 13);
test_empty (b);
hb_set_invert (b);
test_empty (b);
g_assert (!hb_set_allocation_successful (b));
hb_set_clear (b);
test_empty (b);
g_assert (!hb_set_allocation_successful (b));
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hb_set_destroy (b);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_set_basic);
hb_test_add (test_set_algebra);
hb_test_add (test_set_iter);
hb_test_add (test_set_empty);
return hb_test_run();
}