/*
* 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);
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));
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));
hb_set_del (s, 800);
g_assert (!hb_set_has (s, 800));
g_assert_cmpint (hb_set_get_max (s), ==, 799);
hb_set_del_range (s, 0, 799);
g_assert_cmpint (hb_set_get_max (s), ==, HB_SET_VALUE_INVALID);
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_intersect_empty (void)
{
hb_set_t* a = hb_set_create ();
hb_set_add (a, 3585);
hb_set_add (a, 21333);
hb_set_add (a, 24405);
hb_set_t* b = hb_set_create();
hb_set_add (b, 21483);
hb_set_add (b, 24064);
hb_set_intersect (a, b);
g_assert (hb_set_is_empty (a));
hb_set_destroy (a);
hb_set_destroy (b);
a = hb_set_create ();
hb_set_add (a, 16777216);
b = hb_set_create();
hb_set_add (b, 0);
hb_set_intersect (a, b);
g_assert (hb_set_is_empty (a));
hb_set_destroy (a);
hb_set_destroy (b);
}
static void test_set_intersect_page_reduction (void)
{
hb_set_t* a = hb_set_create ();
hb_set_add (a, 3585);
hb_set_add (a, 21333);
hb_set_add (a, 24405);
hb_set_t* b = hb_set_create();
hb_set_add (b, 3585);
hb_set_add (b, 24405);
hb_set_intersect(a, b);
g_assert (hb_set_is_equal (a, b));
hb_set_destroy (a);
hb_set_destroy (b);
}
static void test_set_union (void)
{
hb_set_t* a = hb_set_create();
hb_set_add (a, 3585);
hb_set_add (a, 21333);
hb_set_add (a, 24405);
hb_set_t* b = hb_set_create();
hb_set_add (b, 21483);
hb_set_add (b, 24064);
hb_set_t* u = hb_set_create ();
hb_set_add (u, 3585);
hb_set_add (u, 21333);
hb_set_add (u, 21483);
hb_set_add (u, 24064);
hb_set_add (u, 24405);
hb_set_union(b, a);
g_assert (hb_set_is_equal (u, b));
hb_set_destroy (a);
hb_set_destroy (b);
hb_set_destroy (u);
}
static void
test_set_subsets (void)
{
hb_set_t *s = hb_set_create ();
hb_set_t *l = hb_set_create ();
hb_set_add (l, 0x0FFFF);
hb_set_add (s, 0x1FFFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_clear (s);
hb_set_add (s, 0x0FFF0);
g_assert (!hb_set_is_subset (s, l));
hb_set_clear (s);
hb_set_add (s, 0x0AFFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_clear (s);
g_assert (hb_set_is_subset (s, l));
hb_set_clear (l);
g_assert (hb_set_is_subset (s, l));
hb_set_add (s, 0x1FFFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_clear (s);
hb_set_add (s, 0xFF);
hb_set_add (s, 0x1FFFF);
hb_set_add (s, 0x2FFFF);
hb_set_add (l, 0xFF);
hb_set_add (l, 0x1FFFF);
hb_set_add (l, 0x2FFFF);
g_assert (hb_set_is_subset (s, l));
hb_set_del (l, 0xFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_add (l, 0xFF);
hb_set_del (l, 0x2FFFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_add (l, 0x2FFFF);
hb_set_del (l, 0x1FFFF);
g_assert (!hb_set_is_subset (s, l));
hb_set_destroy (s);
hb_set_destroy (l);
}
static void
test_set_algebra (void)
{
hb_set_t *s = hb_set_create ();
hb_set_t *o = hb_set_create ();
hb_set_t *o2 = hb_set_create ();
hb_set_add (o, 13);
hb_set_add (o, 19);
hb_set_add (o2, 0x660E);
test_empty (s);
g_assert (!hb_set_is_equal (s, o));
g_assert (hb_set_is_subset (s, o));
g_assert (!hb_set_is_subset (o, s));
hb_set_set (s, o);
g_assert (hb_set_is_equal (s, o));
g_assert (hb_set_is_subset (s, o));
g_assert (hb_set_is_subset (o, s));
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);
g_assert_cmpint (hb_set_get_population (s), ==, 0);
hb_set_union (s, o2);
g_assert_cmpint (hb_set_get_population (s), ==, 1);
g_assert (hb_set_has (s, 0x660E));
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));
/* 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));
hb_set_add (o, 511);
g_assert_cmpint (hb_set_get_population (o), ==, 2);
hb_set_intersect (o, s);
g_assert_cmpint (hb_set_get_population (o), ==, 1);
g_assert (hb_set_has (o, 889));
hb_set_destroy (s);
hb_set_destroy (o);
hb_set_destroy (o2);
}
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);
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);
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);
g_assert (!hb_set_allocation_successful (b));
hb_set_clear (b);
test_empty (b);
g_assert (!hb_set_allocation_successful (b));
hb_set_destroy (b);
}
static void
test_set_delrange (void)
{
const unsigned P = 512; /* Page size. */
struct { unsigned b, e; } ranges[] = {
{ 35, P-15 }, /* From page middle thru middle. */
{ P, P+100 }, /* From page start thru middle. */
{ P+300, P*2-1 }, /* From page middle thru end. */
{ P*3, P*4+100 }, /* From page start thru next page middle. */
{ P*4+300, P*6-1 }, /* From page middle thru next page end. */
{ P*6+200,P*8+100 }, /* From page middle covering one page thru page middle. */
{ P*9, P*10+105 }, /* From page start covering one page thru page middle. */
{ P*10+305, P*12-1 }, /* From page middle covering one page thru page end. */
{ P*13, P*15-1 }, /* From page start covering two pages thru page end. */
{ P*15+100, P*18+100 } /* From page middle covering two pages thru page middle. */
};
unsigned n = sizeof (ranges) / sizeof(ranges[0]);
hb_set_t *s = hb_set_create ();
test_empty (s);
for (unsigned int g = 0; g < ranges[n - 1].e + P; g += 2)
hb_set_add (s, g);
hb_set_add (s, P*2-1);
hb_set_add (s, P*6-1);
hb_set_add (s, P*12-1);
hb_set_add (s, P*15-1);
for (unsigned i = 0; i < n; i++)
hb_set_del_range (s, ranges[i].b, ranges[i].e);
hb_set_del_range (s, P*13+5, P*15-10); /* Deletion from deleted pages. */
for (unsigned i = 0; i < n; i++)
{
unsigned b = ranges[i].b;
unsigned e = ranges[i].e;
g_assert (hb_set_has (s, (b-2)&~1));
while (b <= e)
g_assert (!hb_set_has (s, b++));
g_assert (hb_set_has (s, (e+2)&~1));
}
hb_set_destroy (s);
}
static const unsigned max_set_elements = -1;
static void
test_set_inverted_basics (void)
{
// Tests:
// add, del, has, get_population, is_empty, get_min, get_max
// for inverted sets.
hb_set_t *s = hb_set_create ();
hb_set_invert (s);
g_assert_cmpint (hb_set_get_population (s), ==, max_set_elements);
g_assert (hb_set_has (s, 0));
g_assert (hb_set_has (s, 13));
g_assert (hb_set_has (s, max_set_elements - 1));
g_assert (!hb_set_is_empty (s));
g_assert_cmpint (hb_set_get_min (s), ==, 0);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 1);
hb_set_del (s, 13);
g_assert (!hb_set_has (s, 13));
g_assert_cmpint (hb_set_get_population (s), ==, max_set_elements - 1);
g_assert_cmpint (hb_set_get_min (s), ==, 0);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 1);
hb_set_add (s, 13);
g_assert (hb_set_has (s, 13));
g_assert_cmpint (hb_set_get_population (s), ==, max_set_elements);
hb_set_del (s, 0);
hb_set_del (s, max_set_elements - 1);
g_assert (!hb_set_has (s, 0));
g_assert (hb_set_has (s, 13));
g_assert (!hb_set_has (s, max_set_elements - 1));
g_assert (!hb_set_is_empty (s));
g_assert_cmpint (hb_set_get_population (s), ==, max_set_elements - 2);
g_assert_cmpint (hb_set_get_min (s), ==, 1);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 2);
hb_set_destroy (s);
}
static void
test_set_inverted_ranges (void)
{
// Tests:
// add_range, del_range, has, get_population, is_empty, get_min, get_max
// for inverted sets.
hb_set_t *s = hb_set_create ();
hb_set_invert (s);
hb_set_del_range (s, 41, 4000);
hb_set_add_range (s, 78, 601);
g_assert (hb_set_has (s, 40));
g_assert (!hb_set_has (s, 41));
g_assert (!hb_set_has (s, 64));
g_assert (!hb_set_has (s, 77));
g_assert (hb_set_has (s, 78));
g_assert (hb_set_has (s, 300));
g_assert (hb_set_has (s, 601));
g_assert (!hb_set_has (s, 602));
g_assert (!hb_set_has (s, 3000));
g_assert (!hb_set_has (s, 4000));
g_assert (hb_set_has (s, 4001));
g_assert (!hb_set_is_empty (s));
g_assert_cmpint (hb_set_get_population (s), ==, max_set_elements - 3436);
g_assert_cmpint (hb_set_get_min (s), ==, 0);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 1);
hb_set_del_range (s, 0, 37);
g_assert (!hb_set_has (s, 0));
g_assert (!hb_set_has (s, 37));
g_assert (hb_set_has (s, 38));
g_assert (!hb_set_is_empty (s));
g_assert_cmpint (hb_set_get_population (s), ==,
max_set_elements - 3436 - 38);
g_assert_cmpint (hb_set_get_min (s), ==, 38);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 1);
hb_set_del_range (s, max_set_elements - 13, max_set_elements - 1);
g_assert (!hb_set_has (s, max_set_elements - 1));
g_assert (!hb_set_has (s, max_set_elements - 13));
g_assert (hb_set_has (s, max_set_elements - 14));
g_assert (!hb_set_is_empty (s));
g_assert_cmpint (hb_set_get_population (s), ==,
max_set_elements - 3436 - 38 - 13);
g_assert_cmpint (hb_set_get_min (s), ==, 38);
g_assert_cmpint (hb_set_get_max (s), ==, max_set_elements - 14);
hb_set_destroy (s);
}
static void
test_set_inverted_iteration_next (void)
{
// Tests:
// next, next_range
hb_set_t *s = hb_set_create ();
hb_set_invert (s);
hb_set_del_range (s, 41, 4000);
hb_set_add_range (s, 78, 601);
hb_codepoint_t cp = HB_SET_VALUE_INVALID;
hb_codepoint_t start = 0;
hb_codepoint_t end = 0;
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 0);
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 1);
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, 1);
g_assert_cmpint (end, ==, 40);
start = 40;
end = 40;
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, 78);
g_assert_cmpint (end, ==, 601);
start = 40;
end = 57;
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, 78);
g_assert_cmpint (end, ==, 601);
cp = 39;
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 40);
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 78);
cp = 56;
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 78);
cp = 78;
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 79);
cp = 601;
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 4001);
cp = HB_SET_VALUE_INVALID;
hb_set_del (s, 0);
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, 1);
start = 0;
end = 0;
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, 1);
g_assert_cmpint (end, ==, 40);
cp = max_set_elements - 1;
g_assert (!hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, HB_SET_VALUE_INVALID);
start = 4000;
end = 4000;
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, 4001);
g_assert_cmpint (end, ==, max_set_elements - 1);
start = max_set_elements - 1;
end = max_set_elements - 1;
g_assert (!hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (end, ==, HB_SET_VALUE_INVALID);
cp = max_set_elements - 3;
hb_set_del (s, max_set_elements - 1);
g_assert (hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, max_set_elements - 2);
g_assert (!hb_set_next (s, &cp));
g_assert_cmpint (cp, ==, HB_SET_VALUE_INVALID);
start = max_set_elements - 2;
end = max_set_elements - 2;
g_assert (!hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (end, ==, HB_SET_VALUE_INVALID);
start = max_set_elements - 3;
end = max_set_elements - 3;
g_assert (hb_set_next_range (s, &start, &end));
g_assert_cmpint (start, ==, max_set_elements - 2);
g_assert_cmpint (end, ==, max_set_elements - 2);
hb_set_destroy (s);
}
static void
test_set_inverted_iteration_prev (void)
{
// Tests:
// previous, previous_range
hb_set_t *s = hb_set_create ();
hb_set_invert (s);
hb_set_del_range (s, 41, 4000);
hb_set_add_range (s, 78, 601);
hb_codepoint_t cp = HB_SET_VALUE_INVALID;
hb_codepoint_t start = max_set_elements - 1;
hb_codepoint_t end = max_set_elements - 1;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, max_set_elements - 1);
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, max_set_elements - 2);
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 4001);
g_assert_cmpint (end, ==, max_set_elements - 2);
start = 4001;
end = 4001;
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 78);
g_assert_cmpint (end, ==, 601);
start = 2500;
end = 3000;
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 78);
g_assert_cmpint (end, ==, 601);
cp = 4002;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 4001);
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 601);
cp = 3500;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 601);
cp = 601;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 600);
cp = 78;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 40);
cp = HB_SET_VALUE_INVALID;
hb_set_del (s, max_set_elements - 1);
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, max_set_elements - 2);
start = max_set_elements - 1;
end = max_set_elements - 1;
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 4001);
g_assert_cmpint (end, ==, max_set_elements - 2);
cp = 0;
g_assert (!hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, HB_SET_VALUE_INVALID);
cp = 40;
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 39);
start = 40;
end = 40;
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 0);
g_assert_cmpint (end, ==, 39);
start = 0;
end = 0;
g_assert (!hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (end, ==, HB_SET_VALUE_INVALID);
cp = 2;
hb_set_del (s, 0);
g_assert (hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, 1);
g_assert (!hb_set_previous (s, &cp));
g_assert_cmpint (cp, ==, HB_SET_VALUE_INVALID);
start = 1;
end = 1;
g_assert (!hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, HB_SET_VALUE_INVALID);
g_assert_cmpint (end, ==, HB_SET_VALUE_INVALID);
start = 2;
end = 2;
g_assert (hb_set_previous_range (s, &start, &end));
g_assert_cmpint (start, ==, 1);
g_assert_cmpint (end, ==, 1);
hb_set_destroy (s);
}
static void
test_set_inverted_equality (void)
{
hb_set_t *a = hb_set_create ();
hb_set_t *b = hb_set_create ();
hb_set_invert (a);
hb_set_invert (b);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_add (a, 10);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_del (a, 42);
g_assert (!hb_set_is_equal (a, b));
g_assert (!hb_set_is_equal (b, a));
hb_set_del (b, 42);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_del_range (a, 43, 50);
hb_set_del_range (a, 51, 76);
hb_set_del_range (b, 43, 76);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_del (a, 0);
g_assert (!hb_set_is_equal (a, b));
g_assert (!hb_set_is_equal (b, a));
hb_set_del (b, 0);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_del (a, max_set_elements - 1);
g_assert (!hb_set_is_equal (a, b));
g_assert (!hb_set_is_equal (b, a));
hb_set_del (b, max_set_elements - 1);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_invert (a);
g_assert (!hb_set_is_equal (a, b));
g_assert (!hb_set_is_equal (b, a));
hb_set_invert (b);
g_assert (hb_set_is_equal (a, b));
g_assert (hb_set_is_equal (b, a));
hb_set_destroy (a);
hb_set_destroy (b);
}
typedef enum {
UNION = 0,
INTERSECT,
SUBTRACT,
SYM_DIFF,
LAST,
} set_operation;
static hb_set_t* prepare_set(hb_bool_t has_x,
hb_bool_t inverted,
hb_bool_t has_page,
hb_bool_t is_null)
{
static const hb_codepoint_t x = 13;
if (is_null)
return hb_set_get_empty ();
hb_set_t* s = hb_set_create ();
if (inverted) hb_set_invert (s);
if (has_page)
{
// Ensure a page exists for x.
inverted ? hb_set_del (s, x) : hb_set_add (s, x);
}
if (has_x)
hb_set_add (s, x);
else
hb_set_del (s, x);
return s;
}
static hb_bool_t
check_set_operations(hb_bool_t a_has_x,
hb_bool_t a_inverted,
hb_bool_t a_has_page,
hb_bool_t a_is_null,
hb_bool_t b_has_x,
hb_bool_t b_inverted,
hb_bool_t b_has_page,
hb_bool_t b_is_null,
set_operation op)
{
hb_codepoint_t x = 13;
hb_set_t* a = prepare_set (a_has_x, a_inverted, a_has_page, a_is_null);
hb_set_t* b = prepare_set (b_has_x, b_inverted, b_has_page, b_is_null);
const char* op_name;
hb_bool_t has_expected;
hb_bool_t should_have_x;
switch (op) {
default:
case LAST:
case UNION:
op_name = "union";
should_have_x = (a_has_x || b_has_x) && !a_is_null;
hb_set_union (a, b);
has_expected = (hb_set_has (a, x) == should_have_x);
break;
case INTERSECT:
op_name = "intersect";
should_have_x = (a_has_x && b_has_x) && !a_is_null;
hb_set_intersect (a, b);
has_expected = (hb_set_has (a, x) == should_have_x);
break;
case SUBTRACT:
op_name = "subtract";
should_have_x = (a_has_x && !b_has_x) && !a_is_null;
hb_set_subtract (a, b);
has_expected = (hb_set_has (a, x) == should_have_x);
break;
case SYM_DIFF:
op_name = "sym_diff";
should_have_x = (a_has_x ^ b_has_x) && !a_is_null;
hb_set_symmetric_difference (a, b);
has_expected = (hb_set_has (a, x) == should_have_x);
break;
}
if (FALSE)
printf ("%s%s%s%s %-9s %s%s%s%s == %s [%s]\n",
a_inverted ? "i" : " ",
a_has_page ? "p" : " ",
a_is_null ? "n" : " ",
a_has_x ? "{13}" : "{} ",
op_name,
b_inverted ? "i" : " ",
b_has_page ? "p" : " ",
b_is_null ? "n" : " ",
b_has_x ? "{13}" : "{} ",
should_have_x ? "{13}" : "{} ",
has_expected ? "succeeded" : "failed");
hb_set_destroy (a);
hb_set_destroy (b);
return has_expected;
}
static void
test_set_inverted_operations (void)
{
hb_bool_t all_succeeded = 1;
for (hb_bool_t a_has_x = 0; a_has_x <= 1; a_has_x++) {
for (hb_bool_t a_inverted = 0; a_inverted <= 1; a_inverted++) {
for (hb_bool_t b_has_x = 0; b_has_x <= 1; b_has_x++) {
for (hb_bool_t b_inverted = 0; b_inverted <= 1; b_inverted++) {
for (hb_bool_t a_has_page = 0; a_has_page <= !(a_has_x ^ a_inverted); a_has_page++) {
for (hb_bool_t b_has_page = 0; b_has_page <= !(b_has_x ^ b_inverted); b_has_page++) {
for (hb_bool_t a_is_null = 0; a_is_null <= (!a_has_x && !a_has_page && !a_inverted); a_is_null++) {
for (hb_bool_t b_is_null = 0; b_is_null <= (!b_has_x && !b_has_page && !b_inverted); b_is_null++) {
for (set_operation op = UNION; op < LAST; op++) {
all_succeeded = check_set_operations (a_has_x, a_inverted, a_has_page, a_is_null,
b_has_x, b_inverted, b_has_page, b_is_null,
op)
&& all_succeeded;
}
}
}
}
}
}
}
}
}
g_assert (all_succeeded);
}
static void
test_hb_set_add_sorted_array (void)
{
hb_set_t *set = hb_set_create ();
hb_codepoint_t array[7] = {1, 2, 3, 1000, 2000, 2001, 2002};
hb_set_add_sorted_array (set, array, 7);
g_assert_cmpint (hb_set_get_population (set), ==, 7);
g_assert (hb_set_has (set, 1));
g_assert (hb_set_has (set, 2));
g_assert (hb_set_has (set, 3));
g_assert (hb_set_has (set, 1000));
g_assert (hb_set_has (set, 2000));
g_assert (hb_set_has (set, 2001));
g_assert (hb_set_has (set, 2002));
hb_set_destroy (set);
}
static void
test_set_next_many (void)
{
hb_set_t *set = hb_set_create ();
for (unsigned i=0; i<600; i++)
hb_set_add (set, i);
for (unsigned i=6000; i<6100; i++)
hb_set_add (set, i);
g_assert (hb_set_get_population (set) == 700);
hb_codepoint_t array[700];
unsigned int n = hb_set_next_many (set, HB_SET_VALUE_INVALID, array, 700);
g_assert_cmpint(n, ==, 700);
for (unsigned i=0; i<600; i++)
g_assert_cmpint (array[i], ==, i);
for (unsigned i=0; i<100; i++)
g_assert (array[600 + i] == 6000u + i);
// Try skipping initial values.
for (unsigned i = 0; i < 700; i++)
array[i] = 0;
n = hb_set_next_many (set, 42, array, 700);
g_assert_cmpint (n, ==, 657);
g_assert_cmpint (array[0], ==, 43);
g_assert_cmpint (array[n - 1], ==, 6099);
hb_set_destroy (set);
}
static void
test_set_next_many_restricted (void)
{
hb_set_t *set = hb_set_create ();
for (int i=0; i<600; i++)
hb_set_add (set, i);
for (int i=6000; i<6100; i++)
hb_set_add (set, i);
g_assert (hb_set_get_population (set) == 700);
hb_codepoint_t array[] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
hb_set_next_many (set, HB_SET_VALUE_INVALID, array, 9);
for (int i=0; i<9; i++)
g_assert_cmpint (array[i], ==, i);
g_assert_cmpint (array[9], ==, 0);
hb_set_destroy (set);
}
static void
test_set_next_many_inverted (void)
{
hb_set_t *set = hb_set_create ();
hb_set_add (set, 1);
hb_set_add (set, 3);
hb_set_invert (set);
hb_codepoint_t array[] = {0, 0, 0, 0, 0, 999};
// Single page.
hb_set_next_many (set, HB_SET_VALUE_INVALID, array, 5);
g_assert_cmpint (array[0], ==, 0);
g_assert_cmpint (array[1], ==, 2);
g_assert_cmpint (array[2], ==, 4);
g_assert_cmpint (array[3], ==, 5);
g_assert_cmpint (array[4], ==, 6);
g_assert_cmpint (array[5], ==, 999);
// Multiple pages.
hb_set_invert (set);
hb_set_add (set, 1000);
hb_set_invert (set);
hb_codepoint_t array2[1000];
hb_set_next_many (set, HB_SET_VALUE_INVALID, array2, 1000);
g_assert_cmpint (array2[0], ==, 0);
g_assert_cmpint (array2[1], ==, 2);
g_assert_cmpint (array2[2], ==, 4);
g_assert_cmpint (array2[3], ==, 5);
for (int i=4; i<997; i++)
{
g_assert_cmpint (array2[i], ==, i + 2);
}
g_assert_cmpint (array2[997], ==, 999);
// Value 1000 skipped.
g_assert_cmpint (array2[998], ==, 1001);
g_assert_cmpint (array2[999], ==, 1002);
hb_set_destroy (set);
}
static void
test_set_next_many_out_of_order_pages (void) {
hb_set_t* set = hb_set_create();
hb_set_add(set, 1957);
hb_set_add(set, 69);
hb_codepoint_t results[2];
unsigned int result_size = hb_set_next_many(set, HB_SET_VALUE_INVALID, results, 2);
g_assert_cmpint(result_size, == , 2);
g_assert_cmpint(results[0], == , 69);
g_assert_cmpint(results[1], == , 1957);
hb_set_destroy(set);
}
int
main (int argc, char **argv)
{
hb_test_init (&argc, &argv);
hb_test_add (test_set_basic);
hb_test_add (test_set_subsets);
hb_test_add (test_set_algebra);
hb_test_add (test_set_iter);
hb_test_add (test_set_empty);
hb_test_add (test_set_delrange);
hb_test_add (test_set_intersect_empty);
hb_test_add (test_set_intersect_page_reduction);
hb_test_add (test_set_union);
hb_test_add (test_set_inverted_basics);
hb_test_add (test_set_inverted_ranges);
hb_test_add (test_set_inverted_iteration_next);
hb_test_add (test_set_inverted_iteration_prev);
hb_test_add (test_set_inverted_equality);
hb_test_add (test_set_inverted_operations);
hb_test_add (test_hb_set_add_sorted_array);
hb_test_add (test_set_next_many);
hb_test_add (test_set_next_many_restricted);
hb_test_add (test_set_next_many_inverted);
hb_test_add (test_set_next_many_out_of_order_pages);
return hb_test_run();
}
