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[set] add tests for inverted previous iteration.

This commit is contained in:
Garret Rieger 2021-08-19 15:41:12 -07:00
parent 84c2a30214
commit 5c003d80a6
1 changed files with 108 additions and 0 deletions
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108
test/api/test-set.c
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@ -789,6 +789,113 @@ test_set_inverted_iteration_next (void)
g_assert_cmpint (end, ==, max_set_elements - 2);
}
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);
return; // TODO
}
int
main (int argc, char **argv)
@ -809,6 +916,7 @@ main (int argc, char **argv)
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);
return hb_test_run();
}