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[subset] Add a test demonstrating a seg fault while subsetting hmtx.

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This commit is contained in:
Garret Rieger 2018-03-19 17:47:57 -07:00
parent b5c7d6cffc
commit 31281d6a17
2 changed files with 22 additions and 0 deletions
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test/api/fonts/crash-e4e0bb1458a91b692eba492c907ae1f94e635480 Normal file
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22
test/api/test-subset-hmtx.c
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@ -150,6 +150,27 @@ test_subset_hmtx_noop (void)
hb_face_destroy (face_abc);
}
static void
test_subset_invalid_hmtx (void)
{
hb_face_t *face = hb_subset_test_open_font("fonts/crash-e4e0bb1458a91b692eba492c907ae1f94e635480");
hb_subset_input_t *input = hb_subset_input_create_or_fail ();
hb_set_t *codepoints = hb_subset_input_unicode_set (input);
hb_set_add (codepoints, 'a');
hb_set_add (codepoints, 'b');
hb_set_add (codepoints, 'c');
hb_subset_profile_t *profile = hb_subset_profile_create();
hb_face_t *subset = hb_subset (face, profile, input);
g_assert (!subset);
hb_subset_input_destroy (input);
hb_subset_profile_destroy (profile);
hb_face_destroy (subset);
hb_face_destroy (face);
}
int
main (int argc, char **argv)
{
@ -160,6 +181,7 @@ main (int argc, char **argv)
hb_test_add (test_subset_hmtx_keep_num_metrics);
hb_test_add (test_subset_hmtx_decrease_num_metrics);
hb_test_add (test_subset_hmtx_noop);
hb_test_add (test_subset_invalid_hmtx);
return hb_test_run();
}