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Add test of cairo_get_* after INVALID_RESTORE to nil-surface

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This new test demonstrates a crash condition as reported here:

	evolution crash to _cairo_gstate_backend_to_user()
	https://bugs.freedesktop.org/show_bug.cgi?id=9906
This commit is contained in:
Carl Worth 2007-03-02 03:43:46 -08:00
parent 712447856d
commit 36590fd470
1 changed files with 23 additions and 0 deletions
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23
test/nil-surface.c
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@ -30,6 +30,7 @@
*
* https://bugs.freedesktop.org/show_bug.cgi?id=4088
* https://bugs.freedesktop.org/show_bug.cgi?id=3915
* https://bugs.freedesktop.org/show_bug.cgi?id=9906
*/
static cairo_test_draw_function_t draw;
@ -113,6 +114,28 @@ draw (cairo_t *cr, int width, int height)
cairo_surface_finish (surface);
cairo_surface_destroy (surface);
/*
* 4. OK, we're straying from the original name, but it's still a
* similar kind of testing of error paths. Here we're making sure
* we can still call a cairo_get_* function after triggering an
* INVALID_RESTORE error.
*/
cr2 = cairo_create (cairo_get_target (cr));
/* Trigger invalid restore. */
cairo_restore (cr2);
if (cairo_status (cr2) != CAIRO_STATUS_INVALID_RESTORE) {
cairo_test_log ("Error: Received status of \"%s\" rather than expected \"%s\"\n",
cairo_status_to_string (cairo_status (cr2)),
cairo_status_to_string (CAIRO_STATUS_INVALID_RESTORE));
return CAIRO_TEST_FAILURE;
}
/* Test that we can still call cairo_get_fill_rule without crashing. */
cairo_get_fill_rule (cr2);
cairo_destroy (cr2);
return CAIRO_TEST_SUCCESS;
}