| /* |
| * Copyright © 2005 Red Hat, Inc. |
| * |
| * Permission to use, copy, modify, distribute, and sell this software |
| * and its documentation for any purpose is hereby granted without |
| * fee, provided that the above copyright notice appear in all copies |
| * and that both that copyright notice and this permission notice |
| * appear in supporting documentation, and that the name of |
| * Red Hat, Inc. not be used in advertising or publicity pertaining to |
| * distribution of the software without specific, written prior |
| * permission. Red Hat, Inc. makes no representations about the |
| * suitability of this software for any purpose. It is provided "as |
| * is" without express or implied warranty. |
| * |
| * RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS |
| * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| * FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL, |
| * INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER |
| * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR |
| * IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| * |
| * Author: Carl D. Worth <cworth@cworth.org> |
| */ |
| |
| #include "cairo-test.h" |
| #include <stddef.h> |
| |
| /* Test to verify fixes for the following similar bugs: |
| * |
| * 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_status_t |
| draw (cairo_t *cr, int width, int height) |
| { |
| const cairo_test_context_t *ctx = cairo_test_get_context (cr); |
| cairo_surface_t *surface; |
| cairo_pattern_t *pattern; |
| cairo_t *cr2; |
| |
| /* |
| * 1. Test file-not-found from surface->pattern->cairo_t |
| */ |
| |
| /* Make a custom context to not interfere with the one passed in. */ |
| cr2 = cairo_create (cairo_get_target (cr)); |
| |
| /* First, let's make a nil surface. */ |
| surface = cairo_image_surface_create_from_png ("___THIS_FILE_DOES_NOT_EXIST___"); |
| |
| /* Let the error propagate into a nil pattern. */ |
| pattern = cairo_pattern_create_for_surface (surface); |
| |
| /* Then let it propagate into the cairo_t. */ |
| cairo_set_source (cr2, pattern); |
| cairo_paint (cr2); |
| |
| cairo_pattern_destroy (pattern); |
| cairo_surface_destroy (surface); |
| |
| /* Check that the error made it all that way. */ |
| if (cairo_status (cr2) != CAIRO_STATUS_FILE_NOT_FOUND) { |
| cairo_test_log (ctx, "Error: Received status of \"%s\" rather than expected \"%s\"\n", |
| cairo_status_to_string (cairo_status (cr2)), |
| cairo_status_to_string (CAIRO_STATUS_FILE_NOT_FOUND)); |
| cairo_destroy (cr2); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_destroy (cr2); |
| |
| /* |
| * 2. Test NULL pointer pattern->cairo_t |
| */ |
| cr2 = cairo_create (cairo_get_target (cr)); |
| |
| /* First, trigger the NULL pointer status. */ |
| pattern = cairo_pattern_create_for_surface (NULL); |
| |
| /* Then let it propagate into the cairo_t. */ |
| cairo_set_source (cr2, pattern); |
| cairo_paint (cr2); |
| |
| cairo_pattern_destroy (pattern); |
| |
| /* Check that the error made it all that way. */ |
| if (cairo_status (cr2) != CAIRO_STATUS_NULL_POINTER) { |
| cairo_test_log (ctx, "Error: Received status of \"%s\" rather than expected \"%s\"\n", |
| cairo_status_to_string (cairo_status (cr2)), |
| cairo_status_to_string (CAIRO_STATUS_NULL_POINTER)); |
| cairo_destroy (cr2); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| cairo_destroy (cr2); |
| |
| /* |
| * 3. Test that cairo_surface_finish can accept NULL or a nil |
| * surface without crashing. |
| */ |
| |
| cairo_surface_finish (NULL); |
| |
| surface = cairo_image_surface_create_from_png ("___THIS_FILE_DOES_NOT_EXIST___"); |
| 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 (ctx, "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)); |
| cairo_destroy (cr2); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| /* Test that we can still call cairo_get_fill_rule without crashing. */ |
| cairo_get_fill_rule (cr2); |
| |
| cairo_destroy (cr2); |
| |
| /* |
| * 5. Create a cairo_t for the NULL surface. |
| */ |
| cr2 = cairo_create (NULL); |
| |
| if (cairo_status (cr2) != CAIRO_STATUS_NULL_POINTER) { |
| cairo_test_log (ctx, "Error: Received status of \"%s\" rather than expected \"%s\"\n", |
| cairo_status_to_string (cairo_status (cr2)), |
| cairo_status_to_string (CAIRO_STATUS_NULL_POINTER)); |
| cairo_destroy (cr2); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| /* Test that get_target returns something valid */ |
| if (cairo_get_target (cr2) == NULL) { |
| cairo_test_log (ctx, "Error: cairo_get_target() returned NULL\n"); |
| cairo_destroy (cr2); |
| return CAIRO_TEST_FAILURE; |
| } |
| |
| /* Test that push_group doesn't crash */ |
| cairo_push_group (cr2); |
| cairo_stroke (cr2); |
| pattern = cairo_pop_group (cr2); |
| cairo_pattern_destroy (pattern); |
| |
| cairo_destroy (cr2); |
| |
| return CAIRO_TEST_SUCCESS; |
| } |
| |
| CAIRO_TEST (nil_surface, |
| "Test that nil surfaces do not make cairo crash.", |
| "api", /* keywords */ |
| NULL, /* requirements */ |
| 1, 1, |
| NULL, draw) |