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/*
* Copyright © 2007 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
* Author: Carl Worth <cworth@cworth.org>
*/
#define _ISOC99_SOURCE /* for INFINITY */
#include "config.h"
#include "cairo-test.h"
#if !defined(INFINITY)
#define INFINITY HUGE_VAL
#endif
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_status_t status;
cairo_surface_t *target;
cairo_font_face_t *font_face;
cairo_font_options_t *font_options;
cairo_scaled_font_t *scaled_font;
cairo_pattern_t *pattern;
cairo_t *cr2;
cairo_matrix_t identity, bogus, inf, invalid = {
4.0, 4.0,
4.0, 4.0
};
#define CHECK_STATUS(status, function_name) \
if ((status) == CAIRO_STATUS_SUCCESS) { \
cairo_test_log (ctx, "Error: %s with invalid matrix passed\n", \
(function_name)); \
return CAIRO_TEST_FAILURE; \
} else if ((status) != CAIRO_STATUS_INVALID_MATRIX) { \
cairo_test_log (ctx, "Error: %s with invalid matrix returned unexpected status " \
"(%d): %s\n", \
(function_name), \
status, \
cairo_status_to_string (status)); \
}
/* clear floating point exceptions (added by cairo_test_init()) */
#if HAVE_FEDISABLEEXCEPT
fedisableexcept (FE_INVALID);
/* create a bogus matrix and check results of attempted inversion */
bogus.x0 = bogus.xy = bogus.xx = cairo_test_NaN ();
bogus.y0 = bogus.yx = bogus.yy = bogus.xx;
status = cairo_matrix_invert (&bogus);
CHECK_STATUS (status, "cairo_matrix_invert(NaN)");
inf.x0 = inf.xy = inf.xx = INFINITY;
inf.y0 = inf.yx = inf.yy = inf.xx;
status = cairo_matrix_invert (&inf);
CHECK_STATUS (status, "cairo_matrix_invert(infinity)");
/* test cairo_matrix_invert with invalid matrix */
status = cairo_matrix_invert (&invalid);
CHECK_STATUS (status, "cairo_matrix_invert(invalid)");
cairo_matrix_init_identity (&identity);
target = cairo_get_group_target (cr);
/* test cairo_transform with invalid matrix */
cr2 = cairo_create (target);
cairo_transform (cr2, &invalid);
status = cairo_status (cr2);
cairo_destroy (cr2);
CHECK_STATUS (status, "cairo_transform(invalid)");
/* test cairo_transform with bogus matrix */
cairo_transform (cr2, &bogus);
CHECK_STATUS (status, "cairo_transform(NaN)");
/* test cairo_transform with ∞ matrix */
cairo_transform (cr2, &inf);
CHECK_STATUS (status, "cairo_transform(infinity)");
/* test cairo_set_matrix with invalid matrix */
cairo_set_matrix (cr2, &invalid);
CHECK_STATUS (status, "cairo_set_matrix(invalid)");
/* test cairo_set_matrix with bogus matrix */
cairo_set_matrix (cr2, &bogus);
CHECK_STATUS (status, "cairo_set_matrix(NaN)");
/* test cairo_set_matrix with ∞ matrix */
cairo_set_matrix (cr2, &inf);
CHECK_STATUS (status, "cairo_set_matrix(infinity)");
/* test cairo_set_font_matrix with invalid matrix */
cairo_set_font_matrix (cr2, &invalid);
/* draw some text to force the font to be resolved */
cairo_show_text (cr2, "hello");
CHECK_STATUS (status, "cairo_set_font_matrix(invalid)");
/* test cairo_set_font_matrix with bogus matrix */
cairo_set_font_matrix (cr2, &bogus);
CHECK_STATUS (status, "cairo_set_font_matrix(NaN)");
/* test cairo_set_font_matrix with ∞ matrix */
cairo_set_font_matrix (cr2, &inf);
CHECK_STATUS (status, "cairo_set_font_matrix(infinity)");
/* test cairo_scaled_font_create with invalid matrix */
font_face = cairo_get_font_face (cr2);
font_options = cairo_font_options_create ();
cairo_get_font_options (cr, font_options);
scaled_font = cairo_scaled_font_create (font_face,
&invalid,
&identity,
font_options);
status = cairo_scaled_font_status (scaled_font);
CHECK_STATUS (status, "cairo_scaled_font_create(invalid)");
cairo_scaled_font_destroy (scaled_font);
cairo_font_options_destroy (font_options);
/* test cairo_scaled_font_create with bogus matrix */
&bogus,
CHECK_STATUS (status, "cairo_scaled_font_create(NaN)");
/* test cairo_scaled_font_create with ∞ matrix */
&inf,
CHECK_STATUS (status, "cairo_scaled_font_create(infinity)");
/* test cairo_pattern_set_matrix with invalid matrix */
pattern = cairo_pattern_create_rgb (1.0, 1.0, 1.0);
cairo_pattern_set_matrix (pattern, &invalid);
status = cairo_pattern_status (pattern);
CHECK_STATUS (status, "cairo_pattern_set_matrix(invalid)");
cairo_pattern_destroy (pattern);
/* test cairo_pattern_set_matrix with bogus matrix */
cairo_pattern_set_matrix (pattern, &bogus);
CHECK_STATUS (status, "cairo_pattern_set_matrix(NaN)");
/* test cairo_pattern_set_matrix with ∞ matrix */
cairo_pattern_set_matrix (pattern, &inf);
CHECK_STATUS (status, "cairo_pattern_set_matrix(infinity)");
/* test invalid transformations */
cairo_translate (cr2, bogus.xx, bogus.yy);
CHECK_STATUS (status, "cairo_translate(NaN, NaN)");
cairo_translate (cr2, 0, bogus.yy);
CHECK_STATUS (status, "cairo_translate(0, NaN)");
cairo_translate (cr2, bogus.xx, 0);
CHECK_STATUS (status, "cairo_translate(NaN, 0)");
cairo_translate (cr2, inf.xx, inf.yy);
CHECK_STATUS (status, "cairo_translate(∞, ∞)");
cairo_translate (cr2, 0, inf.yy);
CHECK_STATUS (status, "cairo_translate(0, ∞)");
cairo_translate (cr2, inf.xx, 0);
CHECK_STATUS (status, "cairo_translate(∞, 0)");
cairo_scale (cr2, bogus.xx, bogus.yy);
CHECK_STATUS (status, "cairo_scale(NaN, NaN)");
cairo_scale (cr2, 1, bogus.yy);
CHECK_STATUS (status, "cairo_scale(1, NaN)");
cairo_scale (cr2, bogus.xx, 1);
CHECK_STATUS (status, "cairo_scale(NaN, 1)");
cairo_scale (cr2, inf.xx, inf.yy);
CHECK_STATUS (status, "cairo_scale(∞, ∞)");
cairo_scale (cr2, 1, inf.yy);
CHECK_STATUS (status, "cairo_scale(1, ∞)");
cairo_scale (cr2, inf.xx, 1);
CHECK_STATUS (status, "cairo_scale(∞, 1)");
CHECK_STATUS (status, "cairo_scale(0, 0)");
CHECK_STATUS (status, "cairo_scale(1, 0)");
CHECK_STATUS (status, "cairo_scale(0, 1)");
cairo_rotate (cr2, bogus.xx);
CHECK_STATUS (status, "cairo_rotate(NaN)");
cairo_rotate (cr2, inf.xx);
CHECK_STATUS (status, "cairo_rotate(∞)");
#if HAVE_FECLEAREXCEPT
feclearexcept (FE_INVALID);
return CAIRO_TEST_SUCCESS;
CAIRO_TEST (invalid_matrix,
"Test that all relevant public functions return CAIRO_STATUS_INVALID_MATRIX as appropriate",
"api, matrix", /* keywords */
NULL, /* requirements */
0, 0,
NULL, draw)