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-rw-r--r--libs/cairo-1.16.0/test/invalid-matrix.c374
1 files changed, 374 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/invalid-matrix.c b/libs/cairo-1.16.0/test/invalid-matrix.c
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--- /dev/null
+++ b/libs/cairo-1.16.0/test/invalid-matrix.c
@@ -0,0 +1,374 @@
+/*
+ * 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 */
+#define _GNU_SOURCE 1 /* for fedisableeexcept() et al */
+
+#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,
+ 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)); \
+ return CAIRO_TEST_FAILURE; \
+}
+
+ /* clear floating point exceptions (added by cairo_test_init()) */
+#if HAVE_FEDISABLEEXCEPT
+ fedisableexcept (FE_INVALID);
+#endif
+
+ /* 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 */
+ cr2 = cairo_create (target);
+ cairo_transform (cr2, &bogus);
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_transform(NaN)");
+
+ /* test cairo_transform with ∞ matrix */
+ cr2 = cairo_create (target);
+ cairo_transform (cr2, &inf);
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_transform(infinity)");
+
+
+ /* test cairo_set_matrix with invalid matrix */
+ cr2 = cairo_create (target);
+ cairo_set_matrix (cr2, &invalid);
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_matrix(invalid)");
+
+ /* test cairo_set_matrix with bogus matrix */
+ cr2 = cairo_create (target);
+ cairo_set_matrix (cr2, &bogus);
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_matrix(NaN)");
+
+ /* test cairo_set_matrix with ∞ matrix */
+ cr2 = cairo_create (target);
+ cairo_set_matrix (cr2, &inf);
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_matrix(infinity)");
+
+
+ /* test cairo_set_font_matrix with invalid matrix */
+ cr2 = cairo_create (target);
+ cairo_set_font_matrix (cr2, &invalid);
+
+ /* draw some text to force the font to be resolved */
+ cairo_show_text (cr2, "hello");
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_font_matrix(invalid)");
+
+ /* test cairo_set_font_matrix with bogus matrix */
+ cr2 = cairo_create (target);
+ cairo_set_font_matrix (cr2, &bogus);
+
+ /* draw some text to force the font to be resolved */
+ cairo_show_text (cr2, "hello");
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_font_matrix(NaN)");
+
+ /* test cairo_set_font_matrix with ∞ matrix */
+ cr2 = cairo_create (target);
+ cairo_set_font_matrix (cr2, &inf);
+
+ /* draw some text to force the font to be resolved */
+ cairo_show_text (cr2, "hello");
+
+ status = cairo_status (cr2);
+ cairo_destroy (cr2);
+ CHECK_STATUS (status, "cairo_set_font_matrix(infinity)");
+
+
+ /* test cairo_scaled_font_create with invalid matrix */
+ cr2 = cairo_create (target);
+ 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);
+
+ scaled_font = cairo_scaled_font_create (font_face,
+ &identity,
+ &invalid,
+ 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);
+ cairo_destroy (cr2);
+
+ /* test cairo_scaled_font_create with bogus matrix */
+ cr2 = cairo_create (target);
+ 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,
+ &bogus,
+ &identity,
+ font_options);
+ status = cairo_scaled_font_status (scaled_font);
+ CHECK_STATUS (status, "cairo_scaled_font_create(NaN)");
+
+ cairo_scaled_font_destroy (scaled_font);
+
+ scaled_font = cairo_scaled_font_create (font_face,
+ &identity,
+ &bogus,
+ font_options);
+ status = cairo_scaled_font_status (scaled_font);
+ CHECK_STATUS (status, "cairo_scaled_font_create(NaN)");
+
+ cairo_scaled_font_destroy (scaled_font);
+ cairo_font_options_destroy (font_options);
+ cairo_destroy (cr2);
+
+ /* test cairo_scaled_font_create with ∞ matrix */
+ cr2 = cairo_create (target);
+ 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,
+ &inf,
+ &identity,
+ font_options);
+ status = cairo_scaled_font_status (scaled_font);
+ CHECK_STATUS (status, "cairo_scaled_font_create(infinity)");
+
+ cairo_scaled_font_destroy (scaled_font);
+
+ scaled_font = cairo_scaled_font_create (font_face,
+ &identity,
+ &inf,
+ font_options);
+ status = cairo_scaled_font_status (scaled_font);
+ CHECK_STATUS (status, "cairo_scaled_font_create(infinity)");
+
+ cairo_scaled_font_destroy (scaled_font);
+ cairo_font_options_destroy (font_options);
+ cairo_destroy (cr2);
+
+
+ /* 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 */
+ pattern = cairo_pattern_create_rgb (1.0, 1.0, 1.0);
+ cairo_pattern_set_matrix (pattern, &bogus);
+ status = cairo_pattern_status (pattern);
+ CHECK_STATUS (status, "cairo_pattern_set_matrix(NaN)");
+ cairo_pattern_destroy (pattern);
+
+ /* test cairo_pattern_set_matrix with ∞ matrix */
+ pattern = cairo_pattern_create_rgb (1.0, 1.0, 1.0);
+ cairo_pattern_set_matrix (pattern, &inf);
+ status = cairo_pattern_status (pattern);
+ CHECK_STATUS (status, "cairo_pattern_set_matrix(infinity)");
+ cairo_pattern_destroy (pattern);
+
+
+ /* test invalid transformations */
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, bogus.xx, bogus.yy);
+ CHECK_STATUS (status, "cairo_translate(NaN, NaN)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, 0, bogus.yy);
+ CHECK_STATUS (status, "cairo_translate(0, NaN)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, bogus.xx, 0);
+ CHECK_STATUS (status, "cairo_translate(NaN, 0)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, inf.xx, inf.yy);
+ CHECK_STATUS (status, "cairo_translate(∞, ∞)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, 0, inf.yy);
+ CHECK_STATUS (status, "cairo_translate(0, ∞)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_translate (cr2, inf.xx, 0);
+ CHECK_STATUS (status, "cairo_translate(∞, 0)");
+ cairo_destroy (cr2);
+
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, bogus.xx, bogus.yy);
+ CHECK_STATUS (status, "cairo_scale(NaN, NaN)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, 1, bogus.yy);
+ CHECK_STATUS (status, "cairo_scale(1, NaN)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, bogus.xx, 1);
+ CHECK_STATUS (status, "cairo_scale(NaN, 1)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, inf.xx, inf.yy);
+ CHECK_STATUS (status, "cairo_scale(∞, ∞)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, 1, inf.yy);
+ CHECK_STATUS (status, "cairo_scale(1, ∞)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, inf.xx, 1);
+ CHECK_STATUS (status, "cairo_scale(∞, 1)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, bogus.xx, bogus.yy);
+ CHECK_STATUS (status, "cairo_scale(0, 0)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, 1, bogus.yy);
+ CHECK_STATUS (status, "cairo_scale(1, 0)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_scale (cr2, bogus.xx, 1);
+ CHECK_STATUS (status, "cairo_scale(0, 1)");
+ cairo_destroy (cr2);
+
+
+ cr2 = cairo_create (target);
+ cairo_rotate (cr2, bogus.xx);
+ CHECK_STATUS (status, "cairo_rotate(NaN)");
+ cairo_destroy (cr2);
+
+ cr2 = cairo_create (target);
+ cairo_rotate (cr2, inf.xx);
+ CHECK_STATUS (status, "cairo_rotate(∞)");
+ cairo_destroy (cr2);
+
+#if HAVE_FECLEAREXCEPT
+ feclearexcept (FE_INVALID);
+#endif
+
+ 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)
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