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diff --git a/test/copy-path.c b/test/copy-path.c
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+/*
+ * 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 <stdlib.h>
+
+static void
+scale_by_two (double *x, double *y)
+{
+ *x = *x * 2.0;
+ *y = *y * 2.0;
+}
+
+typedef void (*munge_func_t) (double *x, double *y);
+
+static void
+munge_and_set_path (cairo_t *cr,
+ cairo_path_t *path,
+ munge_func_t munge)
+{
+ int i;
+ cairo_path_data_t *p;
+ double x1, y1, x2, y2, x3, y3;
+
+ if (path->status) {
+ cairo_append_path (cr, path);
+ return;
+ }
+
+ for (i=0; i < path->num_data; i += path->data[i].header.length) {
+ p = &path->data[i];
+ switch (p->header.type) {
+ case CAIRO_PATH_MOVE_TO:
+ x1 = p[1].point.x; y1 = p[1].point.y;
+ (munge) (&x1, &y1);
+ cairo_move_to (cr, x1, y1);
+ break;
+ case CAIRO_PATH_LINE_TO:
+ x1 = p[1].point.x; y1 = p[1].point.y;
+ (munge) (&x1, &y1);
+ cairo_line_to (cr, x1, y1);
+ break;
+ case CAIRO_PATH_CURVE_TO:
+ x1 = p[1].point.x; y1 = p[1].point.y;
+ x2 = p[2].point.x; y2 = p[2].point.y;
+ x3 = p[3].point.x; y3 = p[3].point.y;
+ (munge) (&x1, &y1);
+ (munge) (&x2, &y2);
+ (munge) (&x3, &y3);
+ cairo_curve_to (cr,
+ x1, y1,
+ x2, y2,
+ x3, y3);
+ break;
+ case CAIRO_PATH_CLOSE_PATH:
+ cairo_close_path (cr);
+ break;
+ }
+ }
+}
+
+static void
+make_path (cairo_t *cr)
+{
+ cairo_rectangle (cr, 0, 0, 5, 5);
+ cairo_move_to (cr, 15, 2.5);
+ cairo_arc (cr, 12.5, 2.5, 2.5, 0, 2 * M_PI);
+}
+
+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_path_t *path;
+ cairo_t *cr_error;
+
+ /* Ensure that calling cairo_copy_path on an in-error cairo_t will
+ * propagate the error. */
+ cr_error = cairo_create (NULL);
+ path = cairo_copy_path (cr_error);
+ if (path->status != CAIRO_STATUS_NULL_POINTER) {
+ cairo_test_log (ctx,
+ "Error: cairo_copy_path returned status of %s rather than propagating %s\n",
+ cairo_status_to_string (path->status),
+ cairo_status_to_string (CAIRO_STATUS_NULL_POINTER));
+ cairo_path_destroy (path);
+ cairo_destroy (cr_error);
+ return CAIRO_TEST_FAILURE;
+ }
+ cairo_path_destroy (path);
+
+ path = cairo_copy_path_flat (cr_error);
+ if (path->status != CAIRO_STATUS_NULL_POINTER) {
+ cairo_test_log (ctx,
+ "Error: cairo_copy_path_flat returned status of %s rather than propagating %s\n",
+ cairo_status_to_string (path->status),
+ cairo_status_to_string (CAIRO_STATUS_NULL_POINTER));
+ cairo_path_destroy (path);
+ cairo_destroy (cr_error);
+ return CAIRO_TEST_FAILURE;
+ }
+ cairo_path_destroy (path);
+
+ cairo_destroy (cr_error);
+
+ /* first check that we can copy an empty path */
+ cairo_new_path (cr);
+ path = cairo_copy_path (cr);
+ if (path->status != CAIRO_STATUS_SUCCESS) {
+ cairo_status_t status = path->status;
+ cairo_test_log (ctx,
+ "Error: cairo_copy_path returned status of %s\n",
+ cairo_status_to_string (status));
+ cairo_path_destroy (path);
+ return cairo_test_status_from_status (ctx, status);
+ }
+ if (path->num_data != 0) {
+ cairo_test_log (ctx,
+ "Error: cairo_copy_path did not copy an empty path, returned path contains %d elements\n",
+ path->num_data);
+ cairo_path_destroy (path);
+ return CAIRO_TEST_FAILURE;
+ }
+ cairo_append_path (cr, path);
+ cairo_path_destroy (path);
+ if (cairo_status (cr) != CAIRO_STATUS_SUCCESS) {
+ cairo_test_log (ctx,
+ "Error: cairo_append_path failed with a copy of an empty path, returned status of %s\n",
+ cairo_status_to_string (cairo_status (cr)));
+ return cairo_test_status_from_status (ctx, cairo_status (cr));
+ }
+
+ /* We draw in the default black, so paint white first. */
+ cairo_save (cr);
+ cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
+ cairo_paint (cr);
+ cairo_restore (cr);
+
+ /* copy path, munge, and fill */
+ cairo_translate (cr, 5, 5);
+ make_path (cr);
+ path = cairo_copy_path (cr);
+
+ cairo_new_path (cr);
+ munge_and_set_path (cr, path, scale_by_two);
+ cairo_path_destroy (path);
+ cairo_fill (cr);
+
+ /* copy flattened path, munge, and fill */
+ cairo_translate (cr, 0, 15);
+ make_path (cr);
+ path = cairo_copy_path_flat (cr);
+
+ cairo_new_path (cr);
+ munge_and_set_path (cr, path, scale_by_two);
+ cairo_path_destroy (path);
+ cairo_fill (cr);
+
+ /* append two copies of path, and fill */
+ cairo_translate (cr, 0, 15);
+ cairo_scale (cr, 2.0, 2.0);
+ make_path (cr);
+ path = cairo_copy_path (cr);
+
+ cairo_new_path (cr);
+ cairo_append_path (cr, path);
+ cairo_translate (cr, 2.5, 2.5);
+ cairo_append_path (cr, path);
+
+ cairo_set_fill_rule (cr, CAIRO_FILL_RULE_EVEN_ODD);
+ cairo_fill (cr);
+
+ cairo_path_destroy (path);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+static cairo_test_status_t
+preamble (cairo_test_context_t *ctx)
+{
+ cairo_t *cr;
+ cairo_path_data_t data;
+ cairo_path_t path;
+ cairo_surface_t *surface;
+ cairo_status_t status;
+
+ surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1);
+ status = cairo_surface_status (surface);
+ if (status) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ /* Test a few error cases for cairo_append_path_data */
+#define CAIRO_CREATE() do {\
+ cr = cairo_create (surface); \
+ status = cairo_status (cr); \
+ if (status) { \
+ cairo_destroy (cr); \
+ cairo_surface_destroy (surface); \
+ return cairo_test_status_from_status (ctx, status); \
+ } \
+} while (0)
+ CAIRO_CREATE ();
+ cairo_append_path (cr, NULL);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_NULL_POINTER) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ CAIRO_CREATE ();
+ path.status = -1;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_INVALID_STATUS) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ CAIRO_CREATE ();
+ path.status = CAIRO_STATUS_NO_MEMORY;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_NO_MEMORY) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ CAIRO_CREATE ();
+ path.data = NULL;
+ path.num_data = 0;
+ path.status = CAIRO_STATUS_SUCCESS;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_SUCCESS) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ CAIRO_CREATE ();
+ path.data = NULL;
+ path.num_data = 1;
+ path.status = CAIRO_STATUS_SUCCESS;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_NULL_POINTER) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ CAIRO_CREATE ();
+ /* Intentionally insert bogus header.length value (otherwise would be 2) */
+ data.header.type = CAIRO_PATH_MOVE_TO;
+ data.header.length = 1;
+ path.data = &data;
+ path.num_data = 1;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_INVALID_PATH_DATA) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ /* And test the degnerate case */
+ CAIRO_CREATE ();
+ path.num_data = 0;
+ cairo_append_path (cr, &path);
+ status = cairo_status (cr);
+ cairo_destroy (cr);
+ if (status != CAIRO_STATUS_SUCCESS) {
+ cairo_surface_destroy (surface);
+ return cairo_test_status_from_status (ctx, status);
+ }
+
+ cairo_surface_destroy (surface);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (copy_path,
+ "Tests calls to path_data functions: cairo_copy_path, cairo_copy_path_flat, and cairo_append_path",
+ "path", /* keywords */
+ NULL, /* requirements */
+ 45, 53,
+ preamble, draw)