1 files changed, 77 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/test/source-clip.c b/libs/cairo-1.16.0/test/source-clip.c
new file mode 100644
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--- /dev/null
+++ b/libs/cairo-1.16.0/test/source-clip.c
@@ -0,0 +1,77 @@
+/*
+ * 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: Owen Taylor <otaylor@redhat.com>
+ */
+
+#include "cairo-test.h"
+#include <math.h>
+#include <stdio.h>
+
+#define SIZE 12
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_surface_t *source;
+    cairo_t *cr2;
+
+    source = cairo_surface_create_similar (cairo_get_group_target (cr),
+					   CAIRO_CONTENT_COLOR_ALPHA,
+					   SIZE, SIZE);
+
+    cr2 = cairo_create (source);
+    cairo_surface_destroy (source);
+
+    /* Fill the source surface with green */
+    cairo_set_source_rgb (cr2, 0, 1, 0);
+    cairo_paint (cr2);
+
+    /* Draw a blue square in the middle of the source with clipping,
+     * and leave the clip there. */
+    cairo_rectangle (cr2,
+		     SIZE / 4, SIZE / 4,
+		     SIZE / 2, SIZE / 2);
+    cairo_clip (cr2);
+    cairo_set_source_rgb (cr2, 0, 0, 1);
+    cairo_paint (cr2);
+
+    /* Fill the destination surface with solid red (should not appear
+     * in final result) */
+    cairo_set_source_rgb (cr, 1, 0, 0);
+    cairo_paint (cr);
+
+    /* Now draw the source surface onto the destination surface */
+    cairo_set_source_surface (cr, cairo_get_target (cr2), 0, 0);
+    cairo_paint (cr);
+
+    cairo_destroy (cr2);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+CAIRO_TEST (source_clip,
+	    "Test that a source surface is not affected by a clip",
+	    "clip", /* keywords */
+	    NULL, /* requirements */
+	    SIZE, SIZE,
+	    NULL, draw)