[test] Add a new, XFAIL, extend-pad test

1 files changed, 74 insertions, 0 deletions

diff --git a/test/extend-pad.c b/test/extend-pad.c
new file mode 100644
index 00000000..a59138e6
--- /dev/null
+++ b/test/extend-pad.c
@@ -0,0 +1,74 @@
+#include <math.h>
+#include "cairo-test.h"
+#include <stdio.h>
+
+#define SIZE 90
+
+static cairo_test_draw_function_t draw;
+
+cairo_test_t test = {
+    "extend-pad",
+    "Test CAIRO_EXTEND_PAD for surface patterns",
+    SIZE, SIZE,
+    draw
+};
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    cairo_surface_t *surface;
+    cairo_t * cr_surface;
+    int surface_size = (SIZE - 30) / 10;
+
+    cairo_set_source_rgba (cr, 0, 0, 0, 1);
+    cairo_rectangle (cr, 0, 0, SIZE, SIZE);
+    cairo_fill (cr);
+
+    /* Create an image surface with my favorite four colors in each
+     * quadrant. */
+    surface = cairo_image_surface_create (CAIRO_FORMAT_RGB24,
+					  surface_size, surface_size);
+    cr_surface = cairo_create (surface);
+    cairo_set_source_rgb (cr_surface, 1, 1, 1);
+    cairo_rectangle (cr_surface,
+		     0, 0,
+		     surface_size / 2, surface_size / 2);
+    cairo_fill (cr_surface);
+    cairo_set_source_rgb (cr_surface, 1, 0, 0);
+    cairo_rectangle (cr_surface,
+		     surface_size / 2, 0,
+		     surface_size / 2, surface_size / 2);
+    cairo_fill (cr_surface);
+    cairo_set_source_rgb (cr_surface, 0, 1, 0);
+    cairo_rectangle (cr_surface,
+		     0, surface_size / 2,
+		     surface_size / 2, surface_size / 2);
+    cairo_fill (cr_surface);
+    cairo_set_source_rgb (cr_surface, 0, 0, 1);
+    cairo_rectangle (cr_surface,
+		     surface_size / 2, surface_size / 2,
+		     surface_size / 2, surface_size / 2);
+    cairo_fill (cr_surface);
+    cairo_destroy (cr_surface);
+
+    cairo_scale (cr, 10, 10);
+    cairo_set_source_surface (cr, surface, 1.5, 1.5);
+    cairo_surface_destroy (surface);
+
+    /* Using EXTEND_REFLECT makes this test pass for image and xlib backends */
+    /*cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_REFLECT);*/
+
+    cairo_pattern_set_extend (cairo_get_source (cr), CAIRO_EXTEND_PAD);
+    cairo_rectangle (cr, 1.5, 1.5, 6, 6);
+    cairo_clip (cr);
+
+    cairo_paint (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+int
+main (void)
+{
+    return cairo_test (&test);
+}