Add dash-no-dash test case to demonstrate PDF failure to turn off dashing.

1 files changed, 95 insertions, 0 deletions

diff --git a/test/dash-no-dash.c b/test/dash-no-dash.c
new file mode 100644
index 00000000..21235b96
--- /dev/null
+++ b/test/dash-no-dash.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright © 2006 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>
+
+#define PAD		1
+#define LINE_WIDTH	2
+#define HEIGHT		(PAD + 4 * (LINE_WIDTH + PAD))
+#define WIDTH		16
+
+static cairo_test_draw_function_t draw;
+
+cairo_test_t test = {
+    "dash-no-dash",
+    "Tests that we can actually turn dashing on and off again",
+    WIDTH, HEIGHT,
+    draw
+};
+
+static void
+line (cairo_t *cr)
+{
+    cairo_move_to (cr, PAD, 0.0);
+    cairo_line_to (cr, WIDTH - PAD, 0.0);
+}
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+    double dash = 2.0;
+
+    /* We draw in black, so paint white first. */
+    cairo_set_source_rgb (cr, 1.0, 1.0, 1.0); /* white */
+    cairo_paint (cr);
+
+    cairo_set_source_rgb (cr, 0, 0, 0); /* black */
+
+    cairo_translate (cr, 0.0, PAD + LINE_WIDTH / 2);
+
+    /* First draw a solid line... */
+    line (cr);
+    cairo_stroke (cr);
+
+    cairo_translate (cr, 0.0, LINE_WIDTH + PAD);
+
+    /* then a dashed line... */
+    cairo_set_dash (cr, &dash, 1, 0.0);
+    line (cr);
+    cairo_stroke (cr);
+
+    cairo_translate (cr, 0.0, LINE_WIDTH + PAD);
+
+    /* back to solid... */
+    cairo_set_dash (cr, NULL, 0, 0.0);
+    line (cr);
+    cairo_stroke (cr);
+
+    cairo_translate (cr, 0.0, LINE_WIDTH + PAD);
+
+    /* and finally, back to dashed. */
+    cairo_set_dash (cr, &dash, 1, 0.0);
+    line (cr);
+    cairo_stroke (cr);
+
+    return CAIRO_TEST_SUCCESS;
+}
+
+int
+main (void)
+{
+    return cairo_test (&test);
+}