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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.
+ *
+ * Authors: Carl D. Worth <cworth@cworth.org>
+ * Emmanuel Pacaud <emmanuel.pacaud@lapp.in2p3.fr>
+ */
+
+#include "cairo-test.h"
+
+#define LINE_WIDTH 1.
+#define SIZE 10
+#define LINE_NBR 6
+
+struct {
+ double length;
+ double red, green, blue;
+} lines[LINE_NBR] = {
+ { 100.0, 1.0, 0.0, 0.0 },
+ { 10000.0, 0.0, 1.0, 0.0 },
+ { 100000.0, 0.0, 0.0, 1.0 },
+ { 1000000.0, 1.0, 1.0, 0.0 },
+ { 10000000.0, 0.0, 1.0, 1.0 },
+ { 100000000.0, 1.0, 0.0, 1.0 }
+};
+
+static cairo_test_status_t
+draw (cairo_t *cr, int width, int height)
+{
+ double pos;
+ int i;
+
+ /* 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);
+
+ cairo_set_line_width (cr, LINE_WIDTH);
+
+ pos = SIZE + .5;
+ for (i = 0; i < LINE_NBR; i++) {
+ cairo_move_to (cr, pos, -lines[i].length);
+ cairo_line_to (cr, pos, +lines[i].length);
+ cairo_set_source_rgb (cr, lines[i].red, lines[i].green, lines[i].blue);
+ cairo_stroke (cr);
+ pos += SIZE;
+ }
+
+ /* This should display a perfect vertically centered black line */
+ cairo_move_to (cr, 0.5, -1e100);
+ cairo_line_to (cr, pos, 1e100);
+ cairo_set_source_rgb (cr, 0.0, 0.0, 0.0);
+ cairo_stroke (cr);
+
+ return CAIRO_TEST_SUCCESS;
+}
+
+/* XFAIL: range overflow of fixed-point */
+CAIRO_TEST (long_lines,
+ "Test long lines"
+ "\nLong lines are not drawn due to the limitations of the internal 16.16 fixed-point coordinates",
+ "stroke, stress", /* keywords */
+ NULL, /* requirements */
+ SIZE * (LINE_NBR + 1), SIZE * (LINE_NBR + 1),
+ NULL, draw)
+