From 2a0d81743270aaff29e8951c896cde644fd4e576 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 20 Aug 2012 13:34:33 +0100 Subject: [PATCH] tests: Add outline-tolerance From https://bugs.freedesktop.org/show_bug.cgi?id=53841: "Rectangle drawn incorrectly when it has zero height and miter limit greater than 1.414" Signed-off-by: Chris Wilson --- test/Makefile.sources | 1 + test/outline-tolerance.c | 52 +++++++++++++++++++++++ test/reference/outline-tolerance.ref.png | Bin 0 -> 205 bytes 3 files changed, 53 insertions(+) create mode 100644 test/outline-tolerance.c create mode 100644 test/reference/outline-tolerance.ref.png diff --git a/test/Makefile.sources b/test/Makefile.sources index 8975b468d..ca509bac7 100644 --- a/test/Makefile.sources +++ b/test/Makefile.sources @@ -224,6 +224,7 @@ test_sources = \ operator-alpha-alpha.c \ operator-clear.c \ operator-source.c \ + outline-tolerance.c \ over-above-source.c \ over-around-source.c \ over-below-source.c \ diff --git a/test/outline-tolerance.c b/test/outline-tolerance.c new file mode 100644 index 000000000..6453f5c96 --- /dev/null +++ b/test/outline-tolerance.c @@ -0,0 +1,52 @@ +/* + * Copyright © 2012 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Author: Chris Wilson + */ + +#include "cairo-test.h" + +/* An assertion failure found by Rico Tzschichholz */ + +static cairo_test_status_t +draw (cairo_t *cr, int width, int height) +{ + cairo_set_source_rgb (cr, 0, 1, 0); + cairo_paint (cr); + cairo_set_source_rgb (cr, 1, 0, 0); + + cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER); + cairo_set_line_width (cr, 200); + cairo_set_miter_limit (cr, 1.5); + cairo_rectangle (cr, 100, 25, 1000, 0); + cairo_stroke (cr); + + return CAIRO_TEST_SUCCESS; +} + +CAIRO_TEST (outline_tolerance, + "Rectangle drawn incorrectly when it has zero height and miter limit greater than 1.414", + "stroke", /* keywords */ + NULL, /* requirements */ + 100, 50, + NULL, draw) diff --git a/test/reference/outline-tolerance.ref.png b/test/reference/outline-tolerance.ref.png new file mode 100644 index 0000000000000000000000000000000000000000..2733836c998fa919d9f6880fd96a32026e82ca2c GIT binary patch literal 205 zcmeAS@N?(olHy`uVBq!ia0vp^DL`z*!2~2#!(YAxQfx`y?k)`fL2$v|<&%LTO`a}} zAsLNtFF0~CC@>sw*jk^y_CcJ|9aV|h$^3e2uQS>kY8%iLTDVVOOukmV+zsd&22WQ% Jmvv4FO#p%IF~$G@ literal 0 HcmV?d00001