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Diffstat (limited to 'test/arc-infinite-loop.c')
-rw-r--r-- | test/arc-infinite-loop.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/test/arc-infinite-loop.c b/test/arc-infinite-loop.c deleted file mode 100644 index 8b469eacf..000000000 --- a/test/arc-infinite-loop.c +++ /dev/null @@ -1,61 +0,0 @@ -/* -*- Mode: c; c-basic-offset: 4; indent-tabs-mode: t; tab-width: 8; -*- */ -/* - * Copyright 2010 Andrea Canciani - * - * 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: Andrea Canciani <ranma42@gmail.com> - */ - -#include "cairo-test.h" -#include <float.h> - -#define SIZE 8 - -/* - cairo_arc can hang in an infinite loop if given huge (so big that - adding/subtracting 4*M_PI to them doesn't change the value because - of floating point rounding). - - The purpose of this test is to check that cairo doesn't hang or crash. -*/ - -static cairo_test_status_t -draw (cairo_t *cr, int width, int height) -{ - cairo_set_source_rgb (cr, 1, 1, 1); - cairo_paint (cr); - - /* Check if the code that guarantees start <= end hangs */ - cairo_arc (cr, 0, 0, 1, 1024 / DBL_EPSILON * M_PI, 0); - - /* Check if the code that handles huge angles hangs */ - cairo_arc (cr, 0, 0, 1, 0, 1024 / DBL_EPSILON * M_PI); - - return CAIRO_TEST_SUCCESS; -} - -CAIRO_TEST (arc_infinite_loop, - "Test cairo_arc with huge angles", - "arc", /* keywords */ - NULL, /* requirements */ - SIZE, SIZE, - NULL, draw) |