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-rw-r--r--test/arc-infinite-loop.c61
1 files changed, 0 insertions, 61 deletions
diff --git a/test/arc-infinite-loop.c b/test/arc-infinite-loop.c
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--- a/test/arc-infinite-loop.c
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-/* -*- 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)