mirror of git://gcc.gnu.org/git/gcc.git
138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
/* stest.c -- Test for libbacktrace internal sort function
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Copyright (C) 2012-2016 Free Software Foundation, Inc.
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Written by Ian Lance Taylor, Google.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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(1) Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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(2) Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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(3) The name of the author may not be used to
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endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE. */
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#include "config.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include "backtrace.h"
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#include "internal.h"
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/* Test the local qsort implementation. */
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#define MAX 10
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struct test
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{
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size_t count;
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int input[MAX];
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int output[MAX];
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};
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static struct test tests[] =
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{
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{
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10,
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }
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},
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{
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9,
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9 }
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},
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{
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10,
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{ 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 },
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
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},
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{
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9,
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{ 9, 8, 7, 6, 5, 4, 3, 2, 1 },
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9 },
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},
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{
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10,
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{ 2, 4, 6, 8, 10, 1, 3, 5, 7, 9 },
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
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},
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{
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5,
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{ 4, 5, 3, 1, 2 },
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{ 1, 2, 3, 4, 5 },
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},
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{
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5,
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{ 1, 1, 1, 1, 1 },
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{ 1, 1, 1, 1, 1 },
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},
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{
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5,
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{ 1, 1, 2, 1, 1 },
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{ 1, 1, 1, 1, 2 },
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},
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{
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5,
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{ 2, 1, 1, 1, 1 },
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{ 1, 1, 1, 1, 2 },
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},
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};
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static int
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compare (const void *a, const void *b)
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{
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const int *ai = (const int *) a;
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const int *bi = (const int *) b;
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return *ai - *bi;
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}
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int
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main (int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED)
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{
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int failures;
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size_t i;
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int a[MAX];
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failures = 0;
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for (i = 0; i < sizeof tests / sizeof tests[0]; i++)
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{
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memcpy (a, tests[i].input, tests[i].count * sizeof (int));
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backtrace_qsort (a, tests[i].count, sizeof (int), compare);
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if (memcmp (a, tests[i].output, tests[i].count * sizeof (int)) != 0)
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{
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size_t j;
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fprintf (stderr, "test %d failed:", (int) i);
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for (j = 0; j < tests[i].count; j++)
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fprintf (stderr, " %d", a[j]);
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fprintf (stderr, "\n");
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++failures;
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}
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}
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exit (failures > 0 ? EXIT_FAILURE : EXIT_SUCCESS);
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}
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