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authorDerek Buitenhuis <derek.buitenhuis@gmail.com>2016-05-11 19:10:10 +0100
committerDerek Buitenhuis <derek.buitenhuis@gmail.com>2016-05-11 19:13:03 +0100
commit96d616052b3d39678e477fa10610ca688f46fff9 (patch)
tree8bd31d06318bc786ea8f1d84f92090c9c860bc11 /libavutil/random_seed-test.c
parent27506aceda8115f82f89691a4441d62a8cf24a6e (diff)
parentd12b5b2f135aade4099f4b26b0fe678656158c13 (diff)
downloadffmpeg-96d616052b3d39678e477fa10610ca688f46fff9.tar.gz
Merge commit 'd12b5b2f135aade4099f4b26b0fe678656158c13'
* commit 'd12b5b2f135aade4099f4b26b0fe678656158c13': build: Split test programs off into separate files Some conversions done by: James Almer <jamrial@gmail.com> Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Diffstat (limited to 'libavutil/random_seed-test.c')
-rw-r--r--libavutil/random_seed-test.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/libavutil/random_seed-test.c b/libavutil/random_seed-test.c
new file mode 100644
index 0000000000..182c8a6dd6
--- /dev/null
+++ b/libavutil/random_seed-test.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2009 Baptiste Coudurier <baptiste.coudurier@gmail.com>
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#define TEST 1
+#include "random_seed.c"
+
+#undef printf
+#define N 256
+#include <stdio.h>
+
+int main(void)
+{
+ int i, j, retry;
+ uint32_t seeds[N];
+
+ for (retry=0; retry<3; retry++){
+ for (i=0; i<N; i++){
+ seeds[i] = av_get_random_seed();
+ for (j=0; j<i; j++)
+ if (seeds[j] == seeds[i])
+ goto retry;
+ }
+ printf("seeds OK\n");
+ return 0;
+ retry:;
+ }
+ printf("FAIL at %d with %X\n", j, seeds[j]);
+ return 1;
+}