1 files changed, 27 insertions, 4 deletions
diff --git a/libavutil/tests/fifo.c b/libavutil/tests/fifo.c
index 4c4b37a501..e4d7edf212 100644
--- a/libavutil/tests/fifo.c
+++ b/libavutil/tests/fifo.c
@@ -1,18 +1,18 @@
 /*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * 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.
  *
- * Libav is distributed in the hope that it will be useful,
+ * 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -38,6 +38,14 @@ int main(void)
     }
     printf("\n");
 
+    /* peek_at at FIFO */
+    n = av_fifo_size(fifo) / sizeof(int);
+    for (i = 0; i < n; i++) {
+        av_fifo_generic_peek_at(fifo, &j, i * sizeof(int), sizeof(j), NULL);
+        printf("%d: %d\n", i, j);
+    }
+    printf("\n");
+
     /* read data */
     for (i = 0; av_fifo_size(fifo) >= sizeof(int); i++) {
         av_fifo_generic_read(fifo, &j, sizeof(int), NULL);
@@ -45,6 +53,21 @@ int main(void)
     }
     printf("\n");
 
+    /* test *ndx overflow */
+    av_fifo_reset(fifo);
+    fifo->rndx = fifo->wndx = ~(uint32_t)0 - 5;
+
+    /* fill data */
+    for (i = 0; av_fifo_space(fifo) >= sizeof(int); i++)
+        av_fifo_generic_write(fifo, &i, sizeof(int), NULL);
+
+    /* peek_at at FIFO */
+    n = av_fifo_size(fifo) / sizeof(int);
+    for (i = 0; i < n; i++) {
+        av_fifo_generic_peek_at(fifo, &j, i * sizeof(int), sizeof(j), NULL);
+        printf("%d: %d\n", i, j);
+    }
+
     av_fifo_free(fifo);
 
     return 0;