From 4ac463dc130bdb00f62e4ece898870cfe8b51ec2 Mon Sep 17 00:00:00 2001
From: mpi <>
Date: Thu, 28 Mar 2013 09:35:58 +0000
Subject: More tests for negative seeks, prodded by matthew@

---
 .../lib/libc/open_memstream/open_memstreamtest.c   | 24 +++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'src/regress/lib/libc/open_memstream')

diff --git a/src/regress/lib/libc/open_memstream/open_memstreamtest.c b/src/regress/lib/libc/open_memstream/open_memstreamtest.c
index b9c0221b1a..a2327f21c5 100644
--- a/src/regress/lib/libc/open_memstream/open_memstreamtest.c
+++ b/src/regress/lib/libc/open_memstream/open_memstreamtest.c
@@ -1,4 +1,5 @@
-/*	$OpenBSD: open_memstreamtest.c,v 1.2 2013/03/25 03:33:28 guenther Exp $ */
+/*	$OpenBSD: open_memstreamtest.c,v 1.3 2013/03/28 09:35:58 mpi Exp $ */
+
 /*
  * Copyright (c) 2011 Martin Pieuchot <mpi@openbsd.org>
  *
@@ -137,6 +138,27 @@ main(void)
 		failures++;
 	}
 
+	if (fseek(fp, 8, SEEK_SET) != 0) {
+		warnx("failed to fseek. (19)");
+		failures++;
+	}
+
+	if (ftell(fp) != 8) {
+		warnx("failed seek test. (20)");
+		failures++;
+	}
+
+	/* Try to seek backward */
+	if (fseek(fp, -1, SEEK_CUR) != 0) {
+		warnx("failed to fseek. (21)");
+		failures++;
+	}
+
+	if (ftell(fp) != 7) {
+		warnx("failed seeking backward. (22)");
+		failures++;
+	}
+
 	free(buf);
 
 	return (failures);
-- 
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