[3/4] git commit: Fixed io_test to expect a successful return value from pipe().

[bm...@apache.org]

Fixed io_test to expect a successful return value from pipe().

Verify that pipe() did not fail before trying to use the resulting pipe.

Signed-off-by: David Mackey <td...@booleanhaiku.com>

From: David Mackey <td...@booleanhaiku.com>
Review: https://reviews.apache.org/r/14245


Project: http://git-wip-us.apache.org/repos/asf/mesos/repo
Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/b60eb983
Tree: http://git-wip-us.apache.org/repos/asf/mesos/tree/b60eb983
Diff: http://git-wip-us.apache.org/repos/asf/mesos/diff/b60eb983

Branch: refs/heads/master
Commit: b60eb983f7b43dcb1611d30e9c65651ffac3aeea
Parents: c1189c0
Author: Benjamin Mahler <bm...@twitter.com>
Authored: Mon Sep 23 16:27:42 2013 -0700
Committer: Benjamin Mahler <bm...@twitter.com>
Committed: Mon Sep 23 16:27:42 2013 -0700

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 3rdparty/libprocess/src/tests/io_tests.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/mesos/blob/b60eb983/3rdparty/libprocess/src/tests/io_tests.cpp
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diff --git a/3rdparty/libprocess/src/tests/io_tests.cpp b/3rdparty/libprocess/src/tests/io_tests.cpp
index c20d992..ee5b0b4 100644
--- a/3rdparty/libprocess/src/tests/io_tests.cpp
+++ b/3rdparty/libprocess/src/tests/io_tests.cpp
@@ -21,7 +21,7 @@ TEST(IO, Poll)
   ASSERT_TRUE(GTEST_IS_THREADSAFE);
 
   int pipes[2];
-  pipe(pipes);
+  ASSERT_NE(-1, pipe(pipes));
 
   Future<short> future = io::poll(pipes[0], io::READ);