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Fix Unit test when run on tmpfs

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Summary:
tmpfs might not support fallocate(). Fix unit test so that this
does not cause a unit test to fail.

Test Plan: ./env_test

Reviewers: emayanke, igor, kailiu

Reviewed By: kailiu

CC: leveldb

Differential Revision: https://reviews.facebook.net/D13455
This commit is contained in:
Dhruba Borthakur 2013-10-15 11:58:19 -07:00
parent da2fd001a6
commit 8457b74c26
1 changed files with 4 additions and 1 deletions
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5
util/env_test.cc
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@ -364,7 +364,10 @@ TEST(EnvPosixTest, PosixRandomRWFileTest) {
unique_ptr<RandomRWFile> file;
ASSERT_OK(env_->NewRandomRWFile(fname, &file, soptions));
ASSERT_OK(file.get()->Allocate(0, 10*1024*1024));
// If you run the unit test on tmpfs, then tmpfs might not
// support ftruncate. It is still better to trigger that
// code-path instead of eliminating it completely.
file.get()->Allocate(0, 10*1024*1024);
ASSERT_OK(file.get()->Write(100, Slice("Hello world")));
ASSERT_OK(file.get()->Write(105, Slice("Hello world")));
ASSERT_OK(file.get()->Sync());