From 5f00af45708b0a40a7aaac630807871096643a7a Mon Sep 17 00:00:00 2001
From: sdong <siying.d@fb.com>
Date: Wed, 11 Feb 2015 16:11:40 -0800
Subject: [PATCH] DBTest.DestroyDBMetaDatabase: create DB directories if not
 exists

Summary: DBTest.DestroyDBMetaDatabase occasionally fails on my dev host, for file not existing. Always create directories to avoid that.

Test Plan: Run the test

Reviewers: rven, yhchiang, igor

Reviewed By: igor

Subscribers: dhruba, leveldb

Differential Revision: https://reviews.facebook.net/D33321
---
 db/db_test.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/db/db_test.cc b/db/db_test.cc
index 0431964df..fda54707b 100644
--- a/db/db_test.cc
+++ b/db/db_test.cc
@@ -6540,8 +6540,11 @@ TEST(DBTest, DBOpen_Change_NumLevels) {
 
 TEST(DBTest, DestroyDBMetaDatabase) {
   std::string dbname = test::TmpDir(env_) + "/db_meta";
+  ASSERT_OK(env_->CreateDirIfMissing(dbname));
   std::string metadbname = MetaDatabaseName(dbname, 0);
+  ASSERT_OK(env_->CreateDirIfMissing(metadbname));
   std::string metametadbname = MetaDatabaseName(metadbname, 0);
+  ASSERT_OK(env_->CreateDirIfMissing(metametadbname));
 
   // Destroy previous versions if they exist. Using the long way.
   Options options = CurrentOptions();