Make tests that rely on getting a temp dir exit if they don't.

webkit/appcache/appcache_database_unittest.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include "app/sql/connection.h"
 #include "base/file_util.h"
 #include "base/scoped_temp_dir.h"
 #include "webkit/appcache/appcache_database.h"
@@ skipping 36 matching lines @@
   EXPECT_EQ(0, deleteable_response_rowid);
 
   std::set<GURL> origins;
   EXPECT_TRUE(db.FindOriginsWithGroups(&origins));
   EXPECT_TRUE(origins.empty());
 }
 
 TEST(AppCacheDatabaseTest, ReCreate) {
   // Real files on disk for this test.
   ScopedTempDir temp_dir;
-  EXPECT_TRUE(temp_dir.CreateUniqueTempDir());
+  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
   const FilePath kDbFile = temp_dir.path().AppendASCII("appcache.db");
   const FilePath kNestedDir = temp_dir.path().AppendASCII("nested");
   const FilePath kOtherFile =  kNestedDir.AppendASCII("other_file");
   EXPECT_TRUE(file_util::CreateDirectory(kNestedDir));
   EXPECT_EQ(3, file_util::WriteFile(kOtherFile, "foo", 3));
 
   AppCacheDatabase db(kDbFile);
   EXPECT_FALSE(db.LazyOpen(false));
   EXPECT_TRUE(db.LazyOpen(true));
 
@@ skipping 534 matching lines @@
   EXPECT_EQ(5000, db.GetOriginUsage(kOtherOrigin));
 
   EXPECT_TRUE(db.FindCachesForOrigin(kOrigin, &cache_records));
   EXPECT_EQ(2U, cache_records.size());
   cache_records.clear();
   EXPECT_TRUE(db.FindCachesForOrigin(kOtherOrigin, &cache_records));
   EXPECT_EQ(1U, cache_records.size());
 }
 
 }  // namespace appcache