Unpack extensions inside chrome's directory.

base/file_util_unittest.cc

 // Copyright (c) 2010 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #include <shlobj.h>
@@ skipping 1123 matching lines @@
 }
 
 TEST_F(FileUtilTest, CreateNewTempDirectoryTest) {
   FilePath temp_dir;
   ASSERT_TRUE(file_util::CreateNewTempDirectory(FilePath::StringType(),
                                                 &temp_dir));
   EXPECT_TRUE(file_util::PathExists(temp_dir));
   EXPECT_TRUE(file_util::Delete(temp_dir, false));
 }
 
+TEST_F(FileUtilTest, CreateNewTemporaryDirInDirTest) {
+  FilePath new_dir;
+  ASSERT_TRUE(file_util::CreateTemporaryDirInDir(
+                  test_dir_,
+                  FILE_PATH_LITERAL("CreateNewTemporaryDirInDirTest"),
+                  &new_dir));
+  EXPECT_TRUE(file_util::PathExists(new_dir));
+  EXPECT_TRUE(test_dir_.IsParent(new_dir));
+  EXPECT_TRUE(file_util::Delete(new_dir, false));
+}
+
 TEST_F(FileUtilTest, GetShmemTempDirTest) {
   FilePath dir;
   EXPECT_TRUE(file_util::GetShmemTempDir(&dir));
   EXPECT_TRUE(file_util::DirectoryExists(dir));
 }
 
 TEST_F(FileUtilTest, CreateDirectoryTest) {
   FilePath test_root =
       test_dir_.Append(FILE_PATH_LITERAL("create_directory_test"));
 #if defined(OS_WIN)
@@ skipping 288 matching lines @@
   // modification times with 2s resolution.
   ASSERT_TRUE(base::Time::FromString(L"Tue, 15 Nov 1994, 12:45:26 GMT",
               &modification_time));
   ASSERT_TRUE(file_util::SetLastModifiedTime(foobar, modification_time));
   file_util::FileInfo file_info;
   ASSERT_TRUE(file_util::GetFileInfo(foobar, &file_info));
   ASSERT_TRUE(file_info.last_modified == modification_time);
 }
 
 }  // namespace