147     prefs_dir_ = temp_dir_.GetPath();  in SetUp()
148     ASSERT_TRUE(prefs_.Init(prefs_dir_));  in SetUp()
153     return base::WriteFile(prefs_dir_.Append(key),  in SetValue()
159   base::FilePath prefs_dir_;  member in chromeos_update_engine::PrefsTest
193   EXPECT_EQ(prefs_dir_.Append(kAllvalidCharsKey).value(), path.value());  in TEST_F()
240   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
247   EXPECT_FALSE(base::PathExists(prefs_dir_.Append(kKeyWithDots)));  in TEST_F()
252   base::FilePath subdir = prefs_dir_.Append("subdir1").Append("subdir2");  in TEST_F()
266   base::CreateDirectory(prefs_dir_.Append(kKey));  in TEST_F()
268   EXPECT_TRUE(base::DirectoryExists(prefs_dir_.Append(kKey)));  in TEST_F()
317   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
324   EXPECT_FALSE(base::PathExists(prefs_dir_.Append(kKeyWithSpaces)));  in TEST_F()
330   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
338   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
381   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
389   EXPECT_TRUE(base::ReadFileToString(prefs_dir_.Append(kKey), &value));  in TEST_F()
396   EXPECT_FALSE(base::PathExists(prefs_dir_.Append(kKey)));  in TEST_F()
427   base::FilePath sub_pref_path = prefs_dir_.Append(name_space).Append(sub_pref);  in TEST_F()
439   prefs_.Init(prefs_dir_);  in TEST_F()
440   EXPECT_FALSE(base::PathExists(prefs_dir_.Append(name_space)));  in TEST_F()