// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/android/chrome_backup_agent.h"
#include <string>
#include <vector>
#include "base/values.h"
#include "components/prefs/pref_registry_simple.h"
#include "components/prefs/testing_pref_service.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chrome_backup_agent {
namespace {
TEST(ChromeBackupAgentTest, ShouldDeserializeValidNonEmptyDict) {
// Set up a dictionary pref with some arbitrary non-empty value.
std::string pref_name = "dict";
TestingPrefServiceSimple pref_service;
pref_service.registry()->RegisterDictionaryPref(pref_name);
auto dict_value = base::Value::Dict().Set("key1", 1).Set("key2", "blah");
pref_service.SetDict(pref_name, dict_value.Clone());
// Serialize the dictionary, clear it from PrefService, then attempt to
// deserialize and recover.
std::string serialized_dict = GetSerializedDict(&pref_service, pref_name);
pref_service.ClearPref(pref_name);
SetDict(&pref_service, pref_name, serialized_dict);
// The dictionary value should be the original one.
EXPECT_EQ(pref_service.GetDict(pref_name), dict_value);
}
TEST(ChromeBackupAgentTest, ShouldDeserializeValidEmptyDict) {
// Set up a dictionary pref in its default empty state.
std::string pref_name = "dict";
TestingPrefServiceSimple pref_service;
pref_service.registry()->RegisterDictionaryPref(pref_name);
ASSERT_EQ(pref_service.GetDict(pref_name), base::Value::Dict());
// Serialize the dictionary, change the pref, then attempt to deserialize and
// recover.
std::string serialized_dict = GetSerializedDict(&pref_service, pref_name);
pref_service.SetDict(pref_name, base::Value::Dict().Set("key1", 1));
SetDict(&pref_service, pref_name, serialized_dict);
// The dictionary value should be the original one.
EXPECT_EQ(pref_service.GetDict(pref_name), base::Value::Dict());
}
TEST(ChromeBackupAgentTest, ShouldNotDeserializeCorruptDict) {
// Set up a dictionary pref with some arbitrary value.
std::string pref_name = "dict";
TestingPrefServiceSimple pref_service;
pref_service.registry()->RegisterDictionaryPref(pref_name);
auto dict_value = base::Value::Dict().Set("key1", 1).Set("key2", "blah");
pref_service.SetDict(pref_name, dict_value.Clone());
SetDict(&pref_service, pref_name, "corrupted");
// The dictionary value should be unchanged and the call should not crash.
EXPECT_EQ(pref_service.GetDict(pref_name), dict_value);
}
} // namespace
} // namespace chrome_backup_agent