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// Copyright (c) 2012 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 "components/prefs/testing_pref_store.h"
#include <memory>
#include <utility>
#include "base/memory/ptr_util.h"
#include "base/values.h"
TestingPrefStore::TestingPrefStore()
: read_only_(true),
read_success_(true),
read_error_(PersistentPrefStore::PREF_READ_ERROR_NONE),
block_async_read_(false),
pending_async_read_(false),
init_complete_(false),
committed_(true) {}
bool TestingPrefStore::GetValue(const std::string& key,
const base::Value** value) const {
return prefs_.GetValue(key, value);
}
bool TestingPrefStore::GetMutableValue(const std::string& key,
base::Value** value) {
return prefs_.GetValue(key, value);
}
void TestingPrefStore::AddObserver(PrefStore::Observer* observer) {
observers_.AddObserver(observer);
}
void TestingPrefStore::RemoveObserver(PrefStore::Observer* observer) {
observers_.RemoveObserver(observer);
}
bool TestingPrefStore::HasObservers() const {
return observers_.might_have_observers();
}
bool TestingPrefStore::IsInitializationComplete() const {
return init_complete_;
}
void TestingPrefStore::SetValue(const std::string& key,
std::unique_ptr<base::Value> value,
uint32_t flags) {
if (prefs_.SetValue(key, std::move(value))) {
committed_ = false;
NotifyPrefValueChanged(key);
}
}
void TestingPrefStore::SetValueSilently(const std::string& key,
std::unique_ptr<base::Value> value,
uint32_t flags) {
if (prefs_.SetValue(key, std::move(value)))
committed_ = false;
}
void TestingPrefStore::RemoveValue(const std::string& key, uint32_t flags) {
if (prefs_.RemoveValue(key)) {
committed_ = false;
NotifyPrefValueChanged(key);
}
}
bool TestingPrefStore::ReadOnly() const {
return read_only_;
}
PersistentPrefStore::PrefReadError TestingPrefStore::GetReadError() const {
return read_error_;
}
PersistentPrefStore::PrefReadError TestingPrefStore::ReadPrefs() {
NotifyInitializationCompleted();
return read_error_;
}
void TestingPrefStore::ReadPrefsAsync(ReadErrorDelegate* error_delegate) {
DCHECK(!pending_async_read_);
error_delegate_.reset(error_delegate);
if (block_async_read_)
pending_async_read_ = true;
else
NotifyInitializationCompleted();
}
void TestingPrefStore::CommitPendingWrite() { committed_ = true; }
void TestingPrefStore::SchedulePendingLossyWrites() {}
void TestingPrefStore::SetInitializationCompleted() {
NotifyInitializationCompleted();
}
void TestingPrefStore::NotifyPrefValueChanged(const std::string& key) {
for (Observer& observer : observers_)
observer.OnPrefValueChanged(key);
}
void TestingPrefStore::NotifyInitializationCompleted() {
DCHECK(!init_complete_);
init_complete_ = true;
if (read_success_ && read_error_ != PREF_READ_ERROR_NONE && error_delegate_)
error_delegate_->OnError(read_error_);
for (Observer& observer : observers_)
observer.OnInitializationCompleted(read_success_);
}
void TestingPrefStore::ReportValueChanged(const std::string& key,
uint32_t flags) {
for (Observer& observer : observers_)
observer.OnPrefValueChanged(key);
}
void TestingPrefStore::SetString(const std::string& key,
const std::string& value) {
SetValue(key, base::MakeUnique<base::StringValue>(value),
DEFAULT_PREF_WRITE_FLAGS);
}
void TestingPrefStore::SetInteger(const std::string& key, int value) {
SetValue(key, base::MakeUnique<base::FundamentalValue>(value),
DEFAULT_PREF_WRITE_FLAGS);
}
void TestingPrefStore::SetBoolean(const std::string& key, bool value) {
SetValue(key, base::MakeUnique<base::FundamentalValue>(value),
DEFAULT_PREF_WRITE_FLAGS);
}
bool TestingPrefStore::GetString(const std::string& key,
std::string* value) const {
const base::Value* stored_value;
if (!prefs_.GetValue(key, &stored_value) || !stored_value)
return false;
return stored_value->GetAsString(value);
}
bool TestingPrefStore::GetInteger(const std::string& key, int* value) const {
const base::Value* stored_value;
if (!prefs_.GetValue(key, &stored_value) || !stored_value)
return false;
return stored_value->GetAsInteger(value);
}
bool TestingPrefStore::GetBoolean(const std::string& key, bool* value) const {
const base::Value* stored_value;
if (!prefs_.GetValue(key, &stored_value) || !stored_value)
return false;
return stored_value->GetAsBoolean(value);
}
void TestingPrefStore::SetBlockAsyncRead(bool block_async_read) {
DCHECK(!init_complete_);
block_async_read_ = block_async_read;
if (pending_async_read_ && !block_async_read_)
NotifyInitializationCompleted();
}
void TestingPrefStore::ClearMutableValues() {
NOTIMPLEMENTED();
}
void TestingPrefStore::set_read_only(bool read_only) {
read_only_ = read_only;
}
void TestingPrefStore::set_read_success(bool read_success) {
DCHECK(!init_complete_);
read_success_ = read_success;
}
void TestingPrefStore::set_read_error(
PersistentPrefStore::PrefReadError read_error) {
DCHECK(!init_complete_);
read_error_ = read_error;
}
TestingPrefStore::~TestingPrefStore() {}
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