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// Copyright 2014 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 "extensions/browser/value_store/testing_value_store.h"
#include <utility>
#include "base/logging.h"
namespace {
const char kGenericErrorMessage[] = "TestingValueStore configured to error";
} // namespace
TestingValueStore::TestingValueStore() : read_count_(0), write_count_(0) {}
TestingValueStore::~TestingValueStore() {}
void TestingValueStore::set_status_code(StatusCode status_code) {
status_ = ValueStore::Status(status_code, kGenericErrorMessage);
}
size_t TestingValueStore::GetBytesInUse(const std::string& key) {
// Let SettingsStorageQuotaEnforcer implement this.
NOTREACHED() << "Not implemented";
return 0;
}
size_t TestingValueStore::GetBytesInUse(
const std::vector<std::string>& keys) {
// Let SettingsStorageQuotaEnforcer implement this.
NOTREACHED() << "Not implemented";
return 0;
}
size_t TestingValueStore::GetBytesInUse() {
// Let SettingsStorageQuotaEnforcer implement this.
NOTREACHED() << "Not implemented";
return 0;
}
ValueStore::ReadResult TestingValueStore::Get(const std::string& key) {
return Get(std::vector<std::string>(1, key));
}
ValueStore::ReadResult TestingValueStore::Get(
const std::vector<std::string>& keys) {
read_count_++;
if (!status_.ok())
return MakeReadResult(status_);
base::DictionaryValue* settings = new base::DictionaryValue();
for (std::vector<std::string>::const_iterator it = keys.begin();
it != keys.end(); ++it) {
base::Value* value = NULL;
if (storage_.GetWithoutPathExpansion(*it, &value)) {
settings->SetWithoutPathExpansion(*it, value->DeepCopy());
}
}
return MakeReadResult(make_scoped_ptr(settings), status_);
}
ValueStore::ReadResult TestingValueStore::Get() {
read_count_++;
if (!status_.ok())
return MakeReadResult(status_);
return MakeReadResult(make_scoped_ptr(storage_.DeepCopy()), status_);
}
ValueStore::WriteResult TestingValueStore::Set(
WriteOptions options, const std::string& key, const base::Value& value) {
base::DictionaryValue settings;
settings.SetWithoutPathExpansion(key, value.DeepCopy());
return Set(options, settings);
}
ValueStore::WriteResult TestingValueStore::Set(
WriteOptions options, const base::DictionaryValue& settings) {
write_count_++;
if (!status_.ok())
return MakeWriteResult(status_);
scoped_ptr<ValueStoreChangeList> changes(new ValueStoreChangeList());
for (base::DictionaryValue::Iterator it(settings);
!it.IsAtEnd(); it.Advance()) {
base::Value* old_value = NULL;
if (!storage_.GetWithoutPathExpansion(it.key(), &old_value) ||
!old_value->Equals(&it.value())) {
changes->push_back(
ValueStoreChange(
it.key(),
old_value ? old_value->DeepCopy() : old_value,
it.value().DeepCopy()));
storage_.SetWithoutPathExpansion(it.key(), it.value().DeepCopy());
}
}
return MakeWriteResult(std::move(changes), status_);
}
ValueStore::WriteResult TestingValueStore::Remove(const std::string& key) {
return Remove(std::vector<std::string>(1, key));
}
ValueStore::WriteResult TestingValueStore::Remove(
const std::vector<std::string>& keys) {
write_count_++;
if (!status_.ok())
return MakeWriteResult(status_);
scoped_ptr<ValueStoreChangeList> changes(new ValueStoreChangeList());
for (std::vector<std::string>::const_iterator it = keys.begin();
it != keys.end(); ++it) {
scoped_ptr<base::Value> old_value;
if (storage_.RemoveWithoutPathExpansion(*it, &old_value)) {
changes->push_back(ValueStoreChange(*it, old_value.release(), NULL));
}
}
return MakeWriteResult(std::move(changes), status_);
}
ValueStore::WriteResult TestingValueStore::Clear() {
std::vector<std::string> keys;
for (base::DictionaryValue::Iterator it(storage_);
!it.IsAtEnd(); it.Advance()) {
keys.push_back(it.key());
}
return Remove(keys);
}
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