Added quota client for serviceworker. Enables 'clear past <time> data'.

content/browser/service_worker/service_worker_quota_client_unittest.cc

+// 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 "content/browser/service_worker/service_worker_quota_client.h"
+
+#include "base/bind.h"
+#include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/browser/service_worker/service_worker_context_wrapper.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "url/gurl.h"
+
+namespace content {
+
+class MockServiceWorkerContextWrapper : public ServiceWorkerContextWrapper {
+ public:
+  MockServiceWorkerContextWrapper() : ServiceWorkerContextWrapper(nullptr) {}
+
+  MOCK_CONST_METHOD0(IsAlive, bool());
+  MOCK_METHOD1(GetAllOriginsInfo,
+               void(const ServiceWorkerContext::GetUsageInfoCallback&));
+
+ protected:
+  friend class ServiceWorkerQuotaClientTest;
+
+  virtual ~MockServiceWorkerContextWrapper() override {}
+};
+
+void GetAllOriginsForTypeCallback(const std::set<GURL>& origins) {
+}
+
+class ServiceWorkerQuotaClientTest : public testing::Test {
+ public:
+  virtual ~ServiceWorkerQuotaClientTest() override {}
+  ServiceWorkerQuotaClientTest() {}
+
+  virtual void SetUp() override {
+    wrapper_ = new MockServiceWorkerContextWrapper();
+    client_.reset(new ServiceWorkerQuotaClient(wrapper_.get()));
+  }
+
+  scoped_refptr<MockServiceWorkerContextWrapper> wrapper_;
+  scoped_ptr<ServiceWorkerQuotaClient> client_;
+};
+
+TEST_F(ServiceWorkerQuotaClientTest, TestNoopOnDead) {
+  EXPECT_CALL(*wrapper_, IsAlive()).WillOnce(testing::Return(false));
+  EXPECT_CALL(*wrapper_, GetAllOriginsInfo(testing::_)).Times(0);
+
+  client_->GetOriginsForType(storage::StorageType::kStorageTypeTemporary,
+                             base::Bind(&GetAllOriginsForTypeCallback));
+}
+
+}  // namespace content