Cleanup: Put DBus unit tests in the dbus namespace, so one does not need to write dbus:: everywhere…

dbus/mock_unittest.cc

 // 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 "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "dbus/message.h"
 #include "dbus/mock_bus.h"
 #include "dbus/mock_object_proxy.h"
 #include "dbus/mock_exported_object.h"
 #include "dbus/object_path.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::Invoke;
 using ::testing::Return;
 using ::testing::Unused;
 
+namespace dbus {
+
 class MockTest : public testing::Test {
  public:
   MockTest() {
   }
 
   virtual void SetUp() {
     // Create a mock bus.
-    dbus::Bus::Options options;
-    options.bus_type = dbus::Bus::SYSTEM;
-    mock_bus_ = new dbus::MockBus(options);
+    Bus::Options options;
+    options.bus_type = Bus::SYSTEM;
+    mock_bus_ = new MockBus(options);
 
     // Create a mock proxy.
-    mock_proxy_ = new dbus::MockObjectProxy(
+    mock_proxy_ = new MockObjectProxy(
         mock_bus_.get(),
         "org.chromium.TestService",
-        dbus::ObjectPath("/org/chromium/TestObject"));
+        ObjectPath("/org/chromium/TestObject"));
 
     // Set an expectation so mock_proxy's CallMethodAndBlock() will use
     // CreateMockProxyResponse() to return responses.
     EXPECT_CALL(*mock_proxy_.get(), MockCallMethodAndBlock(_, _))
         .WillRepeatedly(Invoke(this, &MockTest::CreateMockProxyResponse));
 
     // Set an expectation so mock_proxy's CallMethod() will use
     // HandleMockProxyResponseWithMessageLoop() to return responses.
     EXPECT_CALL(*mock_proxy_.get(), CallMethod(_, _, _)).WillRepeatedly(
         Invoke(this, &MockTest::HandleMockProxyResponseWithMessageLoop));
 
     // Set an expectation so mock_bus's GetObjectProxy() for the given
     // service name and the object path will return mock_proxy_.
     EXPECT_CALL(*mock_bus_.get(),
                 GetObjectProxy("org.chromium.TestService",
-                               dbus::ObjectPath("/org/chromium/TestObject")))
+                               ObjectPath("/org/chromium/TestObject")))
         .WillOnce(Return(mock_proxy_.get()));
 
     // ShutdownAndBlock() will be called in TearDown().
     EXPECT_CALL(*mock_bus_.get(), ShutdownAndBlock()).WillOnce(Return());
   }
 
   virtual void TearDown() {
     mock_bus_->ShutdownAndBlock();
   }
 
   // Called when the response is received.
-  void OnResponse(dbus::Response* response) {
+  void OnResponse(Response* response) {
     // |response| will be deleted on exit of the function. Copy the
     // payload to |response_string_|.
     if (response) {
-      dbus::MessageReader reader(response);
+      MessageReader reader(response);
       ASSERT_TRUE(reader.PopString(&response_string_));
     }
     message_loop_.Quit();
   };
 
  protected:
   std::string response_string_;
   base::MessageLoop message_loop_;
-  scoped_refptr<dbus::MockBus> mock_bus_;
-  scoped_refptr<dbus::MockObjectProxy> mock_proxy_;
+  scoped_refptr<MockBus> mock_bus_;
+  scoped_refptr<MockObjectProxy> mock_proxy_;
 
  private:
   // Returns a response for the given method call. Used to implement
   // CallMethodAndBlock() for |mock_proxy_|.
-  dbus::Response* CreateMockProxyResponse(dbus::MethodCall* method_call,
-                                          int timeout_ms) {
+  Response* CreateMockProxyResponse(MethodCall* method_call,
+                                    int timeout_ms) {
     if (method_call->GetInterface() == "org.chromium.TestInterface" &&
         method_call->GetMember() == "Echo") {
-      dbus::MessageReader reader(method_call);
+      MessageReader reader(method_call);
       std::string text_message;
       if (reader.PopString(&text_message)) {
-        scoped_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
-        dbus::MessageWriter writer(response.get());
+        scoped_ptr<Response> response = Response::CreateEmpty();
+        MessageWriter writer(response.get());
         writer.AppendString(text_message);
         return response.release();
       }
     }
 
     LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
     return NULL;
   }
 
   // Creates a response and runs the given response callback in the
   // message loop with the response. Used to implement for |mock_proxy_|.
   void HandleMockProxyResponseWithMessageLoop(
-      dbus::MethodCall* method_call,
+      MethodCall* method_call,
       int timeout_ms,
-      dbus::ObjectProxy::ResponseCallback response_callback) {
-    dbus::Response* response = CreateMockProxyResponse(method_call,
-                                                       timeout_ms);
+      ObjectProxy::ResponseCallback response_callback) {
+    Response* response = CreateMockProxyResponse(method_call, timeout_ms);
     message_loop_.PostTask(FROM_HERE,
                            base::Bind(&MockTest::RunResponseCallback,
                                       base::Unretained(this),
                                       response_callback,
                                       response));
   }
 
   // Runs the given response callback with the given response.
   void RunResponseCallback(
-      dbus::ObjectProxy::ResponseCallback response_callback,
-      dbus::Response* response) {
+      ObjectProxy::ResponseCallback response_callback,
+      Response* response) {
     response_callback.Run(response);
     delete response;
   }
 };
 
 // This test demonstrates how to mock a synchronos method call using the
 // mock classes.
 TEST_F(MockTest, CallMethodAndBlock) {
   const char kHello[] = "Hello";
   // Get an object proxy from the mock bus.
-  dbus::ObjectProxy* proxy = mock_bus_->GetObjectProxy(
+  ObjectProxy* proxy = mock_bus_->GetObjectProxy(
       "org.chromium.TestService",
-      dbus::ObjectPath("/org/chromium/TestObject"));
+      ObjectPath("/org/chromium/TestObject"));
 
   // Create a method call.
-  dbus::MethodCall method_call("org.chromium.TestInterface", "Echo");
-  dbus::MessageWriter writer(&method_call);
+  MethodCall method_call("org.chromium.TestInterface", "Echo");
+  MessageWriter writer(&method_call);
   writer.AppendString(kHello);
 
   // Call the method.
-  scoped_ptr<dbus::Response> response(
+  scoped_ptr<Response> response(
       proxy->CallMethodAndBlock(&method_call,
-                                dbus::ObjectProxy::TIMEOUT_USE_DEFAULT));
+                                ObjectProxy::TIMEOUT_USE_DEFAULT));
 
   // Check the response.
   ASSERT_TRUE(response.get());
-  dbus::MessageReader reader(response.get());
+  MessageReader reader(response.get());
   std::string text_message;
   ASSERT_TRUE(reader.PopString(&text_message));
   // The text message should be echo'ed back.
   EXPECT_EQ(kHello, text_message);
 }
 
 // This test demonstrates how to mock an asynchronos method call using the
 // mock classes.
 TEST_F(MockTest, CallMethod) {
   const char kHello[] = "hello";
 
   // Get an object proxy from the mock bus.
-  dbus::ObjectProxy* proxy = mock_bus_->GetObjectProxy(
+  ObjectProxy* proxy = mock_bus_->GetObjectProxy(
       "org.chromium.TestService",
-      dbus::ObjectPath("/org/chromium/TestObject"));
+      ObjectPath("/org/chromium/TestObject"));
 
   // Create a method call.
-  dbus::MethodCall method_call("org.chromium.TestInterface", "Echo");
-  dbus::MessageWriter writer(&method_call);
+  MethodCall method_call("org.chromium.TestInterface", "Echo");
+  MessageWriter writer(&method_call);
   writer.AppendString(kHello);
 
   // Call the method.
   proxy->CallMethod(&method_call,
-                    dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
+                    ObjectProxy::TIMEOUT_USE_DEFAULT,
                     base::Bind(&MockTest::OnResponse,
                                base::Unretained(this)));
   // Run the message loop to let OnResponse be called.
   message_loop_.Run();
 
   EXPECT_EQ(kHello, response_string_);
 }
+
+}  // namespace dbus