Blimp: create MessageDispatcher class.

blimp/net/blimp_message_dispatcher_unittest.cc

+// Copyright 2015 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.
+//
+// Uniitest for data encryption functions.
+
+#include "blimp/net/blimp_message_dispatcher.h"
+
+#include "base/logging.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+using testing::Ref;
+using testing::Return;
+
+namespace blimp {
+
+class MockReceiver : public BlimpMessageReceiver {
+ public:
+  MockReceiver() {}
+  ~MockReceiver() override {}
+
+  MOCK_METHOD1(OnMessage, bool(const BlimpMessage& message));
+};
+
+TEST(BlimpMessageDispatcherTest, AllInteractions) {
+  BlimpMessage input_msg;
+  BlimpMessage compositor_msg;
+
+  input_msg.set_type(BlimpMessage::INPUT);
+  compositor_msg.set_type(BlimpMessage::COMPOSITOR);
+
+  BlimpMessageDispatcher dispatcher;
+  MockReceiver receiver1;
+  MockReceiver receiver2;
+
+  dispatcher.AddReceiver(BlimpMessage::INPUT, &receiver1);
+  dispatcher.AddReceiver(BlimpMessage::COMPOSITOR, &receiver2);
+
+  EXPECT_CALL(receiver1, OnMessage(Ref(input_msg))).WillOnce(Return(true));
+  EXPECT_TRUE(dispatcher.OnMessage(input_msg));
+
+  EXPECT_CALL(receiver2, OnMessage(Ref(compositor_msg)))
+      .WillOnce(Return(false));

[Wez, 2015/10/09 23:15:34]

Note that with gMock it's not safe, in general, to mingle EXPECT_CALL() and
calls that might trigger the mock objects to be touched - you need to set up the
expectations up-front and then run the test case.

[Kevin M, 2015/10/10 00:42:34]

Done.

+  EXPECT_FALSE(dispatcher.OnMessage(compositor_msg));
+}
+
+}  // namespace blimp