Add interfaces for most major Blimp net components.

blimp/net/blimp_message_dispatcher_unittest.cc

Index: blimp/net/blimp_message_dispatcher_unittest.cc
diff --git a/blimp/net/blimp_message_dispatcher_unittest.cc b/blimp/net/blimp_message_dispatcher_unittest.cc
index 8c22c0c580ab18833f3ee8a381f66312fa326761..9885453879f66688a4d3ae28fb216762ff9df0f6 100644
--- a/blimp/net/blimp_message_dispatcher_unittest.cc
+++ b/blimp/net/blimp_message_dispatcher_unittest.cc
@@ -7,40 +7,46 @@
 #include "blimp/net/blimp_message_dispatcher.h"
 
 #include "base/logging.h"
+#include "blimp/net/test_common.h"
+#include "net/base/net_errors.h"
+#include "net/base/test_completion_callback.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using testing::_;
+using testing::InvokeArgument;
 using testing::Ref;
 using testing::Return;
+using testing::SaveArg;
 
 namespace blimp {
 
-class MockReceiver : public BlimpMessageReceiver {
- public:
-  MockReceiver() {}
-  ~MockReceiver() override {}
-
-  MOCK_METHOD1(OnBlimpMessage, net::Error(const BlimpMessage& message));
-};
-
 TEST(BlimpMessageDispatcherTest, AllInteractions) {
   BlimpMessage input_msg;
   BlimpMessage compositor_msg;
   input_msg.set_type(BlimpMessage::INPUT);
   compositor_msg.set_type(BlimpMessage::COMPOSITOR);
 
-  MockReceiver receiver1;
-  MockReceiver receiver2;
-  EXPECT_CALL(receiver1, OnBlimpMessage(Ref(input_msg)))
-      .WillOnce(Return(net::OK));
-  EXPECT_CALL(receiver2, OnBlimpMessage(Ref(compositor_msg)))
-      .WillOnce(Return(net::ERR_FAILED));
+  MockBlimpMessageProcessor receiver1;
+  MockBlimpMessageProcessor receiver2;
+  net::CompletionCallback captured_cb;
+  EXPECT_CALL(receiver1, ProcessMessage(Ref(input_msg), _))
+      .WillOnce(SaveArg<1>(&captured_cb));
+  EXPECT_CALL(receiver2, ProcessMessage(Ref(compositor_msg), _))
+      .WillOnce(SaveArg<1>(&captured_cb));
 
   BlimpMessageDispatcher dispatcher;
   dispatcher.AddReceiver(BlimpMessage::INPUT, &receiver1);
   dispatcher.AddReceiver(BlimpMessage::COMPOSITOR, &receiver2);
-  EXPECT_EQ(net::OK, dispatcher.OnBlimpMessage(input_msg));
-  EXPECT_EQ(net::ERR_FAILED, dispatcher.OnBlimpMessage(compositor_msg));
+
+  net::TestCompletionCallback cb1;
+  dispatcher.ProcessMessage(input_msg, cb1.callback());
+  captured_cb.Run(net::OK);
+  EXPECT_EQ(net::OK, cb1.WaitForResult());
+  net::TestCompletionCallback cb2;
+  dispatcher.ProcessMessage(compositor_msg, cb2.callback());
+  captured_cb.Run(net::ERR_FAILED);
+  EXPECT_EQ(net::ERR_FAILED, cb2.WaitForResult());
 }
 
 }  // namespace blimp