Revert of Straightens outs DEPS in mojo/common

mojo/common/message_pump_mojo_unittest.cc

+// Copyright 2013 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 "mojo/common/message_pump_mojo.h"
+
+#include "base/message_loop/message_loop_test.h"
+#include "base/run_loop.h"
+#include "mojo/common/message_pump_mojo_handler.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/mojo/src/mojo/public/cpp/system/core.h"
+
+namespace mojo {
+namespace common {
+namespace test {
+
+scoped_ptr<base::MessagePump> CreateMojoMessagePump() {
+  return scoped_ptr<base::MessagePump>(new MessagePumpMojo());
+}
+
+RUN_MESSAGE_LOOP_TESTS(Mojo, &CreateMojoMessagePump);
+
+class CountingMojoHandler : public MessagePumpMojoHandler {
+ public:
+  CountingMojoHandler() : success_count_(0), error_count_(0) {}
+
+  void OnHandleReady(const Handle& handle) override {
+    ReadMessageRaw(static_cast<const MessagePipeHandle&>(handle),
+                   NULL,
+                   NULL,
+                   NULL,
+                   NULL,
+                   MOJO_READ_MESSAGE_FLAG_NONE);
+    ++success_count_;
+  }
+  void OnHandleError(const Handle& handle, MojoResult result) override {
+    ++error_count_;
+  }
+
+  int success_count() { return success_count_; }
+  int error_count() { return error_count_; }
+
+ private:
+  int success_count_;
+  int error_count_;
+
+  DISALLOW_COPY_AND_ASSIGN(CountingMojoHandler);
+};
+
+class CountingObserver : public MessagePumpMojo::Observer {
+ public:
+  void WillSignalHandler() override { will_signal_handler_count++; }
+  void DidSignalHandler() override { did_signal_handler_count++; }
+
+  int will_signal_handler_count = 0;
+  int did_signal_handler_count = 0;
+};
+
+TEST(MessagePumpMojo, RunUntilIdle) {
+  base::MessageLoop message_loop(MessagePumpMojo::Create());
+  CountingMojoHandler handler;
+  MessagePipe handles;
+  MessagePumpMojo::current()->AddHandler(&handler,
+                                         handles.handle0.get(),
+                                         MOJO_HANDLE_SIGNAL_READABLE,
+                                         base::TimeTicks());
+  WriteMessageRaw(
+      handles.handle1.get(), NULL, 0, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE);
+  WriteMessageRaw(
+      handles.handle1.get(), NULL, 0, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE);
+  base::RunLoop run_loop;
+  run_loop.RunUntilIdle();
+  EXPECT_EQ(2, handler.success_count());
+}
+
+TEST(MessagePumpMojo, Observer) {
+  base::MessageLoop message_loop(MessagePumpMojo::Create());
+
+  CountingObserver observer;
+  MessagePumpMojo::current()->AddObserver(&observer);
+
+  CountingMojoHandler handler;
+  MessagePipe handles;
+  MessagePumpMojo::current()->AddHandler(&handler,
+                                         handles.handle0.get(),
+                                         MOJO_HANDLE_SIGNAL_READABLE,
+                                         base::TimeTicks());
+  WriteMessageRaw(
+      handles.handle1.get(), NULL, 0, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE);
+  base::RunLoop run_loop;
+  run_loop.RunUntilIdle();
+  EXPECT_EQ(1, handler.success_count());
+  EXPECT_EQ(1, observer.will_signal_handler_count);
+  EXPECT_EQ(1, observer.did_signal_handler_count);
+  MessagePumpMojo::current()->RemoveObserver(&observer);
+
+  WriteMessageRaw(
+      handles.handle1.get(), NULL, 0, NULL, 0, MOJO_WRITE_MESSAGE_FLAG_NONE);
+  base::RunLoop run_loop2;
+  run_loop2.RunUntilIdle();
+  EXPECT_EQ(2, handler.success_count());
+  EXPECT_EQ(1, observer.will_signal_handler_count);
+  EXPECT_EQ(1, observer.did_signal_handler_count);
+}
+
+TEST(MessagePumpMojo, UnregisterAfterDeadline) {
+  base::MessageLoop message_loop(MessagePumpMojo::Create());
+  CountingMojoHandler handler;
+  MessagePipe handles;
+  MessagePumpMojo::current()->AddHandler(
+      &handler,
+      handles.handle0.get(),
+      MOJO_HANDLE_SIGNAL_READABLE,
+      base::TimeTicks::Now() - base::TimeDelta::FromSeconds(1));
+  for (int i = 0; i < 2; ++i) {
+    base::RunLoop run_loop;
+    run_loop.RunUntilIdle();
+  }
+  EXPECT_EQ(1, handler.error_count());
+}
+
+}  // namespace test
+}  // namespace common
+}  // namespace mojo