[DeviceService] Add service tests for VibrationManager.

services/device/vibration/vibration_manager_impl_unittest.cc

Index: services/device/vibration/vibration_manager_impl_unittest.cc
diff --git a/services/device/vibration/vibration_manager_impl_unittest.cc b/services/device/vibration/vibration_manager_impl_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..d54a771cff3cc1c14eb8cf26d38158c324b301d7
--- /dev/null
+++ b/services/device/vibration/vibration_manager_impl_unittest.cc
@@ -0,0 +1,81 @@
+// Copyright (c) 2017 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/run_loop.h"
+#include "device/vibration/vibration_manager.mojom.h"
+#include "services/device/device_service_test_base.h"
+#include "services/device/public/interfaces/constants.mojom.h"
+
+#if defined(OS_ANDROID)
+#include "base/android/jni_android.h"
+#include "jni/VibrationManagerImpl_jni.h"
+#else
+#include "device/vibration/vibration_manager_impl.h"
+#endif
+
+namespace device {
+
+namespace {
+
+class VibrationManagerImplTest : public DeviceServiceTestBase {
+ public:
+  VibrationManagerImplTest() = default;
+  ~VibrationManagerImplTest() override = default;
+
+ protected:
+  void SetUp() override {
+    DeviceServiceTestBase::SetUp();
+
+    connector()->BindInterface(mojom::kServiceName, &vibration_manager_);
+  }
+
+  void Vibrate(int64_t milliseconds) {
+    base::RunLoop run_loop;
+    vibration_manager_->Vibrate(milliseconds, run_loop.QuitClosure());
+    run_loop.Run();
+  }
+
+  void Cancel() {
+    base::RunLoop run_loop;
+    vibration_manager_->Cancel(run_loop.QuitClosure());
+    run_loop.Run();
+  }
+
+  int64_t GetVibrationMilliSeconds() {
+#if defined(OS_ANDROID)
+    return Java_VibrationManagerImpl_getVibrateMilliSecondsForTesting(
+        base::android::AttachCurrentThread());
+#else
+    return VibrationManagerImpl::milli_seconds_for_testing_;
+#endif
+  }
+
+  bool GetVibrationCancelled() {
+#if defined(OS_ANDROID)
+    return Java_VibrationManagerImpl_getVibrateCancelledForTesting(
+        base::android::AttachCurrentThread());
+#else
+    return VibrationManagerImpl::cancelled_for_testing_;
+#endif
+  }
+
+ private:
+  mojom::VibrationManagerPtr vibration_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(VibrationManagerImplTest);
+};
+
+TEST_F(VibrationManagerImplTest, VibrateThenCancel) {
+  EXPECT_NE(10000, GetVibrationMilliSeconds());
+  Vibrate(10000);
+  EXPECT_EQ(10000, GetVibrationMilliSeconds());
+
+  EXPECT_FALSE(GetVibrationCancelled());
+  Cancel();
+  EXPECT_TRUE(GetVibrationCancelled());
+}
+
+}  // namespace
+
+}  // namespace device