Revert of Build a basic Mojo service framework for device/usb

device/usb/device_manager_impl_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.
-
-#include <set>
-#include <string>
-#include <vector>
-
-#include "base/barrier_closure.h"
-#include "base/bind.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop.h"
-#include "base/run_loop.h"
-#include "device/core/device_client.h"
-#include "device/usb/device_impl.h"
-#include "device/usb/device_manager_impl.h"
-#include "device/usb/mock_usb_device.h"
-#include "device/usb/mock_usb_service.h"
-#include "device/usb/public/cpp/device_manager_delegate.h"
-#include "device/usb/public/cpp/device_manager_factory.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
-
-namespace device {
-namespace usb {
-
-namespace {
-
-bool DefaultDelegateFilter(const DeviceInfo& device_info) {
-  return true;
-}
-
-class TestDeviceManagerDelegate : public DeviceManagerDelegate {
- public:
-  using Filter = base::Callback<bool(const DeviceInfo&)>;
-
-  TestDeviceManagerDelegate(const Filter& filter) : filter_(filter) {}
-  ~TestDeviceManagerDelegate() override {}
-
-  void set_filter(const Filter& filter) { filter_ = filter; }
-
- private:
-  // DeviceManagerDelegate implementation:
-  bool IsDeviceAllowed(const DeviceInfo& device_info) override {
-    return filter_.Run(device_info);
-  }
-
-  Filter filter_;
-};
-
-class TestDeviceClient : public DeviceClient {
- public:
-  TestDeviceClient() : delegate_filter_(base::Bind(&DefaultDelegateFilter)) {}
-  ~TestDeviceClient() override {}
-
-  MockUsbService& mock_usb_service() { return mock_usb_service_; }
-
-  void SetDelegateFilter(const TestDeviceManagerDelegate::Filter& filter) {
-    delegate_filter_ = filter;
-  }
-
- private:
-  // DeviceClient implementation:
-  UsbService* GetUsbService() override { return &mock_usb_service_; }
-
-  void ConnectToUSBDeviceManager(
-      mojo::InterfaceRequest<DeviceManager> request) override {
-    new DeviceManagerImpl(request.Pass(),
-                          scoped_ptr<DeviceManagerDelegate>(
-                              new TestDeviceManagerDelegate(delegate_filter_)));
-  }
-
-  TestDeviceManagerDelegate::Filter delegate_filter_;
-  MockUsbService mock_usb_service_;
-};
-
-class DeviceManagerImplTest : public testing::Test {
- public:
-  DeviceManagerImplTest()
-      : message_loop_(new base::MessageLoop),
-        device_client_(new TestDeviceClient) {}
-  ~DeviceManagerImplTest() override {}
-
- protected:
-  MockUsbService& mock_usb_service() {
-    return device_client_->mock_usb_service();
-  }
-
-  void SetDelegateFilter(const TestDeviceManagerDelegate::Filter& filter) {
-    device_client_->SetDelegateFilter(filter);
-  }
-
- private:
-  scoped_ptr<base::MessageLoop> message_loop_;
-  scoped_ptr<TestDeviceClient> device_client_;
-};
-
-void VerifyDevicesAndThen(const std::set<std::string>& expected_serials,
-                          scoped_ptr<std::set<std::string>> actual_serials,
-                          const base::Closure& continuation) {
-  EXPECT_EQ(expected_serials, *actual_serials);
-  continuation.Run();
-}
-
-void OnGetDeviceInfo(std::set<std::string>* actual_serials,
-                     const base::Closure& barrier,
-                     DevicePtr device,
-                     DeviceInfoPtr info) {
-  actual_serials->insert(info->serial_number.To<std::string>());
-  barrier.Run();
-}
-
-void ExpectDevicesAndThen(const std::set<std::string>& serials,
-                          const base::Closure& continuation,
-                          mojo::Array<EnumerationResultPtr> results) {
-  EXPECT_EQ(serials.size(), results.size());
-  scoped_ptr<std::set<std::string>> actual_serials(new std::set<std::string>);
-  std::set<std::string>* actual_serials_raw = actual_serials.get();
-  base::Closure barrier = base::BarrierClosure(
-      static_cast<int>(results.size()),
-      base::Bind(&VerifyDevicesAndThen, serials, base::Passed(&actual_serials),
-                 continuation));
-  for (size_t i = 0; i < results.size(); ++i) {
-    DevicePtr device = results[i]->device.Pass();
-    Device* raw_device = device.get();
-    raw_device->GetDeviceInfo(base::Bind(&OnGetDeviceInfo, actual_serials_raw,
-                                         barrier, base::Passed(&device)));
-  }
-}
-
-}  // namespace
-
-// Test basic GetDevices functionality to ensure that all mock devices are
-// returned by the service.
-TEST_F(DeviceManagerImplTest, GetDevices) {
-  scoped_refptr<MockUsbDevice> device0 =
-      new MockUsbDevice(0x1234, 0x5678, "ACME", "Frobinator", "ABCDEF");
-  scoped_refptr<MockUsbDevice> device1 =
-      new MockUsbDevice(0x1234, 0x5679, "ACME", "Frobinator+", "GHIJKL");
-  scoped_refptr<MockUsbDevice> device2 =
-      new MockUsbDevice(0x1234, 0x567a, "ACME", "Frobinator Mk II", "MNOPQR");
-
-  mock_usb_service().AddDevice(device0);
-  mock_usb_service().AddDevice(device1);
-  mock_usb_service().AddDevice(device2);
-
-  DeviceManagerPtr device_manager;
-  DeviceClient::Get()->ConnectToUSBDeviceManager(
-      mojo::GetProxy(&device_manager));
-
-  EnumerationOptionsPtr options = EnumerationOptions::New();
-  options->filters = mojo::Array<DeviceFilterPtr>::New(1);
-  options->filters[0] = DeviceFilter::New();
-  options->filters[0]->has_vendor_id = true;
-  options->filters[0]->vendor_id = 0x1234;
-
-  std::set<std::string> serials;
-  serials.insert("ABCDEF");
-  serials.insert("GHIJKL");
-  serials.insert("MNOPQR");
-
-  EXPECT_CALL(*device0.get(), GetConfiguration());
-  EXPECT_CALL(*device1.get(), GetConfiguration());
-  EXPECT_CALL(*device2.get(), GetConfiguration());
-
-  base::RunLoop run_loop;
-  device_manager->GetDevices(
-      options.Pass(),
-      base::Bind(&ExpectDevicesAndThen, serials, run_loop.QuitClosure()));
-  run_loop.Run();
-}
-
-}  // namespace usb
-}  // namespace device