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| 1 // Copyright (c) 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "chrome/browser/media/router/discovery/discovery_network_monitor.h" |
| 6 |
| 7 #include <memory> |
| 8 |
| 9 #include "base/run_loop.h" |
| 10 #include "content/public/browser/browser_thread.h" |
| 11 #include "content/public/test/test_browser_thread_bundle.h" |
| 12 #include "testing/gmock/include/gmock/gmock.h" |
| 13 #include "testing/gtest/include/gtest/gtest.h" |
| 14 |
| 15 namespace { |
| 16 |
| 17 using content::BrowserThread; |
| 18 |
| 19 using testing::_; |
| 20 using testing::Invoke; |
| 21 |
| 22 class MockDiscoveryObserver : public DiscoveryNetworkMonitor::Observer { |
| 23 public: |
| 24 MOCK_METHOD1(OnNetworksChanged, void(const DiscoveryNetworkMonitor&)); |
| 25 }; |
| 26 |
| 27 } // namespace |
| 28 |
| 29 class DiscoveryNetworkMonitorTest : public testing::Test { |
| 30 protected: |
| 31 void SetUp() override { |
| 32 fake_network_info.clear(); |
| 33 discovery_network_monitor->SetNetworkInfoFunctionForTest( |
| 34 &FakeGetNetworkInfo); |
| 35 } |
| 36 |
| 37 void TearDown() override { delete discovery_network_monitor; } |
| 38 |
| 39 static std::vector<DiscoveryNetworkInfo> FakeGetNetworkInfo() { |
| 40 return fake_network_info; |
| 41 } |
| 42 |
| 43 content::TestBrowserThreadBundle test_browser_thread_bundle; |
| 44 MockDiscoveryObserver mock_observer; |
| 45 |
| 46 std::vector<DiscoveryNetworkInfo> fake_ethernet_info{ |
| 47 {{std::string("enp0s2"), std::string("ethernet1")}}}; |
| 48 std::vector<DiscoveryNetworkInfo> fake_wifi_info{ |
| 49 {DiscoveryNetworkInfo{std::string("wlp3s0"), std::string("wifi1")}, |
| 50 DiscoveryNetworkInfo{std::string("wlp3s1"), std::string("wifi2")}}}; |
| 51 |
| 52 std::unique_ptr<net::NetworkChangeNotifier> network_change_notifier = |
| 53 base::WrapUnique(net::NetworkChangeNotifier::CreateMock()); |
| 54 |
| 55 static std::vector<DiscoveryNetworkInfo> fake_network_info; |
| 56 // A raw pointer is used here with the delete in TearDown to avoid making the |
| 57 // destructor public. |
| 58 DiscoveryNetworkMonitor* discovery_network_monitor = |
| 59 new DiscoveryNetworkMonitor(); |
| 60 }; |
| 61 |
| 62 // static |
| 63 std::vector<DiscoveryNetworkInfo> |
| 64 DiscoveryNetworkMonitorTest::fake_network_info; |
| 65 |
| 66 TEST_F(DiscoveryNetworkMonitorTest, NetworkIdIsConsistent) { |
| 67 fake_network_info = fake_ethernet_info; |
| 68 std::string current_network_id; |
| 69 |
| 70 auto capture_network_id = |
| 71 [¤t_network_id](const DiscoveryNetworkMonitor& monitor) { |
| 72 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| 73 current_network_id = monitor.GetNetworkId(); |
| 74 }; |
| 75 discovery_network_monitor->AddObserver(&mock_observer); |
| 76 EXPECT_CALL(mock_observer, OnNetworksChanged(_)) |
| 77 .WillOnce(Invoke(capture_network_id)); |
| 78 |
| 79 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 80 net::NetworkChangeNotifier::CONNECTION_ETHERNET); |
| 81 base::RunLoop().RunUntilIdle(); |
| 82 |
| 83 std::string ethernet_network_id = current_network_id; |
| 84 |
| 85 fake_network_info.clear(); |
| 86 EXPECT_CALL(mock_observer, OnNetworksChanged(_)) |
| 87 .WillOnce(Invoke(capture_network_id)); |
| 88 |
| 89 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 90 net::NetworkChangeNotifier::CONNECTION_NONE); |
| 91 base::RunLoop().RunUntilIdle(); |
| 92 |
| 93 fake_network_info = fake_wifi_info; |
| 94 EXPECT_CALL(mock_observer, OnNetworksChanged(_)) |
| 95 .WillOnce(Invoke(capture_network_id)); |
| 96 |
| 97 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 98 net::NetworkChangeNotifier::CONNECTION_WIFI); |
| 99 base::RunLoop().RunUntilIdle(); |
| 100 |
| 101 std::string wifi_network_id = current_network_id; |
| 102 fake_network_info = fake_ethernet_info; |
| 103 EXPECT_CALL(mock_observer, OnNetworksChanged(_)) |
| 104 .WillOnce(Invoke(capture_network_id)); |
| 105 |
| 106 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 107 net::NetworkChangeNotifier::CONNECTION_ETHERNET); |
| 108 base::RunLoop().RunUntilIdle(); |
| 109 |
| 110 EXPECT_EQ(ethernet_network_id, current_network_id); |
| 111 EXPECT_NE(ethernet_network_id, wifi_network_id); |
| 112 |
| 113 discovery_network_monitor->RemoveObserver(&mock_observer); |
| 114 } |
| 115 |
| 116 TEST_F(DiscoveryNetworkMonitorTest, RemoveObserverStopsNotifications) { |
| 117 fake_network_info = fake_ethernet_info; |
| 118 |
| 119 discovery_network_monitor->AddObserver(&mock_observer); |
| 120 EXPECT_CALL(mock_observer, OnNetworksChanged(_)) |
| 121 .WillOnce(Invoke([](const DiscoveryNetworkMonitor& monitor) { |
| 122 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| 123 })); |
| 124 |
| 125 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 126 net::NetworkChangeNotifier::CONNECTION_ETHERNET); |
| 127 base::RunLoop().RunUntilIdle(); |
| 128 |
| 129 discovery_network_monitor->RemoveObserver(&mock_observer); |
| 130 fake_network_info.clear(); |
| 131 |
| 132 net::NetworkChangeNotifier::NotifyObserversOfNetworkChangeForTests( |
| 133 net::NetworkChangeNotifier::CONNECTION_NONE); |
| 134 base::RunLoop().RunUntilIdle(); |
| 135 } |
| 136 |
| 137 TEST_F(DiscoveryNetworkMonitorTest, RefreshIndependentOfChangeObserver) { |
| 138 fake_network_info = fake_ethernet_info; |
| 139 |
| 140 discovery_network_monitor->AddObserver(&mock_observer); |
| 141 auto force_refresh_callback = [](const DiscoveryNetworkMonitor* monitor) { |
| 142 EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdDisconnected), |
| 143 monitor->GetNetworkId()); |
| 144 EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdUnknown), |
| 145 monitor->GetNetworkId()); |
| 146 }; |
| 147 |
| 148 EXPECT_EQ(std::string(DiscoveryNetworkMonitor::kNetworkIdDisconnected), |
| 149 discovery_network_monitor->GetNetworkId()); |
| 150 discovery_network_monitor->Refresh(base::Bind( |
| 151 force_refresh_callback, base::Unretained(discovery_network_monitor))); |
| 152 base::RunLoop().RunUntilIdle(); |
| 153 } |
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