Remove the configuration of Tether-associated Wi-Fi networks once connectivity is lost.

chromeos/components/tether/network_configuration_remover_unittest.cc

+// Copyright 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 "chromeos/components/tether/network_configuration_remover.h"
+
+#include <memory>
+
+#include "base/memory/ptr_util.h"
+#include "base/test/scoped_task_environment.h"
+#include "chromeos/components/tether/fake_active_host.h"
+#include "chromeos/dbus/dbus_thread_manager.h"
+#include "chromeos/network/mock_managed_network_configuration_handler.h"
+#include "chromeos/network/network_state.h"
+#include "chromeos/network/network_state_test.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/cros_system_api/dbus/shill/dbus-constants.h"
+
+using testing::_;
+using testing::NiceMock;
+
+namespace chromeos {
+
+namespace tether {
+
+namespace {
+
+const char kWifiNetworkGuid[] = "wifiNetworkGuid";
+
+std::string CreateConnectedWifiConfigurationJsonString() {
+  std::stringstream ss;
+  ss << "{"
+     << "  \"GUID\": \"" << kWifiNetworkGuid << "\","
+     << "  \"Type\": \"" << shill::kTypeWifi << "\","
+     << "  \"State\": \"" << shill::kStateReady << "\""
+     << "}";
+  return ss.str();
+}
+
+}  // namespace
+
+class NetworkConfigurationRemoverTest : public NetworkStateTest {
+ protected:
+  NetworkConfigurationRemoverTest() : NetworkStateTest() {}
+  ~NetworkConfigurationRemoverTest() override {}
+
+  void SetUp() override {
+    DBusThreadManager::Initialize();
+    NetworkStateTest::SetUp();
+
+    wifi_service_path_ =
+        ConfigureService(CreateConnectedWifiConfigurationJsonString());
+
+    mock_managed_network_configuration_manager_ =
+        base::WrapUnique(new NiceMock<MockManagedNetworkConfigurationHandler>);
+
+    network_configuration_remover_ =
+        base::WrapUnique(new NetworkConfigurationRemover(
+            network_state_handler(),
+            mock_managed_network_configuration_manager_.get()));
+  }
+
+  void TearDown() override {
+    // Delete manager before the NetworkStateHandler.
+    network_configuration_remover_.reset();
+    ShutdownNetworkState();
+    NetworkStateTest::TearDown();
+    DBusThreadManager::Shutdown();
+  }
+
+  base::test::ScopedTaskEnvironment scoped_task_environment_;
+  std::string wifi_service_path_;
+
+  std::unique_ptr<MockManagedNetworkConfigurationHandler>
+      mock_managed_network_configuration_manager_;
+
+  std::unique_ptr<NetworkConfigurationRemover> network_configuration_remover_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(NetworkConfigurationRemoverTest);
+};
+
+TEST_F(NetworkConfigurationRemoverTest, TestRemoveNetworkConfiguration) {
+  EXPECT_CALL(*mock_managed_network_configuration_manager_,
+              RemoveConfiguration(wifi_service_path_, _, _))
+      .Times(1);
+
+  network_configuration_remover_->RemoveNetworkConfiguration(kWifiNetworkGuid);
+}
+
+}  // namespace tether
+
+}  // namespace chromeos