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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/media/router/discovery/discovery_network_monitor.h"
#include <functional>
#include <memory>
#include "base/functional/bind.h"
#include "base/memory/ptr_util.h"
#include "base/task/thread_pool/thread_pool_instance.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media_router {
namespace {
using testing::_;
using testing::Invoke;
class MockDiscoveryObserver : public DiscoveryNetworkMonitor::Observer {
public:
MOCK_METHOD1(OnNetworksChanged, void(const std::string&));
};
} // namespace
class DiscoveryNetworkMonitorTest : public testing::Test {
protected:
void SetUp() override {
fake_network_info.clear();
discovery_network_monitor =
DiscoveryNetworkMonitor::CreateInstanceForTest(&FakeGetNetworkInfo);
task_environment.RunUntilIdle();
}
static std::vector<DiscoveryNetworkInfo> FakeGetNetworkInfo() {
return fake_network_info;
}
void ChangeConnectionType(network::mojom::ConnectionType connection_type) {
discovery_network_monitor->OnConnectionChanged(connection_type);
}
content::BrowserTaskEnvironment task_environment;
MockDiscoveryObserver mock_observer;
std::vector<DiscoveryNetworkInfo> fake_ethernet_info{
{{std::string("enp0s2"), std::string("ethernet1")}}};
std::vector<DiscoveryNetworkInfo> fake_wifi_info{
{DiscoveryNetworkInfo{std::string("wlp3s0"), std::string("wifi1")},
DiscoveryNetworkInfo{std::string("wlp3s1"), std::string("wifi2")}}};
static std::vector<DiscoveryNetworkInfo> fake_network_info;
std::unique_ptr<DiscoveryNetworkMonitor> discovery_network_monitor;
};
// static
std::vector<DiscoveryNetworkInfo>
DiscoveryNetworkMonitorTest::fake_network_info;
TEST_F(DiscoveryNetworkMonitorTest, NetworkIdIsConsistent) {
fake_network_info = fake_ethernet_info;
std::string current_network_id;
auto capture_network_id =
[¤t_network_id](const std::string& network_id) {
current_network_id = network_id;
};
discovery_network_monitor->AddObserver(&mock_observer);
EXPECT_CALL(mock_observer, OnNetworksChanged(_))
.WillOnce(Invoke(capture_network_id));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_ETHERNET);
task_environment.RunUntilIdle();
std::string ethernet_network_id = current_network_id;
fake_network_info.clear();
EXPECT_CALL(mock_observer, OnNetworksChanged(_))
.WillOnce(Invoke(capture_network_id));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_NONE);
task_environment.RunUntilIdle();
fake_network_info = fake_wifi_info;
EXPECT_CALL(mock_observer, OnNetworksChanged(_))
.WillOnce(Invoke(capture_network_id));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_WIFI);
task_environment.RunUntilIdle();
std::string wifi_network_id = current_network_id;
fake_network_info = fake_ethernet_info;
EXPECT_CALL(mock_observer, OnNetworksChanged(_))
.WillOnce(Invoke(capture_network_id));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_ETHERNET);
task_environment.RunUntilIdle();
EXPECT_EQ(ethernet_network_id, current_network_id);
EXPECT_NE(ethernet_network_id, wifi_network_id);
discovery_network_monitor->RemoveObserver(&mock_observer);
}
TEST_F(DiscoveryNetworkMonitorTest, RemoveObserverStopsNotifications) {
fake_network_info = fake_ethernet_info;
discovery_network_monitor->AddObserver(&mock_observer);
EXPECT_CALL(mock_observer, OnNetworksChanged(_));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_ETHERNET);
task_environment.RunUntilIdle();
discovery_network_monitor->RemoveObserver(&mock_observer);
fake_network_info.clear();
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_NONE);
task_environment.RunUntilIdle();
}
TEST_F(DiscoveryNetworkMonitorTest, RefreshIndependentOfChangeObserver) {
fake_network_info = fake_ethernet_info;
discovery_network_monitor->AddObserver(&mock_observer);
EXPECT_CALL(mock_observer, OnNetworksChanged(_)).Times(testing::AtMost(1));
auto force_refresh_callback = [](const std::string& network_id) {
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdDisconnected),
network_id);
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdUnknown),
network_id);
};
discovery_network_monitor->Refresh(base::BindOnce(force_refresh_callback));
task_environment.RunUntilIdle();
}
TEST_F(DiscoveryNetworkMonitorTest, GetNetworkIdWithoutRefresh) {
task_environment.RunUntilIdle();
fake_network_info = fake_ethernet_info;
auto check_network_id = [](const std::string& network_id) {
EXPECT_EQ(DiscoveryNetworkMonitor::kNetworkIdDisconnected, network_id);
};
discovery_network_monitor->GetNetworkId(base::BindOnce(check_network_id));
task_environment.RunUntilIdle();
}
TEST_F(DiscoveryNetworkMonitorTest, GetNetworkIdWithRefresh) {
fake_network_info = fake_ethernet_info;
std::string current_network_id;
auto capture_network_id = [](std::string* network_id_result,
const std::string& network_id) {
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdDisconnected),
network_id);
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdUnknown),
network_id);
*network_id_result = network_id;
};
discovery_network_monitor->Refresh(
base::BindOnce(capture_network_id, ¤t_network_id));
task_environment.RunUntilIdle();
auto check_network_id = [](const std::string& refresh_network_id,
const std::string& network_id) {
EXPECT_EQ(refresh_network_id, network_id);
};
discovery_network_monitor->GetNetworkId(
base::BindOnce(check_network_id, std::cref(current_network_id)));
task_environment.RunUntilIdle();
}
TEST_F(DiscoveryNetworkMonitorTest, GetNetworkIdWithObserver) {
fake_network_info = fake_ethernet_info;
discovery_network_monitor->AddObserver(&mock_observer);
EXPECT_CALL(mock_observer, OnNetworksChanged(_));
ChangeConnectionType(network::mojom::ConnectionType::CONNECTION_ETHERNET);
task_environment.RunUntilIdle();
std::string current_network_id;
auto check_network_id = [](const std::string& network_id) {
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdDisconnected),
network_id);
EXPECT_NE(std::string(DiscoveryNetworkMonitor::kNetworkIdUnknown),
network_id);
};
discovery_network_monitor->GetNetworkId(base::BindOnce(check_network_id));
task_environment.RunUntilIdle();
}
} // namespace media_router
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