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// Copyright (c) 2014 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 "net/base/network_change_notifier.h"
#include "net/base/network_interfaces.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
// Note: This test is subject to the host's OS and network connection. This test
// is not future-proof. New standards will come about necessitating the need to
// alter the ranges of these tests.
TEST(NetworkChangeNotifierTest, NetMaxBandwidthRange) {
NetworkChangeNotifier::ConnectionType connection_type =
NetworkChangeNotifier::CONNECTION_NONE;
double max_bandwidth = 0.0;
NetworkChangeNotifier::GetMaxBandwidthAndConnectionType(&max_bandwidth,
&connection_type);
// Always accept infinity as it's the default value if the bandwidth is
// unknown.
if (max_bandwidth == std::numeric_limits<double>::infinity()) {
EXPECT_NE(NetworkChangeNotifier::CONNECTION_NONE, connection_type);
return;
}
switch (connection_type) {
case NetworkChangeNotifier::CONNECTION_UNKNOWN:
EXPECT_EQ(std::numeric_limits<double>::infinity(), max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_ETHERNET:
EXPECT_GE(10.0, max_bandwidth);
EXPECT_LE(10000.0, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_WIFI:
EXPECT_GE(1.0, max_bandwidth);
EXPECT_LE(7000.0, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_2G:
EXPECT_GE(0.01, max_bandwidth);
EXPECT_LE(0.384, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_3G:
EXPECT_GE(2.0, max_bandwidth);
EXPECT_LE(42.0, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_4G:
EXPECT_GE(100.0, max_bandwidth);
EXPECT_LE(100.0, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_NONE:
EXPECT_EQ(0.0, max_bandwidth);
break;
case NetworkChangeNotifier::CONNECTION_BLUETOOTH:
EXPECT_GE(1.0, max_bandwidth);
EXPECT_LE(24.0, max_bandwidth);
break;
}
}
TEST(NetworkChangeNotifierTest, ConnectionTypeFromInterfaceList) {
NetworkInterfaceList list;
// Test empty list.
EXPECT_EQ(NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list),
NetworkChangeNotifier::CONNECTION_NONE);
for (int i = NetworkChangeNotifier::CONNECTION_UNKNOWN;
i <= NetworkChangeNotifier::CONNECTION_LAST; i++) {
// Check individual types.
NetworkInterface interface;
interface.type = static_cast<NetworkChangeNotifier::ConnectionType>(i);
list.clear();
list.push_back(interface);
EXPECT_EQ(NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list), i);
// Check two types.
for (int j = NetworkChangeNotifier::CONNECTION_UNKNOWN;
j <= NetworkChangeNotifier::CONNECTION_LAST; j++) {
list.clear();
interface.type = static_cast<NetworkChangeNotifier::ConnectionType>(i);
list.push_back(interface);
interface.type = static_cast<NetworkChangeNotifier::ConnectionType>(j);
list.push_back(interface);
EXPECT_EQ(NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list),
i == j ? i : NetworkChangeNotifier::CONNECTION_UNKNOWN);
}
}
}
TEST(NetworkChangeNotifierTest, IgnoreTeredoOnWindows) {
NetworkInterfaceList list;
NetworkInterface interface_teredo;
interface_teredo.type = NetworkChangeNotifier::CONNECTION_ETHERNET;
interface_teredo.friendly_name = "Teredo Tunneling Pseudo-Interface";
list.push_back(interface_teredo);
#if defined(OS_WIN)
EXPECT_EQ(NetworkChangeNotifier::CONNECTION_NONE,
NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list));
#else
EXPECT_EQ(NetworkChangeNotifier::CONNECTION_ETHERNET,
NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list));
#endif
}
TEST(NetworkChangeNotifierTest, IgnoreVMInterfaces) {
NetworkInterfaceList list;
NetworkInterface interface_vmnet_linux;
interface_vmnet_linux.type = NetworkChangeNotifier::CONNECTION_ETHERNET;
interface_vmnet_linux.name = "vmnet1";
interface_vmnet_linux.friendly_name = "vmnet1";
list.push_back(interface_vmnet_linux);
NetworkInterface interface_vmnet_win;
interface_vmnet_win.type = NetworkChangeNotifier::CONNECTION_ETHERNET;
interface_vmnet_win.name = "virtualdevice";
interface_vmnet_win.friendly_name = "VMware Network Adapter VMnet1";
list.push_back(interface_vmnet_win);
EXPECT_EQ(NetworkChangeNotifier::CONNECTION_NONE,
NetworkChangeNotifier::ConnectionTypeFromInterfaceList(list));
}
} // namespace net
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