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network_change_notifier_chromeos_unittest.cc
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// Copyright (c) 2012 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/network/network_change_notifier_chromeos.h"
#include <string>
#include "base/basictypes.h"
#include "base/strings/string_split.h"
#include "chromeos/network/network_change_notifier_factory_chromeos.h"
#include "chromeos/network/network_state.h"
#include "net/base/network_change_notifier.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
namespace chromeos {
namespace {
const char kDnsServers1[] = "192.168.0.1,192.168.0.2";
const char kDnsServers2[] = "192.168.3.1,192.168.3.2";
const char kIpAddress1[] = "192.168.1.1";
const char kIpAddress2[] = "192.168.1.2";
const char kService1[] = "/service/1";
const char kService2[] = "/service/2";
const char kService3[] = "/service/3";
struct NotifierState {
net::NetworkChangeNotifier::ConnectionType type;
const char* service_path;
const char* ip_address;
const char* dns_servers;
};
struct DefaultNetworkState {
bool is_connected;
const char* type;
const char* technology;
const char* service_path;
const char* ip_address;
const char* dns_servers;
};
struct NotifierUpdateTestCase {
const char* test_description;
NotifierState initial_state;
DefaultNetworkState default_network_state;
NotifierState expected_state;
bool expected_type_changed;
bool expected_ip_changed;
bool expected_dns_changed;
};
} // namespace
using net::NetworkChangeNotifier;
TEST(NetworkChangeNotifierChromeosTest, ConnectionTypeFromShill) {
struct TypeMapping {
const char* shill_type;
const char* technology;
NetworkChangeNotifier::ConnectionType connection_type;
};
TypeMapping type_mappings[] = {
{ flimflam::kTypeEthernet, "", NetworkChangeNotifier::CONNECTION_ETHERNET },
{ flimflam::kTypeWifi, "", NetworkChangeNotifier::CONNECTION_WIFI },
{ flimflam::kTypeWimax, "", NetworkChangeNotifier::CONNECTION_4G },
{ "unknown type", "unknown technology",
NetworkChangeNotifier::CONNECTION_UNKNOWN },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnology1Xrtt,
NetworkChangeNotifier::CONNECTION_2G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyGprs,
NetworkChangeNotifier::CONNECTION_2G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyEdge,
NetworkChangeNotifier::CONNECTION_2G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyEvdo,
NetworkChangeNotifier::CONNECTION_3G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyGsm,
NetworkChangeNotifier::CONNECTION_3G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyUmts,
NetworkChangeNotifier::CONNECTION_3G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyHspa,
NetworkChangeNotifier::CONNECTION_3G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyHspaPlus,
NetworkChangeNotifier::CONNECTION_4G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyLte,
NetworkChangeNotifier::CONNECTION_4G },
{ flimflam::kTypeCellular, flimflam::kNetworkTechnologyLteAdvanced,
NetworkChangeNotifier::CONNECTION_4G },
{ flimflam::kTypeCellular, "unknown technology",
NetworkChangeNotifier::CONNECTION_2G }
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(type_mappings); ++i) {
NetworkChangeNotifier::ConnectionType type =
NetworkChangeNotifierChromeos::ConnectionTypeFromShill(
type_mappings[i].shill_type, type_mappings[i].technology);
EXPECT_EQ(type_mappings[i].connection_type, type);
}
}
class NetworkChangeNotifierChromeosUpdateTest : public testing::Test {
protected:
NetworkChangeNotifierChromeosUpdateTest() : default_network_("") {
}
virtual ~NetworkChangeNotifierChromeosUpdateTest() {}
void SetNotifierState(const NotifierState& notifier_state) {
notifier_.connection_type_ = notifier_state.type;
notifier_.service_path_ = notifier_state.service_path;
notifier_.ip_address_ = notifier_state.ip_address;
std::vector<std::string> dns_servers;
base::SplitString(notifier_state.dns_servers, ',', &dns_servers);
notifier_.dns_servers_ = dns_servers;
}
void VerifyNotifierState(const NotifierState& notifier_state) {
EXPECT_EQ(notifier_state.type, notifier_.connection_type_);
EXPECT_EQ(notifier_state.service_path, notifier_.service_path_);
EXPECT_EQ(notifier_state.ip_address, notifier_.ip_address_);
std::vector<std::string> dns_servers;
base::SplitString(notifier_state.dns_servers, ',', &dns_servers);
EXPECT_EQ(dns_servers, notifier_.dns_servers_);
}
// Sets the default network state used for notifier updates.
void SetDefaultNetworkState(
const DefaultNetworkState& default_network_state) {
if (default_network_state.is_connected)
default_network_.connection_state_ = flimflam::kStateOnline;
else
default_network_.connection_state_ = flimflam::kStateConfiguration;
default_network_.type_ = default_network_state.type;
default_network_.technology_ = default_network_state.technology;
default_network_.path_ = default_network_state.service_path;
default_network_.ip_address_ = default_network_state.ip_address;
std::vector<std::string> dns_servers;
base::SplitString(default_network_state.dns_servers, ',', &dns_servers);
default_network_.dns_servers_ = dns_servers;
}
// Process an default network update based on the state of |default_network_|.
void ProcessDefaultNetworkUpdate(bool* type_changed,
bool* ip_changed,
bool* dns_changed) {
notifier_.UpdateState(&default_network_, type_changed, ip_changed,
dns_changed);
}
private:
NetworkState default_network_;
NetworkChangeNotifierChromeos notifier_;
};
NotifierUpdateTestCase test_cases[] = {
{ "Online -> Offline",
{ NetworkChangeNotifier::CONNECTION_ETHERNET, kService1, kIpAddress1,
kDnsServers1 },
{ false, flimflam::kTypeEthernet, "", kService1, "", "" },
{ NetworkChangeNotifier::CONNECTION_NONE, "", "", "" },
true, true, true
},
{ "Offline -> Offline",
{ NetworkChangeNotifier::CONNECTION_NONE, "", "", "" },
{ false, flimflam::kTypeEthernet, "", kService1, kIpAddress1,
kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_NONE, "", "", "" },
false, false, false
},
{ "Offline -> Online",
{ NetworkChangeNotifier::CONNECTION_NONE, "", "", "" },
{ true, flimflam::kTypeEthernet, "", kService1, kIpAddress1, kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_ETHERNET, kService1, kIpAddress1,
kDnsServers1 },
true, true, true
},
{ "Online -> Online (new default service, different connection type)",
{ NetworkChangeNotifier::CONNECTION_ETHERNET, kService1, kIpAddress1,
kDnsServers1 },
{ true, flimflam::kTypeWifi, "", kService2, kIpAddress1, kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_WIFI, kService2, kIpAddress1,
kDnsServers1 },
true, true, true
},
{ "Online -> Online (new default service, same connection type)",
{ NetworkChangeNotifier::CONNECTION_WIFI, kService2, kIpAddress1,
kDnsServers1 },
{ true, flimflam::kTypeWifi, "", kService3, kIpAddress1, kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress1,
kDnsServers1 },
false, true, true
},
{ "Online -> Online (same default service, first IP address update)",
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, "", kDnsServers1 },
{ true, flimflam::kTypeWifi, "", kService3, kIpAddress2, kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress2,
kDnsServers1 },
false, false, false
},
{ "Online -> Online (same default service, new IP address, same DNS)",
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress1,
kDnsServers1 },
{ true, flimflam::kTypeWifi, "", kService3, kIpAddress2, kDnsServers1 },
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress2,
kDnsServers1 },
false, true, false
},
{ "Online -> Online (same default service, same IP address, new DNS)",
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress2,
kDnsServers1 },
{ true, flimflam::kTypeWifi, "", kService3, kIpAddress2, kDnsServers2 },
{ NetworkChangeNotifier::CONNECTION_WIFI, kService3, kIpAddress2,
kDnsServers2 },
false, false, true
}
};
TEST_F(NetworkChangeNotifierChromeosUpdateTest, UpdateDefaultNetwork) {
for (size_t i = 0; i < arraysize(test_cases); ++i) {
SCOPED_TRACE(test_cases[i].test_description);
SetNotifierState(test_cases[i].initial_state);
SetDefaultNetworkState(test_cases[i].default_network_state);
bool type_changed = false, ip_changed = false, dns_changed = false;
ProcessDefaultNetworkUpdate(&type_changed, &ip_changed, &dns_changed);
VerifyNotifierState(test_cases[i].expected_state);
EXPECT_TRUE(type_changed == test_cases[i].expected_type_changed);
EXPECT_TRUE(ip_changed == test_cases[i].expected_ip_changed);
EXPECT_TRUE(dns_changed == test_cases[i].expected_dns_changed);
}
}
} // namespace chromeos