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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 "content/browser/geolocation/wifi_data_provider_linux.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "dbus/message.h"
#include "dbus/mock_bus.h"
#include "dbus/mock_object_proxy.h"
#include "dbus/object_path.h"
#include "dbus/object_proxy.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::_;
using ::testing::Invoke;
using ::testing::Return;
using ::testing::Unused;
namespace content {
class GeolocationWifiDataProviderLinuxTest : public testing::Test {
virtual void SetUp() {
// Create a mock bus.
dbus::Bus::Options options;
options.bus_type = dbus::Bus::SYSTEM;
mock_bus_ = new dbus::MockBus(options);
// Create a mock proxy that behaves as NetworkManager.
mock_network_manager_proxy_ =
new dbus::MockObjectProxy(
mock_bus_.get(),
"org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager"));
// Set an expectation so mock_network_manager_proxy_'s
// CallMethodAndBlock() will use CreateNetworkManagerProxyResponse()
// to return responses.
EXPECT_CALL(*mock_network_manager_proxy_.get(),
MockCallMethodAndBlock(_, _))
.WillRepeatedly(Invoke(this,
&GeolocationWifiDataProviderLinuxTest::
CreateNetworkManagerProxyResponse));
// Create a mock proxy that behaves as NetworkManager/Devices/0.
mock_device_proxy_ =
new dbus::MockObjectProxy(
mock_bus_.get(),
"org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0"));
EXPECT_CALL(*mock_device_proxy_.get(), MockCallMethodAndBlock(_, _))
.WillRepeatedly(Invoke(
this,
&GeolocationWifiDataProviderLinuxTest::CreateDeviceProxyResponse));
// Create a mock proxy that behaves as NetworkManager/AccessPoint/0.
mock_access_point_proxy_ =
new dbus::MockObjectProxy(
mock_bus_.get(),
"org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0"));
EXPECT_CALL(*mock_access_point_proxy_.get(), MockCallMethodAndBlock(_, _))
.WillRepeatedly(Invoke(this,
&GeolocationWifiDataProviderLinuxTest::
CreateAccessPointProxyResponse));
// Set an expectation so mock_bus_'s GetObjectProxy() for the given
// service name and the object path will return
// mock_network_manager_proxy_.
EXPECT_CALL(
*mock_bus_.get(),
GetObjectProxy("org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager")))
.WillOnce(Return(mock_network_manager_proxy_.get()));
// Likewise, set an expectation for mock_device_proxy_.
EXPECT_CALL(
*mock_bus_.get(),
GetObjectProxy(
"org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0")))
.WillOnce(Return(mock_device_proxy_.get()))
.WillOnce(Return(mock_device_proxy_.get()));
// Likewise, set an expectation for mock_access_point_proxy_.
EXPECT_CALL(
*mock_bus_.get(),
GetObjectProxy(
"org.freedesktop.NetworkManager",
dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0")))
.WillOnce(Return(mock_access_point_proxy_.get()));
// ShutdownAndBlock() should be called.
EXPECT_CALL(*mock_bus_.get(), ShutdownAndBlock()).WillOnce(Return());
// Create the wlan API with the mock bus object injected.
wifi_provider_linux_ = new WifiDataProviderLinux;
wlan_api_.reset(
wifi_provider_linux_->NewWlanApiForTesting(mock_bus_.get()));
ASSERT_TRUE(wlan_api_.get());
}
protected:
// DeviceDataProviderImplBase, a super class of WifiDataProviderLinux,
// requires a message loop to be present. message_loop_ is defined here,
// as it should outlive wifi_provider_linux_.
base::MessageLoop message_loop_;
scoped_refptr<dbus::MockBus> mock_bus_;
scoped_refptr<dbus::MockObjectProxy> mock_network_manager_proxy_;
scoped_refptr<dbus::MockObjectProxy> mock_access_point_proxy_;
scoped_refptr<dbus::MockObjectProxy> mock_device_proxy_;
scoped_refptr<WifiDataProviderLinux> wifi_provider_linux_;
scoped_ptr<WifiDataProviderCommon::WlanApiInterface> wlan_api_;
private:
// Creates a response for |mock_network_manager_proxy_|.
dbus::Response* CreateNetworkManagerProxyResponse(
dbus::MethodCall* method_call,
Unused) {
if (method_call->GetInterface() == "org.freedesktop.NetworkManager" &&
method_call->GetMember() == "GetDevices") {
// The list of devices is asked. Return the object path.
std::vector<dbus::ObjectPath> object_paths;
object_paths.push_back(
dbus::ObjectPath("/org/freedesktop/NetworkManager/Devices/0"));
scoped_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
dbus::MessageWriter writer(response.get());
writer.AppendArrayOfObjectPaths(object_paths);
return response.release();
}
LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
return NULL;
}
// Creates a response for |mock_device_proxy_|.
dbus::Response* CreateDeviceProxyResponse(dbus::MethodCall* method_call,
Unused) {
if (method_call->GetInterface() == DBUS_INTERFACE_PROPERTIES &&
method_call->GetMember() == "Get") {
dbus::MessageReader reader(method_call);
std::string interface_name;
std::string property_name;
if (reader.PopString(&interface_name) &&
reader.PopString(&property_name)) {
// The device type is asked. Respond that the device type is wifi.
scoped_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
dbus::MessageWriter writer(response.get());
// This matches NM_DEVICE_TYPE_WIFI in wifi_data_provider_linux.cc.
const int kDeviceTypeWifi = 2;
writer.AppendVariantOfUint32(kDeviceTypeWifi);
return response.release();
}
} else if (method_call->GetInterface() ==
"org.freedesktop.NetworkManager.Device.Wireless" &&
method_call->GetMember() == "GetAccessPoints") {
// The list of access points is asked. Return the object path.
scoped_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
dbus::MessageWriter writer(response.get());
std::vector<dbus::ObjectPath> object_paths;
object_paths.push_back(
dbus::ObjectPath("/org/freedesktop/NetworkManager/AccessPoint/0"));
writer.AppendArrayOfObjectPaths(object_paths);
return response.release();
}
LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
return NULL;
}
// Creates a response for |mock_access_point_proxy_|.
dbus::Response* CreateAccessPointProxyResponse(dbus::MethodCall* method_call,
Unused) {
if (method_call->GetInterface() == DBUS_INTERFACE_PROPERTIES &&
method_call->GetMember() == "Get") {
dbus::MessageReader reader(method_call);
std::string interface_name;
std::string property_name;
if (reader.PopString(&interface_name) &&
reader.PopString(&property_name)) {
scoped_ptr<dbus::Response> response = dbus::Response::CreateEmpty();
dbus::MessageWriter writer(response.get());
if (property_name == "Ssid") {
const uint8 kSsid[] = {0x74, 0x65, 0x73, 0x74}; // "test"
dbus::MessageWriter variant_writer(response.get());
writer.OpenVariant("ay", &variant_writer);
variant_writer.AppendArrayOfBytes(kSsid, arraysize(kSsid));
writer.CloseContainer(&variant_writer);
} else if (property_name == "HwAddress") {
// This will be converted to "00-11-22-33-44-55".
const std::string kMacAddress = "00:11:22:33:44:55";
writer.AppendVariantOfString(kMacAddress);
} else if (property_name == "Strength") {
// This will be converted to -50.
const uint8 kStrength = 100;
writer.AppendVariantOfByte(kStrength);
} else if (property_name == "Frequency") {
// This will be converted to channel 4.
const uint32 kFrequency = 2427;
writer.AppendVariantOfUint32(kFrequency);
}
return response.release();
}
}
LOG(ERROR) << "Unexpected method call: " << method_call->ToString();
return NULL;
}
};
TEST_F(GeolocationWifiDataProviderLinuxTest, GetAccessPointData) {
WifiData::AccessPointDataSet access_point_data_set;
ASSERT_TRUE(wlan_api_->GetAccessPointData(&access_point_data_set));
ASSERT_EQ(1U, access_point_data_set.size());
AccessPointData access_point_data = *access_point_data_set.begin();
// Check the contents of the access point data.
// The expected values come from CreateAccessPointProxyResponse() above.
EXPECT_EQ("test", UTF16ToUTF8(access_point_data.ssid));
EXPECT_EQ("00-11-22-33-44-55", UTF16ToUTF8(access_point_data.mac_address));
EXPECT_EQ(-50, access_point_data.radio_signal_strength);
EXPECT_EQ(4, access_point_data.channel);
}
} // namespace content
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