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// Copyright (c) 2010 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 "chrome/browser/geolocation/wifi_data_provider_common.h"
#include <vector>
#include "base/dynamic_annotations.h"
#include "base/scoped_ptr.h"
#include "base/string_util.h"
#include "testing/gtest/include/gtest/gtest.h"
class MockWlanApi : public WifiDataProviderCommon::WlanApiInterface {
public:
MockWlanApi() : calls_(0), bool_return_(true) {
ANNOTATE_BENIGN_RACE(&calls_, "This is a test-only data race on a counter");
}
virtual bool GetAccessPointData(WifiData::AccessPointDataSet* data) {
++calls_;
*data = data_out_;
return bool_return_;
}
int calls_;
bool bool_return_;
WifiData::AccessPointDataSet data_out_;
};
// Stops the specified (nested) message loop when the listener is called back.
class MessageLoopQuitListener
: public WifiDataProviderCommon::ListenerInterface {
public:
explicit MessageLoopQuitListener(MessageLoop* message_loop)
: message_loop_to_quit_(message_loop) {
CHECK(message_loop_to_quit_ != NULL);
}
// ListenerInterface
virtual void DeviceDataUpdateAvailable(
DeviceDataProvider<WifiData>* provider) {
// Provider should call back on client's thread.
EXPECT_EQ(MessageLoop::current(), message_loop_to_quit_);
provider_ = provider;
message_loop_to_quit_->Quit();
}
MessageLoop* message_loop_to_quit_;
DeviceDataProvider<WifiData>* provider_;
};
class WifiDataProviderCommonWithMock : public WifiDataProviderCommon {
public:
WifiDataProviderCommonWithMock()
: new_wlan_api_(new MockWlanApi) {}
// WifiDataProviderCommon
virtual WlanApiInterface* NewWlanApi() {
CHECK(new_wlan_api_ != NULL);
return new_wlan_api_.release();
}
virtual PollingPolicyInterface* NewPolicyPolicy() {
return new GenericPollingPolicy<1, 2, 3>;
}
scoped_ptr<MockWlanApi> new_wlan_api_;
DISALLOW_COPY_AND_ASSIGN(WifiDataProviderCommonWithMock);
};
WifiDataProviderImplBase* CreateWifiDataProviderCommonWithMock() {
return new WifiDataProviderCommonWithMock;
}
// Main test fixture
class GeolocationWifiDataProviderCommonTest : public testing::Test {
public:
virtual void SetUp() {
provider_ = new WifiDataProviderCommonWithMock;
wlan_api_ = provider_->new_wlan_api_.get();
}
virtual void TearDown() {
provider_->StopDataProvider();
provider_ = NULL;
}
protected:
MessageLoop main_message_loop_;
scoped_refptr<WifiDataProviderCommonWithMock> provider_;
MockWlanApi* wlan_api_;
};
TEST_F(GeolocationWifiDataProviderCommonTest, CreateDestroy) {
// Test fixture members were SetUp correctly.
EXPECT_EQ(&main_message_loop_, MessageLoop::current());
EXPECT_TRUE(NULL != provider_.get());
EXPECT_TRUE(NULL != wlan_api_);
}
TEST_F(GeolocationWifiDataProviderCommonTest, StartThread) {
EXPECT_TRUE(provider_->StartDataProvider());
provider_->StopDataProvider();
SUCCEED();
}
TEST_F(GeolocationWifiDataProviderCommonTest, DoAnEmptyScan) {
MessageLoopQuitListener quit_listener(&main_message_loop_);
provider_->AddListener(&quit_listener);
EXPECT_TRUE(provider_->StartDataProvider());
main_message_loop_.Run();
// Check we had at least one call. The worker thread may have raced ahead
// and made multiple calls.
EXPECT_GT(wlan_api_->calls_, 0);
WifiData data;
EXPECT_TRUE(provider_->GetData(&data));
EXPECT_EQ(0, static_cast<int>(data.access_point_data.size()));
provider_->RemoveListener(&quit_listener);
}
TEST_F(GeolocationWifiDataProviderCommonTest, DoScanWithResults) {
MessageLoopQuitListener quit_listener(&main_message_loop_);
provider_->AddListener(&quit_listener);
AccessPointData single_access_point;
single_access_point.age = 1;
single_access_point.channel = 2;
single_access_point.mac_address = 3;
single_access_point.radio_signal_strength = 4;
single_access_point.signal_to_noise = 5;
single_access_point.ssid = ASCIIToUTF16("foossid");
wlan_api_->data_out_.insert(single_access_point);
EXPECT_TRUE(provider_->StartDataProvider());
main_message_loop_.Run();
EXPECT_GT(wlan_api_->calls_, 0);
WifiData data;
EXPECT_TRUE(provider_->GetData(&data));
EXPECT_EQ(1, static_cast<int>(data.access_point_data.size()));
EXPECT_EQ(single_access_point.age, data.access_point_data.begin()->age);
EXPECT_EQ(single_access_point.ssid, data.access_point_data.begin()->ssid);
provider_->RemoveListener(&quit_listener);
}
TEST_F(GeolocationWifiDataProviderCommonTest,
StartThreadViaDeviceDataProvider) {
MessageLoopQuitListener quit_listener(&main_message_loop_);
WifiDataProvider::SetFactory(CreateWifiDataProviderCommonWithMock);
DeviceDataProvider<WifiData>::Register(&quit_listener);
main_message_loop_.Run();
DeviceDataProvider<WifiData>::Unregister(&quit_listener);
DeviceDataProvider<WifiData>::ResetFactory();
}
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