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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/browser_thread_impl.h"
#include "content/browser/geolocation/gps_location_provider_linux.h"
#include "content/browser/geolocation/libgps_wrapper_linux.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "base/bind.h"
using content::BrowserThread;
using content::BrowserThreadImpl;
namespace {
class MockLibGps : public LibGps {
public:
MockLibGps();
~MockLibGps();
virtual bool GetPositionIfFixed(content::Geoposition* position) {
CHECK(position);
++get_position_calls_;
*position = get_position_;
return get_position_ret_;
}
static int gps_open_stub(const char*, const char*, struct gps_data_t*) {
CHECK(g_instance_);
g_instance_->gps_open_calls_++;
return g_instance_->gps_open_ret_;
}
static int gps_close_stub(struct gps_data_t*) {
return 0;
}
static int gps_read_stub(struct gps_data_t*) {
CHECK(g_instance_);
g_instance_->gps_read_calls_++;
return g_instance_->gps_read_ret_;
}
int get_position_calls_;
bool get_position_ret_;
int gps_open_calls_;
int gps_open_ret_;
int gps_read_calls_;
int gps_read_ret_;
content::Geoposition get_position_;
static MockLibGps* g_instance_;
};
class LocaionProviderListenerLoopQuitter
: public LocationProviderBase::ListenerInterface {
// LocationProviderBase::ListenerInterface
virtual void LocationUpdateAvailable(LocationProviderBase* provider) {
MessageLoop::current()->Quit();
}
};
class GeolocationGpsProviderLinuxTests : public testing::Test {
public:
GeolocationGpsProviderLinuxTests();
~GeolocationGpsProviderLinuxTests();
static LibGps* NewMockLibGps() {
return new MockLibGps();
}
static LibGps* NoLibGpsFactory() {
return NULL;
}
protected:
MessageLoop message_loop_;
BrowserThreadImpl ui_thread_;
LocaionProviderListenerLoopQuitter location_listener_;
scoped_ptr<GpsLocationProviderLinux> provider_;
};
void CheckValidPosition(const content::Geoposition& expected,
const content::Geoposition& actual) {
EXPECT_TRUE(actual.Validate());
EXPECT_DOUBLE_EQ(expected.latitude, actual.latitude);
EXPECT_DOUBLE_EQ(expected.longitude, actual.longitude);
EXPECT_DOUBLE_EQ(expected.accuracy, actual.accuracy);
}
MockLibGps* MockLibGps::g_instance_ = NULL;
MockLibGps::MockLibGps()
: LibGps(NULL, gps_open_stub, gps_close_stub, gps_read_stub),
get_position_calls_(0),
get_position_ret_(true),
gps_open_calls_(0),
gps_open_ret_(0),
gps_read_calls_(0),
gps_read_ret_(0) {
get_position_.error_code =
content::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE;
EXPECT_FALSE(g_instance_);
g_instance_ = this;
}
MockLibGps::~MockLibGps() {
EXPECT_EQ(this, g_instance_);
g_instance_ = NULL;
}
GeolocationGpsProviderLinuxTests::GeolocationGpsProviderLinuxTests()
: ui_thread_(BrowserThread::IO, &message_loop_),
provider_(new GpsLocationProviderLinux(NewMockLibGps)) {
provider_->RegisterListener(&location_listener_);
}
GeolocationGpsProviderLinuxTests::~GeolocationGpsProviderLinuxTests() {
provider_->UnregisterListener(&location_listener_);
}
TEST_F(GeolocationGpsProviderLinuxTests, NoLibGpsInstalled) {
provider_.reset(new GpsLocationProviderLinux(NoLibGpsFactory));
ASSERT_TRUE(provider_.get());
const bool ok = provider_->StartProvider(true);
EXPECT_FALSE(ok);
content::Geoposition position;
provider_->GetPosition(&position);
EXPECT_FALSE(position.Validate());
EXPECT_EQ(content::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE,
position.error_code);
}
#if defined(OS_CHROMEOS)
TEST_F(GeolocationGpsProviderLinuxTests, GetPosition) {
ASSERT_TRUE(provider_.get());
const bool ok = provider_->StartProvider(true);
EXPECT_TRUE(ok);
ASSERT_TRUE(MockLibGps::g_instance_);
EXPECT_EQ(0, MockLibGps::g_instance_->get_position_calls_);
EXPECT_EQ(0, MockLibGps::g_instance_->gps_open_calls_);
EXPECT_EQ(0, MockLibGps::g_instance_->gps_read_calls_);
content::Geoposition position;
provider_->GetPosition(&position);
EXPECT_FALSE(position.Validate());
EXPECT_EQ(content::Geoposition::ERROR_CODE_POSITION_UNAVAILABLE,
position.error_code);
MockLibGps::g_instance_->get_position_.error_code =
content::Geoposition::ERROR_CODE_NONE;
MockLibGps::g_instance_->get_position_.latitude = 4.5;
MockLibGps::g_instance_->get_position_.longitude = -34.1;
MockLibGps::g_instance_->get_position_.accuracy = 345;
MockLibGps::g_instance_->get_position_.timestamp =
base::Time::FromDoubleT(200);
EXPECT_TRUE(MockLibGps::g_instance_->get_position_.Validate());
MessageLoop::current()->Run();
EXPECT_EQ(1, MockLibGps::g_instance_->get_position_calls_);
EXPECT_EQ(1, MockLibGps::g_instance_->gps_open_calls_);
EXPECT_EQ(1, MockLibGps::g_instance_->gps_read_calls_);
provider_->GetPosition(&position);
CheckValidPosition(MockLibGps::g_instance_->get_position_, position);
// Movement. This will block for up to half a second.
MockLibGps::g_instance_->get_position_.latitude += 0.01;
MessageLoop::current()->Run();
provider_->GetPosition(&position);
EXPECT_EQ(2, MockLibGps::g_instance_->get_position_calls_);
EXPECT_EQ(1, MockLibGps::g_instance_->gps_open_calls_);
EXPECT_EQ(2, MockLibGps::g_instance_->gps_read_calls_);
CheckValidPosition(MockLibGps::g_instance_->get_position_, position);
}
void EnableGpsOpenCallback() {
CHECK(MockLibGps::g_instance_);
MockLibGps::g_instance_->gps_open_ret_ = 0;
}
TEST_F(GeolocationGpsProviderLinuxTests, LibGpsReconnect) {
// Setup gpsd reconnect interval to be 1000ms to speed up test.
provider_->SetGpsdReconnectIntervalMillis(1000);
provider_->SetPollPeriodMovingMillis(200);
const bool ok = provider_->StartProvider(true);
EXPECT_TRUE(ok);
ASSERT_TRUE(MockLibGps::g_instance_);
// Let gps_open() fails, and so will LibGps::Start().
// Reconnect will happen in 1000ms.
MockLibGps::g_instance_->gps_open_ret_ = 1;
content::Geoposition position;
MockLibGps::g_instance_->get_position_.error_code =
content::Geoposition::ERROR_CODE_NONE;
MockLibGps::g_instance_->get_position_.latitude = 4.5;
MockLibGps::g_instance_->get_position_.longitude = -34.1;
MockLibGps::g_instance_->get_position_.accuracy = 345;
MockLibGps::g_instance_->get_position_.timestamp =
base::Time::FromDoubleT(200);
EXPECT_TRUE(MockLibGps::g_instance_->get_position_.Validate());
// This task makes gps_open() and LibGps::Start() to succeed after
// 1500ms.
MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&EnableGpsOpenCallback),
base::TimeDelta::FromMilliseconds(1500));
MessageLoop::current()->Run();
provider_->GetPosition(&position);
EXPECT_TRUE(position.Validate());
// 3 gps_open() calls are expected (2 failures and 1 success)
EXPECT_EQ(1, MockLibGps::g_instance_->get_position_calls_);
EXPECT_EQ(3, MockLibGps::g_instance_->gps_open_calls_);
EXPECT_EQ(1, MockLibGps::g_instance_->gps_read_calls_);
}
#endif // #if defined(OS_CHROMEOS)
} // namespace
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