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SmartCarWebController_test.cpp
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SmartCarWebController_test.cpp
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#include "MockCarWithGyroscope.hpp"
#include "MockEsp32WebServer.hpp"
#include "SmartCarWebController.h"
#include "gtest/gtest.h"
using namespace testing;
namespace
{
const auto kSuccess = 200;
const auto kError = 404;
const std::vector kDummyName{'a', 'b', 'c', '\0'};
const std::vector kSpeed{'s', 'p', 'e', 'e', 'd', '\0'};
const std::vector kAngle{'a', 'n', 'g', 'l', 'e', '\0'};
} // namespace
struct SmartCarWebControllerTest : public Test
{
MockCarWithGyroscope mCar;
MockEsp32WebServer mWebServer;
SmartCarWebController mSmartCarWebController{mCar, mWebServer};
};
struct DriveEndpointTest : public Test
{
void SetUp() override
{
EXPECT_CALL(mWebServer, on(_, _)).WillOnce(SaveArg<1>(&mCallback));
ON_CALL(mWebServer, argName(_)).WillByDefault(Return(kDummyName));
mSmartCarWebController.registerDriveEndpoint();
}
MockCarWithGyroscope mCar;
MockEsp32WebServer mWebServer;
SmartCarWebController mSmartCarWebController{mCar, mWebServer};
std::function<void()> mCallback;
};
TEST_F(SmartCarWebControllerTest,
registerDriveEndpoint_WhenCalled_WillRegisterEndpoint)
{
EXPECT_CALL(mWebServer, on(StrEq("/drive"), _));
mSmartCarWebController.registerDriveEndpoint();
}
TEST_F(SmartCarWebControllerTest,
registerGyroscopeEndpoint_WhenCalled_WillRegisterEndpoint)
{
EXPECT_CALL(mWebServer, on(StrEq("/gyro"), _));
mSmartCarWebController.registerGyroscopeEndpoint();
}
TEST_F(SmartCarWebControllerTest, gyroscopeEndpoint_WhenCalled_WillSendHeading)
{
std::function<void()> callback;
EXPECT_CALL(mWebServer, on(_, _)).WillOnce(SaveArg<1>(&callback));
mSmartCarWebController.registerGyroscopeEndpoint();
const auto heading = 334;
EXPECT_CALL(mCar, getHeading()).WillOnce(Return(heading));
EXPECT_CALL(mWebServer,
send(kSuccess, _, StrEq(std::to_string(heading).c_str())));
callback();
}
TEST_F(SmartCarWebControllerTest,
registerErrorHandler_WhenCalled_WillRegisterErrorHandler)
{
EXPECT_CALL(mWebServer, onNotFound(_));
mSmartCarWebController.registerErrorHandler();
}
TEST_F(SmartCarWebControllerTest, errorEndpoint_WhenCalled_WillSendError)
{
std::function<void()> callback;
EXPECT_CALL(mWebServer, onNotFound(_)).WillOnce(SaveArg<0>(&callback));
mSmartCarWebController.registerErrorHandler();
EXPECT_CALL(mWebServer, send(kError, _, _));
callback();
}
TEST_F(SmartCarWebControllerTest, beginServer_WhenCalled_WillBeginServer)
{
EXPECT_CALL(mWebServer, begin());
mSmartCarWebController.beginServer();
}
TEST_F(SmartCarWebControllerTest, update_WhenCalled_WillUpdateServerAndCar)
{
EXPECT_CALL(mWebServer, handleClient());
EXPECT_CALL(mCar, update());
mSmartCarWebController.update();
}
TEST_F(DriveEndpointTest, callback_WhenCalled_WillSendSuccess)
{
EXPECT_CALL(mWebServer, send(kSuccess, _, _));
mCallback();
}
TEST_F(DriveEndpointTest, callback_WhenNoArguments_WillNotFetchArguments)
{
EXPECT_CALL(mWebServer, args()).WillOnce(Return(0));
EXPECT_CALL(mWebServer, argName(_)).Times(0);
mCallback();
}
TEST_F(DriveEndpointTest, callback_WhenArguments_WillGetAllArguments)
{
const auto numberOfArguments = 8438;
EXPECT_CALL(mWebServer, args()).WillOnce(Return(numberOfArguments));
EXPECT_CALL(mWebServer, argName(_)).Times(numberOfArguments);
mCallback();
}
TEST_F(DriveEndpointTest, callback_WhenSpeedAsArgument_WillSetSpeed)
{
const auto speed = 512;
EXPECT_CALL(mWebServer, args()).WillOnce(Return(1));
EXPECT_CALL(mWebServer, argName(_)).WillOnce(Return(kSpeed));
EXPECT_CALL(mWebServer, argToInt(_)).WillOnce(Return(speed));
EXPECT_CALL(mCar, setSpeed(static_cast<float>(speed)));
mCallback();
}
TEST_F(DriveEndpointTest, callback_WhenAngleAsArgument_WillSetAngle)
{
const auto angle = 843;
EXPECT_CALL(mWebServer, args()).WillOnce(Return(1));
EXPECT_CALL(mWebServer, argName(_)).WillOnce(Return(kAngle));
EXPECT_CALL(mWebServer, argToInt(_)).WillOnce(Return(angle));
EXPECT_CALL(mCar, setAngle(angle));
mCallback();
}
TEST_F(DriveEndpointTest,
callback_WhenSpeedAndAngleAsArgument_WillSetSpeedAndAngle)
{
const auto angle = -843;
const auto speed = -512;
EXPECT_CALL(mWebServer, args()).WillOnce(Return(2));
EXPECT_CALL(mWebServer, argName(_))
.WillOnce(Return(kAngle))
.WillOnce(Return(kSpeed));
EXPECT_CALL(mWebServer, argToInt(_))
.WillOnce(Return(angle))
.WillOnce(Return(speed));
EXPECT_CALL(mCar, setAngle(angle));
EXPECT_CALL(mCar, setSpeed(static_cast<float>(speed)));
mCallback();
}