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Add unit test of variable deletion in VariableController
Add unit test of variable deletion in VariableController

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TestVariableController.cpp
72 lines | 2.0 KiB | text/x-c | CppLexer
/ core / tests / Variable / TestVariableController.cpp
#include <QObject>
#include <QtTest>
#include <Data/IDataProvider.h>
#include <Time/TimeController.h>
#include <Variable/Variable.h>
#include <Variable/VariableController.h>
#include <memory>
namespace {
/// Provider used for the tests
class TestProvider : public IDataProvider {
void requestDataLoading(QUuid acqIdentifier, const DataProviderParameters &parameters) override
{
// Does nothing
}
void requestDataAborting(QUuid acqIdentifier) override
{
// Does nothing
}
};
/// Generates a time controller for the tests
std::unique_ptr<TimeController> defaultTimeController()
{
auto timeController = std::make_unique<TimeController>();
QDateTime start{QDate{2017, 01, 01}, QTime{0, 0, 0, 0}};
QDateTime end{QDate{2017, 01, 02}, QTime{0, 0, 0, 0}};
timeController->onTimeToUpdate(
SqpRange{DateUtils::secondsSinceEpoch(start), DateUtils::secondsSinceEpoch(end)});
return timeController;
}
} // namespace
class TestVariableController : public QObject {
Q_OBJECT
private slots:
/// Test removes variable from controller
void testDeleteVariable();
};
void TestVariableController::testDeleteVariable()
{
// Creates variable controller
auto timeController = defaultTimeController();
VariableController variableController{};
variableController.setTimeController(timeController.get());
// Creates a variable from the controller
auto variable
= variableController.createVariable("variable", {}, std::make_shared<TestProvider>());
qDebug() << QString::number(variable.use_count());
// Removes the variable from the controller
variableController.deleteVariable(variable);
// Verifies that the variable has been deleted: this implies that the number of shared_ptr
// objects referring to the variable is 1 (the reference of this scope). Otherwise, the deletion
// is considered invalid since the variable is still referenced in the controller
QVERIFY(variable.use_count() == 1);
}
QTEST_MAIN(TestVariableController)
#include "TestVariableController.moc"