Method pasteFitCurveSourceSpreadsheet

tests/backend/core/AbstractAspectTest.cpp:226–255

! * check copy&paste (duplicate) of a XYFitCurve with the data source type "Spreadsheet", * the pointers to the data source columns must be properly restored after the duplication. */

 * the pointers to the data source columns must be properly restored after the duplication.
 */
void AbstractAspectTest::pasteFitCurveSourceSpreadsheet() {
	Project project;

	auto* spreadsheet = new Spreadsheet(QStringLiteral("Spreadsheet"));
	spreadsheet->setColumnCount(2);
	project.addChild(spreadsheet);

	auto* worksheet = new Worksheet(QStringLiteral("Worksheet"));
	project.addChild(worksheet);

	auto* plot = new CartesianPlot(QStringLiteral("plot"));
	worksheet->addChild(plot);

	auto* fitCurve = new XYFitCurve(QStringLiteral("fit"));
	fitCurve->setDataSourceType(XYAnalysisCurve::DataSourceType::Spreadsheet);
	fitCurve->setXDataColumn(spreadsheet->column(0));
	fitCurve->setYDataColumn(spreadsheet->column(1));
	plot->addChild(fitCurve);

	fitCurve->copy();
	plot->paste();

	// checks
	const auto& fitCurves = project.children<XYFitCurve>(AbstractAspect::ChildIndexFlag::Recursive);
	QCOMPARE(fitCurves.count(), 2);
	auto* fitCurveCopy = fitCurves.at(1);
	QCOMPARE(fitCurveCopy->dataSourceType(), XYAnalysisCurve::DataSourceType::Spreadsheet);
	QCOMPARE(fitCurveCopy->xDataColumn(), spreadsheet->column(0));
	QCOMPARE(fitCurveCopy->yDataColumn(), spreadsheet->column(1));
}

/*!
 * check copy&paste (duplicate) of a XYFitCurve with the data source type "Curve",