Method removeCurves

tests/backend/XYCurve/XYFunctionCurveTest.cpp:108–166

}

void XYFunctionCurveTest::removeCurves() {
	Project project;
	auto* ws = new Worksheet(QStringLiteral("Worksheet"));
	QVERIFY(ws != nullptr);
	project.addChild(ws);

	auto* p = new CartesianPlot(QStringLiteral("plot"));
	p->setType(CartesianPlot::Type::TwoAxes); // Otherwise no axis are created
	QVERIFY(p != nullptr);
	ws->addChild(p);

	// Generate data and
	Spreadsheet* sheet = new Spreadsheet(QStringLiteral("Spreadsheet"), false);
	project.addChild(sheet);
	sheet->setColumnCount(2);
	sheet->setRowCount(11);
	sheet->column(0)->setColumnMode(AbstractColumn::ColumnMode::Double);
	sheet->column(1)->setColumnMode(AbstractColumn::ColumnMode::Double);

	for (int i = 0; i < sheet->rowCount(); i++) {
		sheet->column(0)->setValueAt(i, i);
		sheet->column(1)->setValueAt(i, 2 * i + 1);
	}

	auto* curve = new XYCurve(QStringLiteral("curve1"));
	p->addChild(curve);
	curve->setCoordinateSystemIndex(0);
	curve->setXColumn(sheet->column(0));
	curve->setYColumn(sheet->column(1));

	p->addChild(new XYFunctionCurve(QLatin1String("eq2")));
	auto functionCurves = p->children(AspectType::XYFunctionCurve);
	QCOMPARE(functionCurves.count(), 1);
	auto* functionCurve = static_cast<XYFunctionCurve*>(functionCurves.at(0));

	auto dock = XYFunctionCurveDock(nullptr);
	dock.setupGeneral();
	dock.setCurves({functionCurve});

	functionCurve->setFunction(QStringLiteral("2*x"), {QStringLiteral("x")}, {curve});

	{
		const auto* xColumn = functionCurve->xColumn();
		const auto* yColumn = functionCurve->yColumn();
		QCOMPARE(xColumn->rowCount(), 11);
		QCOMPARE(yColumn->rowCount(), 11);
		for (int i = 0; i < xColumn->rowCount(); i++) {
			VALUES_EQUAL(xColumn->valueAt(i), (double)i);
			VALUES_EQUAL(yColumn->valueAt(i), 2 * (2 * i + 1.));
		}
	}

	curve->remove();

	QCOMPARE(functionCurve->xColumn()->rowCount(), 0);
	QCOMPARE(functionCurve->functionData().count(), 1);
	QCOMPARE(functionCurve->functionData().at(0).curve(), nullptr);
	QCOMPARE(functionCurve->functionData().at(0).curvePath(), i18n("Project") + QStringLiteral("/Worksheet/plot/curve1"));