Method numeric

tests/backend/Axis/AxisTest3.cpp:303–358

}

void AxisTest3::numeric() {
	QLocale::setDefault(QLocale::C); // use . as decimal separator
	Project project;
	auto* ws = new Worksheet(QStringLiteral("worksheet"));
	QVERIFY(ws != nullptr);
	project.addChild(ws);

	Spreadsheet* spreadsheetData = new Spreadsheet(QStringLiteral("data"), false);
	spreadsheetData->setColumnCount(2);
	spreadsheetData->setRowCount(3);
	project.addChild(spreadsheetData);

	auto* xCol = spreadsheetData->column(0);
	xCol->setColumnMode(AbstractColumn::ColumnMode::Double);
	xCol->replaceValues(-1, QVector<double>({1., 2., 5.}));

	auto* yCol = spreadsheetData->column(1);
	yCol->replaceValues(-1, QVector<double>({2., 3., 4.}));

	QCOMPARE(spreadsheetData->rowCount(), 3);
	QCOMPARE(spreadsheetData->columnCount(), 2);

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

	auto* curve = new XYCurve(QStringLiteral("xy-curve"));
	curve->setXColumn(xCol);
	curve->setYColumn(yCol);
	p->addChild(curve);

	auto axes = p->children<Axis>();
	QCOMPARE(axes.count(), 2);
	QCOMPARE(axes.at(0)->name(), QStringLiteral("x"));
	QCOMPARE(axes.at(1)->name(), QStringLiteral("y"));

	auto* xAxis = static_cast<Axis*>(axes.at(0));
	xAxis->setMajorTicksNumber(3, false);
	QCOMPARE(xAxis->range().start(), 1.);
	QCOMPARE(xAxis->range().end(), 5.);
	QCOMPARE(xAxis->majorTicksType(), Axis::TicksType::TotalNumber);
	QCOMPARE(xAxis->majorTicksNumber(), 3);
	QCOMPARE(xAxis->labelsTextType(), Axis::LabelsTextType::PositionValues);

	{
		const auto v = xAxis->tickLabelStrings();
		QStringList expectedStrings{
			QStringLiteral("1"),
			QStringLiteral("3"),
			QStringLiteral("5"),
		};
		COMPARE_STRING_VECTORS(xAxis->tickLabelStrings(), expectedStrings);
	}
}

void AxisTest3::numericSpacing() {