log4j/src/ooxml/testcases/org/apache/poi/xssf/usermodel/charts/TestXSSFChartAxis.java

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.xssf.usermodel.charts;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.IOException;
import java.util.List;

import org.apache.poi.xddf.usermodel.chart.AxisPosition;
import org.apache.poi.xddf.usermodel.chart.AxisTickMark;
import org.apache.poi.xddf.usermodel.chart.XDDFChartAxis;
import org.apache.poi.xssf.XSSFTestDataSamples;
import org.apache.poi.xssf.usermodel.XSSFChart;
import org.apache.poi.xssf.usermodel.XSSFClientAnchor;
import org.apache.poi.xssf.usermodel.XSSFDrawing;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

public final class TestXSSFChartAxis {

	private static final double EPSILON = 1E-7;
	private XSSFWorkbook wb;
	private XDDFChartAxis axis;

	@BeforeEach
	void setup() {
		wb = new XSSFWorkbook();
		XSSFSheet sheet = wb.createSheet();
		XSSFDrawing drawing = sheet.createDrawingPatriarch();
		XSSFClientAnchor anchor = drawing.createAnchor(0, 0, 0, 0, 1, 1, 10, 30);
		XSSFChart chart = drawing.createChart(anchor);
		axis = chart.createValueAxis(AxisPosition.BOTTOM);
	}

	@AfterEach
	void teardown() throws IOException {
		wb.close();
		wb = null;
		axis = null;
	}

	@Test
	void testLogBaseIllegalArgument() {
		IllegalArgumentException iae = null;
		try {
			axis.setLogBase(0.0);
		} catch (IllegalArgumentException e) {
			iae = e;
		}
		assertNotNull(iae);

		iae = null;
		try {
			axis.setLogBase(30000.0);
		} catch (IllegalArgumentException e) {
			iae = e;
		}
		assertNotNull(iae);
	}

	@Test
	void testLogBaseLegalArgument() {
		axis.setLogBase(Math.E);
		assertTrue(Math.abs(axis.getLogBase() - Math.E) < EPSILON);
	}

	@Test
	void testNumberFormat() {
		final String numberFormat = "General";
		axis.setNumberFormat(numberFormat);
		assertEquals(numberFormat, axis.getNumberFormat());
	}

	@Test
	void testMaxAndMinAccessMethods() {
		final double newValue = 10.0;

		axis.setMinimum(newValue);
		assertTrue(Math.abs(axis.getMinimum() - newValue) < EPSILON);

		axis.setMaximum(newValue);
		assertTrue(Math.abs(axis.getMaximum() - newValue) < EPSILON);
	}

	@Test
	void testVisibleAccessMethods() {
		axis.setVisible(true);
		assertTrue(axis.isVisible());

		axis.setVisible(false);
		assertFalse(axis.isVisible());
	}

	@Test
	void testMajorTickMarkAccessMethods() {
		axis.setMajorTickMark(AxisTickMark.NONE);
		assertEquals(AxisTickMark.NONE, axis.getMajorTickMark());

		axis.setMajorTickMark(AxisTickMark.IN);
		assertEquals(AxisTickMark.IN, axis.getMajorTickMark());

		axis.setMajorTickMark(AxisTickMark.OUT);
		assertEquals(AxisTickMark.OUT, axis.getMajorTickMark());

		axis.setMajorTickMark(AxisTickMark.CROSS);
		assertEquals(AxisTickMark.CROSS, axis.getMajorTickMark());
	}

	@Test
	void testMinorTickMarkAccessMethods() {
		axis.setMinorTickMark(AxisTickMark.NONE);
		assertEquals(AxisTickMark.NONE, axis.getMinorTickMark());

		axis.setMinorTickMark(AxisTickMark.IN);
		assertEquals(AxisTickMark.IN, axis.getMinorTickMark());

		axis.setMinorTickMark(AxisTickMark.OUT);
		assertEquals(AxisTickMark.OUT, axis.getMinorTickMark());

		axis.setMinorTickMark(AxisTickMark.CROSS);
		assertEquals(AxisTickMark.CROSS, axis.getMinorTickMark());
	}

	@Test
	void testGetChartAxisBug57362() throws IOException {
	  //Load existing excel with some chart on it having primary and secondary axis.
	    try (final XSSFWorkbook workbook = XSSFTestDataSamples.openSampleWorkbook("57362.xlsx")) {
			final XSSFSheet sh = workbook.getSheetAt(0);
			final XSSFDrawing drawing = sh.createDrawingPatriarch();
			final XSSFChart chart = drawing.getCharts().get(0);

			final List<? extends XDDFChartAxis> axisList = chart.getAxes();

			assertEquals(4, axisList.size());
			assertNotNull(axisList.get(0));
			assertNotNull(axisList.get(1));
			assertNotNull(axisList.get(2));
			assertNotNull(axisList.get(3));
		}
	}
}