TestEscherGraphics.java
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package org.apache.poi.hssf.usermodel;
import static org.apache.poi.hssf.HSSFTestDataSamples.writeOutAndReadBack;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.io.IOException;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
/**
* Tests the capabilities of the EscherGraphics class.
*
* All tests have two escher groups available to them,
* one anchored at 0,0,1022,255 and another anchored
* at 20,30,500,200
*/
final class TestEscherGraphics {
private HSSFWorkbook workbook;
private HSSFPatriarch patriarch;
private HSSFShapeGroup escherGroupA;
private EscherGraphics graphics;
@BeforeEach
void setUp() {
workbook = new HSSFWorkbook();
HSSFSheet sheet = workbook.createSheet("test");
patriarch = sheet.createDrawingPatriarch();
escherGroupA = patriarch.createGroup(new HSSFClientAnchor(0,0,1022,255,(short)0,0,(short) 0,0));
patriarch.createGroup(new HSSFClientAnchor(20,30,500,200,(short)0,0,(short) 0,0));
graphics = new EscherGraphics(escherGroupA, workbook, Color.black, 1.0f);
}
@AfterEach
void closeResources() throws IOException {
workbook.close();
}
@Test
void testGetFont() {
Font f = graphics.getFont();
if (! f.toString().contains("dialog") && ! f.toString().contains("Dialog")) {
assertEquals("java.awt.Font[family=Arial,name=Arial,style=plain,size=10]", f.toString());
}
}
@Test
void testGetFontMetrics() {
Font f = graphics.getFont();
if (f.toString().contains("dialog") || f.toString().contains("Dialog")) {
return;
}
FontMetrics fontMetrics = graphics.getFontMetrics(graphics.getFont());
assertEquals(7, fontMetrics.charWidth('X'));
assertEquals("java.awt.Font[family=Arial,name=Arial,style=plain,size=10]", fontMetrics.getFont().toString());
}
@Test
void testSetFont() {
Font f = new Font("Helvetica", Font.PLAIN, 12);
graphics.setFont(f);
assertEquals(f, graphics.getFont());
}
@Test
void testSetColor() {
graphics.setColor(Color.red);
assertEquals(Color.red, graphics.getColor());
}
@Test
void testFillRect() {
graphics.fillRect( 10, 10, 20, 20 );
HSSFSimpleShape s = (HSSFSimpleShape) escherGroupA.getChildren().get(0);
assertEquals(HSSFSimpleShape.OBJECT_TYPE_RECTANGLE, s.getShapeType());
assertEquals(10, s.getAnchor().getDx1());
assertEquals(10, s.getAnchor().getDy1());
assertEquals(30, s.getAnchor().getDy2());
assertEquals(30, s.getAnchor().getDx2());
}
@Test
void testDrawString() {
graphics.drawString("This is a test", 10, 10);
HSSFTextbox t = (HSSFTextbox) escherGroupA.getChildren().get(0);
assertEquals("This is a test", t.getString().getString());
}
@Test
void testGetDataBackAgain() {
HSSFSheet s;
HSSFShapeGroup s1;
HSSFShapeGroup s2;
patriarch.setCoordinates(10, 20, 30, 40);
workbook = writeOutAndReadBack(workbook);
s = workbook.getSheetAt(0);
patriarch = s.getDrawingPatriarch();
assertNotNull(patriarch);
assertEquals(10, patriarch.getX1());
assertEquals(20, patriarch.getY1());
assertEquals(30, patriarch.getX2());
assertEquals(40, patriarch.getY2());
// Check the two groups too
assertEquals(2, patriarch.countOfAllChildren());
assertTrue(patriarch.getChildren().get(0) instanceof HSSFShapeGroup);
assertTrue(patriarch.getChildren().get(1) instanceof HSSFShapeGroup);
s1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
s2 = (HSSFShapeGroup)patriarch.getChildren().get(1);
assertEquals(0, s1.getX1());
assertEquals(0, s1.getY1());
assertEquals(1023, s1.getX2());
assertEquals(255, s1.getY2());
assertEquals(0, s2.getX1());
assertEquals(0, s2.getY1());
assertEquals(1023, s2.getX2());
assertEquals(255, s2.getY2());
assertEquals(0, s1.getAnchor().getDx1());
assertEquals(0, s1.getAnchor().getDy1());
assertEquals(1022, s1.getAnchor().getDx2());
assertEquals(255, s1.getAnchor().getDy2());
assertEquals(20, s2.getAnchor().getDx1());
assertEquals(30, s2.getAnchor().getDy1());
assertEquals(500, s2.getAnchor().getDx2());
assertEquals(200, s2.getAnchor().getDy2());
// Write and re-load once more, to check that's ok
workbook = writeOutAndReadBack(workbook);
s = workbook.getSheetAt(0);
patriarch = s.getDrawingPatriarch();
assertNotNull(patriarch);
assertEquals(10, patriarch.getX1());
assertEquals(20, patriarch.getY1());
assertEquals(30, patriarch.getX2());
assertEquals(40, patriarch.getY2());
// Check the two groups too
assertEquals(2, patriarch.countOfAllChildren());
assertTrue(patriarch.getChildren().get(0) instanceof HSSFShapeGroup);
assertTrue(patriarch.getChildren().get(1) instanceof HSSFShapeGroup);
s1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
s2 = (HSSFShapeGroup)patriarch.getChildren().get(1);
assertEquals(0, s1.getX1());
assertEquals(0, s1.getY1());
assertEquals(1023, s1.getX2());
assertEquals(255, s1.getY2());
assertEquals(0, s2.getX1());
assertEquals(0, s2.getY1());
assertEquals(1023, s2.getX2());
assertEquals(255, s2.getY2());
assertEquals(0, s1.getAnchor().getDx1());
assertEquals(0, s1.getAnchor().getDy1());
assertEquals(1022, s1.getAnchor().getDx2());
assertEquals(255, s1.getAnchor().getDy2());
assertEquals(20, s2.getAnchor().getDx1());
assertEquals(30, s2.getAnchor().getDy1());
assertEquals(500, s2.getAnchor().getDx2());
assertEquals(200, s2.getAnchor().getDy2());
// Change the positions of the first groups,
// but not of their anchors
s1.setCoordinates(2, 3, 1021, 242);
workbook = writeOutAndReadBack(workbook);
s = workbook.getSheetAt(0);
patriarch = s.getDrawingPatriarch();
assertNotNull(patriarch);
assertEquals(10, patriarch.getX1());
assertEquals(20, patriarch.getY1());
assertEquals(30, patriarch.getX2());
assertEquals(40, patriarch.getY2());
// Check the two groups too
assertEquals(2, patriarch.countOfAllChildren());
assertEquals(2, patriarch.getChildren().size());
assertTrue(patriarch.getChildren().get(0) instanceof HSSFShapeGroup);
assertTrue(patriarch.getChildren().get(1) instanceof HSSFShapeGroup);
s1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
s2 = (HSSFShapeGroup)patriarch.getChildren().get(1);
assertEquals(2, s1.getX1());
assertEquals(3, s1.getY1());
assertEquals(1021, s1.getX2());
assertEquals(242, s1.getY2());
assertEquals(0, s2.getX1());
assertEquals(0, s2.getY1());
assertEquals(1023, s2.getX2());
assertEquals(255, s2.getY2());
assertEquals(0, s1.getAnchor().getDx1());
assertEquals(0, s1.getAnchor().getDy1());
assertEquals(1022, s1.getAnchor().getDx2());
assertEquals(255, s1.getAnchor().getDy2());
assertEquals(20, s2.getAnchor().getDx1());
assertEquals(30, s2.getAnchor().getDy1());
assertEquals(500, s2.getAnchor().getDx2());
assertEquals(200, s2.getAnchor().getDy2());
// Now add some text to one group, and some more
// to the base, and check we can get it back again
HSSFTextbox tbox1 =
patriarch.createTextbox(new HSSFClientAnchor(1,2,3,4, (short)0,0,(short)0,0));
tbox1.setString(new HSSFRichTextString("I am text box 1"));
HSSFTextbox tbox2 =
s2.createTextbox(new HSSFChildAnchor(41,42,43,44));
tbox2.setString(new HSSFRichTextString("This is text box 2"));
assertEquals(3, patriarch.getChildren().size());
workbook = writeOutAndReadBack(workbook);
s = workbook.getSheetAt(0);
patriarch = s.getDrawingPatriarch();
assertNotNull(patriarch);
assertEquals(10, patriarch.getX1());
assertEquals(20, patriarch.getY1());
assertEquals(30, patriarch.getX2());
assertEquals(40, patriarch.getY2());
// Check the two groups and the text
// Result of patriarch.countOfAllChildren() makes no sense:
// Returns 4 for 2 empty groups + 1 TextBox.
//assertEquals(3, patriarch.countOfAllChildren());
assertEquals(3, patriarch.getChildren().size());
// Should be two groups and a text
assertTrue(patriarch.getChildren().get(0) instanceof HSSFShapeGroup);
assertTrue(patriarch.getChildren().get(1) instanceof HSSFShapeGroup);
assertTrue(patriarch.getChildren().get(2) instanceof HSSFTextbox);
s1 = (HSSFShapeGroup)patriarch.getChildren().get(0);
tbox1 = (HSSFTextbox)patriarch.getChildren().get(2);
s2 = (HSSFShapeGroup)patriarch.getChildren().get(1);
assertEquals(2, s1.getX1());
assertEquals(3, s1.getY1());
assertEquals(1021, s1.getX2());
assertEquals(242, s1.getY2());
assertEquals(0, s2.getX1());
assertEquals(0, s2.getY1());
assertEquals(1023, s2.getX2());
assertEquals(255, s2.getY2());
assertEquals(0, s1.getAnchor().getDx1());
assertEquals(0, s1.getAnchor().getDy1());
assertEquals(1022, s1.getAnchor().getDx2());
assertEquals(255, s1.getAnchor().getDy2());
assertEquals(20, s2.getAnchor().getDx1());
assertEquals(30, s2.getAnchor().getDy1());
assertEquals(500, s2.getAnchor().getDx2());
assertEquals(200, s2.getAnchor().getDy2());
// Not working just yet
assertEquals("I am text box 1", tbox1.getString().getString());
}
}