src/ooxml/testcases/org/apache/poi/xslf/usermodel/TestXSLFGroupShape.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
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package org.apache.poi.xslf.usermodel;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.awt.Dimension;
import java.awt.geom.Rectangle2D;

import org.apache.poi.xslf.XSLFTestDataSamples;
import org.junit.jupiter.api.Test;

class TestXSLFGroupShape {

    @Test
    void testCreateShapes() throws Exception {
        try (XMLSlideShow ppt = new XMLSlideShow()) {
            XSLFSlide slide = ppt.createSlide();

            ppt.setPageSize(new Dimension(792, 612));

            XSLFGroupShape group = slide.createGroup();
            assertEquals(1, slide.getShapes().size());

            Rectangle2D interior = new Rectangle2D.Double(-10, -10, 20, 20);
            group.setInteriorAnchor(interior);
            assertEquals(interior, group.getInteriorAnchor());

            Rectangle2D anchor = new Rectangle2D.Double(0, 0, 792, 612);
            group.setAnchor(anchor);
            assertEquals(anchor, group.getAnchor());

            assertTrue(group.getShapes().isEmpty());

            XSLFTextBox shape1 = group.createTextBox();
            assertEquals(1, group.getShapes().size());
            assertSame(shape1, group.getShapes().get(0));
            assertEquals(3, shape1.getShapeId());

            XSLFAutoShape shape2 = group.createAutoShape();
            assertEquals(2, group.getShapes().size());
            assertSame(shape1, group.getShapes().get(0));
            assertSame(shape2, group.getShapes().get(1));
            assertEquals(4, shape2.getShapeId());

            XSLFConnectorShape shape3 = group.createConnector();
            assertEquals(3, group.getShapes().size());
            assertSame(shape3, group.getShapes().get(2));
            assertEquals(5, shape3.getShapeId());

            XSLFGroupShape shape4 = group.createGroup();
            assertEquals(4, group.getShapes().size());
            assertSame(shape4, group.getShapes().get(3));
            assertEquals(6, shape4.getShapeId());

            group.removeShape(shape2);
            assertEquals(3, group.getShapes().size());
            assertSame(shape1, group.getShapes().get(0));
            assertSame(shape3, group.getShapes().get(1));
            assertSame(shape4, group.getShapes().get(2));

            group.removeShape(shape3);
            assertEquals(2, group.getShapes().size());
            assertSame(shape1, group.getShapes().get(0));
            assertSame(shape4, group.getShapes().get(1));

            group.removeShape(shape1);
            group.removeShape(shape4);
            assertTrue(group.getShapes().isEmpty());
        }
    }

    @Test
    void testRemoveShapes() throws Exception {
        try (XMLSlideShow ppt = new XMLSlideShow()) {
            XSLFSlide slide = ppt.createSlide();

            XSLFGroupShape group1 = slide.createGroup();
            group1.createTextBox();
            XSLFGroupShape group2 = slide.createGroup();
            group2.createTextBox();
            XSLFGroupShape group3 = slide.createGroup();
            slide.removeShape(group1);
            slide.removeShape(group2);
            slide.removeShape(group3);

            try (XMLSlideShow ppt2 = XSLFTestDataSamples.writeOutAndReadBack(ppt)) {
                assertEquals(0, ppt2.getSlides().get(0).getShapes().size());
            }
        }
    }
}