TestHSSFTextbox.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.hssf.usermodel;

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

import java.io.IOException;

import org.junit.jupiter.api.Test;

/**
 * Test <code>HSSFTextbox</code>.
 */
final class TestHSSFTextbox {

    /**
     * Test that accessors to horizontal and vertical alignment work properly
     */
    @Test
    void testAlignment() throws IOException {
        try (HSSFWorkbook wb = new HSSFWorkbook()) {
            HSSFSheet sh1 = wb.createSheet();
            HSSFPatriarch patriarch = sh1.createDrawingPatriarch();

            HSSFTextbox textbox = patriarch.createTextbox(new HSSFClientAnchor(0, 0, 0, 0, (short) 1, 1, (short) 6, 4));
            HSSFRichTextString str = new HSSFRichTextString("Hello, World");
            textbox.setString(str);
            textbox.setHorizontalAlignment(HSSFTextbox.HORIZONTAL_ALIGNMENT_CENTERED);
            textbox.setVerticalAlignment(HSSFTextbox.VERTICAL_ALIGNMENT_CENTER);

            assertEquals(HSSFTextbox.HORIZONTAL_ALIGNMENT_CENTERED, textbox.getHorizontalAlignment());
            assertEquals(HSSFTextbox.VERTICAL_ALIGNMENT_CENTER, textbox.getVerticalAlignment());
        }
    }

    /**
     * Excel requires at least one format run in HSSFTextbox.
     * When inserting text make sure that if font is not set we must set the default one.
     */
    @Test
    void testSetDeafultTextFormat() throws IOException {
        try (HSSFWorkbook wb = new HSSFWorkbook()) {
            HSSFSheet sheet = wb.createSheet();
            HSSFPatriarch patriarch = sheet.createDrawingPatriarch();

            HSSFTextbox textbox1 = patriarch.createTextbox(new HSSFClientAnchor(0, 0, 0, 0, (short) 1, 1, (short) 3, 3));
            HSSFRichTextString rt1 = new HSSFRichTextString("Hello, World!");
            assertEquals(0, rt1.numFormattingRuns());
            textbox1.setString(rt1);

            HSSFRichTextString rt2 = textbox1.getString();
            assertEquals(1, rt2.numFormattingRuns());
            assertEquals(HSSFRichTextString.NO_FONT, rt2.getFontOfFormattingRun(0));
        }
    }
}