TestBorderCode.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
   (the "License"); you may not use this file except in compliance with
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package org.apache.poi.hwpf.usermodel;

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

import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.HWPFTestDataSamples;
import org.junit.jupiter.api.Test;

/**
 * API for BorderCode, see Bugzill 49919
 */
public final class TestBorderCode {

    private int pos;
    private Range range;

    @Test
    void test() {
        HWPFDocument doc = HWPFTestDataSamples.openSampleFile("Bug49919.doc");
        range = doc.getRange();

        Paragraph par = findParagraph("Paragraph normal\r");
        assertEquals(0, par.getLeftBorder().getBorderType());
        assertEquals(0, par.getRightBorder().getBorderType());
        assertEquals(0, par.getTopBorder().getBorderType());
        assertEquals(0, par.getBottomBorder().getBorderType());

        par = findParagraph("Paragraph with border\r");
        assertEquals(18, par.getLeftBorder().getBorderType());
        assertEquals(17, par.getRightBorder().getBorderType());
        assertEquals(18, par.getTopBorder().getBorderType());
        assertEquals(17, par.getBottomBorder().getBorderType());
        assertEquals(15, par.getLeftBorder().getColor());

        par = findParagraph("Paragraph with red border\r");
        assertEquals(1, par.getLeftBorder().getBorderType());
        assertEquals(1, par.getRightBorder().getBorderType());
        assertEquals(1, par.getTopBorder().getBorderType());
        assertEquals(1, par.getBottomBorder().getBorderType());
        assertEquals(6, par.getLeftBorder().getColor());

        par = findParagraph("Paragraph with bordered words.\r");
        assertEquals(0, par.getLeftBorder().getBorderType());
        assertEquals(0, par.getRightBorder().getBorderType());
        assertEquals(0, par.getTopBorder().getBorderType());
        assertEquals(0, par.getBottomBorder().getBorderType());

        assertEquals(3, par.numCharacterRuns());
        CharacterRun chr = par.getCharacterRun(0);
        assertEquals(0, chr.getBorder().getBorderType());
        chr = par.getCharacterRun(1);
        assertEquals(1, chr.getBorder().getBorderType());
        assertEquals(0, chr.getBorder().getColor());
        chr = par.getCharacterRun(2);
        assertEquals(0, chr.getBorder().getBorderType());

        while (pos < range.numParagraphs() - 1) {
            par = range.getParagraph(pos++);
            if (par.isInTable())
                break;
        }

        assertTrue(par.isInTable());
        Table tab = range.getTable(par);

        // Border could be defined for the entire row, or for each cell, with the same visual appearance.
        assertEquals(2, tab.numRows());
        TableRow row = tab.getRow(0);
        assertEquals(1, row.getLeftBorder().getBorderType());
        assertEquals(1, row.getRightBorder().getBorderType());
        assertEquals(1, row.getTopBorder().getBorderType());
        assertEquals(1, row.getBottomBorder().getBorderType());

        assertEquals(2, row.numCells());
        TableCell cell = row.getCell(1);
        assertEquals(3, cell.getBrcTop().getBorderType());

        row = tab.getRow(1);
        cell = row.getCell(0);
        // 255 clears border inherited from row
        assertEquals(255, cell.getBrcBottom().getBorderType());
    }

    private Paragraph findParagraph(String expectedText) {
        while (pos < range.numParagraphs() - 1) {
            Paragraph par = range.getParagraph(pos);
            pos++;
            if (par.text().equals(expectedText))
                return par;
        }

        fail("Expected paragraph not found");

        // should never come here
        return null;
    }

}