itextpdf-master/xmlworker/src/test/java/com/itextpdf/tool/xml/css/apply/ChunkCssApplierTest.java
/*
 *
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    Copyright (c) 1998-2022 iText Group NV
 * Authors: Balder Van Camp, Emiel Ackermann, et al.
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package com.itextpdf.tool.xml.css.apply;

import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Chunk;
import com.itextpdf.text.log.LoggerFactory;
import com.itextpdf.text.log.SysoLogger;
import com.itextpdf.tool.xml.Tag;
import org.junit.Before;
import org.junit.Test;

import java.io.IOException;

import static org.junit.Assert.assertEquals;

public class ChunkCssApplierTest {
    private Tag t;
    private Chunk c;
    private final ChunkCssApplier applier = new ChunkCssApplier();

    @Before
    public void setup() {
        LoggerFactory.getInstance().setLogger(new SysoLogger(3));
        t = new Tag(null);
        t.getCSS().put("color", "#000000");
        t.getCSS().put("font-family", "Helvetica");
        t.getCSS().put("font-size", "12pt");
        c = new Chunk("default text for chunk creation");
        applier.apply(c, t);
    }

    @Test
    public void resolveFontFamily() throws IOException {
        assertEquals("Helvetica", c.getFont().getFamilyname());
//		t.getCSS().put("font-family", "Verdana");
//		c = new ChunkCssApplier().apply(c, t);
//		assertEquals("Verdana", c.getFont().getFamilyname()); Where can i retrieve the familyname of the font?
    }

    @Test
    public void resolveFontSize() throws IOException {
        assertEquals(12, c.getFont().getSize(), 0);
        t.getCSS().put("font-size", "18pt");
        c = applier.apply(c, t);
        assertEquals(18, c.getFont().getSize(), 0);
    }

    @Test
    public void resolveCharacterSpacing() throws IOException {
        assertEquals(0, c.getCharacterSpacing(), 0);
        t.getCSS().put("letter-spacing", "15pt");
        c = applier.apply(c, t);
        assertEquals(15, c.getCharacterSpacing(), 0);
    }

    @Test
    public void resolveHorizontalAndVerticalScaling() throws IOException {
        t.getCSS().put("xfa-font-vertical-scale", "75pt");
        assertEquals(1, c.getHorizontalScaling(), 0);
        t.getCSS().put("xfa-font-horizontal-scale", "75%");
        c = applier.apply(c, t);
        assertEquals(0.75f, c.getHorizontalScaling(), 0);
        t.getCSS().put("xfa-font-vertical-scale", "75%");
        c = applier.apply(c, t);
        assertEquals(9, c.getFont().getSize(), 0);
        assertEquals(100 / 75f, c.getHorizontalScaling(), 0);
    }

    @Test
    public void resolveColor() throws IOException {
        assertEquals(BaseColor.BLACK, c.getFont().getColor());
        t.getCSS().put("color", "#00f");
        c = applier.apply(c, t);
        assertEquals(255, c.getFont().getColor().getBlue(), 0);
        t.getCSS().put("color", "#00ff00");
        c = applier.apply(c, t);
        assertEquals(255, c.getFont().getColor().getGreen(), 0);
        t.getCSS().put("color", "rgb(255,0,0)");
        c = applier.apply(c, t);
        assertEquals(255, c.getFont().getColor().getRed(), 0);
    }

    @Test
    public void resolveVerticalAlign() throws IOException {
        assertEquals(0, c.getTextRise(), 0);
        t.getCSS().put("vertical-align", "5pt");
        c = applier.apply(c, t);
        assertEquals(5, c.getTextRise(), 0);

        t.getCSS().put("vertical-align", "sub");
        c = applier.apply(c, t);
        assertEquals(12, c.getFont().getSize(), 0);
        assertEquals(-c.getFont().getSize() / 2, c.getTextRise(), 0);

        t.getCSS().put("vertical-align", "super");
        c = applier.apply(c, t);
        assertEquals(12, c.getFont().getSize(), 0);
        assertEquals(c.getFont().getSize() / 2 + 0.5, c.getTextRise(), 0);
    }
}
