Improve coverage for kernel/font/PdfType0Font

DEVSIX-4516

Author: Kate Ivanova

kernel/src/test/java/com/itextpdf/kernel/font/PdfType0FontTest.java

@@ -0,0 +1,78 @@
+package com.itextpdf.kernel.font;
+
+import com.itextpdf.io.font.CMapEncoding;
+import com.itextpdf.io.font.PdfEncodings;
+import com.itextpdf.io.font.TrueTypeFont;
+import com.itextpdf.kernel.PdfException;
+import com.itextpdf.kernel.pdf.PdfDictionary;
+import com.itextpdf.kernel.pdf.PdfDocument;
+import com.itextpdf.kernel.pdf.PdfName;
+import com.itextpdf.kernel.pdf.PdfReader;
+import com.itextpdf.test.ExtendedITextTest;
+import com.itextpdf.test.annotations.type.UnitTest;
+
+import java.io.IOException;
+import org.junit.Assert;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.junit.rules.ExpectedException;
+
+@Category(UnitTest.class)
+public class PdfType0FontTest extends ExtendedITextTest {
+
+    public static final String sourceFolder = "./src/test/resources/com/itextpdf/kernel/font/PdfType0FontTest/";
+
+    @Rule
+    public ExpectedException junitExpectedException = ExpectedException.none();
+
+    @Test
+    public void trueTypeFontAndCmapConstructorTest() throws IOException {
+        TrueTypeFont ttf = new TrueTypeFont(sourceFolder + "NotoSerif-Regular_v1.7.ttf");
+
+        PdfType0Font type0Font = new PdfType0Font(ttf, PdfEncodings.IDENTITY_H);
+
+        CMapEncoding cmap = type0Font.getCmap();
+
+        Assert.assertNotNull(cmap);
+        Assert.assertTrue(cmap.isDirect());
+        Assert.assertFalse(cmap.hasUniMap());
+        Assert.assertNull(cmap.getUniMapName());
+        Assert.assertEquals("Adobe", cmap.getRegistry());
+        Assert.assertEquals("Identity", cmap.getOrdering());
+        Assert.assertEquals(0, cmap.getSupplement());
+        Assert.assertEquals(PdfEncodings.IDENTITY_H, cmap.getCmapName());
+    }
+
+    @Test
+    public void unsupportedCmapTest() throws IOException {
+        junitExpectedException.expect(PdfException.class);
+        junitExpectedException.expectMessage(PdfException.OnlyIdentityCMapsSupportsWithTrueType);
+
+        TrueTypeFont ttf = new TrueTypeFont(sourceFolder + "NotoSerif-Regular_v1.7.ttf");
+        PdfType0Font type0Font = new PdfType0Font(ttf, PdfEncodings.WINANSI);
+    }
+
+    @Test
+    public void dictionaryConstructorTest() throws IOException {
+        String filePath = sourceFolder + "documentWithType0Noto.pdf";
+
+        PdfDocument pdfDocument = new PdfDocument(new PdfReader(filePath));
+
+        PdfDictionary fontDict = pdfDocument.getPage(1).getResources()
+                .getResource(PdfName.Font).getAsDictionary(new PdfName("F1"));
+
+        PdfType0Font type0Font = new PdfType0Font(fontDict);
+
+        CMapEncoding cmap = type0Font.getCmap();
+
+        Assert.assertNotNull(cmap);
+        Assert.assertTrue(cmap.isDirect());
+        Assert.assertFalse(cmap.hasUniMap());
+        Assert.assertNull(cmap.getUniMapName());
+        Assert.assertEquals("Adobe", cmap.getRegistry());
+        Assert.assertEquals("Identity", cmap.getOrdering());
+        Assert.assertEquals(0, cmap.getSupplement());
+        Assert.assertEquals(PdfEncodings.IDENTITY_H, cmap.getCmapName());
+    }
+}