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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * 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
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- /* $Id$ */
-
- package org.apache.fop.render.pdf;
-
- import java.awt.image.ComponentColorModel;
- import java.awt.image.IndexColorModel;
- import java.io.ByteArrayInputStream;
- import java.io.ByteArrayOutputStream;
- import java.io.IOException;
- import java.util.zip.Deflater;
- import java.util.zip.DeflaterOutputStream;
-
- import org.junit.Test;
-
- import org.apache.xmlgraphics.image.loader.ImageSize;
- import org.apache.xmlgraphics.image.loader.impl.ImageRawPNG;
-
- import org.apache.fop.pdf.FlateFilter;
- import org.apache.fop.pdf.PDFAMode;
- import org.apache.fop.pdf.PDFDocument;
- import org.apache.fop.pdf.PDFProfile;
- import org.apache.fop.render.RawPNGTestUtil;
-
- import static org.junit.Assert.assertArrayEquals;
- import static org.junit.Assert.assertEquals;
-
- import static org.mockito.Mockito.mock;
- import static org.mockito.Mockito.when;
-
- public class ImageRawPNGAdapterTestCase {
-
- @Test
- public void testSetupWithIndexColorModel() {
- IndexColorModel cm = mock(IndexColorModel.class);
- ImageRawPNG irpng = mock(ImageRawPNG.class);
- PDFDocument doc = mock(PDFDocument.class);
- PDFProfile profile = mock(PDFProfile.class);
- ImageRawPNGAdapter irpnga = new ImageRawPNGAdapter(irpng, "mock");
- ImageSize is = RawPNGTestUtil.getImageSize();
-
- when(irpng.getColorModel()).thenReturn(cm);
- // when(cm.hasAlpha()).thenReturn(false);
- when(doc.getProfile()).thenReturn(profile);
- when(profile.getPDFAMode()).thenReturn(PDFAMode.PDFA_1A);
- when(irpng.getSize()).thenReturn(is);
- irpnga.setup(doc);
- FlateFilter filter = (FlateFilter) irpnga.getPDFFilter();
- assertEquals(1, filter.getColors());
- }
-
- @Test
- public void testSetupWithComponentColorModel() throws IOException {
- ComponentColorModel cm = mock(ComponentColorModel.class);
- ImageRawPNG irpng = mock(ImageRawPNG.class);
- PDFDocument doc = mock(PDFDocument.class);
- PDFProfile profile = mock(PDFProfile.class);
- ImageRawPNGAdapter irpnga = new ImageRawPNGAdapter(irpng, "mock");
- ImageSize is = RawPNGTestUtil.getImageSize();
-
- when(irpng.getColorModel()).thenReturn(cm);
- when(cm.getNumComponents()).thenReturn(3);
- // when(cm.hasAlpha()).thenReturn(false);
- when(doc.getProfile()).thenReturn(profile);
- when(profile.getPDFAMode()).thenReturn(PDFAMode.PDFA_1A);
- when(irpng.getSize()).thenReturn(is);
- irpnga.setup(doc);
- FlateFilter filter = (FlateFilter) irpnga.getPDFFilter();
- assertEquals(3, filter.getColors());
- }
-
- @Test
- public void testOutputContentsWithRGBPNG() throws IOException {
- testOutputContentsWithGRGBAPNG(-1, 128, 128, 128, -1);
- }
-
- @Test
- public void testOutputContentsWithRGBAPNG() throws IOException {
- testOutputContentsWithGRGBAPNG(-1, 128, 128, 128, 128);
- }
-
- @Test
- public void testOutputContentsWithGPNG() throws IOException {
- testOutputContentsWithGRGBAPNG(128, -1, -1, -1, -1);
- }
-
- @Test
- public void testOutputContentsWithGAPNG() throws IOException {
- testOutputContentsWithGRGBAPNG(128, -1, -1, -1, 128);
- }
-
- private void testOutputContentsWithGRGBAPNG(int gray, int red, int green, int blue, int alpha)
- throws IOException {
- int numColorComponents = gray > -1 ? 1 : 3;
- int numComponents = numColorComponents + (alpha > -1 ? 1 : 0);
- ComponentColorModel cm = mock(ComponentColorModel.class);
- ImageRawPNG irpng = mock(ImageRawPNG.class);
- PDFDocument doc = mock(PDFDocument.class);
- PDFProfile profile = mock(PDFProfile.class);
- ImageRawPNGAdapter irpnga = new ImageRawPNGAdapter(irpng, "mock");
- ImageSize is = RawPNGTestUtil.getImageSize();
-
- when(irpng.getColorModel()).thenReturn(cm);
- when(cm.getNumComponents()).thenReturn(numComponents);
- // when(cm.hasAlpha()).thenReturn(false);
- when(doc.getProfile()).thenReturn(profile);
- when(profile.getPDFAMode()).thenReturn(PDFAMode.PDFA_1A);
- when(irpng.getSize()).thenReturn(is);
- irpnga.setup(doc);
- FlateFilter filter = (FlateFilter) irpnga.getPDFFilter();
- assertEquals(numColorComponents, filter.getColors());
-
- ByteArrayOutputStream baos = new ByteArrayOutputStream();
- byte[] data = RawPNGTestUtil.buildGRGBAData(gray, red, green, blue, alpha);
- ByteArrayInputStream bais = new ByteArrayInputStream(data);
- when(irpng.createInputStream()).thenReturn(bais);
- irpnga.outputContents(baos);
- if (alpha > -1) {
- byte[] expected = RawPNGTestUtil.buildGRGBAData(gray, red, green, blue, -1);
- assertArrayEquals(expected, baos.toByteArray());
- } else {
- assertArrayEquals(data, baos.toByteArray());
- }
- }
-
- }
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