90 lines
3.5 KiB
Java
90 lines
3.5 KiB
Java
/*
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* Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4954545
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* @summary This test verifies whether the ImageWriter implementations throw
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* IllegalArgumentException when a null image is passed to the write
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* method. This is tested for all the image writers available with the
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* IIORegistry.
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*/
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import java.io.FileOutputStream;
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import java.util.Iterator;
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import javax.imageio.ImageIO;
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import javax.imageio.ImageWriter;
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import javax.imageio.spi.IIORegistry;
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import javax.imageio.spi.ImageWriterSpi;
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import javax.imageio.stream.ImageOutputStream;
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public class WriteNullImageTest {
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public WriteNullImageTest() {
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boolean testFailed = false;
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String failMsg = "FAIL: IllegalArgumentException is not thrown by the " +
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"ImageWriter when the image passed to the write() method is " +
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"null, for the image formats: ";
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try {
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IIORegistry reg = IIORegistry.getDefaultInstance();
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ImageWriter writer = null;
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Iterator writerSpiIter = reg.getServiceProviders(ImageWriterSpi.class, true);
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while (writerSpiIter.hasNext()) {
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ImageWriterSpi writerSpi = (ImageWriterSpi) writerSpiIter.next();
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writer = writerSpi.createWriterInstance();
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String names[] = writerSpi.getFormatNames();
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FileOutputStream fos = new FileOutputStream("temp");
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ImageOutputStream ios = ImageIO.createImageOutputStream(fos);
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writer.setOutput(ios);
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try {
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writer.write(null, null, null);
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} catch (IllegalArgumentException iae) {
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System.out.println("PASS: Expected exception is thrown when null img is passed " +
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"to the write method, for the image format: " + names[0]);
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System.out.println("\n");
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} catch (Exception e) {
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testFailed = true;
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failMsg = failMsg + names[0] + ", ";
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}
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}
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} catch (Exception e) {
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testFailed = true;
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throw new RuntimeException("Test Failed. Exception thrown: " + e.toString());
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}
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if (testFailed) {
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failMsg = failMsg.substring(0, failMsg.lastIndexOf(","));
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throw new RuntimeException(failMsg);
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}
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}
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public static void main(String args[]) {
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WriteNullImageTest test = new WriteNullImageTest();
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}
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}
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