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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.io.File;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.apache.fop.apps.FOPException;
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.apps.FopFactory;
import org.apache.fop.events.Event;
import org.apache.fop.events.EventListener;
import org.apache.fop.pdf.PDFEncryptionParams;
/**
* Tests that encryption length is properly set up.
*/
public class PDFRendererConfiguratorTestCase extends TestCase {
private FOUserAgent foUserAgent;
private PDFDocumentHandler documentHandler;
private boolean eventTriggered;
private class EncryptionEventFilter implements EventListener {
private final int specifiedEncryptionLength;
private final int correctedEncryptionLength;
EncryptionEventFilter(int specifiedEncryptionLength, int correctedEncryptionLength) {
this.specifiedEncryptionLength = specifiedEncryptionLength;
this.correctedEncryptionLength = correctedEncryptionLength;
}
public void processEvent(Event event) {
assertEquals(PDFEventProducer.class.getName() + ".incorrectEncryptionLength",
event.getEventID());
assertEquals(specifiedEncryptionLength, event.getParam("originalValue"));
assertEquals(correctedEncryptionLength, event.getParam("correctedValue"));
eventTriggered = true;
}
}
/**
* Non-multiple of 8 should be rounded.
*
* @throws Exception if an error occurs
*/
public void testRoundUp() throws Exception {
runTest("roundUp", 55, 56);
}
/**
* Non-multiple of 8 should be rounded.
*
* @throws Exception if an error occurs
*/
public void testRoundDown() throws Exception {
runTest("roundDown", 67, 64);
}
/**
* Encryption length must be at least 40.
*
* @throws Exception if an error occurs
*/
public void testBelow40() throws Exception {
runTest("below40", 32, 40);
}
/**
* Encryption length must be at most 128.
*
* @throws Exception if an error occurs
*/
public void testAbove128() throws Exception {
runTest("above128", 233, 128);
}
/**
* A correct value must be properly set up.
*
* @throws Exception if an error occurs
*/
public void testCorrectValue() throws Exception {
givenAConfigurationFile("correct", new EventListener() {
public void processEvent(Event event) {
throw new AssertionFailedError("No event was expected");
}
});
whenCreatingAndConfiguringDocumentHandler();
thenEncryptionLengthShouldBe(128);
}
private void runTest(String configFilename,
final int specifiedEncryptionLength,
final int correctedEncryptionLength) throws Exception {
givenAConfigurationFile(configFilename,
new EncryptionEventFilter(specifiedEncryptionLength, correctedEncryptionLength));
whenCreatingAndConfiguringDocumentHandler();
assertTrue(eventTriggered);
}
private void givenAConfigurationFile(String filename, EventListener eventListener)
throws Exception {
FopFactory fopFactory = FopFactory.newInstance();
fopFactory.setUserConfig(new File("test/resources/org/apache/fop/render/pdf/"
+ filename + ".xconf"));
foUserAgent = fopFactory.newFOUserAgent();
foUserAgent.getEventBroadcaster().addEventListener(eventListener);
}
private void whenCreatingAndConfiguringDocumentHandler() throws FOPException {
PDFDocumentHandlerMaker maker = new PDFDocumentHandlerMaker();
documentHandler = (PDFDocumentHandler) maker.makeIFDocumentHandler(foUserAgent);
new PDFRendererConfigurator(foUserAgent).configure(documentHandler);
}
private void thenEncryptionLengthShouldBe(int expectedEncryptionLength) {
PDFEncryptionParams encryptionParams = documentHandler.getPDFUtil().getEncryptionParams();
assertEquals(expectedEncryptionLength, encryptionParams.getEncryptionLengthInBits());
}
}
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