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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.tools.anttasks;
// Ant
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
// Java
import java.io.File;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URLClassLoader;
import java.net.URL;
import java.net.MalformedURLException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Map;
/**
* Testing ant task.
* This task is used to test FOP as a build target.
* This uses the TestConverter (with weak code dependency)
* to run the tests and check the results.
*/
public class RunTest extends Task {
private String basedir;
private String testsuite = "";
private String referenceJar = "";
private String refVersion = "";
/**
* Sets the test suite name.
* @param str name of the test suite
*/
public void setTestSuite(String str) {
testsuite = str;
}
/**
* Sets the base directory.
* @param str base directory
*/
public void setBasedir(String str) {
basedir = str;
}
/**
* Sets the reference directory.
* @param str reference directory
*/
public void setReference(String str) {
referenceJar = str;
}
/**
* Sets the reference version.
* @param str reference version
*/
public void setRefVersion(String str) {
refVersion = str;
}
/**
* This creates the reference output, if required, then tests
* the current build.
* @see org.apache.tools.ant.Task#execute()
*/
public void execute() throws BuildException {
runReference();
testNewBuild();
}
/**
* Test the current build.
* This uses the current jar file (in build/fop.jar) to run the
* tests with.
* The output is then compared with the reference output.
*/
protected void testNewBuild() {
try {
ClassLoader loader = new URLClassLoader(
createUrls("build/fop.jar"));
Map diff = runConverter(loader, "areatree",
"reference/output/");
if (diff != null && !diff.isEmpty()) {
System.out.println("====================================");
System.out.println("The following files differ:");
boolean broke = false;
for (Iterator keys = diff.keySet().iterator();
keys.hasNext();) {
Object fname = keys.next();
Boolean pass = (Boolean)diff.get(fname);
System.out.println("file: " + fname
+ " - reference success: " + pass);
if (pass.booleanValue()) {
broke = true;
}
}
if (broke) {
throw new BuildException("Working tests have been changed.");
}
}
} catch (MalformedURLException mue) {
mue.printStackTrace();
}
}
/**
* Run the tests for the reference jar file.
* This checks that the reference output has not already been
* run and then checks the version of the reference jar against
* the version required.
* The reference output is then created.
* @throws BuildException if an error occurs
*/
protected void runReference() throws BuildException {
// check not already done
File f = new File(basedir + "/reference/output/");
// if(f.exists()) {
// need to check that files have actually been created.
// return;
// } else {
try {
ClassLoader loader = new URLClassLoader(createUrls(referenceJar));
boolean failed = false;
try {
Class cla = Class.forName("org.apache.fop.apps.Fop", true,
loader);
Method get = cla.getMethod("getVersion", new Class[]{});
if (!get.invoke(null, new Object[]{}).equals(refVersion)) {
throw new BuildException("Reference jar is not correct version it must be: "
+ refVersion);
}
} catch (IllegalAccessException iae) {
failed = true;
} catch (IllegalArgumentException are) {
failed = true;
} catch (InvocationTargetException are) {
failed = true;
} catch (ClassNotFoundException are) {
failed = true;
} catch (NoSuchMethodException are) {
failed = true;
}
if (failed) {
throw new BuildException("Reference jar could not be found in: "
+ basedir + "/reference/");
}
f.mkdirs();
runConverter(loader, "reference/output/", null);
} catch (MalformedURLException mue) {
mue.printStackTrace();
}
// }
}
/**
* Run the Converter.
* Runs the test converter using the specified class loader.
* This loads the TestConverter using the class loader and
* then runs the test suite for the current test suite
* file in the base directory.
* (Note class loader option provided to allow for different
* fop.jar and other libraries to be activated.)
* @param loader the class loader to use to run the tests with
* @param dest destination directory
* @param compDir comparison directory
* @return A Map with differences
*/
protected Map runConverter(ClassLoader loader, String dest,
String compDir) {
String converter = "org.apache.fop.tools.TestConverter";
Map diff = null;
try {
Class cla = Class.forName(converter, true, loader);
Object tc = cla.newInstance();
Method meth;
meth = cla.getMethod("setBaseDir", new Class[] {
String.class
});
meth.invoke(tc, new Object[] {
basedir
});
meth = cla.getMethod("runTests", new Class[] {
String.class, String.class, String.class
});
diff = (Map)meth.invoke(tc, new Object[] {
testsuite, dest, compDir
});
} catch (Exception e) {
e.printStackTrace();
}
return diff;
}
/**
* Return a list of URL's with the specified URL first and followed
* by all the jar files from lib/.
* @return a list of urls to the runtime jar files.
*/
private URL[] createUrls(String mainJar) throws MalformedURLException {
ArrayList urls = new ArrayList();
urls.add(new File(mainJar).toURL());
File[] libFiles = new File("lib").listFiles();
for (int i = 0; i < libFiles.length; i++) {
if (libFiles[i].getPath().endsWith(".jar")) {
urls.add(libFiles[i].toURL());
}
}
return (URL[]) urls.toArray(new URL[urls.size()]);
}
}
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