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Ant example source code file (JUnitTestRunnerTest.java)
The JUnitTestRunnerTest.java source code/* * 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. * */ package org.apache.tools.ant.taskdefs.optional.junit; import java.io.*; import junit.framework.*; import org.apache.tools.ant.BuildException; /** * Small testcase for the runner, tests are very very very basics. * They must be enhanced with time. * */ public class JUnitTestRunnerTest extends TestCase { // mandatory constructor public JUnitTestRunnerTest(String name){ super(name); } // check that having no suite generates no errors public void testNoSuite(){ TestRunner runner = createRunner(NoSuiteTestCase.class); runner.run(); assertEquals(runner.getFormatter().getError(), JUnitTestRunner.SUCCESS, runner.getRetCode()); } // check that a suite generates no errors public void testSuite(){ TestRunner runner = createRunner(SuiteTestCase.class); runner.run(); assertEquals(runner.getFormatter().getError(), JUnitTestRunner.SUCCESS, runner.getRetCode()); } // check that an invalid suite generates an error. public void testInvalidSuite(){ TestRunner runner = createRunner(InvalidSuiteTestCase.class); runner.run(); String error = runner.getFormatter().getError(); assertEquals(error, JUnitTestRunner.ERRORS, runner.getRetCode()); assertTrue(error, error.indexOf("thrown on purpose") != -1); } // check that something which is not a testcase generates no errors // at first even though this is incorrect. public void testNoTestCase(){ TestRunner runner = createRunner(NoTestCase.class); runner.run(); // On junit3 this is a FAILURE, on junit4 this is an ERROR int ret = runner.getRetCode(); if (ret != JUnitTestRunner.FAILURES && ret != JUnitTestRunner.ERRORS) { fail("Unexpected result " + ret + " from junit runner"); } // JUnit3 test //assertEquals(runner.getFormatter().getError(), JUnitTestRunner.FAILURES, runner.getRetCode()); } // check that an exception in the constructor is noticed public void testInvalidTestCase(){ TestRunner runner = createRunner(InvalidTestCase.class); runner.run(); // On junit3 this is a FAILURE, on junit4 this is an ERROR int ret = runner.getRetCode(); if (ret != JUnitTestRunner.FAILURES && ret != JUnitTestRunner.ERRORS) { fail("Unexpected result " + ret + " from junit runner"); } // JUNIT3 test //assertEquals(error, JUnitTestRunner.FAILURES, runner.getRetCode()); //@fixme as of now does not report the original stacktrace. //assertTrue(error, error.indexOf("thrown on purpose") != -1); } protected TestRunner createRunner(Class clazz){ return new TestRunner(new JUnitTest(clazz.getName()), true, true, true); } // the test runner that wrap the dummy formatter that interests us private final static class TestRunner extends JUnitTestRunner { private ResultFormatter formatter = new ResultFormatter(); TestRunner(JUnitTest test, boolean haltonerror, boolean filtertrace, boolean haltonfailure){ super(test, haltonerror, filtertrace, haltonfailure, TestRunner.class.getClassLoader()); // use the classloader that loaded this class otherwise // it will not be able to run inner classes if this test // is ran in non-forked mode. addFormatter(formatter); } ResultFormatter getFormatter(){ return formatter; } } // dummy formatter just to catch the error private final static class ResultFormatter implements JUnitResultFormatter { private Throwable error; public void setSystemOutput(String output){} public void setSystemError(String output){} public void startTestSuite(JUnitTest suite) throws BuildException{} public void endTestSuite(JUnitTest suite) throws BuildException{} public void setOutput(java.io.OutputStream out){} public void startTest(Test t) {} public void endTest(Test test) {} public void addFailure(Test test, Throwable t) { } public void addFailure(Test test, AssertionFailedError t) { } public void addError(Test test, Throwable t) { error = t; } String getError(){ if (error == null){ return ""; } StringWriter sw = new StringWriter(); error.printStackTrace(new PrintWriter(sw)); return sw.toString(); } } public static class NoTestCase { } public static class InvalidTestCase extends TestCase { public InvalidTestCase(String name){ super(name); throw new NullPointerException("thrown on purpose"); } } public static class NoSuiteTestCase extends TestCase { public NoSuiteTestCase(String name){ super(name); } public void testA(){} } public static class SuiteTestCase extends NoSuiteTestCase { public SuiteTestCase(String name){ super(name); } public static Test suite(){ return new TestSuite(SuiteTestCase.class); } } public static class InvalidSuiteTestCase extends NoSuiteTestCase { public InvalidSuiteTestCase(String name){ super(name); } public static Test suite(){ throw new NullPointerException("thrown on purpose"); } } public static void main(String[] args){ junit.textui.TestRunner.run(JUnitTestRunnerTest.class); } } Other Ant examples (source code examples)Here is a short list of links related to this Ant JUnitTestRunnerTest.java source code file: |
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