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Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java')
| -rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java new file mode 100644 index 00000000..a75c5cbe --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/ant/taskdefs/optional/junit/JUnitTestRunnerTest.java @@ -0,0 +1,217 @@ +/* + * 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 static org.junit.Assert.assertTrue; +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.fail; + +import java.io.PrintWriter; +import java.io.StringWriter; + +import junit.framework.AssertionFailedError; +import junit.framework.TestCase; +import junit.framework.TestSuite; + +import org.apache.tools.ant.BuildException; +import org.junit.Test; + +/** + * Small testcase for the runner, tests are very very very basics. + * They must be enhanced with time. + * + */ +public class JUnitTestRunnerTest{ + + + + // check that a valid method name generates no errors + @Test + public void testValidMethod(){ + TestRunner runner = createRunnerForTestMethod(ValidMethodTestCase.class,"testA"); + runner.run(); + assertEquals(runner.getFormatter().getError(), JUnitTestRunner.SUCCESS, runner.getRetCode()); + } + + // check that having an invalid method name generates an error + @Test + public void testInvalidMethod(){ + TestRunner runner = createRunnerForTestMethod(InvalidMethodTestCase.class,"testInvalid"); + runner.run(); + String error = runner.getFormatter().getError(); + // might be FAILURES or ERRORS depending on JUnit version? + assertTrue(error, runner.getRetCode() != JUnitTestRunner.SUCCESS); + } + + // check that having no suite generates no errors + @Test + 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 + @Test + 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. + @Test + 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. + @Test + 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 + @Test + 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()), null, + true, true, true); + } + + protected TestRunner createRunnerForTestMethod(Class<?> clazz, String method){ + return new TestRunner(new JUnitTest(clazz.getName()), new String[] {method}, + 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, String[] methods, boolean haltonerror, + boolean filtertrace, boolean haltonfailure){ + super(test, methods, haltonerror, filtertrace, haltonfailure, + false, false, 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(junit.framework.Test t) {} + public void endTest(junit.framework.Test test) {} + public void addFailure(junit.framework.Test test, AssertionFailedError t) { } + public void addError(junit.framework.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 InvalidMethodTestCase extends TestCase { + public InvalidMethodTestCase(String name){ super(name); } + public void testA(){ + throw new NullPointerException("thrown on purpose"); + } + } + + public static class ValidMethodTestCase extends TestCase { + public ValidMethodTestCase(String name){ super(name); } + public void testA(){ + // expected to be executed + } + public void testB(){ + // should not be executed + throw new NullPointerException("thrown on purpose"); + } + } + + 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 junit.framework.Test suite(){ + return new TestSuite(SuiteTestCase.class); + } + } + + public static class InvalidSuiteTestCase extends NoSuiteTestCase { + public InvalidSuiteTestCase(String name){ super(name); } + public static junit.framework.Test suite(){ + throw new NullPointerException("thrown on purpose"); + } + } +} + |