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Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnit4TestMethodAdapter.java')
| -rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnit4TestMethodAdapter.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnit4TestMethodAdapter.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnit4TestMethodAdapter.java new file mode 100644 index 00000000..f03a409b --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnit4TestMethodAdapter.java @@ -0,0 +1,193 @@ +/* + * 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.util.Iterator; +import java.util.List; + +import junit.framework.Test; +import junit.framework.TestResult; + +import org.junit.runner.Description; +import org.junit.runner.Request; +import org.junit.runner.Runner; +import org.junit.runner.manipulation.Filter; + +/** + * Adapter between JUnit 3.8.x API and JUnit 4.x API for execution of tests + * and listening of events (test start, test finish, test failure, test skipped). + * The constructor is passed a JUnit 4 test class and a list of name of methods + * in it that should be executed. Method {@link #run run(TestResult)} executes + * the given JUnit-4-style test methods and notifies the given {@code TestResult} + * object using its old (JUnit 3.8.x style) API. + * + * @author Marian Petras + */ +public class JUnit4TestMethodAdapter implements Test { + + private final Class testClass; + private final String[] methodNames; + private final Runner runner; + private final CustomJUnit4TestAdapterCache cache; + + /** + * Creates a new adapter for the given class and a method within the class. + * + * @param testClass test class containing the method to be executed + * @param methodNames names of the test methods that are to be executed + * @exception java.lang.IllegalArgumentException + * if any of the arguments is {@code null} + * or if any of the given method names is {@code null} or empty + */ + public JUnit4TestMethodAdapter(final Class testClass, + final String[] methodNames) { + if (testClass == null) { + throw new IllegalArgumentException("testClass is <null>"); + } + if (methodNames == null) { + throw new IllegalArgumentException("methodNames is <null>"); + } + for (int i = 0; i < methodNames.length; i++) { + if (methodNames[i] == null) { + throw new IllegalArgumentException("method name #" + i + " is <null>"); + } + if (methodNames[i].length() == 0) { + throw new IllegalArgumentException("method name #" + i + " is empty"); + } + } + this.testClass = testClass; + this.methodNames = methodNames.clone(); + this.cache = CustomJUnit4TestAdapterCache.getInstance(); + + // Warning: If 'testClass' is an old-style (pre-JUnit-4) class, + // then all its test methods will be executed by the returned runner! + Request request; + if (methodNames.length == 1) { + request = Request.method(testClass, methodNames[0]); + } else { + request = Request.aClass(testClass).filterWith( + new MultipleMethodsFilter(testClass, methodNames)); + } + runner = request.getRunner(); + } + + public int countTestCases() { + return runner.testCount(); + } + + public Description getDescription() { + return runner.getDescription(); + } + + public List/*<Test>*/ getTests() { + return cache.asTestList(getDescription()); + } + + public Class getTestClass() { + return testClass; + } + + public void run(final TestResult result) { + runner.run(cache.getNotifier(result)); + } + + @Override + public String toString() { + String testClassName = testClass.getName(); + StringBuilder buf = new StringBuilder(testClassName.length() + + 12 * methodNames.length) + .append(':'); + if (methodNames.length != 0) { + buf.append(methodNames[0]); + for (int i = 1; i < methodNames.length; i++) { + buf.append(',') + .append(methodNames[i]); + } + } + return buf.toString(); + } + + private static final class MultipleMethodsFilter extends Filter { + + private final Description methodsListDescription; + private final Class testClass; + private final String[] methodNames; + + private MultipleMethodsFilter(Class testClass, String[] methodNames) { + if (testClass == null) { + throw new IllegalArgumentException("testClass is <null>"); + } + if (methodNames == null) { + throw new IllegalArgumentException("methodNames is <null>"); + } + methodsListDescription = Description.createSuiteDescription(testClass); + for (int i = 0; i < methodNames.length; i++) { + methodsListDescription.addChild( + Description.createTestDescription(testClass, methodNames[i])); + } + this.testClass = testClass; + this.methodNames = methodNames; + } + + @Override + public boolean shouldRun(Description description) { + if (methodNames.length == 0) { + return false; + } + if (description.isTest()) { + Iterator/*<Description>*/ it = methodsListDescription.getChildren().iterator(); + while (it.hasNext()) { + Description methodDescription = (Description) it.next(); + if (methodDescription.equals(description)) { + return true; + } + } + } else { + Iterator/*<Description>*/ it = description.getChildren().iterator(); + while (it.hasNext()) { + Description each = (Description) it.next(); + if (shouldRun(each)) { + return true; + } + } + } + return false; + } + + @Override + public String describe() { + StringBuilder buf = new StringBuilder(40); + if (methodNames.length == 0) { + buf.append("No methods"); + } else { + buf.append(methodNames.length == 1 ? "Method" : "Methods"); + buf.append(' '); + buf.append(methodNames[0]); + for (int i = 1; i < methodNames.length; i++) { + buf.append(',').append(methodNames[i]); + } + } + buf.append('(').append(testClass.getName()).append(')'); + return buf.toString(); + } + + } + + +} |