Account for a change in JUnit - TestCase.name() has been removed.

Now use reflection to invoke either getName or name, whichever is
available, so that the formatters will still support JUnit prior to
version 3.7 - once we decide to drop this support, this workaround
will be backed out.


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269813 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/optional/junit/JUnitVersionHelper.java

@@ -0,0 +1,97 @@
+/*
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2001 The Apache Software Foundation.  All rights
+ * reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ *    any, must include the following acknowlegement:
+ *       "This product includes software developed by the
+ *        Apache Software Foundation (http://www.apache.org/)."
+ *    Alternately, this acknowlegement may appear in the software itself,
+ *    if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Ant", and "Apache Software
+ *    Foundation" must not be used to endorse or promote products derived
+ *    from this software without prior written permission. For written
+ *    permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ *    nor may "Apache" appear in their names without prior written
+ *    permission of the Apache Group.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ */
+
+package org.apache.tools.ant.taskdefs.optional.junit;
+
+import java.lang.reflect.Method;
+
+import junit.framework.TestCase;
+
+/**
+ * Work around for some changes to the public JUnit API between
+ * different JUnit releases.
+ *
+ * @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a>
+ * @version $Revision$
+ */
+public class JUnitVersionHelper {
+
+    private static Method testCaseName = null;
+    static {
+        try {
+            testCaseName = TestCase.class.getMethod("getName", new Class[0]);
+        } catch (NoSuchMethodException e) {
+            // pre JUnit 3.7
+            try {
+                testCaseName = TestCase.class.getMethod("name", new Class[0]);
+            } catch (NoSuchMethodException e2) {}
+        }
+    }
+
+    /**
+     * JUnit 3.7 introduces TestCase.getName() and subsequent versions
+     * of JUnit remove the old name() method.  This method provides
+     * access to the name of a TestCase via reflection that is
+     * supposed to work with version before and after JUnit 3.7.
+     */
+    public static String getTestCaseName(TestCase t) {
+        if (testCaseName != null) {
+            try {
+                return (String) testCaseName.invoke(t, new Object[0]);
+            } catch (Throwable e) {}
+        }
+        return "unknown";
+    }
+
+}

src/main/org/apache/tools/ant/taskdefs/optional/junit/PlainJUnitResultFormatter.java

@@ -185,7 +185,8 @@ public class PlainJUnitResultFormatter implements JUnitResultFormatter {
      */
     public void startTest(Test t) {
         lastTestStart = System.currentTimeMillis();
-        wri.print("Testcase: " + ((TestCase) t).name());
+        wri.print("Testcase: " 
+                  + JUnitVersionHelper.getTestCaseName((TestCase) t));
         failed = false;
     }
 
@@ -240,4 +241,5 @@ public class PlainJUnitResultFormatter implements JUnitResultFormatter {
         t.printStackTrace(wri);
         wri.println("");
     }
+    
 } // PlainJUnitResultFormatter

src/main/org/apache/tools/ant/taskdefs/optional/junit/XMLJUnitResultFormatter.java

@@ -183,7 +183,8 @@ public class XMLJUnitResultFormatter implements JUnitResultFormatter, XMLConstan
     public void startTest(Test t) {
         lastTestStart = System.currentTimeMillis();
         currentTest = doc.createElement(TESTCASE);
-        currentTest.setAttribute(ATTR_NAME, ((TestCase) t).name());
+        currentTest.setAttribute(ATTR_NAME, 
+                                 JUnitVersionHelper.getTestCaseName((TestCase) t));
         rootElement.appendChild(currentTest);
     }