Merging from -r468106:814127 of collections_jdk5_branch - namely where this code was generified; mostly in r738956.

Also see the following revisions:

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    r593144 | skestle | 2007-11-08 04:21:55 -0800 (Thu, 08 Nov 2007) | 3 lines
    
    Updated CollectionUtils and test.  Probably 80-90% complete for generics.  Very open to review / patches.
    
    Jira: COLLECTIONS-245
    ------------------------------------------------------------------------


git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@815135 13f79535-47bb-0310-9956-ffa450edef68

src/test/org/apache/commons/collections/MockTestCase.java

@@ -0,0 +1,67 @@
+/*
+ * 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.commons.collections;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.ListIterator;
+
+import org.easymock.EasyMock;
+import org.easymock.IExpectationSetters;
+
+/**
+ * Provides utilities for making mock-based tests.  Most notable is the generic "type-safe"
+ * {@link #createMock(Class)} method, and {@link #replay()} and {@link #verify()} methods
+ * that call the respective methods on all created mock objects.
+ * 
+ * @author Stephen Kestle
+ */
+public abstract class MockTestCase {
+    private List<Object> mockObjects = new ArrayList<Object>();
+
+    @SuppressWarnings("unchecked")
+    protected <T> T createMock(Class name) {
+        T mock = (T) EasyMock.createMock(name);
+        return registerMock(mock);
+    }
+
+    private <T> T registerMock(T mock) {
+        mockObjects.add(mock);
+        return mock;
+    }
+
+    protected <T> IExpectationSetters<T> expect(T t) {
+        return EasyMock.expect(t);
+    }
+
+    protected final void replay() {
+        for (Object o : mockObjects) {
+            EasyMock.replay(o);
+        }
+    }
+
+    protected final void verify() {
+        for (ListIterator<Object> i = mockObjects.listIterator(); i.hasNext();) {
+            try {
+                EasyMock.verify(i.next());
+            } catch (AssertionError e) {
+                throw new AssertionError((i.previousIndex() + 1) + ""
+                        + e.getMessage());
+            }
+        }
+    }
+}