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EasyMock example source code file (

This example EasyMock source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - EasyMock tags/keywords

class, equalsmatcher, invocation, invocation, method, nosuchmethodexception, object, object, reflection, securityexception, string, test, test, tostring, tostring

The EasyMock source code

 * Copyright (c) 2001-2007 OFFIS, Tammo Freese.
 * This program is made available under the terms of the MIT License.
package org.easymock.tests;

import static org.junit.Assert.*;

import java.lang.reflect.Method;

import org.easymock.internal.EqualsMatcher;
import org.easymock.internal.Invocation;
import org.junit.Before;
import org.junit.Test;

public class InvocationTest {

    private Invocation call;

    private Invocation equalCall;

    private Invocation nonEqualCall;

    public void setup() throws SecurityException, NoSuchMethodException {
        Object[] arguments1 = new Object[] { "" };
        Object[] arguments2 = new Object[] { "" };
        Object[] arguments3 = new Object[] { "X" };
        Method m = Object.class.getMethod("equals",
                new Class[] { Object.class });
        Object mock = new Object();
        call = new Invocation(mock, m, arguments1);
        equalCall = new Invocation(mock, m, arguments2);
        nonEqualCall = new Invocation(mock, m, arguments3);

    public void testEquals() {

    public void testHashCode() {
        try {
        } catch (UnsupportedOperationException expected) {
            assertEquals("hashCode() is not implemented", expected.getMessage());

    public void testShouldDisplayMocksToStringIfValidJavaIdentifier()
            throws SecurityException, NoSuchMethodException {
        class ToString {
            private final String name;

            public ToString(String name) {
       = name;

            public String toString() {
                return name;

            public void aMethod() {

        Method method = ToString.class.getMethod("aMethod", new Class[0]);
        Invocation invocation = new Invocation(new ToString("validJavaIdentifier"),
                method, null);

        assertEquals(invocation.toString(new EqualsMatcher()),

        invocation = new Invocation(new ToString("no-valid-java-identifier"),
                method, null);

        assertEquals(invocation.toString(new EqualsMatcher()), "aMethod()");


Other EasyMock examples (source code examples)

Here is a short list of links related to this EasyMock source code file:

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