EasyMock example source code file (ObjectMethodsTest.java)

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

Java - EasyMock tags/keywords

dummyproxy, easymock, easymock, emptyinterface, emptyinterface, method, mockedclass, mockedclass, object, objectmethodsfilter, objectmethodstest, reflection, test, test, throwable

The EasyMock ObjectMethodsTest.java 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.MockControl;
import org.easymock.internal.MockInvocationHandler;
import org.easymock.internal.ObjectMethodsFilter;
import org.junit.Before;
import org.junit.Test;

public class ObjectMethodsTest {
    private MockControl<EmptyInterface> control;

    private EmptyInterface mock;

    private interface EmptyInterface {
    }

    @Before
    public void setup() {
        control = MockControl.createControl(EmptyInterface.class);
        mock = control.getMock();
    }

    @Test
    public void equalsBeforeActivation() {
        assertEquals(mock, mock);
        assertTrue(!mock.equals(null));
    }

    @Test
    public void equalsAfterActivation() {
        control.replay();
        assertEquals(mock, mock);
        assertTrue(!mock.equals(null));
    }

    @Test
    public void testHashCode() {
        int hashCodeBeforeActivation = mock.hashCode();
        control.replay();
        int hashCodeAfterActivation = mock.hashCode();
        assertEquals(hashCodeBeforeActivation, hashCodeAfterActivation);
    }

    @Test
    public void toStringBeforeActivation() {
        assertEquals("EasyMock for " + EmptyInterface.class.toString(), mock
                .toString());
    }

    @Test
    public void toStringAfterActivation() {
        control.replay();
        assertEquals("EasyMock for " + EmptyInterface.class.toString(), mock
                .toString());
    }

    private static class MockedClass {
    }

    private static class DummyProxy extends MockedClass {
    }

    // if the class is no Proxy, ObjectMethodFilter should use the
    // superclasses' name. This is needed for the class extension.
    @Test
    public void toStringForClasses() throws Throwable {
        ObjectMethodsFilter filter = new ObjectMethodsFilter(Object.class, null, null);
        Method toString = Object.class.getMethod("toString", new Class[0]);
        assertEquals("EasyMock for " + MockedClass.class.toString(), filter
                .invoke(new DummyProxy(), toString, new Object[0]));
    }

}