EasyMock example source code file (UsageThrowableTest.java)

This example EasyMock source code file (UsageThrowableTest.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

before, error, imethods, io, ioexception, ioexception, runtimeexception, runtimeexception, test, test, throwable, trowable, usagethrowabletest, value, value

The EasyMock UsageThrowableTest.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.io.IOException;

import org.easymock.MockControl;
import org.junit.Before;
import org.junit.Test;

public class UsageThrowableTest {

    private MockControl<IMethods> control;

    private IMethods mock;

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

    @Test
    public void noUpperLimit() {
        mock.simpleMethodWithArgument("1");
        control.setVoidCallable(MockControl.ONE_OR_MORE);
        mock.simpleMethodWithArgument("2");
        control.replay();
        mock.simpleMethodWithArgument("1");
        mock.simpleMethodWithArgument("1");
        mock.simpleMethodWithArgument("2");
        mock.simpleMethodWithArgument("1");
        mock.simpleMethodWithArgument("1");
        control.verify();
    }

    @Test
    public void throwRuntimeException() {
        testThrowUncheckedException(new RuntimeException());
    }

    @Test
    public void throwSubclassOfRuntimeException() {
        testThrowUncheckedException(new RuntimeException() {
        });
    }

    @Test
    public void throwError() {
        testThrowUncheckedException(new Error());
    }

    @Test
    public void throwSubclassOfError() {
        testThrowUncheckedException(new Error() {
        });
    }

    private void testThrowUncheckedException(Throwable throwable) {
        mock.throwsNothing(true);
        control.setReturnValue("true");
        mock.throwsNothing(false);
        control.setThrowable(throwable);

        control.replay();

        try {
            mock.throwsNothing(false);
            fail("Trowable expected");
        } catch (Throwable expected) {
            assertSame(throwable, expected);
        }

        assertEquals("true", mock.throwsNothing(true));
    }

    @Test
    public void throwCheckedException() throws IOException {
        testThrowCheckedException(new IOException());
    }

    @Test
    public void throwSubclassOfCheckedException() throws IOException {
        testThrowCheckedException(new IOException() {
        });
    }

    private void testThrowCheckedException(IOException expected)
            throws IOException {
        try {
            mock.throwsIOException(0);
            control.setReturnValue("Value 0");
            mock.throwsIOException(1);
            control.setThrowable(expected);
            mock.throwsIOException(2);
            control.setReturnValue("Value 2");
        } catch (IOException e) {
            fail("Unexpected Exception");
        }

        control.replay();

        assertEquals("Value 0", mock.throwsIOException(0));
        assertEquals("Value 2", mock.throwsIOException(2));

        try {
            mock.throwsIOException(1);
            fail("IOException expected");
        } catch (IOException expectedException) {
            assertSame(expectedException, expected);
        }
    }

    @Test
    public void throwAfterReturnValue() {
        mock.throwsNothing(false);
        control.setReturnValue("");
        RuntimeException expectedException = new RuntimeException();
        control.setThrowable(expectedException);

        control.replay();

        assertEquals("", mock.throwsNothing(false));

        try {
            mock.throwsNothing(false);
            fail("RuntimeException expected");
        } catch (RuntimeException actualException) {
            assertSame(expectedException, actualException);
        }

        control.verify();
    }

}