root/trunk/test/java/org/jcoderz/commons/types/samples/TestEnumTest.java

/*
 * $Id$
 *
 * Copyright 2008, The jCoderZ.org Project. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * 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.
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 *      its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written
 *      permission.
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 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS" AND
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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package org.jcoderz.commons.types.samples;


import org.jcoderz.commons.ArgumentMalformedException;

import junit.framework.TestCase;

/**
 * Test generated enum type
 * @author Andreas Mandel
 */
public class TestEnumTest
    extends TestCase
{
    private static final int TEST_ENUM_ENTRIES = 4;
    private static final int TEST_ILLEGAL_INT_REPRESENTATION = 100;

    /**
     * Test the fromInt method.
     * @throws Throwable in case of any error.
     */
    public void testFromInt ()
        throws Throwable
    {
        final TestEnum result = TestEnum.fromInt(0);
        assertEquals("result.toInt()", 0, result.toInt());
    }

    /**
     * Test the toInt method.
     * @throws Throwable in case of any error.
     */
    public void testToInt ()
        throws Throwable
    {
        assertEquals("CLUBS.toInt()", 0, TestEnum.CLUBS.toInt());
    }

    /**
     * Test the toString method.
     * @throws Throwable in case of any error.
     */
    public void testToString ()
        throws Throwable
    {
        final TestEnum testEnum = TestEnum.CLUBS;
        final String result = testEnum.toString();
        assertEquals("result", "Clubs", result);
    }

    /**
     * Test failure of fromInt method.
     * @throws Throwable in case of any error.
     */
    public void testFromIntThrowsRuntimeException ()
        throws Throwable
    {
        try
        {
            TestEnum.fromInt(TEST_ILLEGAL_INT_REPRESENTATION);
            fail("Expected RuntimeException to be thrown");
        }
        catch (ArgumentMalformedException ex)
        {
            // fine
        }
    }

    /**
     * Test failure of fromString method.
     * @throws Throwable in case of any error.
     */
    public void testFromStringThrowsRuntimeException ()
        throws Throwable
    {
        try
        {
            TestEnum.fromString("testTestEnumStr");
            fail("Expected RuntimeException to be thrown");
        }
        catch (ArgumentMalformedException ex)
        {
            // fine
        }
    }

    /**
     * Test the fromInt method.
     * @throws Throwable in case of any error.
     */
    public void testValueMap ()
        throws Throwable
    {
        assertEquals("Number of entries in the value map", TEST_ENUM_ENTRIES,
            TestEnum.VALUE_MAP.size());
        assertSame("Wrone entry in the value map", TestEnum.fromString("Clubs"),
            TestEnum.VALUE_MAP.get("Clubs"));
    }
}