gstringtest.java

来自「Groovy动态语言 运行在JVM中的动态语言 可以方便的处理业务逻辑变化大的业」· Java 代码 · 共 123 行

/*
 * $Id: GStringTest.java 1924 2005-03-02 08:23:38Z jstrachan $
 * 
 * Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
 * 
 * Redistribution and use of this software and associated documentation
 * ("Software"), with or without modification, are permitted provided that the
 * following conditions are met: 1. Redistributions of source code must retain
 * copyright statements and notices. Redistributions must also contain a copy
 * of this document. 2. 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. 3.
 * The name "groovy" must not be used to endorse or promote products derived
 * from this Software without prior written permission of The Codehaus. For
 * written permission, please contact [e-mail]. 4. Products derived
 * from this Software may not be called "groovy" nor may "groovy" appear in
 * their names without prior written permission of The Codehaus. "groovy" is a
 * registered trademark of The Codehaus. 5. Due credit should be given to The
 * Codehaus - http://groovy.codehaus.org/
 * 
 * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *  
 */

package groovy.lang;

import org.codehaus.groovy.runtime.InvokerHelper;

import groovy.util.GroovyTestCase;

/**
 * Tests the use of the structured Attribute type
 * 
 * @author <a href="mailto:[e-mail]">James Strachan</a>
 * @version $Revision: 1924 $
 */
public class GStringTest extends GroovyTestCase {

    public void testIterateOverText() {
        DummyGString compString = new DummyGString(new Object[] { "James" });

        assertArrayEquals(new String[] { "Hello ", "!" }, compString.getStrings());
        assertArrayEquals(new Object[] { "James" }, compString.getValues());

        assertEquals("Hello James!", compString.toString());
    }

    public void testAppendString() {
        DummyGString a = new DummyGString(new Object[] { "James" });

        GString result = a.plus(" how are you?");

        assertEquals("Hello James! how are you?", result.toString());
    }

    public void testAppendString2() {
        DummyGString a = new DummyGString(new Object[] { "James" }, new String[] { "Hello " });

        GString result = a.plus(" how are you?");

        System.out.println("Found: " + result);
        System.out.println("Strings: " + InvokerHelper.toString(result.getStrings()));
        System.out.println("Values: " + InvokerHelper.toString(result.getValues()));

        assertEquals("Hello James how are you?", result.toString());
    }

    public void testAppendGString() {
        DummyGString a = new DummyGString(new Object[] { "James" });
        DummyGString b = new DummyGString(new Object[] { "Bob" });

        GString result = a.plus(b);

        //        System.out.println("Found: " + result);
        //        System.out.println("Strings: " +
		// InvokerHelper.toString(result.getStrings()));
        //        System.out.println("Values: " +
		// InvokerHelper.toString(result.getValues()));

        assertEquals("Hello James!Hello Bob!", result.toString());
    }

    public void testAppendGString2() {
        DummyGString a = new DummyGString(new Object[] { "James" }, new String[] { "Hello " });
        DummyGString b = new DummyGString(new Object[] { "Bob" }, new String[] { "Hello " });

        GString result = a.plus(b);

        //        System.out.println("Found: " + result);
        //        System.out.println("Strings: " +
		// InvokerHelper.toString(result.getStrings()));
        //        System.out.println("Values: " +
		// InvokerHelper.toString(result.getValues()));

        assertEquals("Hello JamesHello Bob", result.toString());
    }

    public void testEqualsAndHashCode() {
        DummyGString a = new DummyGString(new Object[] { new Integer(1)});
        DummyGString b = new DummyGString(new Object[] { new Long(1)});
        DummyGString c = new DummyGString(new Object[] { new Double(2.3)});

        assertTrue("a == b", a.equals(b));
        assertEquals("hashcode a == b", a.hashCode(), b.hashCode());

        assertFalse("a != c", a.equals(c));
        assertTrue("hashcode a != c", a.hashCode() != c.hashCode());

        assertEquals("a <=> b", 0, a.compareTo(b));
        assertEquals("a <=> b", -1, a.compareTo(c));
    }
}