groovy-core/src/test/groovy/lang/GStringTest.java

/*
 * $Id$
 * 
 * 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
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 * of this document. 2. Redistributions in binary form must reproduce the above
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 * from this Software without prior written permission of The Codehaus. For
 * written permission, please contact info@codehaus.org. 4. Products derived
 * from this Software may not be called "groovy" nor may "groovy" appear in
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 * Codehaus - http://groovy.codehaus.org/
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package groovy.lang;

import groovy.util.GroovyTestCase;
import org.codehaus.groovy.runtime.InvokerHelper;

/**
 * Tests the use of the structured Attribute type
 *
 * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
 * @version $Revision$
 */
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());
        assertEquals('J', a.charAt(6));
        assertEquals("o J", a.subSequence(4, 7));
    }

    public void testAppendString2() {
        DummyGString a = new DummyGString(new Object[]{"James"}, new String[]{"Hello "});
        GString result = a.plus(" how are you?");
        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("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)});
        Comparable 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));
    }
}