package com.philmcrew.utility;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

/**
 * Operator Tester.
 *
 * @author Mitchell J. Friedman
 * @version 1.0
 * @since <pre>05/31/2005</pre>
 */
public class OperatorTest extends TestCase 
{

	public OperatorTest( String name ) 
	{
		super( name );
	}

	public void setUp() throws Exception 
	{
		super.setUp();
	}

	public void tearDown() throws Exception 
	{
		super.tearDown();
	}

	public void toStringHelper( String opName, int aop, String opValue, String setOpValue, Operator op, Operator op2 ) throws Exception 
	{
		Operator operator = new Operator( aop );
		assertEquals( opName + " op ", aop, operator.getOp() );
		assertEquals( opName, operator.toString(), opValue );
		assertEquals( opName + " set", operator.toSetString(), setOpValue );
		assertTrue( opName + " equals", operator.equals( op ) );
		assertFalse( opName + " equals", operator.equals( op2 ) );

		assertEquals( opName + " op ", aop, op.getOp() );
		assertEquals( opName, op.toString(), opValue );
		assertEquals( opName + " set", op.toSetString(), setOpValue );
		assertFalse( opName + " equals", op.equals( op2 ) );

		assertFalse( opName + " equals", op.equals( null ) );
		assertFalse( opName + " equals", operator.equals( null ) );
	}

	public void testToString() throws Exception 
	{
		toStringHelper( "LESS_THAN_INT", Operator.LESS_THAN_INT, "<", ")",
				Operator.LESS_THAN, Operator.GREATER_THAN );
		toStringHelper( "LESS_THAN_OR_EQUAL_TO_INT", Operator.LESS_THAN_OR_EQUAL_TO_INT, "<=", "]",
				Operator.LESS_THAN_OR_EQUAL_TO, Operator.GREATER_THAN_OR_EQUAL_TO );
		toStringHelper( "EQUAL_TO_INT", Operator.EQUAL_TO_INT, "=", "",
				Operator.EQUAL_TO, Operator.NOT_EQUAL_TO );
		toStringHelper( "GREATER_THAN_OR_EQUAL_TO_INT", Operator.GREATER_THAN_OR_EQUAL_TO_INT, ">=", "[",
				Operator.GREATER_THAN_OR_EQUAL_TO, Operator.LESS_THAN_OR_EQUAL_TO );
		toStringHelper( "GREATER_THAN_INT", Operator.GREATER_THAN_INT, ">", "(",
				Operator.GREATER_THAN, Operator.LESS_THAN );
		toStringHelper( "NOT_EQUAL_TO_INT", Operator.NOT_EQUAL_TO_INT, "<>", "",
				Operator.NOT_EQUAL_TO, Operator.EQUAL_TO );
	}

	public static Test suite() 
	{
		return new TestSuite( OperatorTest.class );
	}
}