SequenceExpressionTest.java

/*
Copyright (c) 2008 Arno Haase, Andr� Arnold.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Eclipse Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/epl-v10.html

Contributors:
    Arno Haase - initial API and implementation
    Andr� Arnold
 */
package org.eclipse.xtend.backend.expr;

import static org.eclipse.xtend.backend.testhelpers.BackendTestHelper.SOURCE_POS;
import static org.eclipse.xtend.backend.testhelpers.BackendTestHelper.createEmptyExecutionContext;
import static org.junit.Assert.assertEquals;

import java.util.Arrays;

import org.eclipse.xtend.backend.testhelpers.CheckEvaluationExpression;
import org.junit.Test;


/**
 * 
 * @author Arno Haase (http://www.haase-consulting.com)
 * @author Andr� Arnold
 */
public class SequenceExpressionTest {
    @Test public void testLogic () {
        final CheckEvaluationExpression first = new CheckEvaluationExpression ("a");
        final CheckEvaluationExpression second = new CheckEvaluationExpression ("b");
        final CheckEvaluationExpression third = new CheckEvaluationExpression ("c");
        
        final SequenceExpression se = new SequenceExpression (Arrays.asList(first, second, third), SOURCE_POS);
        
        assertEquals ("c", se.evaluate (createEmptyExecutionContext()));
        assertEquals (1, first._evalCounter);
        assertEquals (1, second._evalCounter);
        assertEquals (1, third._evalCounter);
    }
    
}