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/*******************************************************************************
* Copyright (c) 2011 Mat Booth and others.
* 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:
* Mat Booth
*******************************************************************************/
package org.eclipse.dltk.sh.internal.ui.text.tests;
import org.eclipse.dltk.sh.internal.ui.text.AssignmentDetector;
import org.eclipse.dltk.sh.internal.ui.text.AssignmentRule;
import org.eclipse.dltk.sh.internal.ui.text.IShellPartitions;
import org.eclipse.jface.text.rules.Token;
import org.junit.Assert;
import org.junit.Test;
/**
* Tests the assignment rule that detects variable assignments.
*/
public class AssignmentRuleTest {
// Mock objects
private MockScanner fScanner;
// Objects under test
private static AssignmentRule fRule = new AssignmentRule(new AssignmentDetector(),
Token.UNDEFINED, new Token(IShellPartitions.PARAM_CONTENT_TYPE));
/**
* Match simple variable assignments.
*/
@Test
public void testAssignmentMatch() {
fScanner = new MockScanner("VAR=assignment");
Assert.assertFalse(fRule.evaluate(fScanner).isUndefined());
Assert.assertEquals("VAR", fScanner.getBuffer().substring(0, fScanner.getOffset()));
}
/**
* Match assignments to shell array variable indexes.
*/
@Test
public void testArrayIndexAssignmentMatch() {
fScanner = new MockScanner("VAR[2]=assignment");
Assert.assertFalse(fRule.evaluate(fScanner).isUndefined());
Assert.assertEquals("VAR[2]", fScanner.getBuffer().substring(0, fScanner.getOffset()));
}
/**
* The equals MUST immediately follow the var-name, otherwise don't match.
*/
@Test
public void testNonAssignmentMatch() {
fScanner = new MockScanner("VAR = assignment");
Assert.assertTrue(fRule.evaluate(fScanner).isUndefined());
Assert.assertEquals("", fScanner.getBuffer().substring(0, fScanner.getOffset()));
}
}
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