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/*******************************************************************************
* Copyright (c) 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.text.tests.rules;
import static org.junit.Assert.assertEquals;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.eclipse.jface.text.Document;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.rules.BufferedRuleBasedScanner;
import org.eclipse.jface.text.rules.RuleBasedScanner;
/**
* @since 3.4
*/
public class ScannerColumnTest {
private IDocument fDocument;
@Before
public void setUp() {
fDocument= new Document("scanner test");
}
@After
public void tearDown() {
fDocument= null;
}
@Test
public void testRuleBasedScannerColumnRead() {
_testScannerColumnRead(new RuleBasedScanner());
}
@Test
public void testRuleBasedScannerColumnUnread() {
_testScannerColumnUnread(new RuleBasedScanner());
}
@Test
public void testBufferedRuleBasedScannerColumnRead() {
_testScannerColumnRead(new BufferedRuleBasedScanner(100));
}
@Test
public void testBufferedRuleBasedScannerColumnUnread() {
_testScannerColumnUnread(new BufferedRuleBasedScanner(100));
}
private void _testScannerColumnRead(RuleBasedScanner scanner) {
scanner.setRange(fDocument, 0, 10);
assertEquals(0, scanner.getColumn());
assertEquals('s', scanner.read());
assertEquals(1, scanner.getColumn());
scanner.unread();
assertEquals(0, scanner.getColumn());
}
private void _testScannerColumnUnread(RuleBasedScanner scanner) {
scanner.setRange(fDocument, 0, 10);
assertEquals(0, scanner.getColumn());
assertEquals('s', scanner.read());
assertEquals(1, scanner.getColumn());
scanner.unread();
assertEquals(0, scanner.getColumn());
}
}
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