/projects/netbeans-7.3/lexer/test/unit/src/org/netbeans/lib/lexer/LAStateTest.java
Java | 148 lines | 81 code | 19 blank | 48 comment | 2 complexity | aadca267072dd4ffc6ae6ebd6f5d7d6b MD5 | raw file
- /*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved.
- *
- * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
- * Other names may be trademarks of their respective owners.
- *
- * The contents of this file are subject to the terms of either the GNU
- * General Public License Version 2 only ("GPL") or the Common
- * Development and Distribution License("CDDL") (collectively, the
- * "License"). You may not use this file except in compliance with the
- * License. You can obtain a copy of the License at
- * http://www.netbeans.org/cddl-gplv2.html
- * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
- * specific language governing permissions and limitations under the
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- * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the GPL Version 2 section of the License file that
- * accompanied this code. If applicable, add the following below the
- * License Header, with the fields enclosed by brackets [] replaced by
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- * "Portions Copyrighted [year] [name of copyright owner]"
- *
- * Contributor(s):
- *
- * The Original Software is NetBeans. The Initial Developer of the Original
- * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
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- * If you wish your version of this file to be governed by only the CDDL
- * or only the GPL Version 2, indicate your decision by adding
- * "[Contributor] elects to include this software in this distribution
- * under the [CDDL or GPL Version 2] license." If you do not indicate a
- * single choice of license, a recipient has the option to distribute
- * your version of this file under either the CDDL, the GPL Version 2 or
- * to extend the choice of license to its licensees as provided above.
- * However, if you add GPL Version 2 code and therefore, elected the GPL
- * Version 2 license, then the option applies only if the new code is
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- */
- package org.netbeans.lib.lexer;
- import java.util.ArrayList;
- import junit.framework.*;
- import java.util.List;
- /**
- *
- * @author mmetelka
- */
- public class LAStateTest extends TestCase {
- public LAStateTest(String testName) {
- super(testName);
- }
- protected void setUp() throws Exception {
- }
- protected void tearDown() throws Exception {
- }
- public void testLAStateClassTypes() throws Exception {
- LAState laState = LAState.empty();
- laState = laState.add(1, null); // should remain NoState
- assertEquals(laState.getClass(), LAState.NoState.class);
- laState = LAState.empty();
- laState = laState.add(127, null);
- assertEquals(laState.getClass(), LAState.NoState.class);
- laState = LAState.empty();
- laState = laState.add(127, new Integer(127));
- assertEquals(laState.getClass(), LAState.ByteState.class);
- laState = LAState.empty();
- laState = laState.add(128, null);
- assertEquals(laState.getClass(), LAState.LargeState.class);
- laState = LAState.empty();
- laState = laState.add(0, new Object());
- assertEquals(laState.getClass(), LAState.LargeState.class);
- }
- public void testLAState() {
- List<Object> expected = new ArrayList<Object>();
- LAState laState = LAState.empty();
- laState = add(expected, laState, 0, null);
- laState = add(expected, laState, 1, null);
- laState = add(expected, laState, 0, new Object());
- laState = add(expected, laState, 127, null);
- laState = add(expected, laState, 127, new Integer(-1));
- remove(expected, laState, 1, 3);
- List<Object> expectedInner = expected;
- LAState laStateInner = laState;
- expected = new ArrayList<Object>();
- laState = laState.empty();
- laState = add(expected, laState, 1, null);
- laState = add(expected, laState, 7, null);
- laState = add(expected, laState, 5, null);
- laState = addAll(expected, laState, 1, expectedInner, laStateInner);
- laState = addAll(expected, laState, laState.size(), expectedInner, laStateInner);
- remove(expected, laState, 4, 3);
- laState = addAll(expected, laState, 0, expectedInner, laStateInner);
- }
- private static LAState add(List<Object> expectedLAState, LAState laState, int lookahead, Object state) {
- expectedLAState.add(Integer.valueOf(lookahead));
- expectedLAState.add(state);
- laState = laState.add(lookahead, state);
- consistencyCheck(expectedLAState, laState);
- return laState;
- }
- private static LAState addAll(List<Object> expectedLAState, LAState laState, int index,
- List<Object> expectedLAStateToAdd, LAState laStateToAdd) {
- expectedLAState.addAll(index << 1, expectedLAStateToAdd);
- laState = laState.addAll(index, laStateToAdd);
- consistencyCheck(expectedLAState, laState);
- return laState;
- }
- private static void remove(List<Object> expectedLAState, LAState laState, int index, int count) {
- for (int i = count << 1; i > 0; i--) {
- expectedLAState.remove(index << 1);
- }
- laState.remove(index, count);
- consistencyCheck(expectedLAState, laState);
- }
- private static void consistencyCheck(List<Object> expectedLAState, LAState laState) {
- // Ensure the test laState class is equal to expected one
- assertEquals(expectedLAState.size() & 1, 0);
- assertEquals("Invalid size", expectedLAState.size() >> 1, laState.size());
- for (int i = 0; i < expectedLAState.size(); i++) {
- assertEquals("Invalid lookahead", ((Integer)expectedLAState.get(i)).intValue(), laState.lookahead(i >> 1));
- i++;
- assertEquals("Invalid state", expectedLAState.get(i), laState.state(i >> 1));
- }
- }
- }