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* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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package org.netbeans.modules.lexer.editorbridge.calc.lang;
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import junit.framework.TestCase;
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import org.netbeans.lib.lexer.test.FixedTextDescriptor;
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import org.netbeans.lib.lexer.test.RandomCharDescriptor;
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import org.netbeans.lib.lexer.test.RandomModifyDescriptor;
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import org.netbeans.lib.lexer.test.RandomTextProvider;
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import org.netbeans.lib.lexer.test.TestRandomModify;
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* Test several simple lexer impls.
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public class CalcLexerRandomTest extends TestCase {
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public CalcLexerRandomTest(String testName) {
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protected void setUp() throws java.lang.Exception {
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// Set-up testing environment
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System.setProperty("netbeans.debug.lexer.test", "true");
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protected void tearDown() throws java.lang.Exception {
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public void testRandom() throws Exception {
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private void test(long seed) throws Exception {
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TestRandomModify randomModify = new TestRandomModify(seed);
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randomModify.setLanguage(CalcTokenId.language());
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//randomModify.setDebugOperation(true);
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//randomModify.setDebugDocumentText(true);
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//randomModify.setDebugHierarchy(true);
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FixedTextDescriptor[] fixedTexts = new FixedTextDescriptor[] {
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FixedTextDescriptor.create("pi", 0.2),
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RandomCharDescriptor[] regularChars = new RandomCharDescriptor[] {
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RandomCharDescriptor.space(0.3),
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RandomCharDescriptor.lf(0.3),
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RandomCharDescriptor.digit(0.3),
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RandomCharDescriptor.chars(new char[] {
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'e', '+', '-', '*', '/', '(', ')' }, 0.3),
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RandomCharDescriptor.chars(new char[] {
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'x', 'i', 'p'}, 0.05),
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RandomCharDescriptor[] anyChar = new RandomCharDescriptor[] {
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RandomCharDescriptor.anyChar(1.0),
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RandomTextProvider regularTextProvider = new RandomTextProvider(regularChars, fixedTexts);
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RandomTextProvider anyCharTextProvider = new RandomTextProvider(anyChar, fixedTexts);
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new RandomModifyDescriptor[] {
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new RandomModifyDescriptor(300, regularTextProvider,
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new RandomModifyDescriptor[] {
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new RandomModifyDescriptor(300, anyCharTextProvider,
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new RandomModifyDescriptor(300, anyCharTextProvider,