1 /*
2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package jdk.nashorn.internal.parser;
27
28 import static jdk.nashorn.internal.runtime.Source.readFully;
29 import static jdk.nashorn.internal.runtime.Source.sourceFor;
30 import java.io.File;
31 import jdk.nashorn.internal.runtime.Context;
32 import jdk.nashorn.internal.runtime.ErrorManager;
33 import jdk.nashorn.internal.runtime.Source;
34 import jdk.nashorn.internal.runtime.options.Options;
35 import org.testng.Assert;
36 import org.testng.annotations.AfterClass;
37 import org.testng.annotations.BeforeClass;
38 import org.testng.annotations.Test;
39
40 /**
41 * Run tests to check Nashorn's parser.
42 */
43 @SuppressWarnings("javadoc")
44 public class ParserTest {
45 private static final boolean VERBOSE = Boolean.valueOf(System.getProperty("parsertest.verbose"));
46 private static final boolean TEST262 = Boolean.valueOf(System.getProperty("parsertest.test262"));
47
48 private static final String TEST_BASIC_DIR = System.getProperty("test.basic.dir");
49 private static final String TEST262_SUITE_DIR = System.getProperty("test262.suite.dir");
50
51
52 interface TestFilter {
53 public boolean exclude(File file, String content);
54 }
55
56 private static void log(final String msg) {
57 org.testng.Reporter.log(msg, true);
58 }
59
60 private Context context;
61
62 @BeforeClass
63 public void setupTest() {
64 final Options options = new Options("nashorn");
65 options.set("anon.functions", true);
66 options.set("parse.only", true);
67 options.set("scripting", true);
68 options.set("const.as.var", true);
69
70 final ErrorManager errors = new ErrorManager();
71 this.context = new Context(options, errors, Thread.currentThread().getContextClassLoader());
72 }
73
74 @AfterClass
75 public void tearDownTest() {
76 this.context = null;
77 }
78
79 @Test
80 public void parseAllTests() {
81 if (TEST262) {
82 parseTestSet(TEST262_SUITE_DIR, new TestFilter() {
83 @Override
84 public boolean exclude(final File file, final String content) {
85 return content != null && content.contains("@negative");
86 }
87 });
88 }
89 parseTestSet(TEST_BASIC_DIR, new TestFilter() {
90 @Override
91 public boolean exclude(final File file, final String content) {
92 return file.getName().equals("es6");
93 }
94 });
95 }
96
97 private void parseTestSet(final String testSet, final TestFilter filter) {
98 passed = 0;
99 failed = 0;
100 skipped = 0;
101
102 final File testSetDir = new File(testSet);
103 if (! testSetDir.isDirectory()) {
104 log("WARNING: " + testSetDir + " not found or not a directory");
105 return;
106 }
107 log(testSetDir.getAbsolutePath());
108 parseJSDirectory(testSetDir, filter);
109
110 log(testSet + " parse done!");
111 log("parse ok: " + passed);
112 log("parse failed: " + failed);
113 log("parse skipped: " + skipped);
114 if (failed != 0) {
115 Assert.fail(failed + " tests failed to compile in " + testSetDir.getAbsolutePath());
116 }
117 }
118
119 // number of scripts that parsed fine
120 private int passed;
121 // number of scripts resulting in parse failure
122 private int failed;
123 // scripts that were skipped - all tests with @negative are
124 // skipped for now.
125 private int skipped;
126
127 private void parseJSDirectory(final File dir, final TestFilter filter) {
128 if (filter != null && filter.exclude(dir, null)) {
129 return;
130 }
131 for (final File f : dir.listFiles()) {
132 if (f.isDirectory()) {
133 parseJSDirectory(f, filter);
134 } else if (f.getName().endsWith(".js")) {
135 parseJSFile(f, filter);
136 }
137 }
138 }
139
140 private void parseJSFile(final File file, final TestFilter filter) {
141 if (VERBOSE) {
142 log("Begin parsing " + file.getAbsolutePath());
143 }
144
145 try {
146 final char[] buffer = readFully(file);
147 boolean excluded = false;
148 if (filter != null) {
149 final String content = new String(buffer);
150 excluded = filter.exclude(file, content);
151 }
152
153 if (excluded) {
154 if (VERBOSE) {
155 log("Skipping " + file.getAbsolutePath());
156 }
157 skipped++;
158 return;
159 }
160
161 final ErrorManager errors = new ErrorManager() {
162 @Override
163 public void error(final String msg) {
164 log(msg);
165 }
166 };
167 errors.setLimit(0);
168 final Source source = sourceFor(file.getAbsolutePath(), buffer);
169 new Parser(context.getEnv(), source, errors, context.getEnv()._strict, null).parse();
170 if (errors.getNumberOfErrors() > 0) {
171 log("Parse failed: " + file.getAbsolutePath());
172 failed++;
173 } else {
174 passed++;
175 }
176 } catch (final Throwable exp) {
177 exp.printStackTrace();
178 log("Parse failed: " + file.getAbsolutePath() + " : " + exp);
179 if (VERBOSE) {
180 exp.printStackTrace(System.out);
181 }
182 failed++;
183 }
184
185 if (VERBOSE) {
186 log("Done parsing " + file.getAbsolutePath());
187 }
188 }
189 }
--- EOF ---