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/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package jdk.nashorn.internal.parser.test;
import static jdk.nashorn.internal.runtime.Source.readFully;
import static jdk.nashorn.internal.runtime.Source.sourceFor;
import java.io.File;
import jdk.nashorn.internal.parser.Parser;
import jdk.nashorn.internal.runtime.Context;
import jdk.nashorn.internal.runtime.ErrorManager;
import jdk.nashorn.internal.runtime.Source;
import jdk.nashorn.internal.runtime.options.Options;
import org.testng.Assert;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;
/**
* Run tests to check Nashorn's parser.
*/
@SuppressWarnings("javadoc")
public class ParserTest {
private static final boolean VERBOSE = Boolean.valueOf(System.getProperty("parsertest.verbose"));
private static final boolean TEST262 = Boolean.valueOf(System.getProperty("parsertest.test262"));
private static final String TEST_BASIC_DIR = System.getProperty("test.basic.dir");
private static final String TEST262_SUITE_DIR = System.getProperty("test262.suite.dir");
interface TestFilter {
public boolean exclude(File file, String content);
}
private static void log(final String msg) {
org.testng.Reporter.log(msg, true);
}
private Context context;
@BeforeClass
public void setupTest() {
final Options options = new Options("nashorn");
options.set("anon.functions", true);
options.set("parse.only", true);
options.set("scripting", true);
options.set("const.as.var", true);
final ErrorManager errors = new ErrorManager();
this.context = new Context(options, errors, Thread.currentThread().getContextClassLoader());
}
@AfterClass
public void tearDownTest() {
this.context = null;
}
@Test
public void parseAllTests() {
if (TEST262) {
parseTestSet(TEST262_SUITE_DIR, new TestFilter() {
@Override
public boolean exclude(final File file, final String content) {
return content != null && content.contains("@negative");
}
});
}
parseTestSet(TEST_BASIC_DIR, new TestFilter() {
@Override
public boolean exclude(final File file, final String content) {
return file.getName().equals("es6");
}
});
}
private void parseTestSet(final String testSet, final TestFilter filter) {
passed = 0;
failed = 0;
skipped = 0;
final File testSetDir = new File(testSet);
if (! testSetDir.isDirectory()) {
log("WARNING: " + testSetDir + " not found or not a directory");
return;
}
log(testSetDir.getAbsolutePath());
parseJSDirectory(testSetDir, filter);
log(testSet + " parse done!");
log("parse ok: " + passed);
log("parse failed: " + failed);
log("parse skipped: " + skipped);
if (failed != 0) {
Assert.fail(failed + " tests failed to compile in " + testSetDir.getAbsolutePath());
}
}
// number of scripts that parsed fine
private int passed;
// number of scripts resulting in parse failure
private int failed;
// scripts that were skipped - all tests with @negative are
// skipped for now.
private int skipped;
private void parseJSDirectory(final File dir, final TestFilter filter) {
if (filter != null && filter.exclude(dir, null)) {
return;
}
for (final File f : dir.listFiles()) {
if (f.isDirectory()) {
parseJSDirectory(f, filter);
} else if (f.getName().endsWith(".js")) {
parseJSFile(f, filter);
}
}
}
private void parseJSFile(final File file, final TestFilter filter) {
if (VERBOSE) {
log("Begin parsing " + file.getAbsolutePath());
}
try {
final char[] buffer = readFully(file);
boolean excluded = false;
if (filter != null) {
final String content = new String(buffer);
excluded = filter.exclude(file, content);
}
if (excluded) {
if (VERBOSE) {
log("Skipping " + file.getAbsolutePath());
}
skipped++;
return;
}
final ErrorManager errors = new ErrorManager() {
@Override
public void error(final String msg) {
log(msg);
}
};
errors.setLimit(0);
final Source source = sourceFor(file.getAbsolutePath(), buffer);
new Parser(context.getEnv(), source, errors, context.getEnv()._strict, null).parse();
if (errors.getNumberOfErrors() > 0) {
log("Parse failed: " + file.getAbsolutePath());
failed++;
} else {
passed++;
}
} catch (final Throwable exp) {
exp.printStackTrace();
log("Parse failed: " + file.getAbsolutePath() + " : " + exp);
if (VERBOSE) {
exp.printStackTrace(System.out);
}
failed++;
}
if (VERBOSE) {
log("Done parsing " + file.getAbsolutePath());
}
}
}
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