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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.runtime;
import static jdk.nashorn.internal.runtime.Source.sourceFor;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.fail;
import java.util.Map;
import jdk.nashorn.internal.objects.Global;
import jdk.nashorn.internal.runtime.options.Options;
import org.testng.annotations.Test;
/**
* Basic Context API tests.
*
* @test
* @run testng jdk.nashorn.internal.runtime.ContextTest
*/
@SuppressWarnings("javadoc")
public class ContextTest {
// basic context eval test
@Test
public void evalTest() {
final Options options = new Options("");
final ErrorManager errors = new ErrorManager();
final Context cx = new Context(options, errors, Thread.currentThread().getContextClassLoader());
final Global oldGlobal = Context.getGlobal();
Context.setGlobal(cx.createGlobal());
try {
String code = "22 + 10";
assertTrue(32.0 == ((Number)(eval(cx, "<evalTest>", code))).doubleValue());
code = "obj = { js: 'nashorn' }; obj.js";
assertEquals(eval(cx, "<evalTest2>", code), "nashorn");
} finally {
Context.setGlobal(oldGlobal);
}
}
// Make sure trying to compile an invalid script returns null - see JDK-8046215.
@Test
public void compileErrorTest() {
final Options options = new Options("");
final ErrorManager errors = new ErrorManager();
final Context cx = new Context(options, errors, Thread.currentThread().getContextClassLoader());
final Global oldGlobal = Context.getGlobal();
Context.setGlobal(cx.createGlobal());
try {
final ScriptFunction script = cx.compileScript(sourceFor("<evalCompileErrorTest>", "*/"), Context.getGlobal());
if (script != null) {
fail("Invalid script compiled without errors");
}
if (errors.getNumberOfErrors() != 1) {
fail("Wrong number of errors: " + errors.getNumberOfErrors());
}
} finally {
Context.setGlobal(oldGlobal);
}
}
// basic check for JS reflection access - java.util.Map-like access on ScriptObject
@Test
public void reflectionTest() {
final Options options = new Options("");
final ErrorManager errors = new ErrorManager();
final Context cx = new Context(options, errors, Thread.currentThread().getContextClassLoader());
final boolean strict = cx.getEnv()._strict;
final Global oldGlobal = Context.getGlobal();
Context.setGlobal(cx.createGlobal());
try {
final String code = "var obj = { x: 344, y: 42 }";
eval(cx, "<reflectionTest>", code);
final Object obj = Context.getGlobal().get("obj");
assertTrue(obj instanceof ScriptObject);
final ScriptObject sobj = (ScriptObject)obj;
int count = 0;
for (final Map.Entry<?, ?> ex : sobj.entrySet()) {
final Object key = ex.getKey();
if (key.equals("x")) {
assertTrue(ex.getValue() instanceof Number);
assertTrue(344.0 == ((Number)ex.getValue()).doubleValue());
count++;
} else if (key.equals("y")) {
assertTrue(ex.getValue() instanceof Number);
assertTrue(42.0 == ((Number)ex.getValue()).doubleValue());
count++;
}
}
assertEquals(count, 2);
assertEquals(sobj.size(), 2);
// add property
sobj.put("zee", "hello", strict);
assertEquals(sobj.get("zee"), "hello");
assertEquals(sobj.size(), 3);
} finally {
Context.setGlobal(oldGlobal);
}
}
private static Object eval(final Context cx, final String name, final String code) {
final Source source = sourceFor(name, code);
final ScriptObject global = Context.getGlobal();
final ScriptFunction func = cx.compileScript(source, global);
return func != null ? ScriptRuntime.apply(func, global) : null;
}
}
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