/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.sling.scripting.javascript.internal;
import javax.script.Bindings;
import javax.script.ScriptEngine;
import javax.script.ScriptException;
import javax.script.SimpleBindings;
import junit.framework.TestCase;
import org.apache.sling.scripting.javascript.helper.SlingWrapFactory;
import org.mozilla.javascript.Context;
import org.mozilla.javascript.ImporterTopLevel;
import org.mozilla.javascript.Scriptable;
public class RhinoJavaScriptEngineTest extends TestCase {
public void testPreserveScopeBetweenEvals() throws ScriptException {
MockRhinoJavaScriptEngineFactory factory = new MockRhinoJavaScriptEngineFactory();
ScriptEngine engine = factory.getScriptEngine();
Bindings context = new SimpleBindings();
engine.eval("var f = 1", context);
Object result = null;
try {
result = engine.eval("f += 1", context);
} catch (ScriptException e) {
TestCase.fail(e.getMessage());
}
assertTrue(result instanceof Double);
assertEquals(2.0, result);
}
private static class MockRhinoJavaScriptEngineFactory extends RhinoJavaScriptEngineFactory {
protected SlingWrapFactory wrapFactory;
@Override
public ScriptEngine getScriptEngine() {
final Context rhinoContext = Context.enter();
Scriptable scope = rhinoContext.initStandardObjects(new ImporterTopLevel(), false);
return new RhinoJavaScriptEngine(this, scope);
}
@Override
SlingWrapFactory getWrapFactory() {
if (wrapFactory == null) {
wrapFactory = new SlingWrapFactory();
}
return wrapFactory;
}
}
}