| /* |
| * 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.bsf.testing.e4x; |
| |
| import java.io.StringReader; |
| |
| import javax.script.Bindings; |
| import javax.script.Invocable; |
| import javax.script.ScriptEngine; |
| import javax.script.ScriptEngineManager; |
| import javax.script.ScriptException; |
| import javax.xml.stream.FactoryConfigurationError; |
| import javax.xml.stream.XMLInputFactory; |
| import javax.xml.stream.XMLStreamException; |
| import javax.xml.stream.XMLStreamReader; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.axiom.om.OMElement; |
| import org.apache.axiom.om.impl.builder.StAXOMBuilder; |
| import org.apache.bsf.xml.XMLHelper; |
| |
| /** |
| * Tests a basic JavaScrip/E4X invocation |
| */ |
| public class HelloTestCase extends TestCase { |
| |
| private XMLHelper xmlHelper; |
| private ScriptEngine engine; |
| |
| public void testInvokeFunctionInXML() throws ScriptException, XMLStreamException, FactoryConfigurationError, NoSuchMethodException { |
| engine.eval("function isXML(xml) { return typeof xml == 'xml'; }" ); |
| assertTrue(engine instanceof Invocable); |
| Invocable invocableScript = (Invocable) engine; |
| |
| Object xmlIn = xmlHelper.toScriptXML(createOMElement("<a><b>petra</b></a>")); |
| |
| Object o = invocableScript.invokeFunction("isXML", new Object[]{xmlIn}); |
| assertTrue(o instanceof Boolean); |
| assertTrue(((Boolean)o).booleanValue()); |
| } |
| |
| public void testInvokeFunctionOutXML() throws ScriptException, XMLStreamException, FactoryConfigurationError, NoSuchMethodException { |
| engine.eval("function hello(xml) { return <foo>{xml.b}</foo>; }" ); |
| assertTrue(engine instanceof Invocable); |
| Invocable invocableScript = (Invocable) engine; |
| |
| Object xmlIn = xmlHelper.toScriptXML(createOMElement("<a><b>petra</b></a>")); |
| |
| Object xmlOut = invocableScript.invokeFunction("hello", new Object[]{xmlIn}); |
| OMElement omOut = xmlHelper.toOMElement(xmlOut); |
| assertEquals("<foo><b>petra</b></foo>", omOut.toString()); |
| } |
| |
| public void testE4X() throws ScriptException, XMLStreamException, FactoryConfigurationError { |
| Object o = xmlHelper.toScriptXML(createOMElement("<a><b>petra</b></a>")); |
| OMElement om = xmlHelper.toOMElement(o); |
| assertEquals("<a><b>petra</b></a>", om.toString()); |
| |
| Bindings bindings = engine.createBindings(); |
| bindings.put("o", o); |
| Object x = engine.eval("typeof o", bindings); |
| assertEquals("xml", x); |
| } |
| |
| protected OMElement createOMElement(String s) throws XMLStreamException, FactoryConfigurationError { |
| XMLStreamReader parser = XMLInputFactory.newInstance().createXMLStreamReader(new StringReader(s)); |
| StAXOMBuilder builder = new StAXOMBuilder(parser); |
| OMElement om = builder.getDocumentElement(); |
| return om; |
| } |
| |
| protected void setUp() { |
| engine = new ScriptEngineManager().getEngineByExtension("js"); |
| xmlHelper = XMLHelper.getArgHelper(engine); |
| } |
| |
| } |