| /* |
| * 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; |
| |
| import java.util.List; |
| |
| import javax.script.Compilable; |
| import javax.script.CompiledScript; |
| import javax.script.ScriptEngine; |
| import javax.script.ScriptEngineManager; |
| import javax.script.ScriptException; |
| import javax.script.SimpleBindings; |
| |
| import junit.framework.TestCase; |
| |
| import org.apache.bsf.utils.TestScriptEngine; |
| import org.apache.bsf.utils.TestScriptEngineFactory; |
| |
| public class ScriptEngineManagerTest extends TestCase { |
| private ScriptEngineManager mgr = null; |
| |
| public ScriptEngineManagerTest() { |
| super("ScriptEngineManagerTest"); |
| } |
| |
| protected void setUp() throws Exception { |
| super.setUp(); |
| mgr = new ScriptEngineManager(); |
| } |
| |
| public void testScriptEngineManager() { |
| assertNotNull(mgr); |
| List facs = mgr.getEngineFactories(); |
| assertNotNull(facs); |
| assertTrue(facs.size() > 0); // need at least one |
| } |
| |
| public void testGetPut() { |
| mgr.put("x", new Integer(1)); |
| Object retValue = mgr.get("x"); |
| assertEquals(new Integer(1), retValue); |
| try { |
| mgr.get(null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.get(""); |
| fail("Expected IllegalArgumentException"); |
| } catch (IllegalArgumentException e) { |
| } |
| assertNull(mgr.get("missing_Key")); |
| assertNull(mgr.get("null_Key")); |
| mgr.put("null_Key", null); |
| assertNull(mgr.get("null_Key")); |
| } |
| |
| public void testGetEngineByExtension() { |
| ScriptEngine engine; |
| |
| engine = mgr.getEngineByExtension("tEst"); |
| assertNotNull(engine); |
| assertTrue(engine instanceof TestScriptEngine); |
| |
| engine = mgr.getEngineByExtension("teSt"); |
| assertNotNull(engine); |
| assertTrue(engine instanceof TestScriptEngine); |
| } |
| |
| public void testGetEngineByMimeType() { |
| ScriptEngine engine; |
| engine = mgr.getEngineByMimeType("application/junit"); |
| assertNotNull(engine); |
| assertTrue(engine instanceof TestScriptEngine); |
| } |
| |
| public void testGetEngineByName() { |
| ScriptEngine engine; |
| |
| engine = mgr.getEngineByName("JUnit"); |
| assertNotNull(engine); |
| assertTrue(engine instanceof TestScriptEngine); |
| } |
| |
| public void testGetEngineFactories() { |
| boolean found = false; |
| List factories = mgr.getEngineFactories(); |
| |
| for(int i = 0; i < factories.size(); i++) { |
| if (factories.get(i) instanceof TestScriptEngineFactory) { |
| found = true; |
| break; |
| } |
| } |
| |
| if (!found) { |
| fail("ScriptEngineManager.getEngineFactories(): " + |
| "TestScriptEngineFactory is not present .."); |
| } |
| } |
| |
| public void testRegisterEngineExtension() { |
| try { |
| mgr.registerEngineExtension(null, null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineExtension(null, new TestScriptEngineFactory()); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineExtension("", null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| assertNull(mgr.getEngineByExtension("")); // not yet defined |
| // Empty extensions are allowed |
| mgr.registerEngineExtension("", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByExtension("")); //now defined |
| assertNull(mgr.getEngineByExtension("junit2")); // not yet defined |
| mgr.registerEngineExtension("junit2", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByExtension("junit2")); //now defined |
| } |
| |
| public void testRegisterEngineName() { |
| try { |
| mgr.registerEngineName(null, null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineName(null, new TestScriptEngineFactory()); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineName("", null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| assertNull(mgr.getEngineByName("")); // not yet defined |
| // Empty extensions are allowed |
| mgr.registerEngineName("", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByName("")); //now defined |
| assertNull(mgr.getEngineByName("junit2")); // not yet defined |
| mgr.registerEngineName("junit2", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByName("junit2")); //now defined |
| } |
| |
| public void testRegisterEngineMimeType() { |
| try { |
| mgr.registerEngineMimeType(null, null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineMimeType(null, new TestScriptEngineFactory()); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| try { |
| mgr.registerEngineMimeType("", null); |
| fail("Expected NullPointerException"); |
| } catch (NullPointerException e) { |
| } |
| assertNull(mgr.getEngineByMimeType("")); // not yet defined |
| // Empty extensions are allowed |
| mgr.registerEngineMimeType("", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByMimeType("")); //now defined |
| assertNull(mgr.getEngineByMimeType("junit2")); // not yet defined |
| mgr.registerEngineMimeType("junit2", new TestScriptEngineFactory()); |
| assertNotNull(mgr.getEngineByMimeType("junit2")); //now defined |
| } |
| |
| public void testSetBindings() { |
| assertNotNull(mgr.getBindings()); |
| try { |
| mgr.setBindings(null); |
| fail("Expected IllegalArgumentException"); |
| } catch (IllegalArgumentException e) { |
| } |
| final SimpleBindings bindings = new SimpleBindings(); |
| assertNotSame(bindings, mgr.getBindings()); |
| mgr.setBindings(bindings); |
| assertSame(bindings, mgr.getBindings()); |
| } |
| |
| public void testEvalAndCompile() throws ScriptException{ |
| ScriptEngine se = mgr.getEngineByName("JUnit"); |
| assertNotNull(se); |
| se.put("key", "value"); |
| assertEquals("value",se.eval("key")); |
| if (se instanceof Compilable){ |
| Compilable co = (Compilable) se; |
| CompiledScript cs = co.compile("key"); |
| assertNotNull(cs); |
| assertEquals("value",cs.eval()); |
| assertEquals("value",cs.eval()); |
| } else { |
| fail("Expected engine to implement Compilable"); |
| } |
| } |
| |
| } |