/*
* Copyright 2002-2007 the original author or authors.
*
* Licensed 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.springframework.scripting.jruby;
import java.util.Map;
import junit.framework.TestCase;
import org.springframework.aop.support.AopUtils;
import org.springframework.aop.target.dynamic.Refreshable;
import org.springframework.beans.TestBean;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.scripting.Calculator;
import org.springframework.scripting.ConfigurableMessenger;
import org.springframework.scripting.Messenger;
import org.springframework.scripting.ScriptCompilationException;
import org.springframework.scripting.TestBeanAwareMessenger;
/**
* @author Rob Harrop
* @author Rick Evans
* @author Juergen Hoeller
*/
public class JRubyScriptFactoryTests extends TestCase {
private static final String RUBY_SCRIPT_SOURCE_LOCATOR =
"inline:require 'java'\n" +
"class RubyBar\n" +
"end\n" +
"RubyBar.new";
public void testStaticScript() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jrubyContext.xml", getClass());
Calculator calc = (Calculator) ctx.getBean("calculator");
Messenger messenger = (Messenger) ctx.getBean("messenger");
assertFalse("Scripted object should not be instance of Refreshable", calc instanceof Refreshable);
assertFalse("Scripted object should not be instance of Refreshable", messenger instanceof Refreshable);
assertEquals(calc, calc);
assertEquals(messenger, messenger);
assertTrue(!messenger.equals(calc));
assertTrue(messenger.hashCode() != calc.hashCode());
assertTrue(!messenger.toString().equals(calc.toString()));
String desiredMessage = "Hello World!";
assertEquals("Message is incorrect", desiredMessage, messenger.getMessage());
}
public void testNonStaticScript() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jrubyRefreshableContext.xml", getClass());
Messenger messenger = (Messenger) ctx.getBean("messenger");
assertTrue("Should be a proxy for refreshable scripts", AopUtils.isAopProxy(messenger));
assertTrue("Should be an instance of Refreshable", messenger instanceof Refreshable);
String desiredMessage = "Hello World!";
assertEquals("Message is incorrect.", desiredMessage, messenger.getMessage());
Refreshable refreshable = (Refreshable) messenger;
refreshable.refresh();
assertEquals("Message is incorrect after refresh.", desiredMessage, messenger.getMessage());
assertEquals("Incorrect refresh count", 2, refreshable.getRefreshCount());
}
public void testScriptCompilationException() throws Exception {
try {
new ClassPathXmlApplicationContext("jrubyBrokenContext.xml", getClass());
fail("Should throw exception for broken script file");
}
catch (BeanCreationException ex) {
assertTrue(ex.contains(ScriptCompilationException.class));
}
}
public void testCtorWithNullScriptSourceLocator() throws Exception {
try {
new JRubyScriptFactory(null, new Class[]{Messenger.class});
fail("Must have thrown exception by this point.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCtorWithEmptyScriptSourceLocator() throws Exception {
try {
new JRubyScriptFactory("", new Class[]{Messenger.class});
fail("Must have thrown exception by this point.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCtorWithWhitespacedScriptSourceLocator() throws Exception {
try {
new JRubyScriptFactory("\n ", new Class[]{Messenger.class});
fail("Must have thrown exception by this point.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCtorWithNullScriptInterfacesArray() throws Exception {
try {
new JRubyScriptFactory(RUBY_SCRIPT_SOURCE_LOCATOR, null);
fail("Must have thrown exception by this point.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCtorWithEmptyScriptInterfacesArray() throws Exception {
try {
new JRubyScriptFactory(RUBY_SCRIPT_SOURCE_LOCATOR, new Class[]{});
fail("Must have thrown exception by this point.");
}
catch (IllegalArgumentException expected) {
}
}
public void testResourceScriptFromTag() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-with-xsd.xml", getClass());
TestBean testBean = (TestBean) ctx.getBean("testBean");
Messenger messenger = (Messenger) ctx.getBean("messenger");
assertEquals("Hello World!", messenger.getMessage());
assertFalse(messenger instanceof Refreshable);
TestBeanAwareMessenger messengerByType = (TestBeanAwareMessenger) ctx.getBean("messengerByType");
assertEquals(testBean, messengerByType.getTestBean());
TestBeanAwareMessenger messengerByName = (TestBeanAwareMessenger) ctx.getBean("messengerByName");
assertEquals(testBean, messengerByName.getTestBean());
}
public void testPrototypeScriptFromTag() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-with-xsd.xml", getClass());
ConfigurableMessenger messenger = (ConfigurableMessenger) ctx.getBean("messengerPrototype");
ConfigurableMessenger messenger2 = (ConfigurableMessenger) ctx.getBean("messengerPrototype");
assertNotSame(messenger, messenger2);
assertSame(messenger.getClass(), messenger2.getClass());
assertEquals("Hello World!", messenger.getMessage());
assertEquals("Hello World!", messenger2.getMessage());
messenger.setMessage("Bye World!");
messenger2.setMessage("Byebye World!");
assertEquals("Bye World!", messenger.getMessage());
assertEquals("Byebye World!", messenger2.getMessage());
}
public void testInlineScriptFromTag() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-with-xsd.xml", getClass());
Calculator calculator = (Calculator) ctx.getBean("calculator");
assertNotNull(calculator);
assertFalse(calculator instanceof Refreshable);
}
public void testRefreshableFromTag() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-with-xsd.xml", getClass());
Messenger messenger = (Messenger) ctx.getBean("refreshableMessenger");
assertEquals("Hello World!", messenger.getMessage());
assertTrue("Messenger should be Refreshable", messenger instanceof Refreshable);
}
public void testThatMultipleScriptInterfacesAreSupported() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-with-xsd.xml", getClass());
Messenger messenger = (Messenger) ctx.getBean("calculatingMessenger");
assertEquals("Hello World!", messenger.getMessage());
// cool, now check that the Calculator interface is also exposed
Calculator calc = (Calculator) messenger;
assertEquals(0, calc.add(2, -2));
}
public void testWithComplexArg() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jrubyContext.xml", getClass());
Printer printer = (Printer) ctx.getBean("printer");
CountingPrintable printable = new CountingPrintable();
printer.print(printable);
assertEquals(1, printable.count);
}
public void testWithPrimitiveArgsInReturnTypeAndParameters() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jrubyContextForPrimitives.xml", getClass());
PrimitiveAdder adder = (PrimitiveAdder) ctx.getBean("adder");
assertEquals(2, adder.addInts(1, 1));
assertEquals(4, adder.addShorts((short) 1, (short) 3));
assertEquals(5, adder.addLongs(2L, 3L));
assertEquals(5, new Float(adder.addFloats(2.0F, 3.1F)).intValue());
assertEquals(5, new Double(adder.addDoubles(2.0, 3.1)).intValue());
assertFalse(adder.resultIsPositive(-200, 1));
assertEquals("ri", adder.concatenate('r', 'i'));
assertEquals('c', adder.echo('c'));
}
public void testWithWrapperArgsInReturnTypeAndParameters() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jrubyContextForWrappers.xml", getClass());
WrapperAdder adder = (WrapperAdder) ctx.getBean("adder");
assertEquals(new Integer(2), adder.addInts(new Integer(1), new Integer(1)));
assertEquals(Integer.class, adder.addInts(new Integer(1), new Integer(1)).getClass());
assertEquals(new Short((short) 4), adder.addShorts(new Short((short) 1), new Short((short) 3)));
assertEquals(Short.class, adder.addShorts(new Short((short) 1), new Short((short) 3)).getClass());
assertEquals(new Long(5L), adder.addLongs(new Long(2L), new Long(3L)));
assertEquals(Long.class, adder.addLongs(new Long(2L), new Long(3L)).getClass());
assertEquals(5, adder.addFloats(new Float(2.0F), new Float(3.1F)).intValue());
assertEquals(Float.class, adder.addFloats(new Float(2.0F), new Float(3.1F)).getClass());
assertEquals(5, new Double(adder.addDoubles(new Double(2.0), new Double(3.1)).intValue()).intValue());
assertEquals(Double.class, adder.addDoubles(new Double(2.0), new Double(3.1)).getClass());
assertFalse(adder.resultIsPositive(new Integer(-200), new Integer(1)).booleanValue());
assertEquals(Boolean.class, adder.resultIsPositive(new Integer(-200), new Integer(1)).getClass());
assertEquals("ri", adder.concatenate(new Character('r'), new Character('i')));
assertEquals(String.class, adder.concatenate(new Character('r'), new Character('i')).getClass());
assertEquals(new Character('c'), adder.echo(new Character('c')));
assertEquals(Character.class, adder.echo(new Character('c')).getClass());
Integer[] numbers = new Integer[]{new Integer(1), new Integer(2), new Integer(3), new Integer(4), new Integer(5)};
assertEquals("12345", adder.concatArrayOfIntegerWrappers(numbers));
assertEquals(String.class, adder.concatArrayOfIntegerWrappers(numbers).getClass());
Short[] shorts = adder.populate(new Short((short) 1), new Short((short) 2));
assertEquals(2, shorts.length);
assertNotNull(shorts[0]);
assertEquals(new Short((short) 1), shorts[0]);
assertNotNull(shorts[1]);
assertEquals(new Short((short) 2), shorts[1]);
String[][] lol = adder.createListOfLists("1", "2", "3");
assertNotNull(lol);
assertEquals(3, lol.length);
assertEquals("1", lol[0][0]);
assertEquals("2", lol[1][0]);
assertEquals("3", lol[2][0]);
Map singleValueMap = adder.toMap("key", "value");
assertNotNull(singleValueMap);
assertEquals(1, singleValueMap.size());
assertEquals("key", singleValueMap.keySet().iterator().next());
assertEquals("value", singleValueMap.values().iterator().next());
String[] expectedStrings = new String[]{"1", "2", "3"};
Map map = adder.toMap("key", expectedStrings);
assertNotNull(map);
assertEquals(1, map.size());
assertEquals("key", map.keySet().iterator().next());
String[] strings = (String[]) map.values().iterator().next();
for (int i = 0; i < expectedStrings.length; ++i) {
assertEquals(expectedStrings[i], strings[i]);
}
}
public void testAOP() throws Exception {
ApplicationContext ctx = new ClassPathXmlApplicationContext("jruby-aop.xml", getClass());
Messenger messenger = (Messenger) ctx.getBean("messenger");
assertEquals(new StringBuffer("Hello World!").reverse().toString(), messenger.getMessage());
}
private static final class CountingPrintable implements Printable {
public int count;
public String getContent() {
this.count++;
return "Hello World!";
}
}
}