| /* |
| $Id$ |
| |
| Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved. |
| |
| Redistribution and use of this software and associated documentation |
| ("Software"), with or without modification, are permitted provided |
| that the following conditions are met: |
| |
| 1. Redistributions of source code must retain copyright |
| statements and notices. Redistributions must also contain a |
| copy of this document. |
| |
| 2. Redistributions in binary form must reproduce the |
| above copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
| |
| 3. The name "groovy" must not be used to endorse or promote |
| products derived from this Software without prior written |
| permission of The Codehaus. For written permission, |
| please contact info@codehaus.org. |
| |
| 4. Products derived from this Software may not be called "groovy" |
| nor may "groovy" appear in their names without prior written |
| permission of The Codehaus. "groovy" is a registered |
| trademark of The Codehaus. |
| |
| 5. Due credit should be given to The Codehaus - |
| http://groovy.codehaus.org/ |
| |
| THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS |
| ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT |
| NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
| THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| */ |
| |
| package org.codehaus.groovy.classgen; |
| |
| import org.codehaus.groovy.ast.*; |
| import org.codehaus.groovy.ast.expr.VariableExpression; |
| import org.codehaus.groovy.ast.stmt.BlockStatement; |
| import org.codehaus.groovy.ast.stmt.ForStatement; |
| import org.codehaus.groovy.ast.stmt.Statement; |
| import org.codehaus.groovy.runtime.InvokerHelper; |
| import org.codehaus.groovy.runtime.InvokerInvocationException; |
| |
| /** |
| * @author <a href="mailto:james@coredevelopers.net">James Strachan</a> |
| * @author Pilho Kim |
| * @version $Revision$ |
| */ |
| public class ForTest extends TestSupport { |
| |
| public void testNonLoop() throws Exception { |
| ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC, ClassHelper.OBJECT_TYPE); |
| classNode.addConstructor(new ConstructorNode(ACC_PUBLIC, null)); |
| |
| Parameter[] parameters = {new Parameter(ClassHelper.OBJECT_TYPE, "coll")}; |
| |
| Statement statement = createPrintlnStatement(new VariableExpression("coll")); |
| classNode.addMethod(new MethodNode("oneParamDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, parameters, ClassNode.EMPTY_ARRAY, statement)); |
| |
| Class fooClass = loadClass(classNode); |
| assertTrue("Loaded a new class", fooClass != null); |
| |
| Object bean = fooClass.newInstance(); |
| assertTrue("Managed to create bean", bean != null); |
| |
| System.out.println("################ Now about to invoke a method without looping"); |
| Object value = new Integer(10000); |
| |
| try { |
| InvokerHelper.invokeMethod(bean, "oneParamDemo", new Object[]{value}); |
| } catch (InvokerInvocationException e) { |
| System.out.println("Caught: " + e.getCause()); |
| e.getCause().printStackTrace(); |
| fail("Should not have thrown an exception"); |
| } |
| System.out.println("################ Done"); |
| } |
| |
| |
| public void testLoop() throws Exception { |
| ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC, ClassHelper.OBJECT_TYPE); |
| classNode.addConstructor(new ConstructorNode(ACC_PUBLIC, null)); |
| |
| Parameter[] parameters = {new Parameter(ClassHelper.OBJECT_TYPE.makeArray(), "coll")}; |
| |
| Statement loopStatement = createPrintlnStatement(new VariableExpression("i")); |
| |
| ForStatement statement = new ForStatement(new Parameter(ClassHelper.OBJECT_TYPE, "i"), new VariableExpression("coll"), loopStatement); |
| classNode.addMethod(new MethodNode("iterateDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, parameters, ClassNode.EMPTY_ARRAY, statement)); |
| |
| Class fooClass = loadClass(classNode); |
| assertTrue("Loaded a new class", fooClass != null); |
| |
| Object bean = fooClass.newInstance(); |
| assertTrue("Managed to create bean", bean != null); |
| |
| System.out.println("################ Now about to invoke a method with looping"); |
| Object[] array = {new Integer(1234), "abc", "def"}; |
| |
| try { |
| InvokerHelper.invokeMethod(bean, "iterateDemo", new Object[]{array}); |
| } catch (InvokerInvocationException e) { |
| System.out.println("Caught: " + e.getCause()); |
| e.getCause().printStackTrace(); |
| fail("Should not have thrown an exception"); |
| } |
| System.out.println("################ Done"); |
| } |
| |
| public void testManyParam() throws Exception { |
| ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC, ClassHelper.OBJECT_TYPE); |
| classNode.addConstructor(new ConstructorNode(ACC_PUBLIC, null)); |
| |
| Parameter[] parameters = {new Parameter(ClassHelper.OBJECT_TYPE, "coll1"), new Parameter(ClassHelper.OBJECT_TYPE, "coll2"), new Parameter(ClassHelper.OBJECT_TYPE, "coll3")}; |
| |
| BlockStatement statement = new BlockStatement(); |
| statement.addStatement(createPrintlnStatement(new VariableExpression("coll1"))); |
| statement.addStatement(createPrintlnStatement(new VariableExpression("coll2"))); |
| statement.addStatement(createPrintlnStatement(new VariableExpression("coll3"))); |
| |
| classNode.addMethod(new MethodNode("manyParamDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, parameters, ClassNode.EMPTY_ARRAY, statement)); |
| |
| Class fooClass = loadClass(classNode); |
| assertTrue("Loaded a new class", fooClass != null); |
| |
| Object bean = fooClass.newInstance(); |
| assertTrue("Managed to create bean", bean != null); |
| |
| System.out.println("################ Now about to invoke a method with many parameters"); |
| Object[] array = {new Integer(1000 * 1000), "foo-", "bar~"}; |
| |
| try { |
| InvokerHelper.invokeMethod(bean, "manyParamDemo", array); |
| } catch (InvokerInvocationException e) { |
| System.out.println("Caught: " + e.getCause()); |
| e.getCause().printStackTrace(); |
| fail("Should not have thrown an exception"); |
| } |
| System.out.println("################ Done"); |
| } |
| } |