/*
* Copyright 2003-2011 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.codehaus.groovy.classgen;
import org.codehaus.groovy.ast.*;
import org.codehaus.groovy.ast.expr.BinaryExpression;
import org.codehaus.groovy.ast.expr.BooleanExpression;
import org.codehaus.groovy.ast.expr.ConstantExpression;
import org.codehaus.groovy.ast.expr.FieldExpression;
import org.codehaus.groovy.ast.stmt.ExpressionStatement;
import org.codehaus.groovy.ast.stmt.IfStatement;
import org.codehaus.groovy.ast.stmt.Statement;
import org.codehaus.groovy.runtime.InvokerHelper;
import org.codehaus.groovy.syntax.Token;
/**
* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
* @version $Revision$
*/
public class IfElseTest extends TestSupport {
public void testLoop() throws Exception {
ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC, ClassHelper.OBJECT_TYPE);
classNode.addConstructor(new ConstructorNode(ACC_PUBLIC, null));
classNode.addProperty(new PropertyNode("bar", ACC_PUBLIC, ClassHelper.STRING_TYPE, classNode, null, null, null));
classNode.addProperty(new PropertyNode("result", ACC_PUBLIC, ClassHelper.STRING_TYPE, classNode, null, null, null));
BooleanExpression expression =
new BooleanExpression(
new BinaryExpression(
new FieldExpression(
new FieldNode("bar", ACC_PRIVATE, ClassHelper.STRING_TYPE, classNode, ConstantExpression.NULL)),
Token.newSymbol("==", 0, 0),
new ConstantExpression("abc")));
Statement trueStatement =
new ExpressionStatement(
new BinaryExpression(
new FieldExpression(
new FieldNode("result", ACC_PRIVATE, ClassHelper.STRING_TYPE, classNode, ConstantExpression.NULL)),
Token.newSymbol("=", 0, 0),
new ConstantExpression("worked")));
Statement falseStatement = createPrintlnStatement(new ConstantExpression("false"));
IfStatement statement = new IfStatement(expression, trueStatement, falseStatement);
classNode.addMethod(new MethodNode("ifDemo", ACC_PUBLIC, ClassHelper.VOID_TYPE, Parameter.EMPTY_ARRAY, 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);
assertSetProperty(bean, "bar", "abc");
System.out.println("################ Now about to invoke method");
Object[] array = {
};
InvokerHelper.invokeMethod(bean, "ifDemo", array);
System.out.println("################ Done");
assertGetProperty(bean, "result", "worked");
}
}