src/test/org/codehaus/groovy/classgen/PropertyTest.java

/*
 *  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,
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 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
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package org.codehaus.groovy.classgen;

import org.codehaus.groovy.ast.ClassHelper;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.ast.PropertyNode;
import org.codehaus.groovy.runtime.DummyBean;

import java.lang.reflect.Modifier;

public class PropertyTest extends TestSupport {

    public void testFields() throws Exception {
        ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC, ClassHelper.OBJECT_TYPE);
        classNode.addField("x", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, null);
        classNode.addField("y", ACC_PUBLIC, ClassHelper.Integer_TYPE, null);
        classNode.addField("z", ACC_PRIVATE, ClassHelper.STRING_TYPE, null);

        Class fooClass = loadClass(classNode);
        assertTrue("Loaded a new class", fooClass != null);

        assertField(fooClass, "x", Modifier.PUBLIC, ClassHelper.OBJECT_TYPE);
        assertField(fooClass, "y", Modifier.PUBLIC, ClassHelper.Integer_TYPE);
        assertField(fooClass, "z", Modifier.PRIVATE, ClassHelper.STRING_TYPE);
    }

    public void testProperties() throws Exception {
        ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC + ACC_SUPER, ClassHelper.OBJECT_TYPE);
        classNode.addProperty(new PropertyNode("bar", ACC_PUBLIC, ClassHelper.STRING_TYPE, classNode, null, null, null));

        Class fooClass = loadClass(classNode);
        assertTrue("Loaded a new class", fooClass != null);

        Object bean = fooClass.getDeclaredConstructor().newInstance();
        assertTrue("Managed to create bean", bean != null);

        assertField(fooClass, "bar", 0, ClassHelper.STRING_TYPE);

        assertGetProperty(bean, "bar", null);
        assertSetProperty(bean, "bar", "newValue");
    }

    public void testInheritedProperties() throws Exception {
        ClassNode classNode = new ClassNode("Foo", ACC_PUBLIC + ACC_SUPER, ClassHelper.make(DummyBean.class));
        classNode.addProperty(new PropertyNode("bar", ACC_PUBLIC, ClassHelper.STRING_TYPE, classNode, null, null, null));

        Class fooClass = loadClass(classNode);
        assertTrue("Loaded a new class", fooClass != null);

        Object bean = fooClass.getDeclaredConstructor().newInstance();
        assertTrue("Managed to create bean", bean != null);

        assertField(fooClass, "bar", 0, ClassHelper.STRING_TYPE);

        assertGetProperty(bean, "name", "James");
        assertSetProperty(bean, "name", "Bob");

        assertGetProperty(bean, "bar", null);
        assertSetProperty(bean, "bar", "newValue");
    }
}