package org.apache.velocity.test;

/*
 * Copyright 2001-2006 The Apache Software Foundation.
 *
 * 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.
 */

import junit.framework.TestCase;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.context.InternalContextAdapterImpl;
import org.apache.velocity.context.VMContext;
import org.apache.velocity.runtime.RuntimeConstants;
import org.apache.velocity.runtime.RuntimeInstance;

/**
 * Tests scope of velocimacros with localscope setting. 
 * 
 * @author <a href="mailto:stephenh@chase3000.com">Stephen Habermann</a>
 * @version $Id: Handler2.java 447976 2006-09-19 21:29:45Z henning $
 */
public class VMContextLocalscopeTestCase extends TestCase {

    private RuntimeInstance instance;

    public void setUp() throws Exception 
    {
        this.instance = new RuntimeInstance();
        this.instance.setProperty(RuntimeConstants.VM_CONTEXT_LOCALSCOPE, Boolean.TRUE);
        this.instance.init();
    }

    public void testLocalscopePutDoesntLeakButGetDoes() 
    {
        VelocityContext base = new VelocityContext();
        base.put("outsideVar", "value1");

        VMContext vm = new VMContext(new InternalContextAdapterImpl(base), this.instance);
        vm.put("newLocalVar", "value2");

        // New variable put doesn't leak
        assertNull(base.get("newLocalVar"));
        assertEquals("value2", vm.get("newLocalVar"));

        // But we can still get to "outsideVar"
        assertEquals("value1", vm.get("outsideVar"));

        // If we decide to try and set outsideVar it won't leak
        vm.put("outsideVar", "value3");
        assertEquals("value3", vm.get("outsideVar"));
        assertEquals("value1", base.get("outsideVar"));
    }

}

@@ -1126,60 +1126,8 @@
  $Id
-: Handler2.java 447976 2006-09-19 21:29:45Z henning 
 $%0D%0A 

fix eol-style