package org.apache.velocity.test;
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*
* http://www.apache.org/licenses/LICENSE-2.0
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import org.apache.velocity.VelocityContext;
import org.apache.velocity.context.InternalContextAdapterImpl;
import org.apache.velocity.context.ProxyVMContext;
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: VMContextLocalscopeTestCase.java 747235 2009-02-24 00:32:03Z nbubna $
*/
public class VMContextLocalscopeTestCase extends BaseTestCase {
public VMContextLocalscopeTestCase(String name)
{
super(name);
}
public void testViaEval()
{
engine.setProperty(RuntimeConstants.VM_CONTEXT_LOCALSCOPE, Boolean.TRUE);
assertEvalEquals("$a", "#macro(a)#set($a = 'b')#end#a$a");
context.put("b", "b");
assertEvalEquals("b", "#macro(b)$b#set($b = 'c')#end#b");
assertContextValue("b", "b");
}
public void testLocalscopePutDoesntLeakButGetDoes()
{
RuntimeInstance instance = new RuntimeInstance();
instance.setProperty(RuntimeConstants.VM_CONTEXT_LOCALSCOPE, Boolean.TRUE);
instance.init();
VelocityContext base = new VelocityContext();
base.put("outsideVar", "value1");
ProxyVMContext vm =
new ProxyVMContext(new InternalContextAdapterImpl(base), instance, true);
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"));
}
}