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package org.apache.velocity.test.util.introspection;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.runtime.RuntimeConstants;
import org.apache.velocity.test.BaseTestCase;
import org.apache.velocity.test.misc.TestLogger;
import java.util.Arrays;
import java.util.Iterator;
/*
* 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,
* 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.
*/
/**
* Tests the default uberspector.
*/
public class UberspectImplTestCase extends BaseTestCase
{
public UberspectImplTestCase(String name)
throws Exception
{
super(name);
}
public static Test suite()
{
return new TestSuite(UberspectImplTestCase.class);
}
@Override
protected void setUpEngine(VelocityEngine engine)
{
engine.setProperty(RuntimeConstants.RUNTIME_LOG_INSTANCE, new TestLogger());
engine.addProperty(RuntimeConstants.UBERSPECT_CLASSNAME, "org.apache.velocity.util.introspection.UberspectImpl");
}
@Override
protected void setUpContext(VelocityContext context)
{
context.put("privateClass", new PrivateClass());
context.put("privateMethod", new PrivateMethod());
context.put("publicMethod", new PublicMethod());
context.put("iterable", new SomeIterable());
context.put("over", new OverloadedMethods());
}
public void testPrivateIterator()
throws Exception
{
assertEvalEquals("", "#foreach($i in $privateClass)$i#end");
assertEvalEquals("", "#foreach($i in $privateMethod)$i#end");
assertEvalEquals("123", "#foreach($i in $publicMethod)$i#end");
}
public void testIterableForeach()
{
assertEvalEquals("123", "#foreach($i in $iterable)$i#end");
}
private class PrivateClass
{
public Iterator iterator()
{
return Arrays.asList("X", "Y", "Z").iterator();
}
}
public class PrivateMethod
{
private Iterator iterator()
{
return Arrays.asList("A", "B", "C").iterator();
}
}
public class PublicMethod
{
public Iterator iterator()
{
return Arrays.asList("1", "2", "3").iterator();
}
}
public class SomeIterable implements Iterable
{
@Override
public Iterator iterator()
{
return Arrays.asList("1", "2", "3").iterator();
}
}
public class OverloadedMethods
{
public String foo() { return "foo0"; }
public String foo(String arg1) { return "foo1"; }
public String foo(String arg1, String arg2) { return "foo2"; }
public String bar(Number n, int i) { return "bar1"; }
public String bar(Number n, String s) { return "bar2"; }
}
public void testOverloadedMethods()
{
assertEvalEquals("foo0", "$over.foo()");
assertEvalEquals("foo1", "$over.foo('a')");
assertEvalEquals("foo1", "$over.foo($null)");
assertEvalEquals("foo2", "$over.foo('a', 'b')");
assertEvalEquals("foo2", "$over.foo('a', $null)");
assertEvalEquals("bar1", "$over.bar(1,1)");
assertEvalEquals("$over.bar(1,1.1)", "$over.bar(1,1.1)"); // this one is definitely ambiguous
assertEvalEquals("bar2", "$over.bar(1,'1.1')");
}
}
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