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package org.apache.velocity.test;
/*
* 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.
*/
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.Velocity;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.exception.ParseErrorException;
import org.apache.velocity.runtime.RuntimeConstants;
import java.io.StringWriter;
import java.io.Writer;
/**
* Test parser exception is generated with appropriate info.
*
* @author <a href="mailto:wglass@apache.org">Will Glass-Husain</a>
* @version $Id$
*/
public class ParseExceptionTestCase extends BaseTestCase
{
/**
* Path for templates. This property will override the
* value in the default velocity properties file.
*/
private final static String FILE_RESOURCE_LOADER_PATH = "parseexception";
/**
* Default constructor.
* @param name name of test
*/
public ParseExceptionTestCase(String name)
{
super(name);
}
@Override
public void setUp() throws Exception
{
Velocity.reset();
super.setUp();
}
/**
* Tests that parseException has useful info when called by template.marge()
* @throws Exception
*/
public void testParseExceptionFromTemplate ()
throws Exception
{
VelocityEngine ve = new VelocityEngine();
ve.setProperty("file.resource.loader.cache", "true");
ve.setProperty("file.resource.loader.path", TemplateTestBase.TEST_COMPARE_DIR + "/" + FILE_RESOURCE_LOADER_PATH);
ve.init();
Writer writer = new StringWriter();
VelocityContext context = new VelocityContext();
try
{
Template template = ve.getTemplate("badtemplate.vm");
template.merge(context, writer);
fail("Should have thown a ParseErrorException");
}
catch (ParseErrorException e)
{
assertEquals("badtemplate.vm",e.getTemplateName());
assertEquals(5,e.getLineNumber());
assertEquals(9,e.getColumnNumber());
}
finally
{
if (writer != null)
{
writer.close();
}
}
}
/**
* Tests that parseException has useful info when thrown in VelocityEngine.evaluate()
* @throws Exception
*/
public void testParseExceptionFromEval ()
throws Exception
{
assertEvalExceptionAt(" #set($abc) ", 1, 13);
}
/**
* Tests that parseException has useful info when thrown in VelocityEngine.evaluate()
* and the problem comes from a macro definition
* @throws Exception
*/
public void testParseExceptionFromMacroDef ()
throws Exception
{
assertEvalExceptionAt("#macro($blarg) foo #end", 1, 7);
}
/**
* Tests that parseException has useful info when thrown in VelocityEngine.evaluate()
* and the problem comes from a macro definition
* @throws Exception
*/
public void testParseExceptionFromMacroDefBody ()
throws Exception
{
assertEvalExceptionAt("#macro(aa $blarg) #set(!! = bb) #end #aa('aa')", 1, 24);
}
/**
* Tests that parseException has useful info when thrown in VelocityEngine.evaluate()
* and the problem comes from a macro invocation
* @throws Exception
*/
public void testParseExceptionFromMacroInvoke ()
{
assertEvalExceptionAt("#macro( foo $a) $a #end #foo(woogie)", 1, 32);
}
/**
* Tests that parseException has useful info with macro calls with
* invalid number of arguments
* @throws Exception
*/
public void testParseExceptionMacroInvalidArgumentCount ()
throws Exception
{
engine.setProperty(RuntimeConstants.VM_ARGUMENTS_STRICT,"true");
assertEvalExceptionAt("#macro(foo $a) $a #end #foo('test1' 'test2')", 1, 24);
}
/**
* Tests that parseException has useful info with macro calls with
* invalid number of arguments
* @throws Exception
*/
public void testParseExceptionMacroInvalidArgumentCountNoException ()
throws Exception
{
assertEvalEquals("test1", "#macro(foo $a)$a#end#foo('test1' 'test2')");
}
/**
* Minus is not any more allowed inside a symbol (reference, property or method).
* @throws Exception
*/
public void testParseExceptionMinusSignDissalowed()
throws Exception
{
assertEvalExceptionAt("${foo-bar}", 1, 6);
}
}
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