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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.exception.MathException;
import org.apache.velocity.runtime.RuntimeConstants;
/**
* This class tests support for strict math mode.
*/
public class StrictMathTestCase extends BaseTestCase
{
public StrictMathTestCase(String name)
{
super(name);
}
@Override
public void setUp() throws Exception
{
super.setUp();
engine.setProperty(RuntimeConstants.STRICT_MATH, Boolean.TRUE);
context.put("num", 5);
context.put("zero", 0);
}
protected void assertNullMathEx(String operation)
{
String leftnull = "#set( $foo = $null "+operation+" $num )";
assertEvalException(leftnull, MathException.class);
String rightnull = "#set( $foo = $num "+operation+" $null )";
assertEvalException(rightnull, MathException.class);
}
protected void assertImaginaryMathEx(String operation)
{
String infinity = "#set( $foo = $num "+operation+" $zero )";
assertEvalException(infinity, MathException.class);
}
public void testAdd()
{
assertNullMathEx("+");
}
public void testSub()
{
assertNullMathEx("-");
}
public void testMul()
{
assertNullMathEx("*");
}
public void testMod()
{
assertNullMathEx("%");
assertImaginaryMathEx("%");
}
public void testDiv()
{
assertNullMathEx("/");
assertImaginaryMathEx("/");
}
}
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