/*
* 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.
*/
package org.apache.el.parser;
import jakarta.el.ELContext;
import jakarta.el.ELProcessor;
import jakarta.el.ExpressionFactory;
import jakarta.el.StandardELContext;
import org.junit.Assert;
import org.junit.Test;
public class TestAstFunction {
@Test
public void testImport01() {
ELProcessor processor = new ELProcessor();
Object result = processor.getValue("Integer(1000)", Integer.class);
Assert.assertEquals(Integer.valueOf(1000), result);
}
@Test
public void testImport02() {
ELProcessor processor = new ELProcessor();
processor.getELManager().getELContext().getImportHandler().importStatic("java.lang.Integer.valueOf");
Object result = processor.getValue("valueOf(1000)", Integer.class);
Assert.assertEquals(Integer.valueOf(1000), result);
}
@Test
public void testVarargMethod() throws NoSuchMethodException, SecurityException {
ExpressionFactory factory = ExpressionFactory.newInstance();
ELContext context = new StandardELContext(factory);
context.getFunctionMapper().mapFunction("fn", "format",
String.class.getMethod("format", String.class, Object[].class));
//Object result = factory.createValueExpression(context, "${fn:format('%s-%s','one','two')}", String.class)
// .getValue(context);
//Assert.assertEquals("one-two", result);
Object result = factory.createValueExpression(context, "${fn:format('%s-%s','one,two'.split(','))}", String.class)
.getValue(context);
Assert.assertEquals("one-two", result);
result = factory.createValueExpression(context, "${fn:format('%s','one')}", String.class).getValue(context);
Assert.assertEquals("one", result);
}
}