/*
* 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 jakarta.el;
import org.junit.Assert;
import org.junit.Test;
public class TestELProcessor extends ELBaseTest {
@Test
public void testDefineBean01() {
ELProcessor elp = new ELProcessor();
elp.defineBean("bean01", new TesterBean("name01"));
Assert.assertEquals("name01", elp.eval("bean01.name"));
}
@Test(expected = ELException.class)
public void testEval01() {
ELProcessor elp = new ELProcessor();
elp.eval("${1+1}");
}
@Test(expected = ELException.class)
public void testEval02() {
ELProcessor elp = new ELProcessor();
elp.eval("#{1+1}");
}
@Test
public void testEval03() {
ELProcessor elp = new ELProcessor();
// Note \ is escaped as \\ in Java source code
String result = elp.eval("'\\\\'");
Assert.assertEquals("\\", result);
}
@Test
public void testDefineFunctionMethod01() throws Exception {
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "toBoolean", Boolean.class.getMethod("valueOf", String.class));
Assert.assertEquals(Boolean.valueOf(true), elp.eval("fn:toBoolean(true)"));
}
@Test
public void testDefineFunctionName01() throws Exception {
ELProcessor elp = new ELProcessor();
// java.lang should be automatically imported so no need for full class
// name
elp.defineFunction("fn", "toBoolean", "Boolean", "valueOf");
Assert.assertEquals(Boolean.valueOf(true), elp.eval("fn:toBoolean(true)"));
}
@Test
public void testDefineFunctionName02() throws Exception {
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "java.lang.Integer", "Integer valueOf(int)");
Assert.assertEquals(Integer.valueOf(1), elp.eval("fn:test(1)"));
}
@Test
public void testDefineFunctionName03() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "jakarta.el.TesterFunctions", "void doIt()");
elp.eval("fn:test()");
Assert.assertEquals("A", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName04() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "jakarta.el.TesterFunctions", "void doIt(int)");
elp.eval("fn:test(5)");
Assert.assertEquals("B", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName05() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "jakarta.el.TesterFunctions", "void doIt(Integer)");
elp.eval("fn:test(null)");
Assert.assertEquals("C", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName06() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("", "", "jakarta.el.TesterFunctions", "void doIt(int)");
elp.eval("doIt(5)");
Assert.assertEquals("B", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName07() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "", "jakarta.el.TesterFunctions", "void doIt(int)");
elp.eval("fn:doIt(5)");
Assert.assertEquals("B", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName08() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "", "jakarta.el.TesterFunctions", "void doIt(int[])");
elp.eval("fn:doIt([5].stream().toArray())");
Assert.assertEquals("D", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName09() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "", "jakarta.el.TesterFunctions", "void doIt(int[][])");
elp.eval("fn:doIt([[5].stream().toArray()].stream().toArray())");
Assert.assertEquals("E", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName10() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test1", "java.lang.Integer", "Integer valueOf(int)");
elp.defineFunction("fn", "test2", "jakarta.el.TesterFunctions", "void doIt(Integer[])");
elp.eval("fn:test2([fn:test1(1), fn:test1(2)].stream().toArray())");
Assert.assertEquals("F", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName11() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test1", "java.lang.Integer", "Integer valueOf(int)");
elp.defineFunction("fn", "test2", "jakarta.el.TesterFunctions", "void doIt(Integer[][])");
elp.eval("fn:test2([[fn:test1(1), fn:test1(2)].stream().toArray()].stream().toArray())");
Assert.assertEquals("G", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName12() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "jakarta.el.TesterFunctions", "void doIt(long...)");
elp.eval("fn:test(1,2)");
Assert.assertEquals("H", TesterFunctions.getCallList());
}
@Test
public void testDefineFunctionName13() throws Exception {
TesterFunctions.resetCallList();
ELProcessor elp = new ELProcessor();
elp.defineFunction("fn", "test", "jakarta.el.TesterFunctions", "void doIt(Object...)");
elp.eval("fn:test(null, null)");
Assert.assertEquals("I", TesterFunctions.getCallList());
}
@Test
public void testPrimitiveArray01() {
ELProcessor elp = new ELProcessor();
TesterBean bean01 = new TesterBean("bean01");
elp.defineBean("bean01", bean01);
elp.defineBean("bean02", new TesterBean("bean02"));
Integer[] result = elp.eval("bean02.setValueC(bean01.valueB);bean02.valueC");
Assert.assertEquals(bean01.getValueB().length, result.length);
for (int i = 0; i < result.length; i++) {
Assert.assertEquals(bean01.getValueB()[i], result[i].intValue());
}
}
}