| /* |
| * 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.commons.jexl3; |
| |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Tests public field set/get. |
| */ |
| @SuppressWarnings({"UnnecessaryBoxing", "AssertEqualsBetweenInconvertibleTypes"}) |
| public class PublicFieldsTest extends JexlTestCase { |
| // some constants |
| private static final String LOWER42 = "fourty-two"; |
| private static final String UPPER42 = "FOURTY-TWO"; |
| /** |
| * An Inner class. |
| */ |
| public static class Inner { |
| public double aDouble = 42.0; |
| public static double NOT42 = -42.0; |
| } |
| |
| /** |
| * A Struct, all fields public |
| */ |
| public static class Struct { |
| public Inner inner = new Inner(); |
| public int anInt = 42; |
| public String aString = LOWER42; |
| } |
| |
| // a pub instance |
| private Struct pub; |
| // the JexlContext to use |
| private JexlContext ctxt; |
| |
| public PublicFieldsTest() { |
| super("PublicFieldsTest"); |
| } |
| |
| @Before |
| @Override |
| public void setUp() { |
| pub = new Struct(); |
| ctxt = new MapContext(); |
| ctxt.set("pub", pub); |
| } |
| |
| @Test public void testGetInt() throws Exception { |
| JexlExpression get = JEXL.createExpression("pub.anInt"); |
| Assert.assertEquals(42, get.evaluate(ctxt)); |
| JEXL.setProperty(pub, "anInt", -42); |
| Assert.assertEquals(-42, get.evaluate(ctxt)); |
| } |
| |
| @Test public void testSetInt() throws Exception { |
| JexlExpression set = JEXL.createExpression("pub.anInt = value"); |
| ctxt.set("value", -42); |
| Assert.assertEquals(-42, set.evaluate(ctxt)); |
| Assert.assertEquals(-42, JEXL.getProperty(pub, "anInt")); |
| ctxt.set("value", 42); |
| Assert.assertEquals(42, set.evaluate(ctxt)); |
| Assert.assertEquals(42, JEXL.getProperty(pub, "anInt")); |
| try { |
| ctxt.set("value", UPPER42); |
| Assert.assertEquals(null, set.evaluate(ctxt)); |
| Assert.fail("should have thrown"); |
| } catch(JexlException xjexl) {} |
| } |
| |
| @Test public void testGetString() throws Exception { |
| JexlExpression get = JEXL.createExpression("pub.aString"); |
| Assert.assertEquals(LOWER42, get.evaluate(ctxt)); |
| JEXL.setProperty(pub, "aString", UPPER42); |
| Assert.assertEquals(UPPER42, get.evaluate(ctxt)); |
| } |
| |
| @Test public void testSetString() throws Exception { |
| JexlExpression set = JEXL.createExpression("pub.aString = value"); |
| ctxt.set("value", UPPER42); |
| Assert.assertEquals(UPPER42, set.evaluate(ctxt)); |
| Assert.assertEquals(UPPER42, JEXL.getProperty(pub, "aString")); |
| ctxt.set("value", LOWER42); |
| Assert.assertEquals(LOWER42, set.evaluate(ctxt)); |
| Assert.assertEquals(LOWER42, JEXL.getProperty(pub, "aString")); |
| } |
| |
| @Test public void testGetInnerDouble() throws Exception { |
| JexlExpression get = JEXL.createExpression("pub.inner.aDouble"); |
| Assert.assertEquals(42.0, get.evaluate(ctxt)); |
| JEXL.setProperty(pub, "inner.aDouble", -42); |
| Assert.assertEquals(-42.0, get.evaluate(ctxt)); |
| } |
| |
| @Test public void testSetInnerDouble() throws Exception { |
| JexlExpression set = JEXL.createExpression("pub.inner.aDouble = value"); |
| ctxt.set("value", -42.0); |
| Assert.assertEquals(-42.0, set.evaluate(ctxt)); |
| Assert.assertEquals(-42.0, JEXL.getProperty(pub, "inner.aDouble")); |
| ctxt.set("value", 42.0); |
| Assert.assertEquals(42.0, set.evaluate(ctxt)); |
| Assert.assertEquals(42.0, JEXL.getProperty(pub, "inner.aDouble")); |
| try { |
| ctxt.set("value", UPPER42); |
| Assert.assertEquals(null, set.evaluate(ctxt)); |
| Assert.fail("should have thrown"); |
| } catch(JexlException xjexl) {} |
| } |
| |
| public static enum Gender { MALE, FEMALE }; |
| |
| @Test public void testGetEnum() throws Exception { |
| ctxt.set("com.jexl.gender", Gender.class); |
| String src = "x = com.jexl.gender.FEMALE"; |
| JexlScript script = JEXL.createScript(src); |
| Object result = script.execute(ctxt); |
| Assert.assertEquals(Gender.FEMALE, result); |
| Assert.assertEquals(Gender.FEMALE, ctxt.get("x")); |
| } |
| |
| @Test public void testGetStaticField() throws Exception { |
| ctxt.set("com.jexl", Inner.class); |
| String src = "x = com.jexl.NOT42"; |
| JexlScript script = JEXL.createScript(src); |
| Object result = script.execute(ctxt); |
| Assert.assertEquals(Inner.NOT42, result); |
| Assert.assertEquals(Inner.NOT42, ctxt.get("x")); |
| } |
| } |