| /* |
| * 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 java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Tests for map literals |
| * @since 1.2 |
| */ |
| @SuppressWarnings({"UnnecessaryBoxing", "AssertEqualsBetweenInconvertibleTypes"}) |
| public class MapLiteralTest extends JexlTestCase { |
| public MapLiteralTest() { |
| super("MapLiteralTest"); |
| } |
| |
| @Test |
| public void testLiteralWithStrings() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 'foo' : 'bar' }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(Collections.singletonMap("foo", "bar"), o); |
| } |
| |
| @Test |
| public void testLiteralWithMultipleEntries() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 'foo' : 'bar', 'eat' : 'food' }"); |
| JexlContext jc = new MapContext(); |
| |
| Map<String, String> expected = new HashMap<String, String>(); |
| expected.put("foo", "bar"); |
| expected.put("eat", "food"); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(expected, o); |
| } |
| |
| @Test |
| public void testLiteralWithNumbers() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 5 : 10 }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(Collections.singletonMap(new Integer(5), new Integer(10)), o); |
| |
| e = JEXL.createExpression("m = { 3 : 30, 4 : 40, 5 : 'fifty', '7' : 'seven', 7 : 'SEVEN' }"); |
| e.evaluate(jc); |
| |
| e = JEXL.createExpression("m.3"); |
| o = e.evaluate(jc); |
| Assert.assertEquals(new Integer(30), o); |
| |
| e = JEXL.createExpression("m[4]"); |
| o = e.evaluate(jc); |
| Assert.assertEquals(new Integer(40), o); |
| |
| jc.set("i", Integer.valueOf(5)); |
| e = JEXL.createExpression("m[i]"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("fifty", o); |
| |
| e = JEXL.createExpression("m.3 = 'thirty'"); |
| e.evaluate(jc); |
| e = JEXL.createExpression("m.3"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("thirty", o); |
| |
| e = JEXL.createExpression("m['7']"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("seven", o); |
| |
| e = JEXL.createExpression("m.7"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("SEVEN", o); |
| |
| jc.set("k", Integer.valueOf(7)); |
| e = JEXL.createExpression("m[k]"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("SEVEN", o); |
| |
| jc.set("k", "7"); |
| e = JEXL.createExpression("m[k]"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("seven", o); |
| } |
| |
| @Test |
| public void testSizeOfSimpleMapLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("size({ 'foo' : 'bar' })"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(new Integer(1), o); |
| } |
| |
| @Test |
| public void testCallingMethodsOnNewMapLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("size({ 'foo' : 'bar' }.values())"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(new Integer(1), o); |
| } |
| |
| @Test |
| public void testNotEmptySimpleMapLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("empty({ 'foo' : 'bar' })"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertFalse(((Boolean) o).booleanValue()); |
| } |
| |
| @Test |
| public void testMapMapLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("{'foo' : { 'inner' : 'bar' }}"); |
| JexlContext jc = new MapContext(); |
| Object o = e.evaluate(jc); |
| Assert.assertNotNull(o); |
| |
| jc.set("outer", o); |
| e = JEXL.createExpression("outer.foo.inner"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("bar", o); |
| } |
| |
| @Test |
| public void testMapArrayLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("{'foo' : [ 'inner' , 'bar' ]}"); |
| JexlContext jc = new MapContext(); |
| Object o = e.evaluate(jc); |
| Assert.assertNotNull(o); |
| |
| jc.set("outer", o); |
| e = JEXL.createExpression("outer.foo.1"); |
| o = e.evaluate(jc); |
| Assert.assertEquals("bar", o); |
| } |
| |
| @Test |
| public void testEmptyMap() throws Exception { |
| JexlScript script = JEXL.createScript("map['']", "map"); |
| Object result = script.execute(null, Collections.singletonMap("", 42)); |
| Assert.assertEquals(42, result); |
| } |
| |
| @Test |
| public void testVariableMap() throws Exception { |
| JexlScript script = JEXL.createScript("{ ['1', '2'.toString()] : someValue }", "someValue"); |
| Object result = script.execute(null, 42); |
| Assert.assertTrue(result instanceof Map); |
| Object key = null; |
| Object value = null; |
| for(Map.Entry<?,?> e : ((Map<?,?>) result).entrySet()) { |
| key = e.getKey(); |
| value = e.getValue(); |
| break; |
| } |
| Object gg = ((Map) result).get(key); |
| Assert.assertEquals(42, ((Number) gg).intValue()); |
| Assert.assertEquals(value, ((Number) gg).intValue()); |
| } |
| } |