| /* |
| * 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.jexl2; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * Tests for map literals |
| * |
| * @author Peter Royal |
| * @since 1.2 |
| */ |
| public class MapLiteralTest extends JexlTestCase { |
| |
| public void testLiteralWithStrings() throws Exception { |
| Expression e = JEXL.createExpression( "{ 'foo' : 'bar' }" ); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate( jc ); |
| assertEquals( Collections.singletonMap( "foo", "bar" ), o ); |
| } |
| |
| public void testLiteralWithMultipleEntries() throws Exception { |
| Expression 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 ); |
| assertEquals( expected, o ); |
| } |
| |
| public void testLiteralWithNumbers() throws Exception { |
| Expression e = JEXL.createExpression( "{ 5 : 10 }" ); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate( jc ); |
| 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); |
| assertEquals(new Integer(30), o); |
| |
| e = JEXL.createExpression("m[4]"); |
| o = e.evaluate(jc); |
| assertEquals(new Integer(40), o); |
| |
| jc.set("i", Integer.valueOf(5)); |
| e = JEXL.createExpression("m[i]"); |
| o = e.evaluate(jc); |
| assertEquals("fifty", o); |
| |
| e = JEXL.createExpression("m.3 = 'thirty'"); |
| e.evaluate(jc); |
| e = JEXL.createExpression("m.3"); |
| o = e.evaluate(jc); |
| assertEquals("thirty", o); |
| |
| e = JEXL.createExpression("m['7']"); |
| o = e.evaluate(jc); |
| assertEquals("seven", o); |
| |
| e = JEXL.createExpression("m.7"); |
| o = e.evaluate(jc); |
| assertEquals("SEVEN", o); |
| |
| jc.set("k", Integer.valueOf(7)); |
| e = JEXL.createExpression("m[k]"); |
| o = e.evaluate(jc); |
| assertEquals("SEVEN", o); |
| |
| jc.set("k", "7"); |
| e = JEXL.createExpression("m[k]"); |
| o = e.evaluate(jc); |
| assertEquals("seven", o); |
| } |
| |
| public void testSizeOfSimpleMapLiteral() throws Exception { |
| Expression e = JEXL.createExpression( "size({ 'foo' : 'bar' })" ); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate( jc ); |
| assertEquals( new Integer( 1 ), o ); |
| } |
| |
| public void testCallingMethodsOnNewMapLiteral() throws Exception { |
| Expression e = JEXL.createExpression( "size({ 'foo' : 'bar' }.values())" ); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate( jc ); |
| assertEquals( new Integer( 1 ), o ); |
| } |
| |
| public void testNotEmptySimpleMapLiteral() throws Exception { |
| Expression e = JEXL.createExpression( "empty({ 'foo' : 'bar' })" ); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate( jc ); |
| assertFalse( ( (Boolean) o ).booleanValue() ); |
| } |
| |
| public void testMapMapLiteral() throws Exception { |
| Expression e = JEXL.createExpression( "{'foo' : { 'inner' : 'bar' }}" ); |
| JexlContext jc = new MapContext(); |
| Object o = e.evaluate( jc ); |
| assertNotNull(o); |
| |
| jc.set("outer", o); |
| e = JEXL.createExpression("outer.foo.inner"); |
| o = e.evaluate( jc ); |
| assertEquals( "bar", o ); |
| } |
| |
| public void testMapArrayLiteral() throws Exception { |
| Expression e = JEXL.createExpression( "{'foo' : [ 'inner' , 'bar' ]}" ); |
| JexlContext jc = new MapContext(); |
| Object o = e.evaluate( jc ); |
| assertNotNull(o); |
| |
| jc.set("outer", o); |
| e = JEXL.createExpression("outer.foo.1"); |
| o = e.evaluate( jc ); |
| assertEquals( "bar", o ); |
| } |
| |
| } |