| /* |
| * 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.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Tests for set literals |
| * @since 3.0 |
| */ |
| @SuppressWarnings({"UnnecessaryBoxing", "AssertEqualsBetweenInconvertibleTypes"}) |
| public class SetLiteralTest extends JexlTestCase { |
| |
| public SetLiteralTest() { |
| super("SetLiteralTest"); |
| } |
| |
| static private Set<?> createSet(Object... args) { |
| return new HashSet<Object>(Arrays.asList(args)); |
| } |
| |
| @Test |
| public void testSetLiteralWithStrings() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 'foo' , 'bar' }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Set<?> check = createSet("foo", "bar"); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testLiteralWithOneEntry() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 'foo' }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Set<?> check = createSet("foo"); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testSetLiteralWithStringsScript() throws Exception { |
| JexlScript e = JEXL.createScript("{ 'foo' , 'bar' }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.execute(jc); |
| Set<?> check = createSet("foo", "bar"); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testSetLiteralWithOneEntryScript() throws Exception { |
| JexlScript e = JEXL.createScript("{ 'foo' }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.execute(jc); |
| Set<?> check = createSet("foo"); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testSetLiteralWithOneEntryBlock() throws Exception { |
| JexlScript e = JEXL.createScript("{ { 'foo' }; }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.execute(jc); |
| Set<?> check = createSet("foo"); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testSetLiteralWithNumbers() throws Exception { |
| JexlExpression e = JEXL.createExpression("{ 5.0 , 10 }"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Set<?> check = createSet(new Double(5.0), new Integer(10)); |
| Assert.assertTrue(check.equals(o)); |
| } |
| |
| @Test |
| public void testSetLiteralWithNulls() throws Exception { |
| String[] exprs = { |
| "{ 10 }", |
| "{ 10 , null }", |
| "{ 10 , null , 20}", |
| "{ '10' , null }", |
| "{ null, '10' , 20 }" |
| }; |
| Set<?>[] checks = { |
| createSet(new Integer(10)), |
| createSet(new Integer(10), null), |
| createSet(new Integer(10), null, new Integer(20)), |
| createSet("10", null), |
| createSet(null, "10", new Integer(20)) |
| }; |
| JexlContext jc = new MapContext(); |
| for (int t = 0; t < exprs.length; ++t) { |
| JexlScript e = JEXL.createScript(exprs[t]); |
| Object o = e.execute(jc); |
| Assert.assertTrue(exprs[t], checks[t].equals(o)); |
| } |
| |
| } |
| |
| @Test |
| public void testSizeOfSimpleSetLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("size({ 'foo' , 'bar'})"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertEquals(new Integer(2), o); |
| } |
| |
| @Test |
| public void testNotEmptySimpleSetLiteral() throws Exception { |
| JexlExpression e = JEXL.createExpression("empty({ 'foo' , 'bar' })"); |
| JexlContext jc = new MapContext(); |
| |
| Object o = e.evaluate(jc); |
| Assert.assertFalse(((Boolean) o).booleanValue()); |
| } |
| |
| } |