| /* |
| * 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 groovy |
| |
| import groovy.test.GroovyTestCase |
| |
| class GroovyTruthTest extends GroovyTestCase { |
| |
| void testTruth() { |
| testFalse null |
| |
| assertTrue Boolean.TRUE |
| testTrue true |
| testFalse Boolean.FALSE |
| testFalse false |
| |
| testFalse "" |
| testTrue "bla" |
| testTrue "true" |
| testTrue "TRUE" |
| testTrue "false" |
| testFalse '' |
| testTrue 'bla' |
| testTrue new StringBuffer('bla') |
| testFalse new StringBuffer() |
| |
| testFalse Collections.EMPTY_LIST |
| testFalse([]) |
| testTrue([1]) |
| testFalse([].toArray()) |
| |
| testFalse Collections.EMPTY_MAP |
| testFalse([:]) |
| testTrue([bla: 'some value']) |
| |
| testTrue 1234 |
| testFalse 0 |
| testTrue 0.3f |
| testTrue new Double(3.0f) |
| testFalse 0.0f |
| testTrue new Character((char) 1) |
| testFalse new Character((char) 0) |
| } |
| |
| void testPrimitiveArrayTruth() { |
| testTrue([1] as byte[]) |
| testTrue([1] as short[]) |
| testTrue([1] as int[]) |
| testTrue([1] as long[]) |
| testTrue([1] as float[]) |
| testTrue([1] as double[]) |
| testTrue([true] as boolean[]) |
| testTrue([1] as char[]) |
| |
| testFalse([] as byte[]) |
| testFalse([] as short[]) |
| testFalse([] as int[]) |
| testFalse([] as long[]) |
| testFalse([] as float[]) |
| testFalse([] as double[]) |
| testFalse([] as boolean[]) |
| testFalse([] as char[]) |
| } |
| |
| void testIteratorTruth() { |
| testFalse([].iterator()) |
| testTrue([1].iterator()) |
| } |
| |
| void testEnumerationTruth() { |
| def v = new Vector() |
| testFalse(v.elements()) |
| v.add(new Object()) |
| testTrue(v.elements()) |
| } |
| |
| protected testTrue(someObj) { |
| assertTrue someObj ? true : false |
| } |
| |
| protected testFalse(someObj) { |
| assertFalse someObj ? true : false |
| } |
| |
| void testLogicORandAND() { |
| def x = null |
| assert ((false || x) == false) |
| assert ((x || false) == false) |
| |
| assert ((x && true) == false) |
| assert ((true && x) == false) |
| } |
| |
| } |