| /* |
| * 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.operator |
| |
| import groovy.test.GroovyTestCase |
| |
| class BooleanOperationsTest extends GroovyTestCase { |
| |
| void testComparisons() { |
| assert true |
| assert true != false |
| |
| def x = true |
| assert x |
| assert x == true |
| assert x != false |
| |
| x = false |
| assert x == false |
| assert x != true |
| assert !x |
| |
| def y = false |
| assert x == y |
| |
| y = true |
| assert x != y |
| } |
| |
| void testIfBranch() { |
| def x = false |
| def r = false |
| if (x) { |
| // ignore |
| } |
| else { |
| r = true |
| } |
| assert r |
| |
| x = true |
| r = false |
| if (x) { |
| r = true |
| } |
| else { |
| // ignore |
| } |
| assert r |
| |
| if (!x) { |
| r = false |
| } |
| else { |
| r = true |
| } |
| assert r |
| } |
| |
| void testBooleanExpression() { |
| def x = 5 |
| def value = x > 2 |
| assert value |
| |
| value = x < 2 |
| assert value == false |
| } |
| |
| |
| void testBooleanOps() { |
| boolean x = true |
| boolean y = false |
| assert (x & x) == true |
| assert (x & y) == false |
| assert (y & x) == false |
| assert (y & y) == false |
| |
| assert (x | x) == true |
| assert (x | y) == true |
| assert (y | x) == true |
| assert (y | y) == false |
| |
| assert (x ^ x) == false |
| assert (x ^ y) == true |
| assert (y ^ x) == true |
| assert (y ^ y) == false |
| |
| assert (!x) == false |
| assert (!y) == true |
| } |
| |
| void testImplies() { |
| assert false.implies(true) |
| assert false.implies(false) |
| assert true.implies(true) |
| assert !true.implies(false) |
| } |
| |
| void testBooleanAssignOps() { |
| boolean z = true |
| z &= true |
| assert z == true |
| z &= false |
| assert z == false |
| |
| z = true |
| z |= true |
| assert z == true |
| z |= false |
| assert z == true |
| z = false |
| z |= false |
| assert z == false |
| z |= true |
| assert z == true |
| |
| z = true |
| z ^= true |
| assert z == false |
| z ^= true |
| assert z == true |
| z ^= false |
| assert z == true |
| z ^= true |
| assert z == false |
| z ^= false |
| assert z == false |
| } |
| |
| void testBooleanAssignArrayOps() { |
| boolean[] b = [true] |
| b[0] &= false |
| assert b == [false] |
| b[0] ^= true |
| assert b == [true] |
| b[0] ^= true |
| assert b == [false] |
| b[0] |= true |
| assert b == [true] |
| b[0] |= false |
| assert b == [true] |
| } |
| } |