| /* |
| * 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.bugs |
| |
| import groovy.test.GroovyTestCase |
| import org.codehaus.groovy.control.MultipleCompilationErrorsException |
| |
| class Groovy4121Bug extends GroovyTestCase { |
| void testAssignmentToAFieldMadeFinalByImmutable() { |
| try { |
| new GroovyShell().parse """ |
| @groovy.transform.Immutable |
| class Account4121 { |
| BigDecimal balance |
| String customer |
| |
| Account4121 deposit(amount) { |
| balance = balance + amount |
| this |
| } |
| } |
| |
| def acc = new Account4121(0.0, "Test") |
| acc.deposit(3.1) |
| assert 3.1 == acc.balance |
| """ |
| fail('The compilation should have failed as a final field is being assigned to.') |
| } catch (MultipleCompilationErrorsException e) { |
| def syntaxError = e.errorCollector.getSyntaxError(0) |
| assert syntaxError.message.contains("cannot modify final field 'balance' outside of constructor") |
| } |
| } |
| } |