| /* |
| * 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.transform.stc |
| /** |
| * Unit tests for static type checking : closure parameter type resolution |
| */ |
| class ClosureParamTypeResolverSTCTest extends StaticTypeCheckingTestCase { |
| void testInferenceForDGM_CollectUsingExplicitIt() { |
| assertScript ''' |
| import groovy.transform.stc.* |
| |
| def transform(item, @ClosureParams(value=FromString, conflictResolutionStrategy=PickFirstResolver, options=["Integer", "String"]) Closure condition) { |
| if (condition.parameterTypes[0].simpleName == 'String') |
| condition(item instanceof String ? item : item.toString()) |
| else |
| condition(item instanceof Integer ? item : item.toString().size()) |
| } |
| |
| assert transform('dog') { String s -> s * 2 } == 'dogdog' |
| assert transform('dog') { Integer i -> i * 2 } == 6 |
| assert transform('dog') { it.class.simpleName[0..it] } == 'Inte' |
| assert transform(35) { String s -> s * 2 } == '3535' |
| assert transform(35) { Integer i -> i * 2 } == 70 |
| assert transform(35) { it * 2 } == 70 |
| ''' |
| } |
| } |