| /* |
| * 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 org.codehaus.groovy.control.CompilerConfiguration |
| import org.codehaus.groovy.tools.javac.JavaAwareCompilationUnit |
| import org.junit.Test |
| |
| final class Groovy8815 { |
| |
| @Test |
| void testGenerics() { |
| def config = new CompilerConfiguration( |
| targetDirectory: File.createTempDir(), |
| jointCompilationOptions: [memStub: true] |
| ) |
| |
| def parentDir = File.createTempDir() |
| try { |
| def a = new File(parentDir, 'Event.groovy') |
| a.write ''' |
| class Event<T> { |
| Event(String id, T payload) {} |
| Event<T> setReplyTo(Object replyTo) {} |
| } |
| ''' |
| def b = new File(parentDir, 'Events.groovy') |
| b.write ''' |
| import groovy.transform.CompileStatic |
| import java.util.function.Consumer |
| @CompileStatic |
| trait Events { |
| def <E extends Event<?>> Registration<Object, Consumer<E>> on(Class key, Closure consumer) {} |
| } |
| ''' |
| def c = new File(parentDir, 'Registration.java') |
| c.write ''' |
| interface Registration<K, V> { |
| } |
| ''' |
| def d = new File(parentDir, 'Service.groovy') |
| d.write ''' |
| class Service implements Events { |
| } |
| ''' |
| |
| def loader = new GroovyClassLoader(this.class.classLoader) |
| def cu = new JavaAwareCompilationUnit(config, loader) |
| cu.addSources(a, b, c, d) |
| cu.compile() |
| |
| def method = loader.loadClass('Service').getMethod('on', Class, Closure) |
| |
| // should not contain unresolved type parameter 'T' |
| assert method.genericSignature == '<E:LEvent<*>;>(Ljava/lang/Class;Lgroovy/lang/Closure;)LRegistration<Ljava/lang/Object;Ljava/util/function/Consumer<TE;>;>;' |
| } finally { |
| parentDir.deleteDir() |
| config.targetDirectory.deleteDir() |
| } |
| } |
| } |