| /* |
| * Copyright 2016 Federico Tomassetti |
| * |
| * Licensed 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 com.github.javaparser.symbolsolver.logic; |
| |
| import com.github.javaparser.resolution.types.ResolvedType; |
| import com.github.javaparser.symbolsolver.model.resolution.TypeSolver; |
| import com.github.javaparser.symbolsolver.model.typesystem.ReferenceTypeImpl; |
| import com.github.javaparser.symbolsolver.reflectionmodel.ReflectionClassDeclaration; |
| import com.github.javaparser.symbolsolver.reflectionmodel.ReflectionInterfaceDeclaration; |
| import com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver; |
| import org.junit.Test; |
| |
| import java.util.function.Consumer; |
| import java.util.function.Function; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class FunctionInterfaceLogicTest { |
| |
| @Test |
| public void testGetFunctionalMethodNegativeCaseOnClass() { |
| TypeSolver typeSolver = new ReflectionTypeSolver(); |
| ResolvedType string = new ReferenceTypeImpl(new ReflectionClassDeclaration(String.class, typeSolver), typeSolver); |
| assertEquals(false, FunctionalInterfaceLogic.getFunctionalMethod(string).isPresent()); |
| } |
| |
| @Test |
| public void testGetFunctionalMethodPositiveCasesOnInterfaces() { |
| TypeSolver typeSolver = new ReflectionTypeSolver(); |
| ResolvedType function = new ReferenceTypeImpl(new ReflectionInterfaceDeclaration(Function.class, typeSolver), typeSolver); |
| assertEquals(true, FunctionalInterfaceLogic.getFunctionalMethod(function).isPresent()); |
| assertEquals("apply", FunctionalInterfaceLogic.getFunctionalMethod(function).get().getName()); |
| ResolvedType consumer = new ReferenceTypeImpl(new ReflectionInterfaceDeclaration(Consumer.class, typeSolver), typeSolver); |
| assertEquals(true, FunctionalInterfaceLogic.getFunctionalMethod(consumer).isPresent()); |
| assertEquals("accept", FunctionalInterfaceLogic.getFunctionalMethod(consumer).get().getName()); |
| } |
| } |