| // *************************************************************************************************************************** |
| // * 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 org.apache.juneau.reflection; |
| |
| import static org.apache.juneau.reflect.ConstructorInfo.*; |
| import static org.junit.Assert.*; |
| |
| import java.lang.reflect.*; |
| import java.util.*; |
| import java.util.function.*; |
| import java.util.stream.*; |
| |
| import org.apache.juneau.*; |
| import org.apache.juneau.reflect.*; |
| import org.junit.*; |
| |
| public class ConstructorInfoTest { |
| |
| private static void check(String expected, Object o) { |
| assertEquals(expected, TO_STRING.apply(o)); |
| } |
| |
| private static final Function<Object,String> TO_STRING = new Function<Object,String>() { |
| @Override |
| public String apply(Object t) { |
| if (t == null) |
| return null; |
| if (t instanceof Iterable) |
| return StreamSupport.stream(((Iterable<?>)t).spliterator(), false).map(this).collect(Collectors.joining(",")); |
| if (t instanceof ClassInfo) |
| return ((ClassInfo)t).getSimpleName(); |
| if (t instanceof ConstructorInfo) |
| return ((ConstructorInfo)t).getShortName(); |
| if (t instanceof Constructor) |
| return ConstructorInfo.of((Constructor<?>)t).getShortName(); |
| return t.toString(); |
| } |
| }; |
| |
| private static ConstructorInfo ofc(Class<?> c, Class<?>...pt) { |
| try { |
| return of(c.getConstructor(pt)); |
| } catch (NoSuchMethodException | SecurityException e) { |
| fail(e.getLocalizedMessage()); |
| } |
| return null; |
| } |
| |
| //----------------------------------------------------------------------------------------------------------------- |
| // Instantiation. |
| //----------------------------------------------------------------------------------------------------------------- |
| |
| static class A { |
| public A() {} |
| } |
| static ConstructorInfo a = ofc(A.class); |
| |
| @Test |
| public void of_withDeclaringClass() throws Exception { |
| check("A()", ConstructorInfo.of(ClassInfo.of(A.class), a.inner(), null)); |
| } |
| |
| @Test |
| public void of_noDeclaringClass() throws Exception { |
| check("A()", a.inner()); |
| } |
| |
| @Test |
| public void getDeclaringClass() throws Exception { |
| check("A", a.getDeclaringClass()); |
| } |
| |
| @Test |
| public void of_null() throws Exception { |
| check(null, ConstructorInfo.of(null)); |
| check(null, ConstructorInfo.of(null, null, null)); |
| } |
| |
| //----------------------------------------------------------------------------------------------------------------- |
| // Other methods |
| //----------------------------------------------------------------------------------------------------------------- |
| |
| public static class B { |
| private String f; |
| public B() {} |
| public B(String f) { |
| this.f = f; |
| } |
| public B(String f, String f2) { |
| this.f = f; |
| } |
| protected B(int f) {} |
| @Override |
| public String toString() { |
| return f; |
| } |
| } |
| static ClassInfo b = ClassInfo.of(B.class); |
| static ConstructorInfo |
| b_c1 = b.getPublicConstructor(), |
| b_c2 = b.getPublicConstructor(String.class), |
| b_c3 = b.getDeclaredConstructor(int.class), |
| b_c4 = b.getPublicConstructor(String.class, String.class); |
| |
| |
| @Test |
| public void invoke() { |
| try { |
| assertEquals(null, b_c1.invoke().toString()); |
| assertEquals("foo", b_c2.invoke("foo").toString()); |
| } catch (Exception e) { |
| fail(e.getLocalizedMessage()); |
| } |
| } |
| |
| @Test |
| public void makeAccessible() { |
| b_c3.makeAccessible(Visibility.PROTECTED); |
| try { |
| assertEquals(null, b_c3.invoke(123).toString()); |
| } catch (Exception e) { |
| fail(e.getLocalizedMessage()); |
| } |
| } |
| |
| @Test |
| public void compareTo() { |
| Set<ConstructorInfo> s = new TreeSet<>(Arrays.asList(b_c1, b_c2, b_c3, b_c4, a)); |
| check("A(),B(),B(int),B(String),B(String,String)", s); |
| |
| } |
| } |