1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.commons.lang3.function;
19
20 import static org.junit.jupiter.api.Assertions.assertEquals;
21 import static org.junit.jupiter.api.Assertions.assertFalse;
22
23 import java.lang.reflect.Method;
24 import java.util.function.Supplier;
25
26 import org.junit.jupiter.api.Test;
27
28 /**
29 * Tests {@link MethodInvokers#asSupplier(Method)}.
30 */
31 class MethodInvokersSupplierTest extends MethodFixtures {
32
33 @Test
34 void testSupplierStaticGetMethod() throws NoSuchMethodException, SecurityException {
35 final Supplier<String> supplier = MethodInvokers.asSupplier(getMethodForStaticGetString());
36 assertEquals(staticGetString(), supplier.get());
37 assertEquals(staticGetString(), supplier.get());
38 }
39
40 @Test
41 void testSupplierStaticGetMethodToString() throws SecurityException, ReflectiveOperationException {
42 // Should not blow up and must return _something_
43 final Supplier<Object> supplier = MethodInvokers.asSupplier(getMethodForStaticGetString());
44 assertFalse(supplier.toString().isEmpty());
45 assertFalse(supplier.toString().isEmpty());
46 }
47
48 }