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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    *      http://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  package org.apache.juneau.objecttools;
18  
19  import static org.apache.juneau.common.utils.Utils.*;
20  import static org.junit.jupiter.api.Assertions.*;
21  
22  import org.apache.juneau.*;
23  import org.junit.jupiter.api.*;
24  
25  class ObjectIntrospector_Test extends TestBase {
26  
27  	//====================================================================================================
28  	// testBasic
29  	//====================================================================================================
30  	@Test void a01_Basic() throws Exception {
31  		var in = n(String.class);
32  
33  		var r = new ObjectIntrospector(in, null).invokeMethod("substring(int,int)", "[3,6]");
34  		assertNull(r);
35  
36  		in = "foobar";
37  		r = new ObjectIntrospector(in).invokeMethod("substring(int,int)", "[3,6]");
38  		assertEquals("bar", r);
39  
40  		r = new ObjectIntrospector(in).invokeMethod("toString", null);
41  		assertEquals("foobar", r);
42  
43  		r = new ObjectIntrospector(in).invokeMethod("toString", "");
44  		assertEquals("foobar", r);
45  
46  		r = new ObjectIntrospector(in).invokeMethod("toString", "[]");
47  		assertEquals("foobar", r);
48  
49  		assertThrows(NoSuchMethodException.class, ()->new ObjectIntrospector("foobar").invokeMethod("noSuchMethod", "[3,6]"));
50  
51  		r = new ObjectIntrospector(null).invokeMethod(String.class.getMethod("toString"), null);
52  		assertNull(r);
53  
54  		r = new ObjectIntrospector("foobar").invokeMethod(String.class.getMethod("toString"), null);
55  		assertEquals("foobar", r);
56  	}
57  }