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1   ///////////////////////////////////////////////////////////////////////////////////////////////
2   // checkstyle: Checks Java source code and other text files for adherence to a set of rules.
3   // Copyright (C) 2001-2026 the original author or authors.
4   //
5   // This library is free software; you can redistribute it and/or
6   // modify it under the terms of the GNU Lesser General Public
7   // License as published by the Free Software Foundation; either
8   // version 2.1 of the License, or (at your option) any later version.
9   //
10  // This library is distributed in the hope that it will be useful,
11  // but WITHOUT ANY WARRANTY; without even the implied warranty of
12  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  // Lesser General Public License for more details.
14  //
15  // You should have received a copy of the GNU Lesser General Public
16  // License along with this library; if not, write to the Free Software
17  // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  ///////////////////////////////////////////////////////////////////////////////////////////////
19  
20  package com.puppycrawl.tools.checkstyle.checks.coding;
21  
22  import org.junit.jupiter.api.Test;
23  
24  import com.puppycrawl.tools.checkstyle.AbstractExamplesModuleTestSupport;
25  
26  public class IllegalTypeCheckExamplesTest extends AbstractExamplesModuleTestSupport {
27      @Override
28      public String getPackageLocation() {
29          return "com/puppycrawl/tools/checkstyle/checks/coding/illegaltype";
30      }
31  
32      @Test
33      public void testExample1() throws Exception {
34          final String[] expected = {
35              "16:31: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeSet"),
36              "18:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
37              "20:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "LinkedHashMap"),
38              "23:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeMap"),
39              "26:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.TreeSet"),
40              "29:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
41              "31:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
42              "35:11: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
43              "39:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
44          };
45  
46          verifyWithInlineConfigParser(getPath("Example1.java"), expected);
47      }
48  
49      @Test
50      public void testExample2() throws Exception {
51          final String[] expected = {
52              "20:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
53              "31:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
54              "33:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
55              "37:11: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
56              "41:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
57          };
58  
59          verifyWithInlineConfigParser(getPath("Example2.java"), expected);
60      }
61  
62      @Test
63      public void testExample3() throws Exception {
64          final String[] expected = {
65              "17:31: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeSet"),
66              "19:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
67              "21:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "LinkedHashMap"),
68              "24:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeMap"),
69              "27:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.TreeSet"),
70              "30:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
71              "40:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
72          };
73  
74          verifyWithInlineConfigParser(getPath("Example3.java"), expected);
75      }
76  
77      @Test
78      public void testExample4() throws Exception {
79          final String[] expected = {
80              "18:31: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeSet"),
81              "20:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
82              "22:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "LinkedHashMap"),
83              "25:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeMap"),
84              "28:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.TreeSet"),
85              "31:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
86              "33:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
87              "37:11: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
88              "41:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
89              "57:19: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Gitter"),
90          };
91  
92          verifyWithInlineConfigParser(getPath("Example4.java"), expected);
93      }
94  
95      @Test
96      public void testExample5() throws Exception {
97          final String[] expected = {
98              "18:31: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeSet"),
99              "20:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
100             "31:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
101             "33:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
102             "41:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
103         };
104 
105         verifyWithInlineConfigParser(getPath("Example5.java"), expected);
106     }
107 
108     @Test
109     public void testExample6() throws Exception {
110         final String[] expected = {
111             "43:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Boolean"),
112             "51:25: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Boolean"),
113             "51:56: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Boolean"),
114             "62:28: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Foo"),
115             "62:39: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Boolean"),
116             "68:18: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Foo"),
117             "68:38: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Boolean"),
118         };
119 
120         verifyWithInlineConfigParser(getPath("Example6.java"), expected);
121     }
122 
123     @Test
124     public void testExample7() throws Exception {
125         final String[] expected = {
126             "74:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Optional"),
127             "76:3: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "Optional"),
128         };
129 
130         verifyWithInlineConfigParser(getPath("Example7.java"), expected);
131     }
132 
133     @Test
134     public void testExample8() throws Exception {
135         final String[] expected = {
136             "75:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "var"),
137         };
138 
139         verifyWithInlineConfigParser(getPath("Example8.java"), expected);
140     }
141 
142     @Test
143     public void testExample9() throws Exception {
144         final String[] expected = {
145             "20:31: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeSet"),
146             "22:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
147             "24:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "LinkedHashMap"),
148             "27:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "TreeMap"),
149             "30:5: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.TreeSet"),
150             "33:21: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "java.util.HashSet"),
151             "35:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
152             "39:11: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
153             "43:13: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "HashMap"),
154             "78:10: " + getCheckMessage(IllegalTypeCheck.MSG_KEY, "AbstractSet"),
155         };
156 
157         verifyWithInlineConfigParser(getPath("Example9.java"), expected);
158     }
159 }