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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) 2001-2024 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.naming;
21  
22  import static com.puppycrawl.tools.checkstyle.checks.naming.CatchParameterNameCheck.MSG_INVALID_PATTERN;
23  
24  import org.junit.jupiter.api.Test;
25  
26  import com.puppycrawl.tools.checkstyle.AbstractExamplesModuleTestSupport;
27  
28  public class CatchParameterNameCheckExamplesTest extends AbstractExamplesModuleTestSupport {
29  
30      private static final String CATCH_PARAM_NAME_PATTERN_1 = "^(e|t|ex|[a-z][a-z][a-zA-Z]+|_)$";
31      private static final String CATCH_PARAM_NAME_PATTERN_2 = "^[a-z][a-zA-Z0-9]+$";
32  
33      @Override
34      protected String getPackageLocation() {
35          return "com/puppycrawl/tools/checkstyle/checks/naming/catchparametername";
36      }
37  
38      @Test
39      public void testExample1() throws Exception {
40          final String[] expected = {
41              "18:40: " + getCheckMessage(MSG_INVALID_PATTERN, "e123",
42                      CATCH_PARAM_NAME_PATTERN_1),
43              "20:35: " + getCheckMessage(MSG_INVALID_PATTERN, "ab",
44                      CATCH_PARAM_NAME_PATTERN_1),
45              "23:35: " + getCheckMessage(MSG_INVALID_PATTERN, "aBC",
46                      CATCH_PARAM_NAME_PATTERN_1),
47              "26:24: " + getCheckMessage(MSG_INVALID_PATTERN, "EighthException",
48                      CATCH_PARAM_NAME_PATTERN_1),
49          };
50  
51          verifyWithInlineConfigParser(getPath("Example1.java"), expected);
52      }
53  
54      @Test
55      public void testExample2() throws Exception {
56          final String[] expected = {
57              "18:34: " + getCheckMessage(MSG_INVALID_PATTERN, "e",
58                      CATCH_PARAM_NAME_PATTERN_2),
59              "26:24: " + getCheckMessage(MSG_INVALID_PATTERN, "EighthException",
60                      CATCH_PARAM_NAME_PATTERN_2),
61              "28:24: " + getCheckMessage(MSG_INVALID_PATTERN, "t",
62                      CATCH_PARAM_NAME_PATTERN_2),
63          };
64  
65          verifyWithInlineConfigParser(getPath("Example2.java"), expected);
66      }
67  }