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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.google.common.truth.Truth.assertWithMessage;
23  import static com.puppycrawl.tools.checkstyle.checks.naming.AbstractNameCheck.MSG_INVALID_PATTERN;
24  
25  import org.junit.jupiter.api.Test;
26  
27  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
28  import com.puppycrawl.tools.checkstyle.api.TokenTypes;
29  
30  public class InterfaceTypeParameterNameCheckTest
31      extends AbstractModuleTestSupport {
32  
33      @Override
34      protected String getPackageLocation() {
35          return "com/puppycrawl/tools/checkstyle/checks/naming/interfacetypeparametername";
36      }
37  
38      @Test
39      public void testGetAcceptableTokens() {
40          final InterfaceTypeParameterNameCheck interfaceTypeParameterNameCheck =
41              new InterfaceTypeParameterNameCheck();
42          final int[] expected = {TokenTypes.TYPE_PARAMETER};
43  
44          assertWithMessage("Default acceptable tokens are invalid")
45              .that(interfaceTypeParameterNameCheck.getAcceptableTokens())
46              .isEqualTo(expected);
47      }
48  
49      @Test
50      public void testGetRequiredTokens() {
51          final InterfaceTypeParameterNameCheck checkObj =
52              new InterfaceTypeParameterNameCheck();
53          final int[] expected = {TokenTypes.TYPE_PARAMETER};
54          assertWithMessage("Default required tokens are invalid")
55              .that(checkObj.getRequiredTokens())
56              .isEqualTo(expected);
57      }
58  
59      @Test
60      public void testInterfaceDefault()
61              throws Exception {
62  
63          final String pattern = "^[A-Z]$";
64  
65          final String[] expected = {
66              "55:15: " + getCheckMessage(MSG_INVALID_PATTERN, "Input", pattern),
67          };
68          verifyWithInlineConfigParser(
69                  getPath("InputInterfaceTypeParameterName.java"), expected);
70      }
71  
72      @Test
73      public void testInterfaceFooName()
74              throws Exception {
75  
76          final String pattern = "^foo$";
77  
78          final String[] expected = {
79              "55:16: " + getCheckMessage(MSG_INVALID_PATTERN, "Input", pattern),
80              "59:25: " + getCheckMessage(MSG_INVALID_PATTERN, "T", pattern),
81          };
82          verifyWithInlineConfigParser(
83                  getPath("InputInterfaceTypeParameterName1.java"), expected);
84      }
85  
86  }