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1   ////////////////////////////////////////////////////////////////////////////////
2   // checkstyle: Checks Java source code for adherence to a set of rules.
3   // Copyright (C) 2001-2018 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.AbstractNameCheck.MSG_INVALID_PATTERN;
23  import static org.junit.Assert.assertArrayEquals;
24  
25  import org.junit.Test;
26  
27  import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
28  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
29  import com.puppycrawl.tools.checkstyle.api.TokenTypes;
30  
31  public class ClassTypeParameterNameCheckTest
32      extends AbstractModuleTestSupport {
33  
34      @Override
35      protected String getPackageLocation() {
36          return "com/puppycrawl/tools/checkstyle/checks/naming/classtypeparametername";
37      }
38  
39      @Test
40      public void testGetClassRequiredTokens() {
41          final ClassTypeParameterNameCheck checkObj =
42              new ClassTypeParameterNameCheck();
43          final int[] expected = {TokenTypes.TYPE_PARAMETER};
44          assertArrayEquals("Default required tokens are invalid",
45              expected, checkObj.getRequiredTokens());
46      }
47  
48      @Test
49      public void testClassDefault()
50              throws Exception {
51          final DefaultConfiguration checkConfig =
52              createModuleConfig(ClassTypeParameterNameCheck.class);
53  
54          final String pattern = "^[A-Z]$";
55  
56          final String[] expected = {
57              "5:42: " + getCheckMessage(MSG_INVALID_PATTERN, "t", pattern),
58              "13:14: " + getCheckMessage(MSG_INVALID_PATTERN, "foo", pattern),
59              "27:24: " + getCheckMessage(MSG_INVALID_PATTERN, "foo", pattern),
60          };
61          verify(checkConfig, getPath("InputClassTypeParameterName.java"), expected);
62      }
63  
64      @Test
65      public void testClassFooName()
66              throws Exception {
67          final DefaultConfiguration checkConfig =
68              createModuleConfig(ClassTypeParameterNameCheck.class);
69          checkConfig.addAttribute("format", "^foo$");
70  
71          final String pattern = "^foo$";
72  
73          final String[] expected = {
74              "5:42: " + getCheckMessage(MSG_INVALID_PATTERN, "t", pattern),
75              "33:18: " + getCheckMessage(MSG_INVALID_PATTERN, "T", pattern),
76          };
77          verify(checkConfig, getPath("InputClassTypeParameterName.java"), expected);
78      }
79  
80      @Test
81      public void testGetAcceptableTokens() {
82          final ClassTypeParameterNameCheck typeParameterNameCheckObj =
83              new ClassTypeParameterNameCheck();
84          final int[] actual = typeParameterNameCheckObj.getAcceptableTokens();
85          final int[] expected = {
86              TokenTypes.TYPE_PARAMETER,
87          };
88          assertArrayEquals("Default acceptable tokens are invalid", expected, actual);
89      }
90  
91  }