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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.blocks;
21  
22  import static com.google.common.truth.Truth.assertWithMessage;
23  import static com.puppycrawl.tools.checkstyle.checks.blocks.AvoidNestedBlocksCheck.MSG_KEY_BLOCK_NESTED;
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 AvoidNestedBlocksCheckTest
31          extends AbstractModuleTestSupport {
32  
33      @Override
34      protected String getPackageLocation() {
35          return "com/puppycrawl/tools/checkstyle/checks/blocks/avoidnestedblocks";
36      }
37  
38      @Test
39      public void testGetRequiredTokens() {
40          final AvoidNestedBlocksCheck checkObj = new AvoidNestedBlocksCheck();
41          final int[] expected = {TokenTypes.SLIST};
42          assertWithMessage("Default required tokens are invalid")
43                  .that(checkObj.getRequiredTokens())
44                  .isEqualTo(expected);
45      }
46  
47      @Test
48      public void testStrictSettings()
49              throws Exception {
50          final String[] expected = {
51              "25:9: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
52              "47:17: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
53              "53:17: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
54              "61:17: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
55          };
56          verifyWithInlineConfigParser(
57                  getPath("InputAvoidNestedBlocksDefault.java"), expected);
58      }
59  
60      @Test
61      public void testAllowSwitchInCase()
62              throws Exception {
63  
64          final String[] expected = {
65              "21:9: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
66              "43:17: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
67              "57:17: " + getCheckMessage(MSG_KEY_BLOCK_NESTED),
68          };
69          verifyWithInlineConfigParser(
70                  getPath("InputAvoidNestedBlocksAllowInSwitchCase.java"), expected);
71      }
72  
73      @Test
74      public void testGetAcceptableTokens() {
75          final AvoidNestedBlocksCheck constantNameCheckObj = new AvoidNestedBlocksCheck();
76          final int[] actual = constantNameCheckObj.getAcceptableTokens();
77          final int[] expected = {TokenTypes.SLIST };
78          assertWithMessage("Default acceptable tokens are invalid")
79                  .that(actual)
80                  .isEqualTo(expected);
81      }
82  
83  }