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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;
21  
22  import static com.puppycrawl.tools.checkstyle.checks.LineEndingCheck.MSG_KEY_WRONG_ENDING;
23  import static com.puppycrawl.tools.checkstyle.checks.LineEndingOption.CR;
24  import static com.puppycrawl.tools.checkstyle.checks.LineEndingOption.LF;
25  
26  import org.junit.jupiter.api.Test;
27  
28  import com.puppycrawl.tools.checkstyle.AbstractExamplesModuleTestSupport;
29  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
30  import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
31  
32  public class LineEndingCheckExampleTest extends AbstractExamplesModuleTestSupport {
33      @Override
34      public String getPackageLocation() {
35          return "com/puppycrawl/tools/checkstyle/checks/lineending";
36      }
37  
38      @Test
39      public void testExample1() throws Exception {
40          final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
41  
42          verifyWithInlineConfigParser(
43                  getPath("Example1.java"), expected
44          );
45      }
46  
47      @Test
48      public void testExample2() throws Exception {
49          final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
50  
51          verifyWithInlineConfigParser(
52                  getPath("Example2.java"), expected
53          );
54      }
55  
56      @Test
57      public void testExample3() throws Exception {
58          final String[] expected = {
59              "1: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
60              "2: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
61              "3: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
62              "4: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
63              "5: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
64              "6: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
65              "7: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
66              "8: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
67              "9: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
68              "10: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
69              "11: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
70              "12: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
71              "13: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
72              "14: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
73              "15: " + getCheckMessage(MSG_KEY_WRONG_ENDING, CR, LF),
74          };
75  
76          final DefaultConfiguration checkConfig = createModuleConfig(LineEndingCheck.class);
77          checkConfig.addProperty("lineEnding", "cr");
78          checkConfig.addProperty("fileExtensions", "java");
79  
80          verify(checkConfig,
81                  getPath("Example3.java"), expected
82          );
83      }
84  }