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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 org.checkstyle.suppressionxpathfilter;
21  
22  import java.io.File;
23  import java.util.Arrays;
24  import java.util.Collections;
25  import java.util.List;
26  
27  import org.junit.jupiter.api.Test;
28  
29  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
30  import com.puppycrawl.tools.checkstyle.checks.coding.DefaultComesLastCheck;
31  
32  public class XpathRegressionDefaultComesLastTest extends AbstractXpathTestSupport {
33  
34      private final String checkName = DefaultComesLastCheck.class.getSimpleName();
35  
36      @Override
37      protected String getCheckName() {
38          return checkName;
39      }
40  
41      @Test
42      public void testNonEmptyCase() throws Exception {
43          final File fileToProcess =
44                  new File(getPath("InputXpathDefaultComesLastNonEmptyCase.java"));
45  
46          final DefaultConfiguration moduleConfig =
47                  createModuleConfig(DefaultComesLastCheck.class);
48  
49          final String[] expectedViolation = {
50              "8:13: " + getCheckMessage(DefaultComesLastCheck.class,
51                      DefaultComesLastCheck.MSG_KEY),
52          };
53  
54          final List<String> expectedXpathQueries = Arrays.asList(
55              "/COMPILATION_UNIT/CLASS_DEF[./IDENT"
56                  + "[@text='InputXpathDefaultComesLastNonEmptyCase']]/OBJBLOCK"
57                  + "/METHOD_DEF[./IDENT[@text='test']]/SLIST/LITERAL_SWITCH/CASE_GROUP["
58                  + "./SLIST/EXPR/ASSIGN/IDENT[@text='id']]",
59              "/COMPILATION_UNIT/CLASS_DEF[./IDENT"
60                  + "[@text='InputXpathDefaultComesLastNonEmptyCase']]/OBJBLOCK"
61                  + "/METHOD_DEF[./IDENT[@text='test']]/SLIST/LITERAL_SWITCH/CASE_GROUP"
62                  + "/LITERAL_DEFAULT"
63          );
64  
65          runVerifications(moduleConfig, fileToProcess, expectedViolation,
66                  expectedXpathQueries);
67      }
68  
69      @Test
70      public void testEmptyCase() throws Exception {
71          final File fileToProcess =
72                  new File(getPath("InputXpathDefaultComesLastEmptyCase.java"));
73  
74          final DefaultConfiguration moduleConfig =
75                  createModuleConfig(DefaultComesLastCheck.class);
76          moduleConfig.addProperty("skipIfLastAndSharedWithCase", "true");
77  
78          final String[] expectedViolation = {
79              "15:13: " + getCheckMessage(DefaultComesLastCheck.class,
80                  DefaultComesLastCheck.MSG_KEY_SKIP_IF_LAST_AND_SHARED_WITH_CASE),
81          };
82  
83          final List<String> expectedXpathQueries = Collections.singletonList(
84              "/COMPILATION_UNIT/CLASS_DEF[./IDENT"
85                  + "[@text='InputXpathDefaultComesLastEmptyCase']]/OBJBLOCK"
86                  + "/METHOD_DEF[./IDENT[@text='test']]/SLIST/LITERAL_SWITCH/CASE_GROUP"
87                  + "/LITERAL_DEFAULT"
88          );
89  
90          runVerifications(moduleConfig, fileToProcess, expectedViolation,
91                  expectedXpathQueries);
92      }
93  
94  }