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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) 2001-2025 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.whitespace;
21  
22  import java.io.File;
23  import java.util.Collections;
24  import java.util.List;
25  
26  import org.checkstyle.suppressionxpathfilter.AbstractXpathTestSupport;
27  import org.junit.jupiter.api.Test;
28  
29  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
30  import com.puppycrawl.tools.checkstyle.checks.whitespace.OperatorWrapCheck;
31  
32  public class XpathRegressionOperatorWrapTest extends AbstractXpathTestSupport {
33  
34      private final String checkName = OperatorWrapCheck.class.getSimpleName();
35  
36      @Override
37      protected String getCheckName() {
38          return checkName;
39      }
40  
41      @Override
42      protected String getPackageLocation() {
43          return "org/checkstyle/suppressionxpathfilter/whitespace/operatorwrap";
44      }
45  
46      @Test
47      public void testOperatorWrapNewLine() throws Exception {
48          final File fileToProcess =
49                  new File(getPath("InputXpathOperatorWrapNewLine.java"));
50  
51          final DefaultConfiguration moduleConfig =
52                  createModuleConfig(OperatorWrapCheck.class);
53  
54          final String[] expectedViolation = {
55              "6:19: " + getCheckMessage(OperatorWrapCheck.class,
56                          OperatorWrapCheck.MSG_LINE_NEW, "+"),
57          };
58  
59          final List<String> expectedXpathQueries = Collections.singletonList(
60                  "/COMPILATION_UNIT"
61                          + "/CLASS_DEF[./IDENT[@text"
62                          + "='InputXpathOperatorWrapNewLine']]"
63                          + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]"
64                          + "/SLIST/VARIABLE_DEF[./IDENT[@text='x']]"
65                          + "/ASSIGN/EXPR/MINUS[./NUM_INT[@text='4']]"
66                          + "/MINUS[./NUM_INT[@text='3']]"
67                          + "/PLUS[./NUM_INT[@text='1']]"
68          );
69          runVerifications(moduleConfig, fileToProcess, expectedViolation,
70                  expectedXpathQueries);
71      }
72  
73      @Test
74      public void testOperatorWrapPreviousLine() throws Exception {
75          final File fileToProcess =
76                  new File(getPath("InputXpathOperatorWrapPreviousLine.java"));
77  
78          final DefaultConfiguration moduleConfig =
79                  createModuleConfig(OperatorWrapCheck.class);
80          moduleConfig.addProperty("tokens", "ASSIGN");
81          moduleConfig.addProperty("option", "eol");
82  
83          final String[] expectedViolation = {
84              "5:11: " + getCheckMessage(OperatorWrapCheck.class,
85                          OperatorWrapCheck.MSG_LINE_PREVIOUS, "="),
86          };
87  
88          final List<String> expectedXpathQueries = Collections.singletonList(
89               "/COMPILATION_UNIT"
90                  + "/CLASS_DEF[./IDENT[@text='InputXpathOperatorWrapPreviousLine']]"
91                  + "/OBJBLOCK/VARIABLE_DEF[./IDENT[@text='b']]"
92                  + "/ASSIGN"
93          );
94  
95          runVerifications(moduleConfig, fileToProcess, expectedViolation,
96                  expectedXpathQueries);
97      }
98  }