View Javadoc
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.Collections;
24  import java.util.List;
25  
26  import org.junit.jupiter.api.Test;
27  
28  import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
29  import com.puppycrawl.tools.checkstyle.checks.sizes.LambdaBodyLengthCheck;
30  
31  public class XpathRegressionLambdaBodyLengthTest
32          extends AbstractXpathTestSupport {
33  
34      private static final Class<LambdaBodyLengthCheck> CLASS =
35          LambdaBodyLengthCheck.class;
36  
37      @Override
38      protected String getCheckName() {
39          return CLASS.getSimpleName();
40      }
41  
42      @Test
43      public void testDefaultMax() throws Exception {
44          final File fileToProcess = new File(getPath(
45              "InputXpathLambdaBodyLengthDefaultMax.java"));
46          final DefaultConfiguration moduleConfig = createModuleConfig(CLASS);
47          final String[] expectedViolation = {
48              "7:48: " + getCheckMessage(CLASS, LambdaBodyLengthCheck.MSG_KEY, 11, 10),
49          };
50  
51          final List<String> expectedXpathQueries = Collections.singletonList(
52              "/COMPILATION_UNIT/CLASS_DEF"
53                  + "[./IDENT[@text='InputXpathLambdaBodyLengthDefaultMax']]"
54                  + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]/SLIST"
55                  + "/VARIABLE_DEF[./IDENT[@text='trimmer']]/ASSIGN/LAMBDA");
56  
57          runVerifications(moduleConfig, fileToProcess, expectedViolation, expectedXpathQueries);
58      }
59  
60      @Test
61      public void testCustomMax() throws Exception {
62          final File fileToProcess = new File(getPath(
63              "InputXpathLambdaBodyLengthCustomMax.java"));
64          final DefaultConfiguration moduleConfig = createModuleConfig(CLASS);
65          moduleConfig.addProperty("max", "5");
66          final String[] expectedViolation = {
67              "7:25: " + getCheckMessage(CLASS, LambdaBodyLengthCheck.MSG_KEY, 6, 5),
68          };
69  
70          final List<String> expectedXpathQueries = Collections.singletonList(
71              "/COMPILATION_UNIT/CLASS_DEF"
72                  + "[./IDENT[@text='InputXpathLambdaBodyLengthCustomMax']]"
73                  + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]/SLIST"
74                  + "/VARIABLE_DEF[./IDENT[@text='r']]/ASSIGN/LAMBDA");
75  
76          runVerifications(moduleConfig, fileToProcess, expectedViolation, expectedXpathQueries);
77      }
78  }