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20 package org.checkstyle.suppressionxpathfilter.coding;
21
22 import java.io.File;
23 import java.util.List;
24
25 import org.checkstyle.suppressionxpathfilter.AbstractXpathTestSupport;
26 import org.junit.jupiter.api.Test;
27
28 import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
29 import com.puppycrawl.tools.checkstyle.checks.coding.UnusedPrivateFieldCheck;
30
31 public class XpathRegressionUnusedPrivateFieldTest extends AbstractXpathTestSupport {
32
33 private final String checkName = UnusedPrivateFieldCheck.class.getSimpleName();
34
35 @Override
36 protected String getCheckName() {
37 return checkName;
38 }
39
40 @Override
41 public String getPackageLocation() {
42 return "org/checkstyle/suppressionxpathfilter/coding/unusedprivatefield";
43 }
44
45 @Test
46 public void testPrivateField() throws Exception {
47 final File fileToProcess = new File(getPath(
48 "InputXpathUnusedPrivateFieldOne.java"));
49
50 final DefaultConfiguration moduleConfig =
51 createModuleConfig(UnusedPrivateFieldCheck.class);
52
53 final String[] expectedViolation = {
54 "4:17: " + getCheckMessage(UnusedPrivateFieldCheck.class,
55 UnusedPrivateFieldCheck.MSG_PRIVATE_FIELD, "unused"),
56 };
57
58 final List<String> expectedXpathQueries = List.of(
59 "/COMPILATION_UNIT/CLASS_DEF"
60 + "[./IDENT[@text='InputXpathUnusedPrivateFieldOne']]"
61 + "/OBJBLOCK/VARIABLE_DEF/IDENT[@text='unused']"
62 );
63
64 runVerifications(moduleConfig, fileToProcess, expectedViolation, expectedXpathQueries);
65 }
66
67 @Test
68 public void testFullCoverage() throws Exception {
69 final File fileToProcess = new File(getPath(
70 "InputXpathUnusedPrivateFieldTwo.java"));
71
72 final DefaultConfiguration moduleConfig =
73 createModuleConfig(UnusedPrivateFieldCheck.class);
74
75 final String[] expectedViolation = {
76 "12:21: " + getCheckMessage(UnusedPrivateFieldCheck.class,
77 UnusedPrivateFieldCheck.MSG_PRIVATE_FIELD, "unused"),
78 };
79
80 final List<String> expectedXpathQueries = List.of(
81 "/COMPILATION_UNIT/CLASS_DEF"
82 + "[./IDENT[@text='InputXpathUnusedPrivateFieldTwo']]"
83 + "/OBJBLOCK/CLASS_DEF[./IDENT[@text='Inner']]"
84 + "/OBJBLOCK/VARIABLE_DEF/IDENT[@text='unused']"
85 );
86
87 runVerifications(moduleConfig, fileToProcess, expectedViolation, expectedXpathQueries);
88 }
89
90 @Test
91 public void testInnerUse() throws Exception {
92 final File fileToProcess = new File(getPath(
93 "InputXpathUnusedPrivateFieldThree.java"));
94
95 final DefaultConfiguration moduleConfig =
96 createModuleConfig(UnusedPrivateFieldCheck.class);
97
98 final String[] expectedViolation = {
99 "5:17: " + getCheckMessage(UnusedPrivateFieldCheck.class,
100 UnusedPrivateFieldCheck.MSG_PRIVATE_FIELD, "unused"),
101 };
102
103 final List<String> expectedXpathQueries = List.of(
104 "/COMPILATION_UNIT/ENUM_DEF"
105 + "[./IDENT[@text='InputXpathUnusedPrivateFieldThree']]"
106 + "/OBJBLOCK/VARIABLE_DEF/IDENT[@text='unused']"
107 );
108
109 runVerifications(moduleConfig, fileToProcess, expectedViolation, expectedXpathQueries);
110 }
111
112 }