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20 package org.checkstyle.suppressionxpathfilter.coding;
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.checkstyle.suppressionxpathfilter.AbstractXpathTestSupport;
28 import org.junit.jupiter.api.Test;
29
30 import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
31 import com.puppycrawl.tools.checkstyle.checks.coding.StringLiteralEqualityCheck;
32
33 public class XpathRegressionStringLiteralEqualityTest extends AbstractXpathTestSupport {
34
35 private final String checkName = StringLiteralEqualityCheck.class.getSimpleName();
36
37 @Override
38 protected String getCheckName() {
39 return checkName;
40 }
41
42 @Override
43 protected String getPackageLocation() {
44 return "org/checkstyle/suppressionxpathfilter/coding/stringliteralequality";
45 }
46
47 @Test
48 public void testEqualityTrue() throws Exception {
49 final File fileToProcess =
50 new File(getPath("InputXpathStringLiteralEqualityTrue.java"));
51 final DefaultConfiguration moduleConfig =
52 createModuleConfig(StringLiteralEqualityCheck.class);
53 final String[] expectedViolation = {
54 "6:17: " + getCheckMessage(StringLiteralEqualityCheck.class,
55 StringLiteralEqualityCheck.MSG_KEY, "=="),
56 };
57 final List<String> expectedXpathQueries = Arrays.asList(
58 "/COMPILATION_UNIT"
59 + "/CLASS_DEF[./IDENT[@text='InputXpathStringLiteralEqualityTrue']]"
60 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='myFunction']]"
61 + "/SLIST/LITERAL_IF/EXPR",
62 "/COMPILATION_UNIT"
63 + "/CLASS_DEF[./IDENT[@text='InputXpathStringLiteralEqualityTrue']]"
64 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='myFunction']]"
65 + "/SLIST/LITERAL_IF/EXPR/EQUAL[./IDENT[@text='foo']]"
66
67 );
68
69 runVerifications(moduleConfig, fileToProcess, expectedViolation,
70 expectedXpathQueries);
71 }
72
73 @Test
74 public void testEqualityFalse() throws Exception {
75 final File fileToProcess =
76 new File(getPath("InputXpathStringLiteralEqualityFalse.java"));
77 final DefaultConfiguration moduleConfig =
78 createModuleConfig(StringLiteralEqualityCheck.class);
79 final String[] expectedViolation = {
80 "6:20: " + getCheckMessage(StringLiteralEqualityCheck.class,
81 StringLiteralEqualityCheck.MSG_KEY, "!="),
82 };
83 final List<String> expectedXpathQueries = Arrays.asList(
84 "/COMPILATION_UNIT"
85 + "/CLASS_DEF[./IDENT[@text='InputXpathStringLiteralEqualityFalse']]"
86 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='myFunction']]"
87 + "/SLIST/LITERAL_WHILE/EXPR",
88 "/COMPILATION_UNIT"
89 + "/CLASS_DEF[./IDENT[@text='InputXpathStringLiteralEqualityFalse']]"
90 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='myFunction']]"
91 + "/SLIST/LITERAL_WHILE/EXPR/NOT_EQUAL[./IDENT[@text='foo']]"
92
93 );
94
95 runVerifications(moduleConfig, fileToProcess, expectedViolation,
96 expectedXpathQueries);
97 }
98
99 @Test
100 public void testEqualityExp() throws Exception {
101 final File fileToProcess =
102 new File(getPath("InputXpathStringLiteralEqualityExp.java"));
103 final DefaultConfiguration moduleConfig =
104 createModuleConfig(StringLiteralEqualityCheck.class);
105 final String[] expectedViolation = {
106 "6:29: " + getCheckMessage(StringLiteralEqualityCheck.class,
107 StringLiteralEqualityCheck.MSG_KEY, "=="),
108 };
109 final List<String> expectedXpathQueries = Collections.singletonList(
110 "/COMPILATION_UNIT"
111 + "/CLASS_DEF[./IDENT[@text='InputXpathStringLiteralEqualityExp']]"
112 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='myFunction']]"
113 + "/SLIST/VARIABLE_DEF[./IDENT[@text='flag']]"
114 + "/ASSIGN/EXPR/EQUAL[./IDENT[@text='foo']]"
115
116 );
117
118 runVerifications(moduleConfig, fileToProcess, expectedViolation,
119 expectedXpathQueries);
120 }
121 }