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20 package org.checkstyle.suppressionxpathfilter.metrics;
21
22 import java.io.File;
23 import java.util.Arrays;
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.metrics.CyclomaticComplexityCheck;
31
32 public class XpathRegressionCyclomaticComplexityTest extends AbstractXpathTestSupport {
33
34 private final String checkName = CyclomaticComplexityCheck.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/metrics/cyclomaticcomplexity";
44 }
45
46 @Test
47 public void testConditionals() throws Exception {
48
49 final File fileToProcess =
50 new File(getPath("InputXpathCyclomaticComplexityConditionals.java"));
51
52 final DefaultConfiguration moduleConfig =
53 createModuleConfig(CyclomaticComplexityCheck.class);
54 moduleConfig.addProperty("max", "0");
55
56 final String[] expectedViolation = {
57 "4:5: " + getCheckMessage(CyclomaticComplexityCheck.class,
58 CyclomaticComplexityCheck.MSG_KEY, 2, 0),
59 };
60
61 final List<String> expectedXpathQueries = Arrays.asList(
62 "/COMPILATION_UNIT/CLASS_DEF"
63 + "[./IDENT[@text='InputXpathCyclomaticComplexityConditionals']]"
64 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]",
65 "/COMPILATION_UNIT/CLASS_DEF"
66 + "[./IDENT[@text='InputXpathCyclomaticComplexityConditionals']]"
67 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]/MODIFIERS",
68 "/COMPILATION_UNIT/CLASS_DEF"
69 + "[./IDENT[@text='InputXpathCyclomaticComplexityConditionals']]"
70 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='test']]/MODIFIERS/LITERAL_PUBLIC"
71 );
72
73 runVerifications(moduleConfig, fileToProcess, expectedViolation,
74 expectedXpathQueries);
75 }
76
77 @Test
78 public void testSwitchBlock() throws Exception {
79 final File fileToProcess =
80 new File(getPath("InputXpathCyclomaticComplexitySwitchBlock.java"));
81
82 final DefaultConfiguration moduleConfig =
83 createModuleConfig(CyclomaticComplexityCheck.class);
84 moduleConfig.addProperty("max", "0");
85
86 final String[] expectedViolation = {
87 "6:5: " + getCheckMessage(CyclomaticComplexityCheck.class,
88 CyclomaticComplexityCheck.MSG_KEY, 5, 0),
89 };
90
91 final List<String> expectedXpathQueries = Arrays.asList(
92 "/COMPILATION_UNIT/CLASS_DEF"
93 + "[./IDENT[@text='InputXpathCyclomaticComplexitySwitchBlock']]"
94 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='foo2']]",
95 "/COMPILATION_UNIT/CLASS_DEF"
96 + "[./IDENT[@text='InputXpathCyclomaticComplexitySwitchBlock']]"
97 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='foo2']]/MODIFIERS",
98 "/COMPILATION_UNIT/CLASS_DEF"
99 + "[./IDENT[@text='InputXpathCyclomaticComplexitySwitchBlock']]"
100 + "/OBJBLOCK/METHOD_DEF[./IDENT[@text='foo2']]/MODIFIERS/LITERAL_PUBLIC"
101 );
102
103 runVerifications(moduleConfig, fileToProcess, expectedViolation,
104 expectedXpathQueries);
105 }
106 }