1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 package com.puppycrawl.tools.checkstyle.checks.naming;
21
22 import static com.puppycrawl.tools.checkstyle.checks.naming.AbstractNameCheck.MSG_INVALID_PATTERN;
23
24 import org.junit.jupiter.api.Test;
25
26 import com.puppycrawl.tools.checkstyle.AbstractExamplesModuleTestSupport;
27
28 public class PatternVariableNameCheckExamplesTest extends AbstractExamplesModuleTestSupport {
29 @Override
30 protected String getPackageLocation() {
31 return "com/puppycrawl/tools/checkstyle/checks/naming/patternvariablename";
32 }
33
34 @Test
35 public void testExample1() throws Exception {
36
37 final String pattern = "^([a-z][a-zA-Z0-9]*|_)$";
38
39 final String[] expected = {
40 "15:30: " + getCheckMessage(MSG_INVALID_PATTERN, "STRING", pattern),
41 "17:31: " + getCheckMessage(MSG_INVALID_PATTERN, "num_1", pattern),
42 };
43
44 verifyWithInlineConfigParser(getNonCompilablePath("Example1.java"), expected);
45 }
46
47 @Test
48 public void testExample2() throws Exception {
49
50 final String pattern = "^[a-z](_?[a-zA-Z0-9]+)*$";
51
52 final String[] expected = {
53 "17:30: " + getCheckMessage(MSG_INVALID_PATTERN, "STRING", pattern),
54 };
55
56 verifyWithInlineConfigParser(getNonCompilablePath("Example2.java"), expected);
57 }
58
59 @Test
60 public void testExample3() throws Exception {
61
62 final String pattern = "^[a-z][_a-zA-Z0-9]{2,}$";
63
64 final String[] expected = {
65 "17:30: " + getCheckMessage(MSG_INVALID_PATTERN, "STRING", pattern),
66 "20:31: " + getCheckMessage(MSG_INVALID_PATTERN, "n", pattern),
67 };
68
69 verifyWithInlineConfigParser(getNonCompilablePath("Example3.java"), expected);
70 }
71
72 @Test
73 public void testExample4() throws Exception {
74
75 final String[] expected = {
76 "37:30: " + getCheckMessage(MSG_INVALID_PATTERN, "BAD", "^([a-z][a-zA-Z0-9]*|_)$"),
77 "40:36: " + getCheckMessage(MSG_INVALID_PATTERN, "bad", "^[A-Z][A-Z0-9]*$"),
78 };
79
80 verifyWithInlineConfigParser(getNonCompilablePath("Example4.java"), expected);
81 }
82 }