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20 package com.puppycrawl.tools.checkstyle.checks.coding;
21
22 import static com.puppycrawl.tools.checkstyle.checks.coding.UnusedLocalVariableCheck.MSG_UNUSED_LOCAL_VARIABLE;
23 import static com.puppycrawl.tools.checkstyle.checks.coding.UnusedLocalVariableCheck.MSG_UNUSED_NAMED_LOCAL_VARIABLE;
24
25 import org.junit.jupiter.api.Test;
26
27 import com.puppycrawl.tools.checkstyle.AbstractExamplesModuleTestSupport;
28
29 public class UnusedLocalVariableCheckExamplesTest extends AbstractExamplesModuleTestSupport {
30
31 @Override
32 public String getPackageLocation() {
33 return "com/puppycrawl/tools/checkstyle/checks/coding/unusedlocalvariable";
34 }
35
36 @Test
37 public void testExample1() throws Exception {
38 final String[] expected = {
39 "16:5: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "k"),
40 "26:5: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "arr"),
41 "32:5: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "s"),
42 "39:5: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "s"),
43 "49:10: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "i"),
44 };
45
46 verifyWithInlineConfigParser(
47 getNonCompilablePath("Example1.java"), expected);
48 }
49
50 @Test
51 public void testExample2() throws Exception {
52 final String[] expected = {
53 "17:5: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "k"),
54 "27:5: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "arr"),
55 "33:5: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "s"),
56 "34:5: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "_"),
57 "40:5: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "s"),
58 "50:10: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "i"),
59 "52:10: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "_"),
60 };
61
62 verifyWithInlineConfigParser(
63 getNonCompilablePath("Example2.java"), expected);
64 }
65
66 @Test
67 public void testExample3() throws Exception {
68 final String[] expected = {
69 "17:31: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "str"),
70 "26:19: " + getCheckMessage(MSG_UNUSED_NAMED_LOCAL_VARIABLE, "c"),
71 };
72 verifyWithInlineConfigParser(
73 getNonCompilablePath("Example3.java"), expected);
74 }
75
76 @Test
77 public void testExample4() throws Exception {
78 final String[] expected = {
79 "19:31: " + getCheckMessage(MSG_UNUSED_LOCAL_VARIABLE, "str"),
80 };
81 verifyWithInlineConfigParser(
82 getNonCompilablePath("Example4.java"), expected);
83 }
84
85 }