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.metrics;
21
22 import static com.google.common.truth.Truth.assertWithMessage;
23 import static com.puppycrawl.tools.checkstyle.checks.metrics.JavaNCSSCheck.MSG_CLASS;
24 import static com.puppycrawl.tools.checkstyle.checks.metrics.JavaNCSSCheck.MSG_FILE;
25 import static com.puppycrawl.tools.checkstyle.checks.metrics.JavaNCSSCheck.MSG_METHOD;
26 import static com.puppycrawl.tools.checkstyle.checks.metrics.JavaNCSSCheck.MSG_RECORD;
27
28 import org.junit.jupiter.api.Test;
29
30 import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
31 import com.puppycrawl.tools.checkstyle.api.TokenTypes;
32 import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
33
34
35
36
37
38
39 public class JavaNCSSCheckTest extends AbstractModuleTestSupport {
40
41 @Override
42 public String getPackageLocation() {
43 return "com/puppycrawl/tools/checkstyle/checks/metrics/javancss";
44 }
45
46 @Test
47 public void test() throws Exception {
48
49 final String[] expected = {
50 "12:1: " + getCheckMessage(MSG_FILE, 39, 2),
51 "19:1: " + getCheckMessage(MSG_CLASS, 22, 1),
52 "24:3: " + getCheckMessage(MSG_METHOD, 2, 0),
53 "31:3: " + getCheckMessage(MSG_METHOD, 4, 0),
54 "40:3: " + getCheckMessage(MSG_METHOD, 12, 0),
55 "52:7: " + getCheckMessage(MSG_METHOD, 2, 0),
56 "59:3: " + getCheckMessage(MSG_CLASS, 2, 1),
57 "66:1: " + getCheckMessage(MSG_CLASS, 10, 1),
58 "71:3: " + getCheckMessage(MSG_METHOD, 8, 0),
59 "90:1: " + getCheckMessage(MSG_CLASS, 4, 1),
60 "91:3: " + getCheckMessage(MSG_METHOD, 1, 0),
61 "92:3: " + getCheckMessage(MSG_METHOD, 1, 0),
62 "93:3: " + getCheckMessage(MSG_METHOD, 1, 0),
63 };
64
65 verifyWithInlineConfigParser(
66 getPath("InputJavaNCSS.java"), expected);
67 }
68
69 @Test
70 public void testEqualToMax() throws Exception {
71
72 final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
73
74 verifyWithInlineConfigParser(
75 getPath("InputJavaNCSS2.java"), expected);
76 }
77
78 @Test
79 public void testDefaultConfiguration() throws Exception {
80 final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
81 verifyWithInlineConfigParser(
82 getPath("InputJavaNCSS3.java"), expected);
83 }
84
85 @Test
86 public void testRecordsAndCompactCtors() throws Exception {
87
88 final String[] expected = {
89 "12:1: " + getCheckMessage(MSG_FILE, 55, 2),
90 "14:1: " + getCheckMessage(MSG_CLASS, 54, 3),
91 "16:3: " + getCheckMessage(MSG_CLASS, 7, 3),
92 "34:3: " + getCheckMessage(MSG_RECORD, 6, 4),
93 "43:3: " + getCheckMessage(MSG_RECORD, 15, 4),
94 "54:5: " + getCheckMessage(MSG_METHOD, 8, 7),
95 "73:3: " + getCheckMessage(MSG_RECORD, 6, 4),
96 "106:3: " + getCheckMessage(MSG_RECORD, 10, 4),
97 "107:5: " + getCheckMessage(MSG_METHOD, 9, 7),
98 };
99
100 verifyWithInlineConfigParser(
101 getPath("InputJavaNCSSRecordsAndCompactCtors.java"),
102 expected);
103 }
104
105 @Test
106 public void testForMutation() throws Exception {
107 final String[] expected = {
108 "13:1: " + getCheckMessage(MSG_CLASS, 84, 80),
109 "16:5: " + getCheckMessage(MSG_CLASS, 83, 80),
110 };
111 verifyWithInlineConfigParser(
112 getPath("InputJavaNCSSResolveMutation.java"),
113 expected);
114 }
115
116 @Test
117 public void testRecordMax() throws Exception {
118 final String[] expected = {
119 "14:1: " + getCheckMessage(MSG_CLASS, 105, 80),
120 "15:5: " + getCheckMessage(MSG_RECORD, 104, 100),
121 };
122
123 verifyWithInlineConfigParser(
124 getPath("InputJavaNCSSRecordsMax.java"),
125 expected);
126 }
127
128 @Test
129 public void testGetAcceptableTokens() {
130 final JavaNCSSCheck javaNcssCheckObj = new JavaNCSSCheck();
131 final int[] actual = javaNcssCheckObj.getAcceptableTokens();
132 final int[] expected = {
133 TokenTypes.CLASS_DEF,
134 TokenTypes.INTERFACE_DEF,
135 TokenTypes.METHOD_DEF,
136 TokenTypes.CTOR_DEF,
137 TokenTypes.INSTANCE_INIT,
138 TokenTypes.STATIC_INIT,
139 TokenTypes.PACKAGE_DEF,
140 TokenTypes.IMPORT,
141 TokenTypes.VARIABLE_DEF,
142 TokenTypes.CTOR_CALL,
143 TokenTypes.SUPER_CTOR_CALL,
144 TokenTypes.LITERAL_IF,
145 TokenTypes.LITERAL_ELSE,
146 TokenTypes.LITERAL_WHILE,
147 TokenTypes.LITERAL_DO,
148 TokenTypes.LITERAL_FOR,
149 TokenTypes.LITERAL_SWITCH,
150 TokenTypes.LITERAL_BREAK,
151 TokenTypes.LITERAL_CONTINUE,
152 TokenTypes.LITERAL_RETURN,
153 TokenTypes.LITERAL_THROW,
154 TokenTypes.LITERAL_SYNCHRONIZED,
155 TokenTypes.LITERAL_CATCH,
156 TokenTypes.LITERAL_FINALLY,
157 TokenTypes.EXPR,
158 TokenTypes.LABELED_STAT,
159 TokenTypes.LITERAL_CASE,
160 TokenTypes.LITERAL_DEFAULT,
161 TokenTypes.RECORD_DEF,
162 TokenTypes.COMPACT_CTOR_DEF,
163 };
164 assertWithMessage("Acceptable tokens should not be null")
165 .that(actual)
166 .isNotNull();
167 assertWithMessage("Invalid acceptable tokens")
168 .that(actual)
169 .isEqualTo(expected);
170 }
171
172 @Test
173 public void testGetRequiredTokens() {
174 final JavaNCSSCheck javaNcssCheckObj = new JavaNCSSCheck();
175 final int[] actual = javaNcssCheckObj.getRequiredTokens();
176 final int[] expected = {
177 TokenTypes.CLASS_DEF,
178 TokenTypes.INTERFACE_DEF,
179 TokenTypes.METHOD_DEF,
180 TokenTypes.CTOR_DEF,
181 TokenTypes.INSTANCE_INIT,
182 TokenTypes.STATIC_INIT,
183 TokenTypes.PACKAGE_DEF,
184 TokenTypes.IMPORT,
185 TokenTypes.VARIABLE_DEF,
186 TokenTypes.CTOR_CALL,
187 TokenTypes.SUPER_CTOR_CALL,
188 TokenTypes.LITERAL_IF,
189 TokenTypes.LITERAL_ELSE,
190 TokenTypes.LITERAL_WHILE,
191 TokenTypes.LITERAL_DO,
192 TokenTypes.LITERAL_FOR,
193 TokenTypes.LITERAL_SWITCH,
194 TokenTypes.LITERAL_BREAK,
195 TokenTypes.LITERAL_CONTINUE,
196 TokenTypes.LITERAL_RETURN,
197 TokenTypes.LITERAL_THROW,
198 TokenTypes.LITERAL_SYNCHRONIZED,
199 TokenTypes.LITERAL_CATCH,
200 TokenTypes.LITERAL_FINALLY,
201 TokenTypes.EXPR,
202 TokenTypes.LABELED_STAT,
203 TokenTypes.LITERAL_CASE,
204 TokenTypes.LITERAL_DEFAULT,
205 TokenTypes.RECORD_DEF,
206 TokenTypes.COMPACT_CTOR_DEF,
207 };
208 assertWithMessage("Required tokens should not be null")
209 .that(actual)
210 .isNotNull();
211 assertWithMessage("Invalid required tokens")
212 .that(actual)
213 .isEqualTo(expected);
214 }
215
216 }