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1 package com.puppycrawl.tools.checkstyle.checks.coding;
2
3 import com.puppycrawl.tools.checkstyle.BaseCheckTestCase;
4 import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
5
6 public class MagicNumberCheckTest
7 extends BaseCheckTestCase
8 {
9 public void testDefault()
10 throws Exception 
11 {
12 final DefaultConfiguration checkConfig =
13 createCheckConfig(MagicNumberCheck.class);
14 final String [] expected = {
15 "41:26: '3' is a magic number.",
16 "42:32: '1.5' is a magic number.",
17 "43:27: '3' is a magic number.",
18 "43:31: '4' is a magic number.",
19 "45:29: '3' is a magic number.",
20 "47:23: '3' is a magic number.",
21 "48:26: '1.5' is a magic number.",
22 "50:22: '3' is a magic number.",
23 "50:29: '5' is a magic number.",
24 "50:37: '3' is a magic number.",
25 "54:26: '3' is a magic number.",
26 "55:39: '3' is a magic number.",
27 "60:25: '010' is a magic number.",
28 "61:25: '011' is a magic number.",
29 "63:30: '010L' is a magic number.",
30 "64:30: '011l' is a magic number.",
31 "68:24: '0x10' is a magic number.",
32 "69:24: '0X011' is a magic number.",
33 "71:29: '0x10L' is a magic number.",
34 "72:29: '0X11l' is a magic number.",
35 "85:28: '3' is a magic number.",
36 "92:14: '0xffffffffL' is a magic number.",
37 "100:30: '+3' is a magic number.",
38 "101:29: '-2' is a magic number.",
39 "102:35: '+3.5' is a magic number.",
40 "103:36: '-2.5' is a magic number.",
41 "111:35: '0x80000000' is a magic number.",
42 "112:36: '0x8000000000000000L' is a magic number.",
43 "115:37: '020000000000' is a magic number.",
44 "116:38: '01000000000000000000000L' is a magic number.",
45 "131:20: '378' is a magic number.",
46 };
47 verify(checkConfig, getPath("InputMagicNumber.java"), expected);
48 }
49
50 public void testIgnoreSome()
51 throws Exception
52 {
53 final DefaultConfiguration checkConfig =
54 createCheckConfig(MagicNumberCheck.class);
55 checkConfig.addAttribute("ignoreNumbers", "0, 1, 3.0, 8, 16");
56 final String [] expected = {
57 "22:25: '2' is a magic number.",
58 "28:35: '2' is a magic number.",
59 "30:24: '2' is a magic number.",
60 "32:29: '2.0' is a magic number.",
61 "34:29: '2' is a magic number.",
62 "36:17: '2' is a magic number.",
63 "38:19: '2.0' is a magic number.",
64 "42:32: '1.5' is a magic number.",
65 "43:31: '4' is a magic number.",
66 "48:26: '1.5' is a magic number.",
67 "50:29: '5' is a magic number.",
68 "61:25: '011' is a magic number.",
69 "64:30: '011l' is a magic number.",
70 "69:24: '0X011' is a magic number.",
71 "72:29: '0X11l' is a magic number.",
72 "92:14: '0xffffffffL' is a magic number.",
73 "101:29: '-2' is a magic number.",
74 "102:35: '+3.5' is a magic number.",
75 "103:36: '-2.5' is a magic number.",
76 "109:34: '0xffffffff' is a magic number.",
77 "110:36: '0xffffffffffffffffL' is a magic number.",
78 "111:35: '0x80000000' is a magic number.",
79 "112:36: '0x8000000000000000L' is a magic number.",
80 "113:36: '037777777777' is a magic number.",
81 "114:38: '01777777777777777777777L' is a magic number.",
82 "115:37: '020000000000' is a magic number.",
83 "116:38: '01000000000000000000000L' is a magic number.",
84 "131:20: '378' is a magic number.",
85 };
86 verify(checkConfig, getPath("InputMagicNumber.java"), expected);
87 }
88
89 public void testIgnoreNone()
90 throws Exception
91 {
92 final DefaultConfiguration checkConfig =
93 createCheckConfig(MagicNumberCheck.class);
94 checkConfig.addAttribute("ignoreNumbers", "");
95 final String [] expected = {
96 "21:24: '1' is a magic number.",
97 "22:25: '2' is a magic number.",
98 "23:26: '0L' is a magic number.",
99 "24:26: '0l' is a magic number.",
100 "25:30: '0D' is a magic number.",
101 "26:30: '0d' is a magic number.",
102 "28:35: '2' is a magic number.",
103 "30:20: '1' is a magic number.",
104 "30:24: '2' is a magic number.",
105 "31:21: '1' is a magic number.",
106 "32:23: '1.0' is a magic number.",
107 "32:29: '2.0' is a magic number.",
108 "34:22: '0' is a magic number.",
109 "34:29: '2' is a magic number.",
110 "36:13: '1' is a magic number.",
111 "36:17: '2' is a magic number.",
112 "38:13: '1.0' is a magic number.",
113 "38:19: '2.0' is a magic number.",
114 "41:26: '3' is a magic number.",
115 "42:32: '1.5' is a magic number.",
116 "43:27: '3' is a magic number.",
117 "43:31: '4' is a magic number.",
118 "45:29: '3' is a magic number.",
119 "47:23: '3' is a magic number.",
120 "48:26: '1.5' is a magic number.",
121 "50:22: '3' is a magic number.",
122 "50:29: '5' is a magic number.",
123 "50:37: '3' is a magic number.",
124 "54:26: '3' is a magic number.",
125 "55:39: '3' is a magic number.",
126 "59:25: '00' is a magic number.",
127 "60:25: '010' is a magic number.",
128 "61:25: '011' is a magic number.",
129 "63:30: '010L' is a magic number.",
130 "64:30: '011l' is a magic number.",
131 "67:23: '0x0' is a magic number.",
132 "68:24: '0x10' is a magic number.",
133 "69:24: '0X011' is a magic number.",
134 "70:28: '0x0L' is a magic number.",
135 "71:29: '0x10L' is a magic number.",
136 "72:29: '0X11l' is a magic number.",
137 "85:28: '3' is a magic number.",
138 "92:14: '0xffffffffL' is a magic number.",
139 "100:30: '+3' is a magic number.",
140 "101:29: '-2' is a magic number.",
141 "102:35: '+3.5' is a magic number.",
142 "103:36: '-2.5' is a magic number.",
143 "109:34: '0xffffffff' is a magic number.",
144 "110:36: '0xffffffffffffffffL' is a magic number.",
145 "111:35: '0x80000000' is a magic number.",
146 "112:36: '0x8000000000000000L' is a magic number.",
147 "113:36: '037777777777' is a magic number.",
148 "114:38: '01777777777777777777777L' is a magic number.",
149 "115:37: '020000000000' is a magic number.",
150 "116:38: '01000000000000000000000L' is a magic number.",
151 "131:20: '378' is a magic number.",
152 };
153 verify(checkConfig, getPath("InputMagicNumber.java"), expected);
154 }
155
156 public void testIntegersOnly()
157 throws Exception
158 {
159 final DefaultConfiguration checkConfig =
160 createCheckConfig(MagicNumberCheck.class);
161 checkConfig.addAttribute("tokens", "NUM_INT, NUM_LONG");
162 final String [] expected = {
163 "41:26: '3' is a magic number.",
164 "43:27: '3' is a magic number.",
165 "43:31: '4' is a magic number.",
166 "45:29: '3' is a magic number.",
167 "47:23: '3' is a magic number.",
168 "50:22: '3' is a magic number.",
169 "50:29: '5' is a magic number.",
170 "50:37: '3' is a magic number.",
171 "54:26: '3' is a magic number.",
172 "55:39: '3' is a magic number.",
173 "60:25: '010' is a magic number.",
174 "61:25: '011' is a magic number.",
175 "63:30: '010L' is a magic number.",
176 "64:30: '011l' is a magic number.",
177 "68:24: '0x10' is a magic number.",
178 "69:24: '0X011' is a magic number.",
179 "71:29: '0x10L' is a magic number.",
180 "72:29: '0X11l' is a magic number.",
181 "85:28: '3' is a magic number.",
182 "92:14: '0xffffffffL' is a magic number.",
183 "100:30: '+3' is a magic number.",
184 "101:29: '-2' is a magic number.",
185 "111:35: '0x80000000' is a magic number.",
186 "112:36: '0x8000000000000000L' is a magic number.",
187 "115:37: '020000000000' is a magic number.",
188 "116:38: '01000000000000000000000L' is a magic number.",
189 "131:20: '378' is a magic number.",
190 };
191 verify(checkConfig, getPath("InputMagicNumber.java"), expected);
192 }
193
194 public void testIgnoreNegativeOctalHex()
195 throws Exception
196 {
197 final DefaultConfiguration checkConfig =
198 createCheckConfig(MagicNumberCheck.class);
199 checkConfig.addAttribute("ignoreNumbers", "-9223372036854775808, -2147483648, -1, 0, 1, 2");
200 checkConfig.addAttribute("tokens", "NUM_INT, NUM_LONG");
201 final String [] expected = {
202 "41:26: '3' is a magic number.",
203 "43:27: '3' is a magic number.",
204 "43:31: '4' is a magic number.",
205 "45:29: '3' is a magic number.",
206 "47:23: '3' is a magic number.",
207 "50:22: '3' is a magic number.",
208 "50:29: '5' is a magic number.",
209 "50:37: '3' is a magic number.",
210 "54:26: '3' is a magic number.",
211 "55:39: '3' is a magic number.",
212 "60:25: '010' is a magic number.",
213 "61:25: '011' is a magic number.",
214 "63:30: '010L' is a magic number.",
215 "64:30: '011l' is a magic number.",
216 "68:24: '0x10' is a magic number.",
217 "69:24: '0X011' is a magic number.",
218 "71:29: '0x10L' is a magic number.",
219 "72:29: '0X11l' is a magic number.",
220 "85:28: '3' is a magic number.",
221 "92:14: '0xffffffffL' is a magic number.",
222 "100:30: '+3' is a magic number.",
223 "101:29: '-2' is a magic number.",
224 "131:20: '378' is a magic number.",
225 };
226 verify(checkConfig, getPath("InputMagicNumber.java"), expected);
227 }
228 }
229
230 |
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