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1 package com.puppycrawl.tools.checkstyle.checks;
2
3 import com.puppycrawl.tools.checkstyle.BaseCheckTestCase;
4 import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
5
6 import java.io.File  ;
7
8 public class DescendantTokenCheckTest extends BaseCheckTestCase
9 {
10 public void testDefault()
11 throws Exception
12 {
13 final DefaultConfiguration checkConfig =
14 createCheckConfig(DescendantTokenCheck.class);
15 final String [] expected = {};
16 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
17 }
18
19 public void testMaximumNumber()
20 throws Exception
21 {
22 final DefaultConfiguration checkConfig =
23 createCheckConfig(DescendantTokenCheck.class);
24 checkConfig.addAttribute("tokens", "LITERAL_NATIVE");
25 checkConfig.addAttribute("limitedTokens", "LITERAL_NATIVE");
26 checkConfig.addAttribute("maximumNumber", "0");
27 final String [] expected = {
28 "20:12: Count of 1 for 'LITERAL_NATIVE' descendant 'LITERAL_NATIVE' exceeds maximum count 0.",
29 };
30 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
31 }
32
33 public void testMessage()
34 throws Exception
35 {
36 final DefaultConfiguration checkConfig =
37 createCheckConfig(DescendantTokenCheck.class);
38 checkConfig.addAttribute("tokens", "LITERAL_NATIVE");
39 checkConfig.addAttribute("limitedTokens", "LITERAL_NATIVE");
40 checkConfig.addAttribute("maximumNumber", "0");
41 checkConfig.addAttribute("maximumMessage", "Using ''native'' is not allowed.");
42 final String [] expected = {
43 "20:12: Using 'native' is not allowed.",
44 };
45 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
46 }
47
48 public void testMinimumNumber()
49 throws Exception
50 {
51 final DefaultConfiguration checkConfig =
52 createCheckConfig(DescendantTokenCheck.class);
53 checkConfig.addAttribute("tokens", "LITERAL_SWITCH");
54 checkConfig.addAttribute("limitedTokens", "LITERAL_DEFAULT");
55 checkConfig.addAttribute("minimumNumber", "2");
56 final String [] expected = {
57 "11:9: Count of 1 for 'LITERAL_SWITCH' descendant 'LITERAL_DEFAULT' is less than minimum count 2.",
58 };
59 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
60 }
61
62 public void testMinimumDepth()
63 throws Exception
64 {
65 final DefaultConfiguration checkConfig =
66 createCheckConfig(DescendantTokenCheck.class);
67 checkConfig.addAttribute("tokens", "LITERAL_SWITCH");
68 checkConfig.addAttribute("limitedTokens", "LITERAL_DEFAULT");
69 checkConfig.addAttribute("maximumNumber", "0");
70 checkConfig.addAttribute("minimumDepth", "3");
71 final String [] expected = {};
72 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
73 }
74
75 public void testMaximumDepth()
76 throws Exception
77 {
78 final DefaultConfiguration checkConfig =
79 createCheckConfig(DescendantTokenCheck.class);
80 checkConfig.addAttribute("tokens", "LITERAL_SWITCH");
81 checkConfig.addAttribute("limitedTokens", "LITERAL_DEFAULT");
82 checkConfig.addAttribute("maximumNumber", "0");
83 checkConfig.addAttribute("maximumDepth", "1");
84 final String [] expected = {};
85 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
86 }
87
88 public void testEmptyStatements()
89 throws Exception
90 {
91 final DefaultConfiguration checkConfig =
92 createCheckConfig(DescendantTokenCheck.class);
93 checkConfig.addAttribute("tokens", "EMPTY_STAT");
94 checkConfig.addAttribute("limitedTokens", "EMPTY_STAT");
95 checkConfig.addAttribute("maximumNumber", "0");
96 checkConfig.addAttribute("maximumDepth", "0");
97 checkConfig.addAttribute("maximumMessage", "Empty statement.");
98
99 final String [] expected = {
100 "12:7: Empty statement.",
101 "17:7: Empty statement.",
102 "22:19: Empty statement.",
103 "26:10: Empty statement.",
104 "29:16: Empty statement.",
105 "33:10: Empty statement.",
106 "43:10: Empty statement.",
107 "49:13: Empty statement.",
108 "51:13: Empty statement.",
109 "54:19: Empty statement.",
110 "58:10: Empty statement.",
111 "61:9: Empty statement.",
112 "66:10: Empty statement.",
113 "72:10: Empty statement.",
114 "76:10: Empty statement.",
115 "80:10: Empty statement.",
116 };
117
118 verify(checkConfig, getPath("InputEmptyStatement.java"), expected);
119 }
120
121 public void testMissingSwitchDefault() throws Exception
122 {
123 final DefaultConfiguration checkConfig =
124 createCheckConfig(DescendantTokenCheck.class);
125 checkConfig.addAttribute("tokens", "LITERAL_SWITCH");
126 checkConfig.addAttribute("limitedTokens", "LITERAL_DEFAULT");
127 checkConfig.addAttribute("minimumNumber", "1");
128 checkConfig.addAttribute("maximumDepth", "2");
129 checkConfig.addAttribute("minimumMessage", "switch without \"default\" clause.");
130
131 final String [] expected = {
132 "15:9: switch without \"default\" clause.",
133 };
134
135 verify(checkConfig, getPath("InputMissingSwitchDefault.java"), expected);
136 }
137
138 public void testStringLiteralEquality() throws Exception
139 {
140 final DefaultConfiguration checkConfig =
141 createCheckConfig(DescendantTokenCheck.class);
142 checkConfig.addAttribute("tokens", "EQUAL,NOT_EQUAL");
143 checkConfig.addAttribute("limitedTokens", "STRING_LITERAL");
144 checkConfig.addAttribute("maximumNumber", "0");
145 checkConfig.addAttribute("maximumDepth", "1");
146 checkConfig.addAttribute("maximumMessage", "Literal Strings should be compared using equals(), not ''==''.");
147
148 final String [] expected = {
149 "11:18: Literal Strings should be compared using equals(), not '=='.",
150 "16:20: Literal Strings should be compared using equals(), not '=='.",
151 "21:22: Literal Strings should be compared using equals(), not '=='.",
152 };
153 verify(checkConfig, getPath("coding" + File.separator + "InputStringLiteralEquality.java"), expected);
154 }
155
156 public void testIllegalTokenDefault() throws Exception
157 {
158 final DefaultConfiguration checkConfig =
159 createCheckConfig(DescendantTokenCheck.class);
160 checkConfig.addAttribute("tokens", "LITERAL_SWITCH, POST_INC, POST_DEC");
161 checkConfig.addAttribute("limitedTokens", "LITERAL_SWITCH, POST_INC, POST_DEC");
162 checkConfig.addAttribute("maximumNumber", "0");
163 checkConfig.addAttribute("maximumDepth", "0");
164 checkConfig.addAttribute("maximumMessage", "Using ''{2}'' is not allowed.");
165
166 final String [] expected = {
167 "11:9: Using 'LITERAL_SWITCH' is not allowed.",
168 "14:18: Using 'POST_DEC' is not allowed.",
169 "15:18: Using 'POST_INC' is not allowed.",
170 };
171 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
172 }
173
174 public void testIllegalTokenNative() throws Exception
175 {
176 final DefaultConfiguration checkConfig =
177 createCheckConfig(DescendantTokenCheck.class);
178 checkConfig.addAttribute("tokens", "LITERAL_NATIVE");
179 checkConfig.addAttribute("limitedTokens", "LITERAL_NATIVE");
180 checkConfig.addAttribute("maximumNumber", "0");
181 checkConfig.addAttribute("maximumDepth", "0");
182 checkConfig.addAttribute("maximumMessage", "Using ''{2}'' is not allowed.");
183
184 final String [] expected = {
185 "20:12: Using 'LITERAL_NATIVE' is not allowed.",
186 };
187 verify(checkConfig, getPath("InputIllegalTokens.java"), expected);
188 }
189
190 public void testReturnFromCatch() throws Exception
191 {
192 DefaultConfiguration checkConfig = createCheckConfig(DescendantTokenCheck.class);
193
194 checkConfig.addAttribute("tokens", "LITERAL_CATCH");
195 checkConfig.addAttribute("limitedTokens", "LITERAL_RETURN");
196 checkConfig.addAttribute("maximumNumber", "0");
197 checkConfig.addAttribute("maximumMessage", "Return from catch is not allowed.");
198
199 String [] expected = {
200 "7:11: Return from catch is not allowed.",
201 "15:11: Return from catch is not allowed."
202 };
203
204 verify(checkConfig,
205 getPath("coding" + File.separator + "InputReturnFromCatchCheck.java"),
206 expected);
207 }
208
209 public void testReturnFromFinally() throws Exception
210 {
211 DefaultConfiguration checkConfig = createCheckConfig(DescendantTokenCheck.class);
212
213 checkConfig.addAttribute("tokens", "LITERAL_FINALLY");
214 checkConfig.addAttribute("limitedTokens", "LITERAL_RETURN");
215 checkConfig.addAttribute("maximumNumber", "0");
216 checkConfig.addAttribute("maximumMessage", "Return from finally is not allowed.");
217
218 String [] expected = {
219 "7:11: Return from finally is not allowed.",
220 "15:11: Return from finally is not allowed."
221 };
222
223 verify(checkConfig,
224 getPath("coding" + File.separator + "InputReturnFromFinallyCheck.java"),
225 expected);
226 }
227 }
228 |
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