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1 #!/usr/bin/env python | |
2 # Copyright 2013 The Closure Linter Authors. All Rights Reserved. | |
3 # | |
4 # Licensed under the Apache License, Version 2.0 (the "License"); | |
5 # you may not use this file except in compliance with the License. | |
6 # You may obtain a copy of the License at | |
7 # | |
8 # http://www.apache.org/licenses/LICENSE-2.0 | |
9 # | |
10 # Unless required by applicable law or agreed to in writing, software | |
11 # distributed under the License is distributed on an "AS-IS" BASIS, | |
12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 # See the License for the specific language governing permissions and | |
14 # limitations under the License. | |
15 | |
16 """Medium tests for the gjslint errorrules. | |
17 | |
18 Currently its just verifying that warnings can't be disabled. | |
19 """ | |
20 | |
21 | |
22 | |
23 import gflags as flags | |
24 import unittest as googletest | |
25 | |
26 from closure_linter import errors | |
27 from closure_linter import runner | |
28 from closure_linter.common import erroraccumulator | |
29 | |
30 flags.FLAGS.strict = True | |
31 flags.FLAGS.limited_doc_files = ('dummy.js', 'externs.js') | |
32 flags.FLAGS.closurized_namespaces = ('goog', 'dummy') | |
33 | |
34 | |
35 class ErrorRulesTest(googletest.TestCase): | |
36 """Test case to for gjslint errorrules.""" | |
37 | |
38 def testNoMaxLineLengthFlagExists(self): | |
39 """Tests that --max_line_length flag does not exists.""" | |
40 self.assertTrue('max_line_length' not in flags.FLAGS.FlagDict()) | |
41 | |
42 def testGetMaxLineLength(self): | |
43 """Tests warning are reported for line greater than 80. | |
44 """ | |
45 | |
46 # One line > 100 and one line > 80 and < 100. So should produce two | |
47 # line too long error. | |
48 original = [ | |
49 'goog.require(\'dummy.aa\');', | |
50 '', | |
51 'function a() {', | |
52 ' dummy.aa.i = 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13' | |
53 ' + 14 + 15 + 16 + 17 + 18 + 19 + 20;', | |
54 ' dummy.aa.j = 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 + 13' | |
55 ' + 14 + 15 + 16 + 17 + 18;', | |
56 '}', | |
57 '' | |
58 ] | |
59 | |
60 # Expect line too long. | |
61 expected = [errors.LINE_TOO_LONG, errors.LINE_TOO_LONG] | |
62 | |
63 self._AssertErrors(original, expected) | |
64 | |
65 def testNoDisableFlagExists(self): | |
66 """Tests that --disable flag does not exists.""" | |
67 self.assertTrue('disable' not in flags.FLAGS.FlagDict()) | |
68 | |
69 def testWarningsNotDisabled(self): | |
70 """Tests warnings are reported when nothing is disabled. | |
71 """ | |
72 original = [ | |
73 'goog.require(\'dummy.aa\');', | |
74 'goog.require(\'dummy.Cc\');', | |
75 'goog.require(\'dummy.Dd\');', | |
76 '', | |
77 'function a() {', | |
78 ' dummy.aa.i = 1;', | |
79 ' dummy.Cc.i = 1;', | |
80 ' dummy.Dd.i = 1;', | |
81 '}', | |
82 ] | |
83 | |
84 expected = [errors.GOOG_REQUIRES_NOT_ALPHABETIZED, | |
85 errors.FILE_MISSING_NEWLINE] | |
86 | |
87 self._AssertErrors(original, expected) | |
88 | |
89 def _AssertErrors(self, original, expected_errors, include_header=True): | |
90 """Asserts that the error fixer corrects original to expected.""" | |
91 if include_header: | |
92 original = self._GetHeader() + original | |
93 | |
94 # Trap gjslint's output parse it to get messages added. | |
95 error_accumulator = erroraccumulator.ErrorAccumulator() | |
96 runner.Run('testing.js', error_accumulator, source=original) | |
97 error_nums = [e.code for e in error_accumulator.GetErrors()] | |
98 | |
99 error_nums.sort() | |
100 expected_errors.sort() | |
101 self.assertListEqual(error_nums, expected_errors) | |
102 | |
103 def _GetHeader(self): | |
104 """Returns a fake header for a JavaScript file.""" | |
105 return [ | |
106 '// Copyright 2011 Google Inc. All Rights Reserved.', | |
107 '', | |
108 '/**', | |
109 ' * @fileoverview Fake file overview.', | |
110 ' * @author fake@google.com (Fake Person)', | |
111 ' */', | |
112 '' | |
113 ] | |
114 | |
115 | |
116 if __name__ == '__main__': | |
117 googletest.main() | |
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