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1## @file
2#  Unit tests for AutoGen.UniClassObject
3#
4#  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
5#
6#  This program and the accompanying materials
7#  are licensed and made available under the terms and conditions of the BSD License
8#  which accompanies this distribution.  The full text of the license may be found at
9#  http://opensource.org/licenses/bsd-license.php
10#
11#  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12#  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13#
14
15##
16# Import Modules
17#
18import os
19import unittest
20
21import codecs
22
23import TestTools
24
25from Common.Misc import PathClass
26import AutoGen.UniClassObject as BtUni
27
28from Common import EdkLogger
29EdkLogger.InitializeForUnitTest()
30
31class Tests(TestTools.BaseToolsTest):
32
33    SampleData = u'''
34        #langdef en-US "English"
35        #string STR_A #language en-US "STR_A for en-US"
36    '''
37
38    def EncodeToFile(self, encoding, string=None):
39        if string is None:
40            string = self.SampleData
41        if encoding is not None:
42            data = codecs.encode(string, encoding)
43        else:
44            data = string
45        path = 'input.uni'
46        self.WriteTmpFile(path, data)
47        return PathClass(self.GetTmpFilePath(path))
48
49    def ErrorFailure(self, error, encoding, shouldPass):
50        msg = error + ' should '
51        if shouldPass:
52            msg += 'not '
53        msg += 'be generated for '
54        msg += '%s data in a .uni file' % encoding
55        self.fail(msg)
56
57    def UnicodeErrorFailure(self, encoding, shouldPass):
58        self.ErrorFailure('UnicodeError', encoding, shouldPass)
59
60    def EdkErrorFailure(self, encoding, shouldPass):
61        self.ErrorFailure('EdkLogger.FatalError', encoding, shouldPass)
62
63    def CheckFile(self, encoding, shouldPass, string=None):
64        path = self.EncodeToFile(encoding, string)
65        try:
66            BtUni.UniFileClassObject([path])
67            if shouldPass:
68                return
69        except UnicodeError:
70            if not shouldPass:
71                return
72            else:
73                self.UnicodeErrorFailure(encoding, shouldPass)
74        except EdkLogger.FatalError:
75            if not shouldPass:
76                return
77            else:
78                self.EdkErrorFailure(encoding, shouldPass)
79        except Exception:
80            pass
81
82        self.EdkErrorFailure(encoding, shouldPass)
83
84    def testUtf16InUniFile(self):
85        self.CheckFile('utf_16', shouldPass=True)
86
87    def testSupplementaryPlaneUnicodeCharInUtf16File(self):
88        #
89        # Supplementary Plane characters can exist in UTF-16 files,
90        # but they are not valid UCS-2 characters.
91        #
92        # This test makes sure that BaseTools rejects these characters
93        # if seen in a .uni file.
94        #
95        data = u'''
96            #langdef en-US "English"
97            #string STR_A #language en-US "CodePoint (\U00010300) > 0xFFFF"
98        '''
99
100        self.CheckFile('utf_16', shouldPass=False, string=data)
101
102    def testSurrogatePairUnicodeCharInUtf16File(self):
103        #
104        # Surrogate Pair code points are used in UTF-16 files to
105        # encode the Supplementary Plane characters. But, a Surrogate
106        # Pair code point which is not followed by another Surrogate
107        # Pair code point might be interpreted as a single code point
108        # with the Surrogate Pair code point.
109        #
110        # This test makes sure that BaseTools rejects these characters
111        # if seen in a .uni file.
112        #
113        data = codecs.BOM_UTF16_LE + '//\x01\xd8 '
114
115        self.CheckFile(encoding=None, shouldPass=False, string=data)
116
117    def testValidUtf8File(self):
118        self.CheckFile(encoding='utf_8', shouldPass=True)
119
120    def testValidUtf8FileWithBom(self):
121        #
122        # Same test as testValidUtf8File, but add the UTF-8 BOM
123        #
124        data = codecs.BOM_UTF8 + codecs.encode(self.SampleData, 'utf_8')
125
126        self.CheckFile(encoding=None, shouldPass=True, string=data)
127
128    def test32bitUnicodeCharInUtf8File(self):
129        data = u'''
130            #langdef en-US "English"
131            #string STR_A #language en-US "CodePoint (\U00010300) > 0xFFFF"
132        '''
133
134        self.CheckFile('utf_16', shouldPass=False, string=data)
135
136    def test32bitUnicodeCharInUtf8File(self):
137        data = u'''
138            #langdef en-US "English"
139            #string STR_A #language en-US "CodePoint (\U00010300) > 0xFFFF"
140        '''
141
142        self.CheckFile('utf_8', shouldPass=False, string=data)
143
144    def test32bitUnicodeCharInUtf8Comment(self):
145        data = u'''
146            // Even in comments, we reject non-UCS-2 chars: \U00010300
147            #langdef en-US "English"
148            #string STR_A #language en-US "A"
149        '''
150
151        self.CheckFile('utf_8', shouldPass=False, string=data)
152
153    def testSurrogatePairUnicodeCharInUtf8File(self):
154        #
155        # Surrogate Pair code points are used in UTF-16 files to
156        # encode the Supplementary Plane characters. In UTF-8, it is
157        # trivial to encode these code points, but they are not valid
158        # code points for characters, since they are reserved for the
159        # UTF-16 Surrogate Pairs.
160        #
161        # This test makes sure that BaseTools rejects these characters
162        # if seen in a .uni file.
163        #
164        data = '\xed\xa0\x81'
165
166        self.CheckFile(encoding=None, shouldPass=False, string=data)
167
168    def testSurrogatePairUnicodeCharInUtf8FileWithBom(self):
169        #
170        # Same test as testSurrogatePairUnicodeCharInUtf8File, but add
171        # the UTF-8 BOM
172        #
173        data = codecs.BOM_UTF8 + '\xed\xa0\x81'
174
175        self.CheckFile(encoding=None, shouldPass=False, string=data)
176
177TheTestSuite = TestTools.MakeTheTestSuite(locals())
178
179if __name__ == '__main__':
180    allTests = TheTestSuite()
181    unittest.TextTestRunner().run(allTests)
182