Mercurial > hg
annotate mercurial/py3kcompat.py @ 19966:7985e3469f58 stable
largefiles: systematic testing of merges to/from largefiles
427ce5633c1c fixed one problem with update and added a test case for it. The
test coverage was thus insufficient before that.
To make sure we have good test coverage in this area we add systematic testing
of all cases of merges that may or may not change normal files to largefiles or
vice versa.
The tests shows some annoying extra merge prompts in some cases, but these
prompts are hard to avoid and they are now "safe" - they do not leave the
system in a confused inconsistent state.
author | Mads Kiilerich <madski@unity3d.com> |
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date | Mon, 28 Oct 2013 22:34:05 +0100 |
parents | e7cfe3587ea4 |
children | 007d276f8c94 |
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1 # py3kcompat.py - compatibility definitions for running hg in py3k |
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2 # |
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3 # Copyright 2010 Renato Cunha <renatoc@gmail.com> |
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4 # |
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5 # This software may be used and distributed according to the terms of the |
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6 # GNU General Public License version 2 or any later version. |
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7 |
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8 import os, builtins |
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9 |
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10 from numbers import Number |
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11 |
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12 def bytesformatter(format, args): |
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13 '''Custom implementation of a formatter for bytestrings. |
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14 |
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15 This function currently relies on the string formatter to do the |
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16 formatting and always returns bytes objects. |
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17 |
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18 >>> bytesformatter(20, 10) |
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19 0 |
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20 >>> bytesformatter('unicode %s, %s!', ('string', 'foo')) |
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21 b'unicode string, foo!' |
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22 >>> bytesformatter(b'test %s', 'me') |
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23 b'test me' |
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24 >>> bytesformatter('test %s', 'me') |
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25 b'test me' |
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26 >>> bytesformatter(b'test %s', b'me') |
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27 b'test me' |
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28 >>> bytesformatter('test %s', b'me') |
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29 b'test me' |
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30 >>> bytesformatter('test %d: %s', (1, b'result')) |
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31 b'test 1: result' |
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32 ''' |
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33 # The current implementation just converts from bytes to unicode, do |
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34 # what's needed and then convert the results back to bytes. |
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35 # Another alternative is to use the Python C API implementation. |
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36 if isinstance(format, Number): |
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37 # If the fixer erroneously passes a number remainder operation to |
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38 # bytesformatter, we just return the correct operation |
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39 return format % args |
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40 if isinstance(format, bytes): |
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41 format = format.decode('utf-8', 'surrogateescape') |
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42 if isinstance(args, bytes): |
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43 args = args.decode('utf-8', 'surrogateescape') |
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44 if isinstance(args, tuple): |
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45 newargs = [] |
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46 for arg in args: |
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47 if isinstance(arg, bytes): |
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48 arg = arg.decode('utf-8', 'surrogateescape') |
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49 newargs.append(arg) |
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50 args = tuple(newargs) |
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51 ret = format % args |
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52 return ret.encode('utf-8', 'surrogateescape') |
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53 builtins.bytesformatter = bytesformatter |
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54 |
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55 # Create bytes equivalents for os.environ values |
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56 for key in list(os.environ.keys()): |
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57 # UTF-8 is fine for us |
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58 bkey = key.encode('utf-8', 'surrogateescape') |
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59 bvalue = os.environ[key].encode('utf-8', 'surrogateescape') |
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60 os.environ[bkey] = bvalue |
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61 |
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62 origord = builtins.ord |
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63 def fakeord(char): |
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64 if isinstance(char, int): |
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65 return char |
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66 return origord(char) |
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67 builtins.ord = fakeord |
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68 |
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69 if __name__ == '__main__': |
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70 import doctest |
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71 doctest.testmod() |
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72 |