annotate tests/tmpfs.py @ 481:aa686b8fbfd0

bake: Fix random crash with the Sass processor.
author Ludovic Chabant <ludovic@chabant.com>
date Tue, 21 Jul 2015 22:17:06 -0700
parents e7b865f8f335
children bab91fcef741
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
411
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
1 import os
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
2 import os.path
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
3 import shutil
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
4 import random
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
5 from .basefs import TestFileSystemBase
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
6
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
7
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
8 class TempDirFileSystem(TestFileSystemBase):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
9 def __init__(self, default_spec=True):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
10 self._root = os.path.join(
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
11 os.path.dirname(__file__),
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
12 '__tmpfs__',
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
13 '%d' % random.randrange(1000))
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
14 self._done = False
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
15 if default_spec:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
16 self._initDefaultSpec()
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
17
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
18 def path(self, p):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
19 p = p.lstrip('/\\')
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
20 return os.path.join(self._root, p)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
21
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
22 def getStructure(self, path=None):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
23 path = self.path(path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
24 if not os.path.exists(path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
25 raise Exception("No such path: %s" % path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
26 if not os.path.isdir(path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
27 raise Exception("Path is not a directory: %s" % path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
28
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
29 res = {}
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
30 for item in os.listdir(path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
31 self._getStructureRecursive(res, path, item)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
32 return res
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
33
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
34 def getFileEntry(self, path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
35 path = self.path(path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
36 with open(path, 'r', encoding='utf8') as fp:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
37 return fp.read()
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
38
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
39 def _getStructureRecursive(self, target, parent, cur):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
40 full_cur = os.path.join(parent, cur)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
41 if os.path.isdir(full_cur):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
42 e = {}
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
43 for item in os.listdir(full_cur):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
44 self._getStructureRecursive(e, full_cur, item)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
45 target[cur] = e
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
46 else:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
47 with open(full_cur, 'r', encoding='utf8') as fp:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
48 target[cur] = fp.read()
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
49
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
50 def _createDir(self, path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
51 if not os.path.exists(path):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
52 os.makedirs(path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
53
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
54 def _createFile(self, path, contents):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
55 dirpath = os.path.dirname(path)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
56 if not os.path.exists(dirpath):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
57 os.makedirs(dirpath)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
58 with open(path, 'w', encoding='utf8') as fp:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
59 fp.write(contents)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
60
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
61 if not self._done:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
62 import traceback
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
63 with open(os.path.join(self._root, 'where.txt'), 'w') as fp:
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
64 fp.write('\n'.join(traceback.format_stack(limit=10)))
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
65 self._done = True
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
66
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
67
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
68 class TempDirScope(object):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
69 def __init__(self, fs, open_patches=None):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
70 self._fs = fs
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
71 self._open = open
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
72
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
73 @property
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
74 def root(self):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
75 return self._fs._root
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
76
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
77 def __enter__(self):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
78 return self
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
79
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
80 def __exit__(self, type, value, traceback):
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
81 shutil.rmtree(self.root)
e7b865f8f335 bake: Enable multiprocess baking.
Ludovic Chabant <ludovic@chabant.com>
parents:
diff changeset
82