Mercurial > hg
annotate tests/test-filecache.py @ 18042:551e2901192e
merge: fix mistake in moved _checkcollision call from 5881d5b7552f
author | Kevin Bullock <kbullock@ringworld.org> |
---|---|
date | Thu, 06 Dec 2012 22:07:44 -0600 |
parents | cfb6682961b8 |
children | 3e4a944c0d04 |
rev | line source |
---|---|
14928 | 1 import sys, os, subprocess |
2 | |
16683 | 3 if subprocess.call(['python', '%s/hghave' % os.environ['TESTDIR'], |
4 'cacheable']): | |
14928 | 5 sys.exit(80) |
6 | |
7 from mercurial import util, scmutil, extensions | |
8 | |
9 filecache = scmutil.filecache | |
10 | |
11 class fakerepo(object): | |
12 def __init__(self): | |
13 self._filecache = {} | |
14 | |
15 def join(self, p): | |
16 return p | |
17 | |
18 def sjoin(self, p): | |
19 return p | |
20 | |
21 @filecache('x') | |
22 def cached(self): | |
23 print 'creating' | |
24 | |
25 def invalidate(self): | |
26 for k in self._filecache: | |
27 try: | |
28 delattr(self, k) | |
29 except AttributeError: | |
30 pass | |
31 | |
32 def basic(repo): | |
33 # file doesn't exist, calls function | |
34 repo.cached | |
35 | |
36 repo.invalidate() | |
37 # file still doesn't exist, uses cache | |
38 repo.cached | |
39 | |
40 # create empty file | |
41 f = open('x', 'w') | |
42 f.close() | |
43 repo.invalidate() | |
44 # should recreate the object | |
45 repo.cached | |
46 | |
47 f = open('x', 'w') | |
48 f.write('a') | |
49 f.close() | |
50 repo.invalidate() | |
51 # should recreate the object | |
52 repo.cached | |
53 | |
54 repo.invalidate() | |
55 # stats file again, nothing changed, reuses object | |
56 repo.cached | |
57 | |
58 # atomic replace file, size doesn't change | |
59 # hopefully st_mtime doesn't change as well so this doesn't use the cache | |
60 # because of inode change | |
61 f = scmutil.opener('.')('x', 'w', atomictemp=True) | |
62 f.write('b') | |
15057
774da7121fc9
atomictempfile: make close() consistent with other file-like objects.
Greg Ward <greg@gerg.ca>
parents:
14982
diff
changeset
|
63 f.close() |
14928 | 64 |
65 repo.invalidate() | |
66 repo.cached | |
67 | |
68 def fakeuncacheable(): | |
69 def wrapcacheable(orig, *args, **kwargs): | |
70 return False | |
71 | |
72 def wrapinit(orig, *args, **kwargs): | |
73 pass | |
74 | |
75 originit = extensions.wrapfunction(util.cachestat, '__init__', wrapinit) | |
14937
0b3e57c1b8c0
filecache: fix check-code complaint
Matt Mackall <mpm@selenic.com>
parents:
14928
diff
changeset
|
76 origcacheable = extensions.wrapfunction(util.cachestat, 'cacheable', |
0b3e57c1b8c0
filecache: fix check-code complaint
Matt Mackall <mpm@selenic.com>
parents:
14928
diff
changeset
|
77 wrapcacheable) |
14928 | 78 |
79 try: | |
80 os.remove('x') | |
16688
cfb6682961b8
cleanup: replace naked excepts with more specific ones
Brodie Rao <brodie@sf.io>
parents:
16683
diff
changeset
|
81 except OSError: |
14928 | 82 pass |
83 | |
84 basic(fakerepo()) | |
85 | |
86 util.cachestat.cacheable = origcacheable | |
87 util.cachestat.__init__ = originit | |
88 | |
89 print 'basic:' | |
90 print | |
91 basic(fakerepo()) | |
92 print | |
93 print 'fakeuncacheable:' | |
94 print | |
95 fakeuncacheable() |