Viewing file:  FileIO.py (2.6 KB) -rw-r--r--
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class TestPath:
_path_using_io = (
'abspath', 'curdir', 'exists', 'expanduser', 'expandvars',
'getatime', 'getctime', 'getmtime', 'getsize',
'isfile', 'islink', 'ismount', 'realpath',
'samefile', 'sameopenfile', 'samestat',
'walk',
)
def __init__(self, os):
for name in dir(os.path):
if (not name.startswith('_') and
name not in self._path_using_io):
setattr(self, name, getattr(os.path, name))
class TestIO:
def __init__(self, mod):
os = mod._root.os
for name in mod.os_common:
setattr(self, name, getattr(os, name))
self.path = TestPath(os)
self.files = {}
self.tempno = 0
def access(self, name, mode):
if name in self.files:
return True
return False
def listdir(self, name):
li = []
name = self.path.join(name, '')
for k in self.files:
if k.startswith(name):
rest = k[len(name):]
if rest:
li.append(rest)
return li
def mkdtemp(self):
self.tempno += 1
return '/tmp/xyz%d' % self.tempno
def read_file(self, name):
return self.files[name]
def remove(self, name):
try:
del self.files[name]
except KeyError:
raise IOError('No such file: %r' % name)
def rename(self, src, tgt):
try:
data = self.files[src]
except KeyError:
raise IOError('No such file: %r' % src)
del self.files[src]
self.files[tgt] = data
def rmdir(self, name):
pass
def write_file(self, name, text):
self.files[name] = text
class RealIO:
def __init__(self, mod):
os = mod._root.os
for name in mod.os_common:
setattr(self, name, getattr(os, name))
self.path = os.path
self.listdir = os.listdir
self.makedirs = os.makedirs
self.mkdtemp = mod._root.tempfile.mkdtemp
self.rmdir = os.rmdir
self.access = os.access
self.chdir = os.chdir
self.remove = os.remove
self.rename = os.rename
def read_file(self, name):
with open(name) as f:
return f.read()
def write_file(self, name, data):
with open(name, 'w') as f:
f.write(data)
class _GLUECLAMP_:
_setable_ = 'IO',
os_common = ('R_OK', 'W_OK', 'X_OK')
def _get_IO(self):
return RealIO(self)
def set_IO(self, IO):
self.IO = IO
def set_test_mode(self):
self.set_IO(TestIO(self))
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