mirror of https://github.com/python/cpython.git
75 lines
2.3 KiB
Python
75 lines
2.3 KiB
Python
"""
|
|
Test cases for the dircache module
|
|
Nick Mathewson
|
|
"""
|
|
|
|
import unittest
|
|
from test_support import run_unittest, TESTFN
|
|
import dircache, os, time, sys
|
|
|
|
|
|
class DircacheTests(unittest.TestCase):
|
|
def setUp(self):
|
|
self.tempdir = TESTFN+"_dir"
|
|
os.mkdir(self.tempdir)
|
|
|
|
def tearDown(self):
|
|
for fname in os.listdir(self.tempdir):
|
|
self.delTemp(fname)
|
|
os.rmdir(self.tempdir)
|
|
|
|
def writeTemp(self, fname):
|
|
f = open(os.path.join(self.tempdir, fname), 'w')
|
|
f.close()
|
|
|
|
def mkdirTemp(self, fname):
|
|
os.mkdir(os.path.join(self.tempdir, fname))
|
|
|
|
def delTemp(self, fname):
|
|
fname = os.path.join(self.tempdir, fname)
|
|
if os.path.isdir(fname):
|
|
os.rmdir(fname)
|
|
else:
|
|
os.unlink(fname)
|
|
|
|
def test_listdir(self):
|
|
## SUCCESSFUL CASES
|
|
entries = dircache.listdir(self.tempdir)
|
|
self.assertEquals(entries, [])
|
|
|
|
# Check that cache is actually caching, not just passing through.
|
|
self.assert_(dircache.listdir(self.tempdir) is entries)
|
|
|
|
# Directories aren't "files" on Windows, and directory mtime has
|
|
# nothing to do with when files under a directory get created.
|
|
# That is, this test can't possibly work under Windows -- dircache
|
|
# is only good for capturing a one-shot snapshot there.
|
|
|
|
if sys.platform[:3] not in ('win', 'os2'):
|
|
# Sadly, dircache has the same granularity as stat.mtime, and so
|
|
# can't notice any changes that occured within 1 sec of the last
|
|
# time it examined a directory.
|
|
time.sleep(1)
|
|
self.writeTemp("test1")
|
|
entries = dircache.listdir(self.tempdir)
|
|
self.assertEquals(entries, ['test1'])
|
|
self.assert_(dircache.listdir(self.tempdir) is entries)
|
|
|
|
## UNSUCCESSFUL CASES
|
|
self.assertEquals(dircache.listdir(self.tempdir+"_nonexistent"), [])
|
|
|
|
def test_annotate(self):
|
|
self.writeTemp("test2")
|
|
self.mkdirTemp("A")
|
|
lst = ['A', 'test2', 'test_nonexistent']
|
|
dircache.annotate(self.tempdir, lst)
|
|
self.assertEquals(lst, ['A/', 'test2', 'test_nonexistent'])
|
|
|
|
|
|
def test_main():
|
|
run_unittest(DircacheTests)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|