def __init__(self, represented_directory, *a, **k):
super(GentleRootDir, self).__init__(self, *a, **k)
self._represented_dir = os.path.abspath(represented_directory)
self._pointer_generation_namespace = random()
self._last_reset_t = time.time() - 3600
self.gentle_reset()
def test(data_store):
"""
Test a data store (must be empty).
Example:
>>> from gentle_tp_da92 import test_data_store, memory_based
>>> test_data_store.test(memory_based.GentleDataStore())
'PASS'
"""
c_db = data_store.content_db
p_db = data_store.pointer_db
assert c_db.find() == []
assert p_db.find() == []
p = "0b3bef2bde9575c8b3251c3c92a4f99f6b770cc8f6e73509a0276e08b2cb9573"
assert p not in c_db
assert p not in p_db
string = "Hello YOU"
c = c_db + string
assert c == sha256(string).hexdigest()
assert c in c_db
assert c not in p_db
p_db[p] = c
assert p not in c_db
assert p in p_db
assert p_db[p] == c
for db in (c_db, p_db):
try:
"" in db # should raise an exception
except:
assert True
else:
assert False
assert p_db.find(p[:2]) == [p]
assert c_db.find(c[:2]) == [c]
string = "Second content"
old_c = c
c = c_db + string
assert c == sha256(string).hexdigest()
assert c in c_db
p_db[p] = c
assert p in p_db
assert p_db[p] == c
assert sorted(c_db.find()) == sorted([old_c, c])
assert p_db.find() == [p]
del p_db[p]
assert p not in p_db
assert sorted(c_db.find()) == sorted([old_c, c])
assert p_db.find() == []
# Randomized testing
import random, os
random_data = []
for i in range(300):
random_data.append(os.urandom(random.randrange(3000)))
for i, rnd in enumerate(random_data):
assert len(c_db.find()) == i + 2
c = c_db + rnd
assert len(c_db.find()) == i + 3
assert c in c_db
assert c not in p_db
assert c == sha256(rnd).hexdigest()
assert c_db[c] == rnd
assert c_db.find(c) == [c]
try:
c[:-1] in c_db # should raise an exception
except:
assert True
else:
assert False
p = os.urandom(32).encode("hex")
p_db[p] = c
assert p in p_db
assert p_db[p] == c
assert p not in c_db
assert p_db.find(p) == [p]
p = utilities.random()
p_db[p] = c
assert p in p_db
assert p_db[p] == c
assert p not in c_db
assert p_db.find(p) == [p]
try:
p[:-1] in p_db # should raise an exception
except:
assert True
else:
assert False
return "PASS"
