def test_uid_is_unique():
count = {}
for uid in [UID.generate() for i in range(1, 100)]:
count[uid] = count.get(uid, 0) + 1
for uid in count:
assert count[uid] == 1
def test_blob_model_uid_is_unique():
blob1 = Blob()
blob2 = Blob()
blob1.uid = blob2.uid = UID.generate()
blob1.save()
blob2.save()
def test_uid_generate():
uid = UID.generate()
assert len(uid) == __UID_DEFAULT_NUMCHARS__
for x in uid:
assert x in __UID_DEFAULT_USECHARS__
uid = UID.generate(numchars=128)
assert len(uid) == 128
for x in uid:
assert x in __UID_DEFAULT_USECHARS__
uid = UID.generate(usechars='xYz')
assert len(uid) == __UID_DEFAULT_NUMCHARS__
for x in uid:
assert x in 'xYz'
uid = UID.generate(numchars=128, usechars='xYz')
assert len(uid) == 128
for x in uid:
assert x in 'xYz'
