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# -*- coding: utf-8 -*-
"""ketama is not released under pypi !
This test is only run on my dev machine and is not really part of the CI.
"""
try:
import ketama
except Exception:
ketama = None
from random import randint
from tempfile import NamedTemporaryFile
import pytest
from uhashring import HashRing
@pytest.fixture
def ketama_config_file(request):
valid_list = NamedTemporaryFile(prefix="py.test_")
valid_list.write(b"127.0.0.1:11211\t600\n")
valid_list.write(b"127.0.0.1:11212\t400\n")
valid_list.flush()
def fin():
valid_list.close()
print("closed valid_list")
request.addfinalizer(fin)
return valid_list.name
def test_ketama_hashi():
if not ketama:
return
ring = HashRing()
assert ring.hashi("test") == ketama.hashi("test")
def test_ketama_compatibility(ketama_config_file):
if not ketama:
return
ring = HashRing(
nodes={"127.0.0.1:11211": 600, "127.0.0.1:11212": 400},
replicas=4,
vnodes=40,
compat=True,
)
continuum = ketama.Continuum(ketama_config_file)
assert ring.get_points() == continuum.get_points()
numhits = 1000
numvalues = 10000
for i in range(numhits):
key = str(randint(1, numvalues))
assert ring.get_server(key) == continuum.get_server(key)
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