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# -*- coding: utf-8 -*-
from __future__ import absolute_import
import pytest
from pyxs._compat import xs, Error
from . import virtualized
@virtualized
def setup_function(f):
try:
handle = xs()
except Error:
return # Failed to connect.
try:
handle.rm(0, b"/foo")
except Error:
pass
finally:
handle.close()
@pytest.yield_fixture
def handle():
handle = xs()
try:
yield handle
finally:
handle.close()
def test_api_completeness():
try:
from xen.lowlevel.xs import xs as cxs
except ImportError:
pytest.skip("xen.lowlevel.xs not available")
def public_methods(target):
return set(attr for attr in dir(target)
if not attr.startswith("_"))
assert public_methods(cxs).issubset(public_methods(xs))
@virtualized
def test_ls(handle):
assert handle.ls(0, b"/missing/path") is None
@virtualized
def test_transaction_start(handle):
assert isinstance(handle.transaction_start(), bytes)
@virtualized
def test_transaction_end_rollback(handle):
assert handle.ls(0, b"/foo") is None
tx_id = handle.transaction_start()
handle.write(tx_id, b"/foo/bar", b"boo")
handle.transaction_end(tx_id, abort=1)
assert handle.ls(0, b"/foo") is None
@virtualized
def test_transaction_end_commit(handle):
assert handle.ls(0, b"/foo") is None
tx_id = handle.transaction_start()
handle.write(tx_id, b"/foo/bar", b"boo")
handle.transaction_end(tx_id, abort=0)
assert handle.ls(0, b"/foo") == [b"bar"]
@virtualized
def test_watch_unwatch(handle):
token = object()
handle.watch(b"/foo/bar", token)
assert handle.read_watch() == (b"/foo/bar", token)
handle.unwatch(b"/foo/bar", token)
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