def test_keyfs_sqlite(gentmp):
from devpi_server import keyfs_sqlite
tmp = gentmp()
keyfs = KeyFS(tmp, keyfs_sqlite.Storage)
with keyfs.transaction(write=True) as tx:
assert tx.conn.io_file_os_path('foo') is None
tx.conn.io_file_set('foo', b'bar')
tx.conn._sqlconn.commit()
with keyfs.transaction(write=False) as tx:
assert tx.conn.io_file_os_path('foo') is None
assert tx.conn.io_file_get('foo') == b'bar'
assert [x.basename for x in tmp.listdir()] == ['.sqlite_db']
def test_keyfs_sqlite_fs(gentmp):
from devpi_server import keyfs_sqlite_fs
tmp = gentmp()
keyfs = KeyFS(tmp, keyfs_sqlite_fs.Storage)
with keyfs.transaction(write=True) as tx:
assert tx.conn.io_file_os_path('foo') == tmp.join('foo').strpath
tx.conn.io_file_set('foo', b'bar')
tx.conn._sqlconn.commit()
with keyfs.transaction(write=False) as tx:
assert tx.conn.io_file_get('foo') == b'bar'
with open(tx.conn.io_file_os_path('foo'), 'rb') as f:
assert f.read() == b'bar'
assert sorted(x.basename for x in tmp.listdir()) == ['.sqlite', 'foo']
def test_keyfs_readonly(self, storage, tmpdir):
keyfs = KeyFS(tmpdir, storage, readonly=True)
with pytest.raises(keyfs.ReadOnly):
with keyfs.transaction(write=True):
pass
assert not hasattr(keyfs, "tx")
with pytest.raises(keyfs.ReadOnly):
with keyfs.transaction():
keyfs.restart_as_write_transaction()
with pytest.raises(keyfs.ReadOnly):
keyfs.begin_transaction_in_thread(write=True)
with keyfs.transaction():
pass
def test_import_changes(self, keyfs, storage, tmpdir):
D = keyfs.add_key("NAME", "hello", dict)
with keyfs.transaction(write=True):
D.set({1:1})
with keyfs.transaction(write=True):
D.delete()
with keyfs.transaction(write=True):
D.set({2:2})
with keyfs._storage.get_connection() as conn:
serial = conn.last_changelog_serial
assert serial == 2
# load entries into new keyfs instance
new_keyfs = KeyFS(tmpdir.join("newkeyfs"), storage)
D2 = new_keyfs.add_key("NAME", "hello", dict)
for serial in range(3):
with keyfs.transaction() as tx:
changes = tx.conn.get_changes(serial)
new_keyfs.import_changes(serial, changes)
with new_keyfs.transaction() as tx:
assert tx.get_value_at(D2, 0) == {1:1}
with pytest.raises(KeyError):
assert tx.get_value_at(D2, 1)
assert tx.get_value_at(D2, 2) == {2:2}