old_contents: import pytest
  from farmfs.keydb import KeyDB
  from farmfs.keydb import KeyDBWindow
  from farmfs.keydb import KeyDBFactory
  from farmfs.fs import Path
  from farmfs import cwd
  from farmfs.fs import ensure_absent
  from farmfs.util import safetype
  
  class KeyDBWrapper:
    def __init__(self, datadir):
      self.root = Path(datadir)
  
    def __enter__(self):
      ensure_absent(self.root)
      self.root.mkdir()
      return KeyDB(self.root)
    def __exit__(self, type, value, traceback):
      ensure_absent(self.root)
  
  def test_KeyDB(tmp_path):
    with KeyDBWrapper(str(tmp_path)) as db:
      assert db.list() == []
      db.write("five", 5)
      assert db.list() == ["five"]
      value = db.read("five")
      assert value == 5
      db.delete("five")
      assert db.list() == []
  
  def test_KeyDBWindow(tmp_path):
    with KeyDBWrapper(str(tmp_path)) as db:
      window = KeyDBWindow("window", db)
      assert window.list() == []
      window.write("five", 5)
      assert window.list() == ["five"]
      value = window.read("five")
      assert value == 5
      window.delete("five")
      assert window.list() == []
  
  def test_KeyDBFactory_same(tmp_path):
    with KeyDBWrapper(str(tmp_path)) as db:
      window = KeyDBWindow("window", db)
      factory = KeyDBFactory(window, str, lambda data, name: int(data))
      assert factory.list() == []
      factory.write("five", 5)
      assert factory.list() == ["five"]
      value = factory.read("five")
      assert value == 5
      factory.delete("five")
      assert factory.list() == []
  
  def test_KeyDBFactory_diff(tmp_path):
    with KeyDBWrapper(str(tmp_path)) as db:
      window = KeyDBWindow("window", db)
      factory = KeyDBFactory(window, str, lambda data, name : safetype(data))
      assert factory.list() == []
      factory.write("five", 5)
      assert factory.list() == ["five"]
      value = factory.read("five")
      assert value == safetype(5)
      factory.delete("five")
      assert factory.list() == []
  
  def test_KeyDBFactory_copy(tmp_path):
    with KeyDBWrapper(Path("db1", Path(str(tmp_path)))) as db1:
      window1 = KeyDBWindow("window", db1)
      factory1 = KeyDBFactory(window1, str, lambda data, name : safetype(data))
      assert factory1.list() == []
      factory1.write("five", 5)
      with KeyDBWrapper(Path("db2", Path(str(tmp_path)))) as db2:
        window2 = KeyDBWindow("other", db2)
        factory2 = KeyDBFactory(window2, str, lambda data, name: safetype(data))
        factory2.copy("five", window1)
        value = factory2.read("five")
        assert value == safetype(5)
  
new_contents: import pytest
  from farmfs.keydb import KeyDB
  from farmfs.keydb import KeyDBWindow
  from farmfs.keydb import KeyDBFactory
  from farmfs.fs import Path
  from farmfs import cwd
  from farmfs.fs import ensure_absent
  from farmfs.util import safetype
  
  @pytest.fixture()
  def tmp_Path(tmp_path):
      return Path(str(tmp_path))
  
  class KeyDBWrapper:
    def __init__(self, datadir):
      self.root = Path(datadir)
  
    def __enter__(self):
      ensure_absent(self.root)
      self.root.mkdir()
      return KeyDB(self.root)
    def __exit__(self, type, value, traceback):
      ensure_absent(self.root)
  
  def test_KeyDB(tmp_Path):
    with KeyDBWrapper(tmp_Path) as db:
      assert db.list() == []
      db.write("five", 5)
      assert db.list() == ["five"]
      value = db.read("five")
      assert value == 5
      db.delete("five")
      assert db.list() == []
  
  def test_KeyDBWindow(tmp_Path):
    with KeyDBWrapper(tmp_Path) as db:
      window = KeyDBWindow("window", db)
      assert window.list() == []
      window.write("five", 5)
      assert window.list() == ["five"]
      value = window.read("five")
      assert value == 5
      window.delete("five")
      assert window.list() == []
  
  def test_KeyDBFactory_same(tmp_Path):
    with KeyDBWrapper(tmp_Path) as db:
      window = KeyDBWindow("window", db)
      factory = KeyDBFactory(window, str, lambda data, name: int(data))
      assert factory.list() == []
      factory.write("five", 5)
      assert factory.list() == ["five"]
      value = factory.read("five")
      assert value == 5
      factory.delete("five")
      assert factory.list() == []
  
  def test_KeyDBFactory_diff(tmp_Path):
    with KeyDBWrapper(tmp_Path) as db:
      window = KeyDBWindow("window", db)
      factory = KeyDBFactory(window, str, lambda data, name : safetype(data))
      assert factory.list() == []
      factory.write("five", 5)
      assert factory.list() == ["five"]
      value = factory.read("five")
      assert value == safetype(5)
      factory.delete("five")
      assert factory.list() == []
  
  def test_KeyDBFactory_copy(tmp_Path):
    with KeyDBWrapper(Path("db1", tmp_Path)) as db1:
      window1 = KeyDBWindow("window", db1)
      factory1 = KeyDBFactory(window1, str, lambda data, name : safetype(data))
      assert factory1.list() == []
      factory1.write("five", 5)
      with KeyDBWrapper(Path("db2", tmp_Path)) as db2:
        window2 = KeyDBWindow("other", db2)
        factory2 = KeyDBFactory(window2, str, lambda data, name: safetype(data))
        factory2.copy("five", window1)
        value = factory2.read("five")
        assert value == safetype(5)
  
subject: refactor tmp_path fixture use in keydb