Function test_file_manager_write_pickle

xarray/tests/test_backends_file_manager.py:210–223

(tmpdir, file_cache)

def test_file_manager_write_pickle(tmpdir, file_cache) -> None:
    path = str(tmpdir.join("testing.txt"))
    manager = CachingFileManager(open, path, mode="w", cache=file_cache)
    f = manager.acquire()
    f.write("foo")
    f.flush()
    manager2 = pickle.loads(pickle.dumps(manager))
    f2 = manager2.acquire()
    f2.write("bar")
    manager2.close()
    manager.close()

    with open(path) as f:
        assert f.read() == "foobar"


def test_file_manager_read(tmpdir, file_cache) -> None: