ceph/src/arrow/python/pyarrow/tests/test_serialization_deprecated.py

   1 # Licensed to the Apache Software Foundation (ASF) under one
   2 # or more contributor license agreements.  See the NOTICE file
   3 # distributed with this work for additional information
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   5 # to you under the Apache License, Version 2.0 (the
   6 # "License"); you may not use this file except in compliance
   7 # with the License.  You may obtain a copy of the License at
   8 #
   9 #   http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing,
  12 # software distributed under the License is distributed on an
  13 # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  14 # KIND, either express or implied.  See the License for the
  15 # specific language governing permissions and limitations
  16 # under the License.
  17
  18 import sys
  19
  20 import pytest
  21
  22 import pyarrow as pa
  23
  24
  25 def test_serialization_deprecated():
  26     with pytest.warns(FutureWarning):
  27         ser = pa.serialize(1)
  28
  29     with pytest.warns(FutureWarning):
  30         pa.deserialize(ser.to_buffer())
  31
  32     f = pa.BufferOutputStream()
  33     with pytest.warns(FutureWarning):
  34         pa.serialize_to(12, f)
  35
  36     buf = f.getvalue()
  37     f = pa.BufferReader(buf)
  38     with pytest.warns(FutureWarning):
  39         pa.read_serialized(f).deserialize()
  40
  41     with pytest.warns(FutureWarning):
  42         pa.default_serialization_context()
  43
  44     context = pa.lib.SerializationContext()
  45     with pytest.warns(FutureWarning):
  46         pa.register_default_serialization_handlers(context)
  47
  48
  49 @pytest.mark.skipif(sys.version_info < (3, 7),
  50                     reason="getattr needs Python 3.7")
  51 def test_serialization_deprecated_toplevel():
  52     with pytest.warns(FutureWarning):
  53         pa.SerializedPyObject()
  54
  55     with pytest.warns(FutureWarning):
  56         pa.SerializationContext()