40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
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# coding: utf-8
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from datetime import datetime
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from pandas.io.msgpack import packb, unpackb
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import pytest
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import pandas.util.testing as tm
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class DummyException(Exception):
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pass
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class TestExceptions(object):
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def test_raise_on_find_unsupported_value(self):
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msg = "can\'t serialize datetime"
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with tm.assert_raises_regex(TypeError, msg):
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packb(datetime.now())
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def test_raise_from_object_hook(self):
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def hook(_):
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raise DummyException()
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pytest.raises(DummyException, unpackb, packb({}), object_hook=hook)
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pytest.raises(DummyException, unpackb, packb({'fizz': 'buzz'}),
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object_hook=hook)
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pytest.raises(DummyException, unpackb, packb({'fizz': 'buzz'}),
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object_pairs_hook=hook)
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pytest.raises(DummyException, unpackb,
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packb({'fizz': {'buzz': 'spam'}}), object_hook=hook)
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pytest.raises(DummyException, unpackb,
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packb({'fizz': {'buzz': 'spam'}}),
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object_pairs_hook=hook)
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def test_invalid_value(self):
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msg = "Unpack failed: error"
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with tm.assert_raises_regex(ValueError, msg):
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unpackb(b"\xd9\x97#DL_")
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