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# This file is part of h5py, a Python interface to the HDF5 library.
#
# http://www.h5py.org
#
# Copyright 2008-2013 Andrew Collette and contributors
#
# License:  Standard 3-clause BSD; see "license.txt" for full license terms
#           and contributor agreement.

from h5py import _objects as o

from .common import TestCase

class TestObjects(TestCase):

    def test_invalid(self):
        # Check for segfault on close
        oid = o.ObjectID(0)
        del oid
        oid = o.ObjectID(1)
        del oid

    def test_equality(self):
        # Identifier-based equality
        oid1 = o.ObjectID(42)
        oid2 = o.ObjectID(42)
        oid3 = o.ObjectID(43)

        self.assertEqual(oid1, oid2)
        self.assertNotEqual(oid1, oid3)

    def test_hash(self):
        # Default objects are not hashable
        oid = o.ObjectID(42)
        with self.assertRaises(TypeError):
            hash(oid)