Esempio n. 1
0
    def test_resolve_selective_type(self):

        @add_metaclass(StructType)
        class StructWithSelectiveType(object):

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=SelectiveType(ref_member('a'),
                                              {0: UINT16,
                                               1: self.BasicStruct}))
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithSelectiveType))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithSelectiveType, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=0)
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(struct,
                               value=dict(a=0))),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithSelectiveType, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=1)
        self.assertEqual((STARTEVENT,
                          dict(name='b',
                               type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(name='b',
                               type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(struct,
                               value=dict(a=1))),
                         next(events))
Esempio n. 2
0
    def test_resolve_xarray(self):

        xarray_type = X_ARRAY(UINT16, ref_member('a'))

        class StructWithXArray(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b', type=xarray_type)

        static_events = bintype_map_events(dict(type=StructWithXArray))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=0)
        self.assertEquals(
            (STARTEVENT, dict(name='b', count=0, type=xarray_type)),
            events.next())
        self.assertEquals(
            (ENDEVENT, dict(name='b', count=0, type=xarray_type)),
            events.next())
        self.assertEquals((ENDEVENT, struct), events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=1)
        self.assertEquals(
            (STARTEVENT, dict(name='b', count=1, type=xarray_type)),
            events.next())
        self.assertEquals((None, dict(type=UINT16)), events.next())
        self.assertEquals(
            (ENDEVENT, dict(name='b', count=1, type=xarray_type)),
            events.next())
        self.assertEquals((ENDEVENT, struct), events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=2)
        self.assertEquals(
            (STARTEVENT, dict(name='b', count=2, type=xarray_type)),
            events.next())
        self.assertEquals((None, dict(type=UINT16)), events.next())
        self.assertEquals((None, dict(type=UINT16)), events.next())
        self.assertEquals(
            (ENDEVENT, dict(name='b', count=2, type=xarray_type)),
            events.next())
        self.assertEquals((ENDEVENT, struct), events.next())
Esempio n. 3
0
    def test_resolve_conditional_struct(self):

        def if_a_is_1(context, values):
            return values['a'] == 1

        @add_metaclass(StructType)
        class StructWithCondition(object):

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b', type=self.BasicStruct,
                           condition=if_a_is_1)
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithCondition))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithCondition, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=0)
        self.assertEqual((None, dict(name='c', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(struct,
                               value=dict(a=0))),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithCondition, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=1)
        self.assertEqual((STARTEVENT,
                          dict(name='b',
                               type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(name='b',
                               type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(struct,
                               value=dict(a=1))),
                         next(events))
Esempio n. 4
0
    def test_resolve_conditional_simple(self):
        from hwp5.treeop import STARTEVENT, ENDEVENT
        from hwp5.dataio import StructType
        from hwp5.dataio import UINT16
        from hwp5.bintype import bintype_map_events
        from hwp5.bintype import static_to_mutable
        from hwp5.bintype import resolve_typedefs

        def if_a_is_1(context, values):
            return values['a'] == 1

        class StructWithCondition(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b', type=UINT16, condition=if_a_is_1)
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithCondition))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithCondition, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=0)
        self.assertEquals((None, dict(name='c', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(struct,
                                value=dict(a=0))),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithCondition, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=1)
        self.assertEquals((None,
                           dict(name='b',
                                type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(struct,
                                value=dict(a=1))),
                          events.next())
Esempio n. 5
0
    def test_resolve_selective_type(self):
        from hwp5.treeop import STARTEVENT, ENDEVENT
        from hwp5.dataio import StructType
        from hwp5.dataio import SelectiveType
        from hwp5.dataio import ref_member
        from hwp5.dataio import UINT16
        from hwp5.bintype import bintype_map_events
        from hwp5.bintype import static_to_mutable
        from hwp5.bintype import resolve_typedefs

        class StructWithSelectiveType(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=SelectiveType(ref_member('a'), {
                               0: UINT16,
                               1: self.BasicStruct
                           }))
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithSelectiveType))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithSelectiveType, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=0)
        self.assertEquals((None, dict(name='b', type=UINT16)), events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(struct, value=dict(a=0))),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithSelectiveType, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=1)
        self.assertEquals((STARTEVENT, dict(name='b', type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(name='b', type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(struct, value=dict(a=1))),
                          events.next())
Esempio n. 6
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    def test_resolve_conditional_struct(self):
        from hwp5.treeop import STARTEVENT, ENDEVENT
        from hwp5.dataio import StructType
        from hwp5.dataio import UINT16
        from hwp5.bintype import bintype_map_events
        from hwp5.bintype import static_to_mutable
        from hwp5.bintype import resolve_typedefs

        def if_a_is_1(context, values):
            return values['a'] == 1

        class StructWithCondition(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=self.BasicStruct,
                           condition=if_a_is_1)
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithCondition))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithCondition, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=0)
        self.assertEquals((None, dict(name='c', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(struct, value=dict(a=0))),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithCondition, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        struct['value'] = dict(a=1)
        self.assertEquals((STARTEVENT, dict(name='b', type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)), events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(name='b', type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)), events.next())
        self.assertEquals((ENDEVENT, dict(struct, value=dict(a=1))),
                          events.next())
Esempio n. 7
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    def test_resolve_selective_type(self):
        @add_metaclass(StructType)
        class StructWithSelectiveType(object):
            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=SelectiveType(ref_member('a'), {
                               0: UINT16,
                               1: self.BasicStruct
                           }))
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithSelectiveType))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithSelectiveType, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        struct['value'] = dict(a=0)
        self.assertEqual((None, dict(name='b', type=UINT16)), next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(struct, value=dict(a=0))),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithSelectiveType, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        struct['value'] = dict(a=1)
        self.assertEqual((STARTEVENT, dict(name='b', type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(name='b', type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(struct, value=dict(a=1))),
                         next(events))
Esempio n. 8
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    def test_resolve_conditional_struct(self):
        def if_a_is_1(context, values):
            return values['a'] == 1

        @add_metaclass(StructType)
        class StructWithCondition(object):
            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=self.BasicStruct,
                           condition=if_a_is_1)
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithCondition))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithCondition, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        struct['value'] = dict(a=0)
        self.assertEqual((None, dict(name='c', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(struct, value=dict(a=0))),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual(STARTEVENT, ev)
        self.assertEqual(StructWithCondition, struct['type'])
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        struct['value'] = dict(a=1)
        self.assertEqual((STARTEVENT, dict(name='b', type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)), next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(name='b', type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='c', type=UINT16)), next(events))
        self.assertEqual((ENDEVENT, dict(struct, value=dict(a=1))),
                         next(events))
Esempio n. 9
0
    def test_resolve_selective_type(self):
        from hwp5.treeop import STARTEVENT, ENDEVENT
        from hwp5.dataio import StructType
        from hwp5.dataio import SelectiveType
        from hwp5.dataio import ref_member
        from hwp5.dataio import UINT16
        from hwp5.bintype import bintype_map_events
        from hwp5.bintype import static_to_mutable
        from hwp5.bintype import resolve_typedefs

        class StructWithSelectiveType(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=SelectiveType(ref_member('a'),
                                              {0: UINT16,
                                               1: self.BasicStruct}))
                yield UINT16, 'c'

        static_events = bintype_map_events(dict(type=StructWithSelectiveType))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithSelectiveType, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=0)
        self.assertEquals((None, dict(name='b', type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(struct,
                                value=dict(a=0))),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals(STARTEVENT, ev)
        self.assertEquals(StructWithSelectiveType, struct['type'])
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=1)
        self.assertEquals((STARTEVENT,
                           dict(name='b',
                                type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(name='b',
                                type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='c', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(struct,
                                value=dict(a=1))),
                          events.next())
Esempio n. 10
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    def test_resolve_xarray_struct(self):
        from hwp5.treeop import STARTEVENT, ENDEVENT
        from hwp5.dataio import StructType
        from hwp5.dataio import X_ARRAY
        from hwp5.dataio import UINT16
        from hwp5.dataio import ref_member
        from hwp5.bintype import bintype_map_events
        from hwp5.bintype import static_to_mutable
        from hwp5.bintype import resolve_typedefs

        xarray_type = X_ARRAY(self.BasicStruct, ref_member('a'))

        class StructWithXArray(object):
            __metaclass__ = StructType

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=xarray_type)

        static_events = bintype_map_events(dict(type=StructWithXArray))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None,
                           dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=0)
        self.assertEquals((STARTEVENT,
                           dict(name='b', count=0, type=xarray_type)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(name='b', count=0, type=xarray_type)),
                          events.next())
        self.assertEquals((ENDEVENT, struct),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None,
                           dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=1)
        self.assertEquals((STARTEVENT,
                           dict(name='b', count=1, type=xarray_type)),
                          events.next())
        self.assertEquals((STARTEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(name='b', count=1, type=xarray_type)),
                          events.next())
        self.assertEquals((ENDEVENT, struct),
                          events.next())

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = events.next()
        self.assertEquals((STARTEVENT, struct), (ev, struct))
        self.assertEquals((None,
                           dict(name='a', type=UINT16)),
                          events.next())
        struct['value'] = dict(a=2)
        self.assertEquals((STARTEVENT,
                           dict(name='b', count=2, type=xarray_type)),
                          events.next())
        self.assertEquals((STARTEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((STARTEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((None, dict(name='a', type=UINT16)),
                          events.next())
        self.assertEquals((None, dict(name='b', type=UINT16)),
                          events.next())
        self.assertEquals((ENDEVENT, dict(type=self.BasicStruct)),
                          events.next())
        self.assertEquals((ENDEVENT,
                           dict(name='b', count=2, type=xarray_type)),
                          events.next())
        self.assertEquals((ENDEVENT, struct),
                          events.next())
Esempio n. 11
0
    def test_resolve_xarray_struct(self):

        xarray_type = X_ARRAY(self.BasicStruct, ref_member('a'))

        @add_metaclass(StructType)
        class StructWithXArray(object):

            @staticmethod
            def attributes():
                yield UINT16, 'a'
                yield dict(name='b',
                           type=xarray_type)

        static_events = bintype_map_events(dict(type=StructWithXArray))
        static_events = list(static_events)

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual((STARTEVENT, struct), (ev, struct))
        self.assertEqual((None,
                          dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=0)
        self.assertEqual((STARTEVENT,
                          dict(name='b', count=0, type=xarray_type)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(name='b', count=0, type=xarray_type)),
                         next(events))
        self.assertEqual((ENDEVENT, struct),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual((STARTEVENT, struct), (ev, struct))
        self.assertEqual((None,
                          dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=1)
        self.assertEqual((STARTEVENT,
                          dict(name='b', count=1, type=xarray_type)),
                         next(events))
        self.assertEqual((STARTEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(name='b', count=1, type=xarray_type)),
                         next(events))
        self.assertEqual((ENDEVENT, struct),
                         next(events))

        events = static_to_mutable(iter(static_events))
        events = resolve_typedefs(events, dict())
        ev, struct = next(events)
        self.assertEqual((STARTEVENT, struct), (ev, struct))
        self.assertEqual((None,
                          dict(name='a', type=UINT16)),
                         next(events))
        struct['value'] = dict(a=2)
        self.assertEqual((STARTEVENT,
                          dict(name='b', count=2, type=xarray_type)),
                         next(events))
        self.assertEqual((STARTEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((STARTEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((None, dict(name='a', type=UINT16)),
                         next(events))
        self.assertEqual((None, dict(name='b', type=UINT16)),
                         next(events))
        self.assertEqual((ENDEVENT, dict(type=self.BasicStruct)),
                         next(events))
        self.assertEqual((ENDEVENT,
                          dict(name='b', count=2, type=xarray_type)),
                         next(events))
        self.assertEqual((ENDEVENT, struct),
                         next(events))