def test_deserialize(self) -> None:
        data = dict(
            external_parameters={'ilse', 'albert', 'voltage'},
            is_interruptable=True,
            subtemplates = [
                dict(template=str(id(self.table_foo)), mappings=self.foo_mappings),
                dict(template=str(id(self.table)), mappings=dict())
            ],
            identifier='foo'
        )

        # prepare dependencies for deserialization
        self.serializer.subelements[str(id(self.table_foo))] = self.table_foo
        self.serializer.subelements[str(id(self.table))] = self.table

        # deserialize
        sequence = SequencePulseTemplate.deserialize(self.serializer, **data)

        # compare!
        self.assertEqual(data['external_parameters'], sequence.parameter_names)
        self.assertEqual({ParameterDeclaration('ilse'), ParameterDeclaration('albert'), ParameterDeclaration('voltage')},
                         sequence.parameter_declarations)
        self.assertIs(self.table_foo, sequence.subtemplates[0][0])
        self.assertIs(self.table, sequence.subtemplates[1][0])
        self.assertEqual(self.foo_mappings, {k: m.string for k,m in sequence.subtemplates[0][1].items()})
        self.assertEqual(dict(), sequence.subtemplates[1][1])
        self.assertEqual(data['identifier'], sequence.identifier)