def test_register(add_type):
YamlParser.register()
assert add_type.mock_calls == [
call('application/vnd.yaml', '.yaml'),
call('application/vnd.yaml', '.yml'),
call('application/x-yaml', '.yaml'),
call('application/x-yaml', '.yml'),
call('application/yaml', '.yaml'),
call('application/yaml', '.yml'),
call('text/vnd.yaml', '.yaml'),
call('text/vnd.yaml', '.yml'),
call('text/x-yaml', '.yaml'),
call('text/x-yaml', '.yml'),
call('text/yaml', '.yaml'),
call('text/yaml', '.yml'),
]
