def test_encode_metadata_errors():
with pytest.raises(TypeError) as e1:
encode_metadata({'regular': b'invalid'})
e1.match('Invalid metadata value type, str expected')
with pytest.raises(TypeError) as e2:
encode_metadata({'binary-bin': 'invalid'})
e2.match('Invalid metadata value type, bytes expected')
def test_encode_metadata_invalid_key(key):
with pytest.raises(ValueError) as err:
encode_metadata({key: 'anything'})
err.match('Invalid metadata key')
def test_encode_metadata(value, output):
assert encode_metadata(value) == output
def test_encode_metadata_invalid_value(value):
with pytest.raises(ValueError) as err:
encode_metadata({'foo': value})
err.match('Invalid metadata value')