def test_read_bytes_no_read_required(self, mock_read_frame, mock_read_block):
ct_stream = io.BytesIO(VALUES["data_128"])
test_decryptor = StreamDecryptor(key_provider=self.mock_key_provider, source=ct_stream)
test_decryptor.output_buffer = b"1234567"
test_decryptor._read_bytes(5)
assert not mock_read_frame.called
assert not mock_read_block.called
def test_read_bytes_no_read_required(self, mock_read_frame,
mock_read_block):
ct_stream = io.BytesIO(VALUES["data_128"])
test_decryptor = StreamDecryptor(
materials_manager=self.mock_materials_manager,
source=ct_stream,
commitment_policy=self.mock_commitment_policy,
)
test_decryptor.output_buffer = b"1234567"
test_decryptor._read_bytes(5)
assert not mock_read_frame.called
assert not mock_read_block.called
