50 def test_ed25519_unsupported(backend):  argument
79     def test_sign_verify_input(self, vector, backend):  argument
96     def test_invalid_signature(self, backend):  argument
105     def test_generate(self, backend):  argument
110     def test_load_public_bytes(self, backend):  argument
120     def test_invalid_type_public_bytes(self, backend):  argument
124     def test_invalid_type_private_bytes(self, backend):  argument
128     def test_invalid_length_from_public_bytes(self, backend):  argument
134     def test_invalid_length_from_private_bytes(self, backend):  argument
140     def test_invalid_private_bytes(self, backend):  argument
163     def test_invalid_public_bytes(self, backend):  argument
215         self, encoding, fmt, encryption, passwd, load_func, backend  argument
222     def test_buffer_protocol(self, backend):  argument