def test_empty_receipt(self):
validator = Chainpoint()
receipt = '{}'
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception),
'Cannot identify Chainpoint version')
def test_invalid_target_proof_missing_left(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "5faa75ca2c838ceac7fb1b62127cfba51f011813c6c491335c2b69d54dd7d79c",
"tx_id": "b84a92f28cc9dbdc4cd51834f6595cf97f018b925167c299097754780d7dea09",
"timestamp": 1445033433
},
"target": {
"target_hash": "cbda53ca51a184b366cbde3cb026987c53021de26fa5aabf814917c894769b65",
"target_proof": [{
"parent": "4f0398f4707c7ddb8d5a85508bdaa9e22fb541fa0182ae54f25513b6bd3f8cb9",
"left": "cbda53ca51a184b366cbde3cb026987c53021de26fa5aabf814917c894769b65",
"right": "a52d9c0a0b077237f58c7e5b8b38d2dd7756176ca379947a093105574a465685"
}, {
"parent": "5faa75ca2c838ceac7fb1b62127cfba51f011813c6c491335c2b69d54dd7d79c",
"right": "3bd99c8660a226a62a7df1efc2a296a398ad91e2aa56d68fefd08571a853096e"
}]
}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), "Missing left")
def test_unsupported_version(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "0.9"
}
}'''
with self.assertRaises(ValueError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Invalid Chainpoint version: 0.9')
def test_unsupported_version2(self):
validator = Chainpoint()
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"@type": "ChainpointSHA256v35"
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception),
'Invalid Chainpoint type: ChainpointSHA256v35')
def test_missing_hash_type(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1"
},
"target": {}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing hash_type')
def test_missing_target_hash(self):
validator = Chainpoint()
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"type": "ChainpointSHA256v2",
"merkleRoot": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"proof": []
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing targetHash')
def test_invalid_merkle_root(self):
validator = Chainpoint()
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"type": "ChainpointSHA256v2",
"targetHash": "f17fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19",
"merkleRoot": "invalid",
"proof": {}}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Invalid hash value: invalid')
def test_missing_target_proof(self):
validator = Chainpoint()
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"type": "ChainpointSHA256v2",
"targetHash": "f17fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19",
"merkleRoot": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404"
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing proof')
def test_missing_tx(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404"
}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing target')
def test_unsupported_hash_type(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "sha1"
},
"target": {}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Invalid hash type: sha1')
def test_bad_root(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "bad-non-hash-value",
"tx_id": "",
"timestamp": 1458126637
}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing target')
def test_missing_timestamp(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"tx_id": "6d14a219a9aef975377bad9236cbc4e1e062cb5dd29b3dd3c1a1cb63540c1c9a"
},
"target": {}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing timestamp')
def test_bad_tx(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"tx_id": "bad-tx-id-value"
},
"target" :{}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception),
"Invalid hash value: bad-tx-id-value")
def test_missing_target_proof(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"tx_id": "6d14a219a9aef975377bad9236cbc4e1e062cb5dd29b3dd3c1a1cb63540c1c9a",
"timestamp": 1458126637
},
"target": {
"target_hash": "f17fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19"
}
}'''
with self.assertRaises(AssertionError) as err:
validator.valid_receipt(receipt)
self.assertEqual(str(err.exception), 'Missing target_proof')
def test_invalid_target_proof_4(self):
validator = Chainpoint()
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"@type": "ChainpointSHA256v2",
"targetHash": "f17fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19",
"merkleRoot": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"proof": [{ "right": "a99fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19" }]
}'''
self.assertFalse(validator.valid_receipt(receipt))
def test_empty_list_target_proof(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"tx_id": "6d14a219a9aef975377bad9236cbc4e1e062cb5dd29b3dd3c1a1cb63540c1c9a",
"timestamp": 1458126637
},
"target": {
"target_hash": "f17fbe8fc1a6e5a8289da6fea45d16a92b35c629fa1fd34178245420378bea19",
"target_proof": []
}
}'''
self.assertFalse(validator.valid_receipt(receipt))
def test_valid_empty_proof(self):
validator = Chainpoint()
receipt = '''{
"header": {
"chainpoint_version": "1.1",
"hash_type": "SHA-256",
"merkle_root": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"tx_id": "6d14a219a9aef975377bad9236cbc4e1e062cb5dd29b3dd3c1a1cb63540c1c9a",
"timestamp": 1463018411
},
"target": {
"target_hash": "fd3f0550fd1164f463d3e57b7bb6834872ada68501102cec6ce93cdbe7a17404",
"target_proof": []
}
}'''
self.assertTrue(validator.valid_receipt(receipt))
def test_key_path(self):
receipt = '''{
"@context": "https://w3id.org/chainpoint/v2",
"type": "ChainpointSHA256v2",
"targetHash": "bdf8c9bdf076d6aff0292a1c9448691d2ae283f2ce41b045355e2c8cb8e85ef2",
"merkleRoot": "51296468ea48ddbcc546abb85b935c73058fd8acdb0b953da6aa1ae966581a7a",
"proof": [{
"left": "bdf8c9bdf076d6aff0292a1c9448691d2ae283f2ce41b045355e2c8cb8e85ef2"
}, {
"left": "cb0dbbedb5ec5363e39be9fc43f56f321e1572cfcf304d26fc67cb6ea2e49faf"
}, {
"right": "cb0dbbedb5ec5363e39be9fc43f56f321e1572cfcf304d26fc67cb6ea2e49faf"
}],
"anchors": [{
"type": "BTCOpReturn",
"sourceId": "f3be82fe1b5d8f18e009cb9a491781289d2e01678311fe2b2e4e84381aafadee"
}]
}'''
verifier = Chainpoint()
self.assertTrue(verifier.valid_receipt(receipt))
def do_execute(self):
cp = Chainpoint()
# overwrite with Chainpoint type before passing to validator
self.merkle_proof['type'] = 'ChainpointSHA256v2'
valid_receipt = cp.valid_receipt(json.dumps(self.merkle_proof))
return valid_receipt
def test_number_receipt(self):
validator = Chainpoint()
receipt = '12345'
with self.assertRaises(TypeError):
validator.valid_receipt(receipt)
def test_non_json_receipt(self):
validator = Chainpoint()
receipt = 'Adhf4saEOIJ'
with self.assertRaises(ValueError):
validator.valid_receipt(receipt)
def test_null_receipt(self):
validator = Chainpoint()
receipt = None
with self.assertRaises(TypeError):
validator.valid_receipt(receipt)