def test_rpc_request():
endpoint = 'http://localhost:9500'
timeout = 30
method = 'hmy_getNodeMetadata'
params = []
payload = {"id": "1", "jsonrpc": "2.0", "method": method, "params": params}
headers = {'Content-Type': 'application/json'}
response = None
try:
response = requests.request('POST',
endpoint,
headers=headers,
data=json.dumps(payload),
timeout=timeout,
allow_redirects=True)
except:
pytest.skip("can not connect to local blockchain")
assert response is not None
resp = None
try:
resp = json.loads(response.content)
except json.decoder.JSONDecodeError as err:
pytest.skip('unable to decode response')
assert resp is not None
rpc_response = None
try:
rpc_response = request.rpc_request(method, params, endpoint, timeout)
except exceptions.RPCError as e:
assert 'error' in resp
if rpc_response is not None:
assert rpc_response == resp
def test_request_rpc_error():
error_request = None
try:
error_request = request.rpc_request('hmy_getBalance')
except (exceptions.RequestsTimeoutError, exceptions.RequestsError) as err:
pytest.skip("can not connect to local blockchain",
allow_module_level=True)
except Exception as e:
assert isinstance(e, exceptions.RPCError)
assert error_request is None
def test_request_connection_error():
# Find available port
s = socket.socket()
s.bind(('localhost', 0))
port = s.getsockname()[1]
s.close()
if port == 0:
pytest.skip("could not find available port")
bad_endpoint = f'http://localhost:{port}'
bad_request = None
try:
bad_request = request.rpc_request('hmy_getNodeMetadata',
endpoint=bad_endpoint)
except Exception as e:
assert isinstance(e, exceptions.RequestsError)
assert bad_request is None