def test_exception_response(self):
"""
Simulates sending a command to the node and getting an exception
response.
"""
adapter = HttpAdapter('http://localhost:14265')
error_message = 'java.lang.ArrayIndexOutOfBoundsException: 4'
mocked_response = create_http_response(
status=500,
content=json.dumps({
'exception': error_message,
'duration': 16,
}),
)
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
with self.assertRaises(BadApiResponse) as context:
adapter.send_request({'command': 'helloWorld'})
self.assertEqual(
text_type(context.exception),
'500 response from node: {error}'.format(error=error_message),
)
def test_non_200_status(self):
"""
The node sends back a non-200 response that we don't know how to
handle.
"""
adapter = HttpAdapter('http://localhost')
decoded_response = {'message': 'Request limit exceeded.'}
mocked_response = create_http_response(
status=429,
content=json.dumps(decoded_response),
)
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
with self.assertRaises(BadApiResponse) as context:
adapter.send_request({'command': 'helloWorld'})
self.assertEqual(
text_type(context.exception),
'429 response from node: {decoded}'.format(
decoded=decoded_response),
)
def test_ipv4_address(self):
"""
Configuring an HttpAdapter using an IPv4 address.
"""
uri = 'http://127.0.0.1:8080/'
adapter = HttpAdapter(uri)
self.assertEqual(adapter.node_url, uri)
def test_https(self):
"""
Configuring HttpAdapter using a valid ``https://`` URI.
"""
uri = 'https://localhost:14265/'
adapter = HttpAdapter(uri)
self.assertEqual(adapter.node_url, uri)
def test_empty_response(self):
"""
The response is empty.
"""
adapter = HttpAdapter('http://localhost:14265')
mocked_response = create_http_response('')
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
with self.assertRaises(BadApiResponse) as context:
adapter.send_request({'command': 'helloWorld'})
self.assertEqual(
text_type(context.exception),
'Empty 200 response from node.',
)
def test_success_response(self):
"""
Simulates sending a command to the node and getting a success
response.
"""
adapter = HttpAdapter('http://localhost:14265')
expected_result = {
'message': 'Hello, cornode!',
}
mocked_response = create_http_response(json.dumps(expected_result))
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
result = adapter.send_request({'command': 'helloWorld'})
self.assertEqual(result, expected_result)
def test_non_json_response(self):
"""
The response is not JSON.
"""
adapter = HttpAdapter('http://localhost:14265')
invalid_response = 'EHLO cornodetoken.com' # Erm...
mocked_response = create_http_response(invalid_response)
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
with self.assertRaises(BadApiResponse) as context:
adapter.send_request({'command': 'helloWorld'})
self.assertEqual(
text_type(context.exception),
'Non-JSON 200 response from node: ' + invalid_response,
)
def test_non_object_response(self):
"""
The response is valid JSON, but it's not an object.
"""
adapter = HttpAdapter('http://localhost:14265')
invalid_response = ['message', 'Hello, cornode!']
mocked_response = create_http_response(json.dumps(invalid_response))
mocked_sender = Mock(return_value=mocked_response)
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
with self.assertRaises(BadApiResponse) as context:
adapter.send_request({'command': 'helloWorld'})
self.assertEqual(
text_type(context.exception),
'Malformed 200 response from node: {response!r}'.format(
response=invalid_response, ),
)
def test_trytes_in_request():
"""
Sending a request that includes trytes.
"""
adapter = HttpAdapter('http://localhost:14265')
# Response is not important for this test; we just need to make
# sure that the request is converted correctly.
mocked_sender = Mock(return_value=create_http_response('{}'))
# noinspection PyUnresolvedReferences
with patch.object(adapter, '_send_http_request', mocked_sender):
adapter.send_request({
'command':
'helloWorld',
'trytes': [
TryteString(b'RBTC9D9DCDQAEASBYBCCKBFA'),
TryteString(
b'CCPCBDVC9DTCEAKDXC9D9DEARCWCPCBDVCTCEAHDWCTCEAKDCDFD9DSCSA',
),
],
})
mocked_sender.assert_called_once_with(
url=adapter.node_url,
payload=json.dumps({
'command':
'helloWorld',
# Tryte sequences are converted to strings for transport.
'trytes': [
'RBTC9D9DCDQAEASBYBCCKBFA',
'CCPCBDVC9DTCEAKDXC9D9DEARCWCPCBDVCTCEAHDWCTCEAKDCDFD9DSCSA',
],
}),
headers={
'Content-type': 'application/json',
},
)
def test_router_aliasing(self):
"""
The router will try to re-use existing adapter instances.
"""
wrapper1 = RoutingWrapper('http://localhost:14265')
adapter_default = wrapper1.adapter
# The router will try to minimize the number of adapter instances
# that it creates from URIs.
wrapper1\
.add_route('alpha', 'http://localhost:14265')\
.add_route('bravo', 'http://localhost:14265')\
# Two routes with the same URI => same adapter instance.
self.assertIs(
wrapper1.get_adapter('bravo'),
wrapper1.get_adapter('alpha'),
)
# "127.0.0.1" != "localhost", so separate adapters created.
wrapper1.add_route('charlie', 'http://127.0.0.1:14265')
self.assertIsNot(
wrapper1.get_adapter('charlie'),
wrapper1.get_adapter('alpha'),
)
# Providing an adapter instance bypasses the whole setup.
wrapper1.add_route('delta', HttpAdapter('http://localhost:14265'))
self.assertIsNot(
wrapper1.get_adapter('delta'),
wrapper1.get_adapter('alpha'),
)
# The default adapter is always kept separate, even if it URI
# matches a routing adapter.
self.assertIsNot(
wrapper1.get_adapter('foo'),
wrapper1.get_adapter('alpha'),
)
# Aliased adapters are not shared between routers.
wrapper2 = RoutingWrapper(adapter_default)
wrapper2.add_route('echo', 'http://localhost:14265')
self.assertIsNot(
wrapper2.get_adapter('echo'),
wrapper1.get_adapter('alpha'),
)
def test_configure_error_udp(self):
"""
UDP is not a valid protocol for ``HttpAdapter``.
"""
with self.assertRaises(InvalidUri):
HttpAdapter.configure('udp://localhost:14265')
def test_configure_error_non_numeric_port(self):
"""
Attempting to configure HttpAdapter with non-numeric port.
"""
with self.assertRaises(InvalidUri):
HttpAdapter.configure('http://localhost:cornode/')
def test_configure_error_empty_host(self):
"""
Attempting to configure HttpAdapter with empty host.
"""
with self.assertRaises(InvalidUri):
HttpAdapter.configure('http://:14265')
def test_configure_error_invalid_protocol(self):
"""
Attempting to configure HttpAdapter with unsupported protocol.
"""
with self.assertRaises(InvalidUri):
HttpAdapter.configure('ftp://localhost:14265/')
def test_configure_error_missing_protocol(self):
"""
Forgetting to add the protocol to the URI.
"""
with self.assertRaises(InvalidUri):
HttpAdapter.configure('localhost:14265')