[tests] refactor interface_rest.py to avoid code repetition

Also refactor txout index parsing and formatting.
This commit is contained in:
John Newbery 2018-03-22 16:37:09 -04:00 committed by Roman Zeyde
parent 7a3181a767
commit ad00fbed3c
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@ -4,6 +4,7 @@
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test the REST API."""
from decimal import Decimal
from enum import Enum
from io import BytesIO
import json
from codecs import encode
@ -21,25 +22,20 @@ from test_framework.util import (
hex_str_to_bytes,
)
def http_get_call(host, port, path, response_object=0):
"""Make a simple HTTP GET request."""
conn = http.client.HTTPConnection(host, port)
conn.request('GET', path)
class ReqType(Enum):
JSON = 1
BIN = 2
HEX = 3
if response_object:
return conn.getresponse()
class RetType(Enum):
OBJ = 1
BYTES = 2
JSON = 3
return conn.getresponse().read().decode('utf-8')
def http_post_call(host, port, path, requestdata='', response_object=0):
"""Make a simple HTTP POST request with a request body."""
conn = http.client.HTTPConnection(host, port)
conn.request('POST', path, requestdata)
if response_object:
return conn.getresponse()
return conn.getresponse().read()
def filter_output_indices_by_value(vouts, value):
for vout in vouts:
if vout['value'] == value:
yield vout['n']
class RESTTest (BitcoinTestFramework):
def set_test_params(self):
@ -50,10 +46,35 @@ class RESTTest (BitcoinTestFramework):
def setup_network(self, split=False):
super().setup_network()
connect_nodes_bi(self.nodes, 0, 2)
self.url = urllib.parse.urlparse(self.nodes[0].url)
def test_rest_request(self, uri, http_method='GET', req_type=ReqType.JSON, body='', status=200, ret_type=RetType.JSON):
rest_uri = '/rest' + uri
if req_type == ReqType.JSON:
rest_uri += '.json'
elif req_type == ReqType.BIN:
rest_uri += '.bin'
elif req_type == ReqType.HEX:
rest_uri += '.hex'
conn = http.client.HTTPConnection(self.url.hostname, self.url.port)
self.log.debug('%s %s %s', http_method, rest_uri, body)
if http_method == 'GET':
conn.request('GET', rest_uri)
elif http_method == 'POST':
conn.request('POST', rest_uri, body)
resp = conn.getresponse()
assert_equal(resp.status, status)
if ret_type == RetType.OBJ:
return resp
elif ret_type == RetType.BYTES:
return resp.read()
elif ret_type == RetType.JSON:
return json.loads(resp.read().decode('utf-8'), parse_float=Decimal)
def run_test(self):
url = urllib.parse.urlparse(self.nodes[0].url)
self.log.info("Mine blocks and send Bitcoin to node 1")
self.nodes[0].generate(1)
@ -73,39 +94,31 @@ class RESTTest (BitcoinTestFramework):
self.log.info("Load the transaction using the /tx URI")
json_request = "/rest/tx/{}.json".format(txid)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
vintx = json_obj['vin'][0]['txid'] # get the vin to later check for utxo (should be spent by then)
json_obj = self.test_rest_request("/tx/{}".format(txid))
spent = (json_obj['vin'][0]['txid'], json_obj['vin'][0]['vout']) # get the vin to later check for utxo (should be spent by then)
# get n of 0.1 outpoint
n = 0
for vout in json_obj['vout']:
if vout['value'] == 0.1:
n = vout['n']
n, = filter_output_indices_by_value(json_obj['vout'], Decimal('0.1'))
spending = (txid, n)
self.log.info("Query an unspent TXO using the /getutxos URI")
json_request = "/rest/getutxos/{}-{}.json".format(txid, str(n))
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}".format(*spending))
# Check chainTip response
assert_equal(json_obj['chaintipHash'], bb_hash)
# Make sure there is one utxo
assert_equal(len(json_obj['utxos']), 1)
assert_equal(json_obj['utxos'][0]['value'], 0.1)
assert_equal(json_obj['utxos'][0]['value'], Decimal('0.1'))
self.log.info("Query a spent TXO using the /getutxos URI")
json_request = "/rest/getutxos/{}-0.json".format(vintx)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}".format(*spent))
# Check chainTip response
assert_equal(json_obj['chaintipHash'], bb_hash)
# Make sure there is no utxo in the response because this oupoint has been spent
# Make sure there is no utxo in the response because this outpoint has been spent
assert_equal(len(json_obj['utxos']), 0)
# Check bitmap
@ -113,9 +126,8 @@ class RESTTest (BitcoinTestFramework):
self.log.info("Query two TXOs using the /getutxos URI")
json_request = "/rest/getutxos/{}-{}/{}-0.json".format(txid, str(n), vintx)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}/{}-{}".format(*(spending + spent)))
assert_equal(len(json_obj['utxos']), 1)
assert_equal(json_obj['bitmap'], "10")
@ -124,12 +136,11 @@ class RESTTest (BitcoinTestFramework):
bb_hash = self.nodes[0].getbestblockhash()
bin_request = b'\x01\x02'
bin_request += hex_str_to_bytes(txid)
bin_request += pack("i", n)
bin_request += hex_str_to_bytes(vintx)
bin_request += pack("i", 0)
for txid, n in [spending, spent]:
bin_request += hex_str_to_bytes(txid)
bin_request += pack("i", n)
bin_response = http_post_call(url.hostname, url.port, '/rest/getutxos.bin', bin_request)
bin_response = self.test_rest_request("/getutxos", http_method='POST', req_type=ReqType.BIN, body=bin_request, ret_type=RetType.BYTES)
output = BytesIO()
output.write(bin_response)
output.seek(0)
@ -146,71 +157,45 @@ class RESTTest (BitcoinTestFramework):
# do a tx and don't sync
txid = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 0.1)
json_request = "/rest/tx/{}.json".format(txid)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/tx/{}".format(txid))
# get the spent output to later check for utxo (should be spent by then)
spent = '{}-{}'.format(json_obj['vin'][0]['txid'], json_obj['vin'][0]['vout'])
spent = (json_obj['vin'][0]['txid'], json_obj['vin'][0]['vout'])
# get n of 0.1 outpoint
n = 0
for vout in json_obj['vout']:
if vout['value'] == 0.1:
n = vout['n']
spending = '{}-{}'.format(txid, n)
n, = filter_output_indices_by_value(json_obj['vout'], Decimal('0.1'))
spending = (txid, n)
json_request = '/rest/getutxos/{}.json'.format(spending)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}".format(*spending))
assert_equal(len(json_obj['utxos']), 0)
json_request = '/rest/getutxos/checkmempool/{}.json'.format(spending)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/checkmempool/{}-{}".format(*spending))
assert_equal(len(json_obj['utxos']), 1)
json_request = '/rest/getutxos/{}.json'.format(spent)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}".format(*spent))
assert_equal(len(json_obj['utxos']), 1)
json_request = '/rest/getutxos/checkmempool/{}.json'.format(spent)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/checkmempool/{}-{}".format(*spent))
assert_equal(len(json_obj['utxos']), 0)
self.nodes[0].generate(1)
self.sync_all()
json_request = '/rest/getutxos/{}.json'.format(spending)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/{}-{}".format(*spending))
assert_equal(len(json_obj['utxos']), 1)
json_request = '/rest/getutxos/checkmempool/{}.json'.format(spending)
json_string = http_get_call(url.hostname, url.port, json_request)
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/getutxos/checkmempool/{}-{}".format(*spending))
assert_equal(len(json_obj['utxos']), 1)
# Do some invalid requests
json_request = '{"checkmempool'
response = http_post_call(url.hostname, url.port, '/rest/getutxos.json', json_request, True)
assert_equal(response.status, 400) # must be a 400 because we send an invalid json request
json_request = '{"checkmempool'
response = http_post_call(url.hostname, url.port, '/rest/getutxos.bin', json_request, True)
assert_equal(response.status, 400) # must be a 400 because we send an invalid bin request
response = http_post_call(url.hostname, url.port, '/rest/getutxos/checkmempool.json', '', True)
assert_equal(response.status, 400) # must be a 400 because we send an invalid bin request
self.test_rest_request("/getutxos", http_method='POST', req_type=ReqType.JSON, body='{"checkmempool', status=400, ret_type=RetType.OBJ)
self.test_rest_request("/getutxos", http_method='POST', req_type=ReqType.BIN, body='{"checkmempool', status=400, ret_type=RetType.OBJ)
self.test_rest_request("/getutxos/checkmempool", http_method='POST', req_type=ReqType.JSON, status=400, ret_type=RetType.OBJ)
# Test limits
json_request = '/rest/getutxos/checkmempool/' + '/'.join(["{}-{}".format(txid, n) for n in range(20)]) + '.json'
response = http_post_call(url.hostname, url.port, json_request, '', True)
assert_equal(response.status, 400) # must be a 400 because we exceeding the limits
long_uri = '/'.join(["{}-{}".format(txid, n) for n in range(20)])
self.test_rest_request("/getutxos/checkmempool/{}".format(long_uri), http_method='POST', status=400, ret_type=RetType.OBJ)
json_request = '/rest/getutxos/checkmempool/' + '/'.join(['{}-{}'.format(txid, n) for n in range(15)]) + '.json'
response = http_post_call(url.hostname, url.port, json_request, '', True)
assert_equal(response.status, 200) # must be a 200 because we are within the limits
long_uri = '/'.join(['{}-{}'.format(txid, n) for n in range(15)])
self.test_rest_request("/getutxos/checkmempool/{}".format(long_uri), http_method='POST', status=200)
self.nodes[0].generate(1) # generate block to not affect upcoming tests
self.sync_all()
@ -218,43 +203,35 @@ class RESTTest (BitcoinTestFramework):
self.log.info("Test the /block and /headers URIs")
# Check binary format
response = http_get_call(url.hostname, url.port, '/rest/block/{}.bin'.format(bb_hash), True)
assert_equal(response.status, 200)
response = self.test_rest_request("/block/{}".format(bb_hash), req_type=ReqType.BIN, ret_type=RetType.OBJ)
assert_greater_than(int(response.getheader('content-length')), 80)
response_str = response.read()
# Compare with block header
response_header = http_get_call(url.hostname, url.port, '/rest/headers/1/{}.bin'.format(bb_hash), True)
assert_equal(response_header.status, 200)
response_header = self.test_rest_request("/headers/1/{}".format(bb_hash), req_type=ReqType.BIN, ret_type=RetType.OBJ)
assert_equal(int(response_header.getheader('content-length')), 80)
response_header_str = response_header.read()
assert_equal(response_str[0:80], response_header_str)
# Check block hex format
response_hex = http_get_call(url.hostname, url.port, '/rest/block/{}.hex'.format(bb_hash), True)
assert_equal(response_hex.status, 200)
response_hex = self.test_rest_request("/block/{}".format(bb_hash), req_type=ReqType.HEX, ret_type=RetType.OBJ)
assert_greater_than(int(response_hex.getheader('content-length')), 160)
response_hex_str = response_hex.read()
assert_equal(encode(response_str, "hex_codec")[0:160], response_hex_str[0:160])
# Compare with hex block header
response_header_hex = http_get_call(url.hostname, url.port, '/rest/headers/1/{}.hex'.format(bb_hash), True)
assert_equal(response_header_hex.status, 200)
response_header_hex = self.test_rest_request("/headers/1/{}".format(bb_hash), req_type=ReqType.HEX, ret_type=RetType.OBJ)
assert_greater_than(int(response_header_hex.getheader('content-length')), 160)
response_header_hex_str = response_header_hex.read()
assert_equal(response_hex_str[0:160], response_header_hex_str[0:160])
assert_equal(encode(response_header_str, "hex_codec")[0:160], response_header_hex_str[0:160])
# Check json format
block_json_string = http_get_call(url.hostname, url.port, '/rest/block/{}.json'.format(bb_hash))
block_json_obj = json.loads(block_json_string)
block_json_obj = self.test_rest_request("/block/{}".format(bb_hash))
assert_equal(block_json_obj['hash'], bb_hash)
# Compare with json block header
response_header_json = http_get_call(url.hostname, url.port, '/rest/headers/1/{}.json'.format(bb_hash), True)
assert_equal(response_header_json.status, 200)
response_header_json_str = response_header_json.read().decode('utf-8')
json_obj = json.loads(response_header_json_str, parse_float=Decimal)
json_obj = self.test_rest_request("/headers/1/{}".format(bb_hash))
assert_equal(len(json_obj), 1) # ensure that there is one header in the json response
assert_equal(json_obj[0]['hash'], bb_hash) # request/response hash should be the same
@ -266,23 +243,18 @@ class RESTTest (BitcoinTestFramework):
# See if we can get 5 headers in one response
self.nodes[1].generate(5)
self.sync_all()
response_header_json = http_get_call(url.hostname, url.port, '/rest/headers/5/{}.json'.format(bb_hash), True)
assert_equal(response_header_json.status, 200)
response_header_json_str = response_header_json.read().decode('utf-8')
json_obj = json.loads(response_header_json_str)
json_obj = self.test_rest_request("/headers/5/{}".format(bb_hash))
assert_equal(len(json_obj), 5) # now we should have 5 header objects
self.log.info("Test the /tx URI")
tx_hash = block_json_obj['tx'][0]['txid']
json_string = http_get_call(url.hostname, url.port, '/rest/tx/{}.json'.format(tx_hash))
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/tx/{}".format(tx_hash))
assert_equal(json_obj['txid'], tx_hash)
# Check hex format response
hex_string = http_get_call(url.hostname, url.port, '/rest/tx/{}.hex'.format(tx_hash), True)
assert_equal(hex_string.status, 200)
assert_greater_than(int(response.getheader('content-length')), 10)
hex_response = self.test_rest_request("/tx/{}".format(tx_hash), req_type=ReqType.HEX, ret_type=RetType.OBJ)
assert_greater_than(int(hex_response.getheader('content-length')), 10)
self.log.info("Test tx inclusion in the /mempool and /block URIs")
@ -294,17 +266,15 @@ class RESTTest (BitcoinTestFramework):
self.sync_all()
# Check that there are exactly 3 transactions in the TX memory pool before generating the block
json_string = http_get_call(url.hostname, url.port, '/rest/mempool/info.json')
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/mempool/info")
assert_equal(json_obj['size'], 3)
# the size of the memory pool should be greater than 3x ~100 bytes
assert_greater_than(json_obj['bytes'], 300)
# Check that there are our submitted transactions in the TX memory pool
json_string = http_get_call(url.hostname, url.port, '/rest/mempool/contents.json')
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/mempool/contents")
for i, tx in enumerate(txs):
assert_equal(tx in json_obj, True)
assert tx in json_obj
assert_equal(json_obj[tx]['spentby'], txs[i + 1:i + 2])
assert_equal(json_obj[tx]['depends'], txs[i - 1:i])
@ -313,24 +283,21 @@ class RESTTest (BitcoinTestFramework):
self.sync_all()
# Check if the 3 tx show up in the new block
json_string = http_get_call(url.hostname, url.port, '/rest/block/{}.json'.format(newblockhash[0]))
json_obj = json.loads(json_string)
for tx in json_obj['tx']:
if 'coinbase' not in tx['vin'][0]: # exclude coinbase
assert_equal(tx['txid'] in txs, True)
json_obj = self.test_rest_request("/block/{}".format(newblockhash[0]))
non_coinbase_txs = {tx['txid'] for tx in json_obj['tx']
if 'coinbase' not in tx['vin'][0]}
assert_equal(non_coinbase_txs, set(txs))
# Check the same but without tx details
json_string = http_get_call(url.hostname, url.port, '/rest/block/notxdetails/{}.json'.format(newblockhash[0]))
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/block/notxdetails/{}".format(newblockhash[0]))
for tx in txs:
assert_equal(tx in json_obj['tx'], True)
assert tx in json_obj['tx']
self.log.info("Test the /chaininfo URI")
bb_hash = self.nodes[0].getbestblockhash()
json_string = http_get_call(url.hostname, url.port, '/rest/chaininfo.json')
json_obj = json.loads(json_string)
json_obj = self.test_rest_request("/chaininfo")
assert_equal(json_obj['bestblockhash'], bb_hash)
if __name__ == '__main__':