run_contract_tests.py

import sys
import os
import subprocess
import requests
import hashlib


def parse_and_run_feature_file():
    FEATURE_FILE = sys.argv[1]
    HOSTNAME = sys.argv[2] if len(sys.argv) >= 3 else "localhost"
    collect_result = False
    test_suite_failed = False

    with open(FEATURE_FILE, 'r') as fd:
        feature_file = fd.read().split("\n")

    for line in feature_file:
        if "@contract=" in line:
            contract_tag, *_ = line.strip().split(" ", maxsplit=1)
            _, contract_name = contract_tag.split("=")

            res = requests.get(
                f"http://{HOSTNAME}:8090/init",
                params={"__contract__script__": contract_name}
            )
            assert res
            collect_result = True

        if "Scenario:" in line:
            _, scenario = line.split(":")
            scenario = scenario.strip()

            os.system("./steps &")
            print(f"RUNNING SCENARIO {scenario}")

            res = subprocess.run(
                ["cucumber", "features", "-n", scenario, "-f", "junit", "-o", f'results/{hashlib.sha256(scenario.encode()).hexdigest()}']
            )

            if res.returncode:
                test_suite_failed = True

        if collect_result:
            res = requests.get(f"http://{HOSTNAME}:8090/expect")
            assert res
            mock_server_response_data = res.json()
            assert not mock_server_response_data["expectations"]["failed"]
            collect_result = False

    if test_suite_failed:
        exit(1)

if __name__ == "__main__":
    parse_and_run_feature_file()