Add bdd stuff

backend/bdd/features/steps/pki_acme.py

@@ -0,0 +1,35 @@
+from behave.runner import Context
+
+import httpx
+from behave import given
+from behave import when
+from behave import then
+
+
+BASE_URL = "http://localhost:8080"
+
+
+class PkiProject:
+    def __init__(self, id: str):
+        self.id = id
+
+
+@given('I have a PKI project as "{project_var}"')
+def step_impl(context: Context, project_var: str):
+    # TODO: Fixed value for now, just to make test much easier,
+    #       we should call infisical API to create such project instead
+    #       in the future
+    project_id = "c051e74c-48a7-4724-832c-d5b496698546"
+    context.vars[project_var] = PkiProject(project_id)
+
+
+@when('I send a {method} request to "{url}"')
+def step_impl(context: Context, method: str, url: str):
+    with httpx.Client(base_url=BASE_URL) as client:
+        context.response = client.request(method, url.format(**context.vars))
+
+
+@then('the response header "{header}" should contains non-empty value')
+def step_impl(context: Context, header: str):
+    header_value = context.response.headers.get(header)
+    assert header_value