diff --git a/test/exploration_tests/pickup_endpoint_test.py b/test/exploration_tests/pickup_endpoint_test.py
index 7973a67..7d9ac83 100644
--- a/test/exploration_tests/pickup_endpoint_test.py
+++ b/test/exploration_tests/pickup_endpoint_test.py
@@ -12,10 +12,6 @@ from pyinfra.rest import pack, unpack
 from pyinfra.utils.func import lift
 
 
-def pluck_pickup_endpoints(payloads):
-    return map(itemgetter("pickup_endpoint"), payloads)
-
-
 def pack_data_and_metadata_for_rest_transfer(data: Iterable, metadata: Iterable):
     yield from starmap(pack, zip(data, metadata))
 
@@ -29,31 +25,35 @@ def send_data_to_analyzer(url, payloads: Iterable[Tuple]):
     yield from map(post, payloads)
 
 
-def extract_payload_from_responses(responses):
-    yield from flatten(map(methodcaller("json"), responses))
+def stream_response_payloads(endpoint):
+    def receive():
+        response = requests.get(endpoint)
+        return response
+
+    def more_is_coming(response):
+        return response.status_code == 206
+
+    def load_payload(response):
+        return response.json()
+
+    response_stream = takewhile(more_is_coming, repeatedly(receive))
+    payloads = map(load_payload, response_stream)
+    yield from payloads
 
 
 def submit_and_pickup(url, data, metadata):
-    def stream_response_payloads(endpoint):
-        def receive():
-            response = requests.get(f"{url}/{endpoint}")
-            return response
 
-        def more_is_coming(response):
-            return response.status_code == 206
-
-        def load_payload(response):
-            return response.json()
-
-        response_stream = takewhile(more_is_coming, repeatedly(receive))
-        payloads = map(load_payload, response_stream)
-        yield from payloads
+    def post(package):
+        response = requests.post(f"{url}/submit", json=package)
+        response.raise_for_status()
+        return response
 
     input_data_to_payload_stream = rcompose(
         pack_data_and_metadata_for_rest_transfer,
-        partial(send_data_to_analyzer, url),
-        extract_payload_from_responses,
-        pluck_pickup_endpoints,
+        lift(post),
+        lift(methodcaller("json")),
+        lift(itemgetter("pickup_endpoint")),
+        lift(lambda ep: f"{url}/{ep}"),
         lift(stream_response_payloads),
         flatten,
     )