diff --git a/tests/providers/google/cloud/hooks/test_gcs.py b/tests/providers/google/cloud/hooks/test_gcs.py
index 33df98e37b002..825a357d3979e 100644
--- a/tests/providers/google/cloud/hooks/test_gcs.py
+++ b/tests/providers/google/cloud/hooks/test_gcs.py
@@ -21,6 +21,7 @@
 import logging
 import os
 import re
+from collections import namedtuple
 from datetime import datetime, timedelta
 from io import BytesIO
 from unittest import mock
@@ -799,14 +800,26 @@ def test_provide_file_upload(self, mock_upload, mock_temp_file):
         )
 
     @pytest.mark.parametrize(
-        "prefix, result",
+        "prefix, blob_names, returned_prefixes, call_args, result",
         (
             (
                 "prefix",
+                ["prefix"],
+                None,
+                [mock.call(delimiter=",", prefix="prefix", versions=None, max_results=None, page_token=None)],
+                ["prefix"],
+            ),
+            (
+                "prefix",
+                ["prefix"],
+                {"prefix,"},
                 [mock.call(delimiter=",", prefix="prefix", versions=None, max_results=None, page_token=None)],
+                ["prefix,"],
             ),
             (
                 ["prefix", "prefix_2"],
+                ["prefix", "prefix2"],
+                None,
                 [
                     mock.call(
                         delimiter=",", prefix="prefix", versions=None, max_results=None, page_token=None
@@ -815,19 +828,38 @@ def test_provide_file_upload(self, mock_upload, mock_temp_file):
                         delimiter=",", prefix="prefix_2", versions=None, max_results=None, page_token=None
                     ),
                 ],
+                ["prefix", "prefix2"],
             ),
         ),
     )
     @mock.patch(GCS_STRING.format("GCSHook.get_conn"))
-    def test_list__delimiter(self, mock_service, prefix, result):
-        mock_service.return_value.bucket.return_value.list_blobs.return_value.next_page_token = None
+    def test_list__delimiter(self, mock_service, prefix, blob_names, returned_prefixes, call_args, result):
+        Blob = namedtuple("Blob", ["name"])
+
+        class BlobsIterator:
+            def __init__(self):
+                self._item_iter = (Blob(name=name) for name in blob_names)
+
+            def __iter__(self):
+                return self
+
+            def __next__(self):
+                try:
+                    return next(self._item_iter)
+                except StopIteration:
+                    self.prefixes = returned_prefixes
+                    self.next_page_token = None
+                    raise
+
+        mock_service.return_value.bucket.return_value.list_blobs.return_value = BlobsIterator()
         with pytest.deprecated_call():
-            self.gcs_hook.list(
+            blobs = self.gcs_hook.list(
                 bucket_name="test_bucket",
                 prefix=prefix,
                 delimiter=",",
             )
-        assert mock_service.return_value.bucket.return_value.list_blobs.call_args_list == result
+        assert mock_service.return_value.bucket.return_value.list_blobs.call_args_list == call_args
+        assert blobs == result
 
     @mock.patch(GCS_STRING.format("GCSHook.get_conn"))
     @mock.patch("airflow.providers.google.cloud.hooks.gcs.functools")