diff --git a/tests/rest/datacube/test_datacube.py b/tests/rest/datacube/test_datacube.py
index 7d247d39b..ae53f9cfb 100644
--- a/tests/rest/datacube/test_datacube.py
+++ b/tests/rest/datacube/test_datacube.py
@@ -10,6 +10,7 @@
 
 import numpy as np
 import pytest
+from requests import JSONDecodeError
 import shapely
 import shapely.geometry
 
@@ -546,6 +547,33 @@ def test_download_pathlib(connection, requests_mock, tmp_path):
     assert path.read_bytes() == b"tiffdata"
 
 
+def test_execute_json_decode(connection, requests_mock):
+    requests_mock.get(API_URL + "/collections/S2", json={})
+    requests_mock.post(API_URL + "/result", content=b'{"foo": "bar"}')
+    result = connection.load_collection("S2").execute(auto_decode=True)
+    assert result == {"foo": "bar"}
+
+
+def test_execute_decode_error(connection, requests_mock):
+    requests_mock.get(API_URL + "/collections/S2", json={})
+    requests_mock.post(API_URL + "/result", content=b"tiffdata")
+    with pytest.raises(JSONDecodeError):
+        connection.load_collection("S2").execute(auto_decode=True)
+
+
+def test_execute_json_raw(connection, requests_mock):
+    requests_mock.get(API_URL + "/collections/S2", json={})
+    requests_mock.post(API_URL + "/result", content=b'{"foo": "bar"}')
+    result = connection.load_collection("S2").execute(auto_decode=False)
+    assert result.content == b'{"foo": "bar"}'
+
+
+def test_execute_tiff_raw(connection, requests_mock):
+    requests_mock.get(API_URL + "/collections/S2", json={})
+    requests_mock.post(API_URL + "/result", content=b"tiffdata")
+    result = connection.load_collection("S2").execute(auto_decode=False)
+    assert result.content == b"tiffdata"
+
 @pytest.mark.parametrize(["filename", "expected_format"], [
     ("result.tiff", "GTiff"),
     ("result.tif", "GTiff"),