diff --git a/data/model/test/test_model_blob.py b/data/model/test/test_model_blob.py
index 7adb2f5bf..343a3c72c 100644
--- a/data/model/test/test_model_blob.py
+++ b/data/model/test/test_model_blob.py
@@ -39,3 +39,11 @@ def test_get_or_create_shared_blob(initialized_db):
 
   again = model.blob.get_or_create_shared_blob('sha256:abcdef', 'somecontent', storage)
   assert shared == again
+
+
+def test_lookup_repo_storages_by_content_checksum(initialized_db):
+  for image in database.Image.select():
+    found = model.storage.lookup_repo_storages_by_content_checksum(image.repository,
+                                                                   [image.storage.content_checksum])
+    assert len(found) == 1
+    assert found[0].content_checksum == image.storage.content_checksum