diff --git a/unittests/test_error_handling.py b/unittests/test_error_handling.py
index c73253416532851edb793e2755ad9e729255a527..64f743c85e9df554e7428cf7d8477e8c823a9758 100644
--- a/unittests/test_error_handling.py
+++ b/unittests/test_error_handling.py
@@ -319,5 +319,22 @@ def test_container_with_faulty_elements():
 
 def test_incomplete_server_error_response():
     """The reason behind https://gitlab.com/linkahead/linkahead-pylib/-/issues/87."""
+    # Case 1: Response is no XML at all
     err = HTTPServerError("Bla")
     assert str(err) == "Bla"
+
+    # Case 2: Response is an incomplete XML, e.g. due to very unlucky timeout
+    err = HTTPServerError("<incomplete>XML</inc")
+    assert str(err) == "<incomplete>XML</inc"
+
+    # Case 3: Response is complete XML but doesn't have response and or error information
+    err = HTTPServerError("<complete>XML</complete>")
+    assert str(err) == "<complete>XML</complete>"
+
+    # Case 4: Response is an XML response but the error is lacking a description
+    err = HTTPServerError("<Response><Error>complete error</Error></Response>")
+    assert str(err) == "complete error"
+
+    # Case 5: Healthy error Response
+    err = HTTPServerError("<Response><Error description='Error'>complete error</Error></Response>")
+    assert str(err) == "Error\n\ncomplete error"