diff --git a/tests/bundesanzeiger/test_connection.py b/tests/bundesanzeiger/test_connection.py
new file mode 100644
index 0000000..da4e470
--- /dev/null
+++ b/tests/bundesanzeiger/test_connection.py
@@ -0,0 +1,17 @@
+import pytest
+from deutschland.bundesanzeiger import Bundesanzeiger
+
+
+def test_exception_on_invalid_http_code():
+    ba = Bundesanzeiger()
+    with pytest.raises(ConnectionError):
+        ba._Bundesanzeiger__get_response("https://httpstat.us/500")
+        ba._Bundesanzeiger__get_response("https://httpstat.us/503")
+        ba._Bundesanzeiger__get_response("https://httpstat.us/404")
+
+
+def test_get_response():
+    ba = Bundesanzeiger()
+    assert (
+        ba._Bundesanzeiger__get_response("https://httpstat.us/200").status_code == 200
+    )