[#4692] Add a regression test for inference crash

Author: Pierre-Sassoulas

ChangeLog

@@ -26,6 +26,11 @@ Release date: TBA
 
   Closes #4732
 
+* Fix a crash when a AttributeInferenceError was not handled properly when
+  failing to infer the real name of an import in astroid.
+
+  Closes #4692
+
 
 What's New in Pylint 2.9.4?
 ===========================

tests/functional/i/inference_crash_4692.py

@@ -0,0 +1,7 @@
+"""Regression test for https://github.com/PyCQA/pylint/issues/4692."""
+
+import click  # [import-error]
+
+
+for name, item in click.__dict__.items():
+    _ = isinstance(item, click.Command) and item != 'foo'

tests/functional/i/inference_crash_4692.txt

@@ -0,0 +1 @@
+import-error:3:0::Unable to import 'click':HIGH