1 files changed, 33 insertions, 0 deletions
diff --git a/tests/functional/u/undefined/undefined_variable_py38.py b/tests/functional/u/undefined/undefined_variable_py38.py
index 818423c8e..950d17fb4 100644
--- a/tests/functional/u/undefined/undefined_variable_py38.py
+++ b/tests/functional/u/undefined/undefined_variable_py38.py
@@ -3,6 +3,7 @@
 
 # Tests for annotation of variables and potentially undefinition
 
+
 def typing_and_assignment_expression():
     """The variable gets assigned in an assignment expression"""
     var: int
@@ -15,3 +16,35 @@ def typing_and_self_referncing_assignment_expression():
     var: int
     if (var := var ** 2): # [undefined-variable]
         print(var)
+
+
+def typed_assignment_in_function_default(param: str = (typed_default := "walrus")) -> None:
+    """An annotated assignment expression in a default parameter should not emit"""
+    return param
+
+
+print(typed_default)
+
+
+def assignment_in_function_default(param = (default := "walrus")) -> None:
+    """An assignment expression in a default parameter should not emit"""
+    return param
+
+
+print(default)
+
+
+def no_assignment_in_function_default(param: str = "walrus") -> None:
+    """No annotated assignment expression should emit"""
+    return param
+
+
+print(no_default) # [undefined-variable]
+
+
+def no_parameters_in_function_default() -> None:
+    """Regression tests for functions without any parameters"""
+    return
+
+
+print(again_no_default) # [undefined-variable]