diff --git a/doc/data/messages/u/undefined-all-variable/bad.py b/doc/data/messages/u/undefined-all-variable/bad.py
new file mode 100644
index 0000000000..dd7bef8cb8
--- /dev/null
+++ b/doc/data/messages/u/undefined-all-variable/bad.py
@@ -0,0 +1,4 @@
+__all__ = ["get_fruit_colour"]  # [undefined-all-variable]
+
+def get_fruit_color():
+    pass
diff --git a/doc/data/messages/u/undefined-all-variable/good.py b/doc/data/messages/u/undefined-all-variable/good.py
new file mode 100644
index 0000000000..3fb85e824c
--- /dev/null
+++ b/doc/data/messages/u/undefined-all-variable/good.py
@@ -0,0 +1,4 @@
+__all__ = ["get_fruit_color"]
+
+def get_fruit_color():
+    pass
diff --git a/doc/data/messages/u/undefined-all-variable/related.rst b/doc/data/messages/u/undefined-all-variable/related.rst
new file mode 100644
index 0000000000..8929e8c04b
--- /dev/null
+++ b/doc/data/messages/u/undefined-all-variable/related.rst
@@ -0,0 +1 @@
+* `Importing * From a Package <https://docs.python.org/3/tutorial/modules.html#importing-from-a-package>`_