Add comment in formatOnType to indicate autoIndent is set to 'none' (#…

…5949)

* Make autoIndent default value

Not sure if this was on purpose, but it seems like we'd want to test with the defaults?

* Add some comments to formatOnType

* Change PR to add a comment explaining mode

testing/single/.vscode/settings.json

@@ -18,5 +18,7 @@
     //    "source.unusedImports",
     //    "source.convertImportFormat"
     // ]
-    "python.analysis.extraPaths": ["${workspaceFolder:utfinname日本}"]
+    "python.analysis.extraPaths": [
+        "${workspaceFolder:utfinname日本}"
+    ],
 }

testing/single/src/formatOnType.py

@@ -1,4 +1,7 @@
 # you can trigger format on type by hitting enter at the end of statement
+# This test assumes `editor.autoIndent` is set to 'none'. This is to ensure
+# the outcomes described are consistent. If you want to do ad-hoc testing, you should
+# change this value back to the default.
 
 # place cursor after `:` and hit enter and confirm cursor is placed
 # at the expected indentation
@@ -21,7 +24,6 @@
     pass
     # type `:` after `else` and see `else` is moved to right position.
     else
-
 
 # Set "autoFormatStrings" to true and add a { into the string below. Make sure
 # it auto adds the `f` on the front. Repeat for the other strings