Module ui_tests

Tidy check to ensure below in UI test directories:

• there are no stray .stderr files

Constants

ISSUES_TXT_HEADER 🔒

Functions

check

check_empty_output_snapshot 🔒

check_stray_output_snapshot 🔒

check_unexpected_extension 🔒

deny_new_nondescriptive_test_names 🔒

deny_new_top_level_ui_tests 🔒

recursively_check_ui_tests 🔒