It only contains 4 functions (2 before 3.12).tty.setcbreak() is only used inpydoc (and this case seems is not tested),tty.setraw() is only used inpty and tests mock it. So, thetty module is not tested, neither directly, nor indirectly.

Linked PRs

• gh-110388: Add tests for tty #110394
• [3.12] gh-110388: Add tests for tty (GH-110394) #110621
• [3.11] gh-110388: Add tests for tty (GH-110394) #110622
• [3.11] gh-110388: Add tests for tty (GH-110394) #110634