[PATCH] tests: don't bother supporting test case names with exotic characters

[Matt Harbison]

On Tue, 12 Jun 2018 18:18:48 -0400, Augie Fackler <raf at durin42.com> wrote:

> # HG changeset patch
> # User Augie Fackler <augie at google.com>
> # Date 1528841922 14400
> #      Tue Jun 12 18:18:42 2018 -0400
> # Node ID 05a80f347ad401bdb8c37782d6251a40aaf9cf2a
> # Parent  f9c426385853657be0082f63567a1e78a3d5474b
> tests: don't bother supporting test case names with exotic characters

This also works, thanks.

Boris's patch might be better, as it maintains test coverage, and drops  
the bad characters:

	https://phab.mercurial-scm.org/D3721