added test for #408

[AubreyHewes]

This adds a previous uncovered test? for #408

i.e. a Helmet child has the title for the titleTemplate

[codecov]

Codecov Report

Merging #412 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master    #412   +/-   ##
======================================
  Coverage    97.6%   97.6%           
======================================
  Files           3       3           
  Lines         292     292           
======================================
  Hits          285     285           
  Misses          7       7

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