tests/test-gendoc-sv.t

nodemap: keep track of the docket for loaded data

To perform incremental update of the on disk data, we need to keep tracks of
some aspect of that data.

Differential Revision: https://phab.mercurial-scm.org/D7885

#require docutils gettext

  $ $TESTDIR/check-gendoc sv
  checking for parse errors