view tests/test-issue1089.t @ 38439:256581484c7f

templater: resurrect cache of engine instance

The engine-level cache was effectively disabled at 48289eafb37d "templater:
drop extension point of engine classes (API)" by mistake, which made template
rendering quite slow.

Spotted by Martin von Zweigbergk.

https://bz.mercurial-scm.org/1089

  $ hg init
  $ mkdir a
  $ echo a > a/b
  $ hg ci -Am m
  adding a/b

  $ hg rm a
  removing a/b
  $ hg ci -m m a

  $ mkdir a b
  $ echo a > a/b
  $ hg ci -Am m
  adding a/b

  $ hg rm a
  removing a/b
  $ cd b

Relative delete:

  $ hg ci -m m ../a

  $ cd ..