configitems: register the test 'fakedirstatewritetime.fakenow' config

tests/fakedirstatewritetime.py

@@ -1,70 +1,78
 # extension to emulate invoking 'dirstate.write()' at the time
 # specified by '[fakedirstatewritetime] fakenow', only when
 # 'dirstate.write()' is invoked via functions below:
 #
 #   - 'workingctx._poststatusfixup()' (= 'repo.status()')
 #   - 'committablectx.markcommitted()'
 
 from __future__ import absolute_import
 
 from mercurial import (
     context,
     dirstate,
     extensions,
     policy,
+    registrar,
     util,
 )
 
+configtable = {}
+configitem = registrar.configitem(configtable)
+
+configitem('fakedirstatewritetime', 'fakenow',
+    default=None,
+)
+
 parsers = policy.importmod(r'parsers')
 
 def pack_dirstate(fakenow, orig, dmap, copymap, pl, now):
     # execute what original parsers.pack_dirstate should do actually
     # for consistency
     actualnow = int(now)
     for f, e in dmap.iteritems():
         if e[0] == 'n' and e[3] == actualnow:
             e = parsers.dirstatetuple(e[0], e[1], e[2], -1)
             dmap[f] = e
 
     return orig(dmap, copymap, pl, fakenow)
 
 def fakewrite(ui, func):
     # fake "now" of 'pack_dirstate' only if it is invoked while 'func'
 
     fakenow = ui.config('fakedirstatewritetime', 'fakenow')
     if not fakenow:
         # Execute original one, if fakenow isn't configured. This is
         # useful to prevent subrepos from executing replaced one,
         # because replacing 'parsers.pack_dirstate' is also effective
         # in subrepos.
         return func()
 
     # parsing 'fakenow' in YYYYmmddHHMM format makes comparison between
     # 'fakenow' value and 'touch -t YYYYmmddHHMM' argument easy
     fakenow = util.parsedate(fakenow, ['%Y%m%d%H%M'])[0]
 
     orig_pack_dirstate = parsers.pack_dirstate
     orig_dirstate_getfsnow = dirstate._getfsnow
     wrapper = lambda *args: pack_dirstate(fakenow, orig_pack_dirstate, *args)
 
     parsers.pack_dirstate = wrapper
     dirstate._getfsnow = lambda *args: fakenow
     try:
         return func()
     finally:
         parsers.pack_dirstate = orig_pack_dirstate
         dirstate._getfsnow = orig_dirstate_getfsnow
 
 def _poststatusfixup(orig, workingctx, status, fixup):
     ui = workingctx.repo().ui
     return fakewrite(ui, lambda : orig(workingctx, status, fixup))
 
 def markcommitted(orig, committablectx, node):
     ui = committablectx.repo().ui
     return fakewrite(ui, lambda : orig(committablectx, node))
 
 def extsetup(ui):
     extensions.wrapfunction(context.workingctx, '_poststatusfixup',
                             _poststatusfixup)
     extensions.wrapfunction(context.committablectx, 'markcommitted',
                             markcommitted)