tests/test-wireproto-command-pushkey.t

delta: skip "empty delta" optimisation for non-general case (issue6006)

Non-general delta repository cannot delta against anything than prev. So even if
the delta to prev is empty we should use it.

This is similar to the change made in bafa1c4bb7a8.

Differential Revision: https://phab.mercurial-scm.org/D5201

  $ . $TESTDIR/wireprotohelpers.sh

  $ hg init server
  $ enablehttpv2 server
  $ cd server
  $ cat >> .hg/hgrc << EOF
  > [web]
  > push_ssl = false
  > allow-push = *
  > EOF
  $ hg debugdrawdag << EOF
  > C D
  > |/
  > B
  > |
  > A
  > EOF

  $ hg serve -p $HGPORT -d --pid-file hg.pid -E error.log
  $ cat hg.pid > $DAEMON_PIDS

pushkey for a bookmark works

  $ sendhttpv2peer << EOF
  > command pushkey
  >     namespace bookmarks
  >     key @
  >     old
  >     new 426bada5c67598ca65036d57d9e4b64b0c1ce7a0
  > EOF
  creating http peer for wire protocol version 2
  sending pushkey command
  response: True

  $ sendhttpv2peer << EOF
  > command listkeys
  >     namespace bookmarks
  > EOF
  creating http peer for wire protocol version 2
  sending listkeys command
  response: {
    b'@': b'426bada5c67598ca65036d57d9e4b64b0c1ce7a0'
  }

  $ cat error.log