Redmine

Speeding up Mercurial tests

===========================

Unlike the commands of other SCMs such as Git and Subversion, the hg command

is slow to start because it has to start the Python interpreter every time it

is invoked. Since the Mercurial tests invoke hg several hundred times, most

of their run time is spent on starting the command.

chg, a client for the Mercurial command server, avoids this startup cost. If

chg is installed on your system, you can make the Mercurial tests much faster

by adding the following setting to config/configuration.yml:

    test:

      scm_mercurial_command: chg