Prefs -> Package Settings -> RubyTest -> Settings - User
{ "run_rspec_command": "commandusedtosshtovagrant 'cd /path/to/project/root/in/vagrant && zeus rspec {relative_path}'", "run_single_rspec_command": "commandusedtosshtovagrant 'cd /path/to/project/root/in/vagrant && zeus rspec {relative_path} :{line_number}'" }
{relative_path}
and {line_number}
are things sublime uses, and should remain as is.
commandusedtosshtovagrant
and /path/to/project/root/in/vagrant
should be replaced with the appropriate command/path.
You must also have run zeus start
on your project root.