inspec/test/unit/mock/cmd/ps-axo

  PID  %CPU %MEM      VSZ    RSS TTY      STAT STARTED      TIME USER            COMMAND
  7115   0.3  0.0  2516588   3052 ttys008  U    Fri05PM   0:00.05 root            login -fp apop
  7116   0.0  0.0  2499948   1292 ttys008  S+   Fri05PM   0:00.97 apop            -bash
  7853   0.0  0.1  2526272   8804 ttys009  Ss   Fri05PM   0:00.06 apop            /Users/apop/Applications/iTerm.app/Contents/MacOS/iTerm2 --server login -fp apop
use command instead of comm and set user column width on linux Signed-off-by: Alex Pop <apop@chef.io> 2016-10-17 14:23:50 +00:00			`PID %CPU %MEM VSZ RSS TTY STAT STARTED TIME USER COMMAND`
			`7115 0.3 0.0 2516588 3052 ttys008 U Fri05PM 0:00.05 root login -fp apop`
			`7116 0.0 0.0 2499948 1292 ttys008 S+ Fri05PM 0:00.97 apop -bash`
			`7853 0.0 0.1 2526272 8804 ttys009 Ss Fri05PM 0:00.06 apop /Users/apop/Applications/iTerm.app/Contents/MacOS/iTerm2 --server login -fp apop`