" Tests for the :source command.

func Test_source_sandbox()
  new
  call writefile(["Ohello\<Esc>"], 'Xsourcehello')
  source! Xsourcehello | echo
  call assert_equal('hello', getline(1))
  call assert_fails('sandbox source! Xsourcehello', 'E48:')
  bwipe!
endfunc