Support running tests on Rails 5

Author: tpope

autoload/rails.vim

@@ -1390,6 +1390,8 @@ function! s:readable_default_rake_task(...) dict abort
     endif
     if empty(test)
       return '--tasks'
+    elseif test =~# '^test\>' && self.app().has('rails5')
+      return 'test '.s:rquote(with_line)
     elseif test =~# '^test\>'
       let opts = ''
       if test ==# self.name()

compiler/rails.vim

@@ -33,6 +33,7 @@ CompilerSet errorformat^=
       \%\\&%\\s\ %#%m%\\>\ \ %#%f,
       \Overwrite%.%#%\\S%\\+\ \ %#%m%\\x1b[0m\ \ %#%f,
       \%-GOverwrite%.%#\"h\"%.%#,
+      \%.%#rails\ test\ %f:%l,
       \%+GCurrent\ version:%.%#,
       \%+G\ %#Status\ %#Migration\ ID%.%#,
       \%+G\ The\ fixture\ ID\ for\ %.%#,