Abrir o arquivo de teste do arquivo aberto em PHP

gototest.vim

function GoToTest(...)
  let filename = expand('%:t:r')
  let test_filename = filename."Test.php"
  "You can use a folder to avoid tabf to open the wrong file
  if a:0 > 0
    execute "tabf **/".a:1."/".test_filename
  else
    execute "tabf **/".test_filename
  endif
endfunction