patch 8.0.1781: file names in quickfix window are not shortened commit https://github.com/vim/vim/commit/a796d46f29e3cc235cc981696d7ee80faccb5000 Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 1 14:30:36 2018 +0200 patch 8.0.1781: file names in quickfix window are not shortened Problem: File names in quickfix window are not always shortened. Solution: Shorten the file name when opening the quickfix window. (Yegappan Lakshmanan, closes #2851, closes #2846)

function Test_Comparators()
  try
    let oldisident=&isident
    set isident+=#
    call assert_equal(1, 1 is#1)
  finally
    let &isident=oldisident
  endtry
endfunction