patch 8.1.1333: text properties don't always move after changes commit https://github.com/vim/vim/commit/45dd07f10af9bea86f8df77e92788209e209fdab Author: Bram Moolenaar <Bram@vim.org> Date: Wed May 15 22:45:37 2019 +0200 patch 8.1.1333: text properties don't always move after changes Problem: Text properties don't always move after changes. Solution: Update properties before reporting changes to listeners. Move text property when splitting a line.

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