function test_edit_deletes_selection()
  io.write('\ntest_edit_deletes_selection')
  -- display a line of text with some part selected
  App.screen.init{width=80, height=80}
  Lines = load_array{'abc'}
  Line_width = 75
  Cursor1 = {line=1, pos=1}
  Selection1 = {line=1, pos=2}
  Screen_top1 = {line=1, pos=1}
  Screen_bottom1 = {}
  App.draw()
  -- press a key
  App.run_after_textinput('x')
  -- selected text is deleted and replaced with the key
  check_eq(Lines[1].data, 'xbc', 'F - test_edit_deletes_selection')
end

  if not App.shift_down() then
    Selection1 = {}
  end

        record_undo_event({before=before, after=snapshot(Lines.current_drawing_index)})

        record_undo_event({before=before, after=snapshot(Lines.current_drawing_index)})

      record_undo_event({before=before, after=snapshot(Lines.current_drawing_index)})

  end
  if not App.shift_down() then
    Selection1 = {}

  if not App.shift_down() then
    Selection1 = {}
  end

-- all textinput events are also keypresses

  App.keypressed(t)

  App.keyreleased(t)

function App.run_after_keychord(key)
  App.keychord_pressed(key)

-- not all keys are textinput
function App.run_after_keychord(chord)
  App.keychord_pressed(chord)
  App.keyreleased(chord)