end
function test_cursor_movement_without_shift_resets_selection()
  io.write('\ntest_cursor_movement_without_shift_resets_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 an arrow key without shift
  App.run_after_keychord('right')
  -- no change to data, selection is reset
  check_nil(Selection1.line, 'F - test_cursor_movement_without_shift_resets_selection')
  check_eq(Lines[1].data, 'abc', 'F - test_cursor_movement_without_shift_resets_selection/data')

  if Selection1.line and not App.shift_down() and chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' then

  if Selection1.line and not App.shift_down() and chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then

end
function App.is_cursor_movement(key)
  return array.find({'left', 'right', 'up', 'down', 'home', 'end', 'pageup', 'pagedown'}, key)