<!doctype html>
<script src="../../../resources/testharness.js"></script>
<script src="../../../resources/testharnessreport.js"></script>
<script src="../../assert_selection.js"></script>
<script>
selection_test(
  '<div contenteditable dir="rtl">|\nabc efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd dabeb\n</div>',
  '13-0 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\n|abc efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd dabeb\n</div>',
  '13-1 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\na|bc efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|a^bc efd dabeb\n</div>',
  '13-2 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nab|c efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|ab^c efd dabeb\n</div>',
  '13-3 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc| efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc^ efd dabeb\n</div>',
  '13-4 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc |efd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc ^efd dabeb\n</div>',
  '13-5 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc e|fd dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc e^fd dabeb\n</div>',
  '13-6 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc ef|d dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc ef^d dabeb\n</div>',
  '13-7 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd| dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd^ dabeb\n</div>',
  '13-8 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd |dabeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd ^dabeb\n</div>',
  '13-9 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd d|abeb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd d^abeb\n</div>',
  '13-10 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd da|beb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd da^beb\n</div>',
  '13-11 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd dab|eb\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd dab^eb\n</div>',
  '13-12 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd dabe|b\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd dabe^b\n</div>',
  '13-13 rtl backward lineboundary');

selection_test(
  '<div contenteditable dir="rtl">\nabc efd dabeb|\n</div>',
  selection => selection.modify('extend', 'backward', 'lineboundary'),
  '<div contenteditable dir="rtl">\n|abc efd dabeb^\n</div>',
  '13-14 rtl backward lineboundary');
</script>