chromium/third_party/blink/web_tests/editing/inserting/insert_line_break_at_end_of_anonymous_block.html

<!doctype html>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script src="../assert_selection.js"></script>
<script>
// This tests for a bug where a newline inserted at the end of an anonymous
// block would be lost.
selection_test(
  '<div contenteditable>foo<div>bar|</div></div>',
  'insertLineBreak',
  '<div contenteditable>foo<div>bar<br>|<br></div></div>',
  'InsertLineBreak at end of anonymous block');
</script>