This is a testharness.js-based test.
[FAIL] 15: "\\n<p><tt>x</tt></p><p><tt><br></tt></p><p><tt><br></tt></p>\\n" 3,0,0 delete
assert_equals: innerHTML expected "\\n<p><tt>x</tt></p><p><tt><br></tt></p>\\n" but got "\\n<p><tt>x</tt></p><p><br></p>\\n"
Harness: the test ran to completion.