This is a testharness.js-based test.
FAIL Modifying selectionStart value of the input element assert_equals: expected 1 but got 0
FAIL Modifying selectionEnd value of the input element assert_equals: expected 1 but got 0
FAIL Calling setSelectionRange() on the input element assert_equals: expected 1 but got 0
FAIL Calling select() on the input element assert_equals: expected 1 but got 0
FAIL Calling setRangeText() on the input element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionStart value on the input element
FAIL Setting the same selectionStart value twice on the input element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionEnd value on the input element
FAIL Setting the same selectionEnd value twice on the input element assert_equals: expected 1 but got 0
PASS Setting initial zero selection range on the input element
FAIL Setting the same selection range twice on the input element assert_equals: expected 1 but got 0
FAIL Calling select() twice on the input element assert_equals: expected 1 but got 0
FAIL Modifying selectionStart value of the disconnected input element assert_equals: expected 1 but got 0
FAIL Modifying selectionEnd value of the disconnected input element assert_equals: expected 1 but got 0
FAIL Calling setSelectionRange() on the disconnected input element assert_equals: expected 1 but got 0
FAIL Calling select() on the disconnected input element assert_equals: expected 1 but got 0
FAIL Calling setRangeText() on the disconnected input element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionStart value on the disconnected input element
FAIL Setting the same selectionStart value twice on the disconnected input element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionEnd value on the disconnected input element
FAIL Setting the same selectionEnd value twice on the disconnected input element assert_equals: expected 1 but got 0
PASS Setting initial zero selection range on the disconnected input element
FAIL Setting the same selection range twice on the disconnected input element assert_equals: expected 1 but got 0
FAIL Calling select() twice on the disconnected input element assert_equals: expected 1 but got 0
FAIL Modifying selectionStart value of the textarea element assert_equals: expected 1 but got 0
FAIL Modifying selectionEnd value of the textarea element assert_equals: expected 1 but got 0
FAIL Calling setSelectionRange() on the textarea element assert_equals: expected 1 but got 0
FAIL Calling select() on the textarea element assert_equals: expected 1 but got 0
FAIL Calling setRangeText() on the textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionStart value on the textarea element
FAIL Setting the same selectionStart value twice on the textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionEnd value on the textarea element
FAIL Setting the same selectionEnd value twice on the textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selection range on the textarea element
FAIL Setting the same selection range twice on the textarea element assert_equals: expected 1 but got 0
FAIL Calling select() twice on the textarea element assert_equals: expected 1 but got 0
FAIL Modifying selectionStart value of the disconnected textarea element assert_equals: expected 1 but got 0
FAIL Modifying selectionEnd value of the disconnected textarea element assert_equals: expected 1 but got 0
FAIL Calling setSelectionRange() on the disconnected textarea element assert_equals: expected 1 but got 0
FAIL Calling select() on the disconnected textarea element assert_equals: expected 1 but got 0
FAIL Calling setRangeText() on the disconnected textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionStart value on the disconnected textarea element
FAIL Setting the same selectionStart value twice on the disconnected textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selectionEnd value on the disconnected textarea element
FAIL Setting the same selectionEnd value twice on the disconnected textarea element assert_equals: expected 1 but got 0
PASS Setting initial zero selection range on the disconnected textarea element
FAIL Setting the same selection range twice on the disconnected textarea element assert_equals: expected 1 but got 0
FAIL Calling select() twice on the disconnected textarea element assert_equals: expected 1 but got 0
Harness: the test ran to completion.