Tests for Node.compareDocumentPosition() for nodes in shadow tree.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

PASS a1.compareDocumentPosition(a2) is Node.DOCUMENT_POSITION_CONTAINED_BY | Node.DOCUMENT_POSITION_FOLLOWING
PASS a2.compareDocumentPosition(a1) is Node.DOCUMENT_POSITION_CONTAINS | Node.DOCUMENT_POSITION_PRECEDING
PASS a2.compareDocumentPosition(a3) is Node.DOCUMENT_POSITION_FOLLOWING
PASS b1.compareDocumentPosition(b2) is Node.DOCUMENT_POSITION_CONTAINED_BY | Node.DOCUMENT_POSITION_FOLLOWING
PASS b2.compareDocumentPosition(b1) is Node.DOCUMENT_POSITION_CONTAINS | Node.DOCUMENT_POSITION_PRECEDING
PASS b2.compareDocumentPosition(b3) is Node.DOCUMENT_POSITION_FOLLOWING
PASS a1.compareDocumentPosition(b1) & Node.DOCUMENT_POSITION_PRECEDING || a1.compareDocumentPosition(b1) & Node.DOCUMENT_POSITION_FOLLOWING is non-zero.
PASS a1.compareDocumentPosition(b1) & Node.DOCUMENT_POSITION_DISCONNECTED is Node.DOCUMENT_POSITION_DISCONNECTED
PASS a1.compareDocumentPosition(b1) & Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC is Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC
PASS a1.compareDocumentPosition(b1) is a1.compareDocumentPosition(b1)
PASS b1.compareDocumentPosition(c1) & Node.DOCUMENT_POSITION_PRECEDING || b1.compareDocumentPosition(c1) & Node.DOCUMENT_POSITION_FOLLOWING is non-zero.
PASS b1.compareDocumentPosition(c1) & Node.DOCUMENT_POSITION_DISCONNECTED is Node.DOCUMENT_POSITION_DISCONNECTED
PASS b1.compareDocumentPosition(c1) & Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC is Node.DOCUMENT_POSITION_IMPLEMENTATION_SPECIFIC
PASS b1.compareDocumentPosition(c1) is b1.compareDocumentPosition(c1)
PASS successfullyParsed is true

TEST COMPLETE