Tests that the DOM mutation events are fired correctly when Node.textContent is set. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". title.textContent = 'New title'; * DOMNodeRemoved fired PASS firedDOMNodeRemoved is false PASS firedDOMNodeInserted is false PASS firedDOMSubtreeModified is false PASS document.title is "Original title" * DOMNodeInserted fired PASS firedDOMNodeRemoved is true PASS firedDOMNodeInserted is false PASS firedDOMSubtreeModified is false PASS document.title is "New title" * DOMSubtreeModified fired PASS firedDOMNodeRemoved is true PASS firedDOMNodeInserted is true PASS firedDOMSubtreeModified is false PASS document.title is "New title" PASS firedDOMNodeRemoved is true PASS firedDOMNodeInserted is true PASS firedDOMSubtreeModified is true PASS document.title is "New title" PASS firedMutationObserver is false * Mutation observer invoked PASS firedMutationObserver is false PASS testMutations.length is 1 PASS mutation.type is "childList" PASS mutation.target is title PASS mutation.removedNodes.length is 1 PASS mutation.removedNodes[0].data is "Original title" PASS mutation.addedNodes.length is 1 PASS mutation.addedNodes[0].data is "New title" PASS successfullyParsed is true TEST COMPLETE