This test checks the constants on the XMLHttpRequst object, as well as its prototype and constructor. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Test the constants on the XMLHttpRequest object itself. PASS new XMLHttpRequest().UNSENT is 0 PASS new XMLHttpRequest().OPENED is 1 PASS new XMLHttpRequest().HEADERS_RECEIVED is 2 PASS new XMLHttpRequest().LOADING is 3 PASS new XMLHttpRequest().DONE is 4 Test the constants on the XMLHttpRequest prototype object. PASS XMLHttpRequest.prototype.UNSENT is 0 PASS XMLHttpRequest.prototype.OPENED is 1 PASS XMLHttpRequest.prototype.HEADERS_RECEIVED is 2 PASS XMLHttpRequest.prototype.LOADING is 3 PASS XMLHttpRequest.prototype.DONE is 4 Test the constants on the XMLHttpRequest constructor object. PASS XMLHttpRequest.UNSENT is 0 PASS XMLHttpRequest.OPENED is 1 PASS XMLHttpRequest.HEADERS_RECEIVED is 2 PASS XMLHttpRequest.LOADING is 3 PASS XMLHttpRequest.DONE is 4 PASS successfullyParsed is true TEST COMPLETE