This is a testharness.js-based test.
FAIL domain assert_equals: expected (undefined) undefined but got (string) "web-platform.test"
PASS URL
PASS documentURI
PASS baseURI
PASS referrer
PASS title
PASS contentType
PASS readyState
PASS location
PASS defaultView
FAIL body assert_equals: expected (undefined) undefined but got (object) null
FAIL images assert_equals: expected (undefined) undefined but got (object) object "[object HTMLCollection]"
PASS doctype
FAIL forms assert_equals: expected (undefined) undefined but got (object) object "[object HTMLCollection]"
FAIL all assert_equals: expected undefined but got [object HTMLAllCollection]
FAIL links assert_equals: expected (undefined) undefined but got (object) object "[object HTMLCollection]"
PASS cookie
PASS Test document URL properties after redirect
PASS Test document URL properties of document with <base> after redirect
PASS lastModified set to time of response if no HTTP header provided
FAIL lastModified set to related HTTP header if provided assert_equals: expected 1508826374000 but got 1502360425000
PASS cookie (after setting it)
PASS styleSheets
PASS implementation
Harness: the test ran to completion.

