1 Tests that the ClientRectList.item() argument is correctly validated.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS clientRects.__proto__ is ClientRectList.prototype
7 PASS clientRects.length is 3
8 PASS clientRects.item(0) is not null
9 PASS clientRects.item(1) is not null
10 PASS clientRects.item(2) is not null
11 PASS clientRects.item() threw exception TypeError: Failed to execute 'item' on 'ClientRectList': 1 argument required, but only 0 present..
12 PASS clientRects.item(-4294967294) is clientRects.item(2)
13 PASS clientRects.item(3) is null
14 PASS clientRects.item(999) is null
15 PASS clientRects.item(-1) is null
16 PASS successfullyParsed is true