<!doctype html> <meta charset=utf-8> <script src="../testcommon.js"></script> <body> <script> 'use strict'; // If the originTime parameter passed to the DocumentTimeline exceeds // the range of the internal storage type (a signed 64-bit integer number // of ticks--a platform-dependent unit) then we should throw. // Infinity isn't allowed as an origin time value and clamping to just // inside the allowed range will just mean we overflow elsewhere. test(function(t) { assert_throws({ name: 'TypeError'}, function() { new DocumentTimeline({ originTime: Number.MAX_SAFE_INTEGER }); }); }, 'Calculated current time is positive infinity'); test(function(t) { assert_throws({ name: 'TypeError'}, function() { new DocumentTimeline({ originTime: -1 * Number.MAX_SAFE_INTEGER }); }); }, 'Calculated current time is negative infinity'); done(); </script> </body>