--- /dev/null
+'use strict';
+
+module.exports = function (t, a) {
+ a(t({}), NaN, "NaN");
+ a(t(-1), NaN, "Negative");
+ a(t(0), NaN, "Zero");
+ a(t(0.5), NaN, "Below 1");
+ a(t(1), 0, "1");
+ a(t(2), 1.3169578969248166, "Other");
+ a(t(Infinity), Infinity, "Infinity");
+};