--- /dev/null
+'use strict';
+
+module.exports = function (t, a) {
+ a(t(2), true, "Number");
+ a(t(-2), false, "Negative");
+ a(t(2.34), false, "Float");
+ a(t('23'), false, "Not numeric");
+ a(t(NaN), false, "NaN");
+ a(t(Infinity), false, "Infinity");
+};