wishthis/node_modules/es6-iterator/test/get.js
2022-01-21 09:28:41 +01:00

27 lines
698 B
JavaScript

"use strict";
var iteratorSymbol = require("es6-symbol").iterator
, Iterator = require("../");
module.exports = function (t, a) {
var iterator;
a.throws(function () {
t();
}, TypeError, "Null");
a.throws(function () {
t({});
}, TypeError, "Plain object");
a.throws(function () {
t({ length: 0 });
}, TypeError, "Array-like");
iterator = {};
iterator[iteratorSymbol] = function () {
return new Iterator([]);
};
a(t(iterator) instanceof Iterator, true, "Iterator");
a(String(t([])), "[object Array Iterator]", " Array");
a(String(t(function () {
return arguments;
}())), "[object Array Iterator]", " Arguments");
a(String(t("foo")), "[object String Iterator]", "String");
};