74 lines
1.8 KiB
JavaScript
74 lines
1.8 KiB
JavaScript
// Taken from: https://github.com/mathiasbynens/String.fromCodePoint/blob/master
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// /tests/tests.js
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"use strict";
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var pow = Math.pow;
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module.exports = function (t, a) {
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var counter, result;
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a(t.length, 1, "Length");
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a(String.propertyIsEnumerable("fromCodePoint"), false, "Not enumerable");
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a(t(""), "\0", "Empty string");
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a(t(), "", "No arguments");
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a(t(-0), "\0", "-0");
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a(t(0), "\0", "0");
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a(t(0x1D306), "\uD834\uDF06", "Unicode");
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a(t(0x1D306, 0x61, 0x1D307), "\uD834\uDF06a\uD834\uDF07", "Complex unicode");
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a(t(0x61, 0x62, 0x1D307), "ab\uD834\uDF07", "Complex");
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a(t(false), "\0", "false");
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a(t(null), "\0", "null");
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a.throws(function () {
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t("_");
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}, RangeError, "_");
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a.throws(function () {
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t(Infinity);
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}, RangeError, "Infinity");
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a.throws(function () {
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t(-Infinity);
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}, RangeError, "-Infinity");
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a.throws(function () {
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t(-1);
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}, RangeError, "-1");
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a.throws(function () {
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t(0x10FFFF + 1);
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}, RangeError, "Range error #1");
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a.throws(function () {
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t(3.14);
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}, RangeError, "Range error #2");
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a.throws(function () {
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t(3e-2);
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}, RangeError, "Range error #3");
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a.throws(function () {
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t(-Infinity);
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}, RangeError, "Range error #4");
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a.throws(function () {
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t(Number(Infinity));
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}, RangeError, "Range error #5");
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a.throws(function () {
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t(NaN);
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}, RangeError, "Range error #6");
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a.throws(function () {
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t(undefined);
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}, RangeError, "Range error #7");
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a.throws(function () {
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t({});
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}, RangeError, "Range error #8");
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a.throws(function () {
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t(/re/);
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}, RangeError, "Range error #9");
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counter = pow(2, 15) * 3 / 2;
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result = [];
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while (--counter >= 0) result.push(0); // One code unit per symbol
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t.apply(null, result); // Must not throw
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counter = pow(2, 15) * 3 / 2;
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result = [];
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while (--counter >= 0) result.push(0xFFFF + 1); // Two code units per symbol
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t.apply(null, result); // Must not throw
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};
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