mirror of
https://github.com/mgerb/mywebsite
synced 2026-01-12 02:42:48 +00:00
69 lines
2.6 KiB
JavaScript
69 lines
2.6 KiB
JavaScript
// Most tests taken from https://github.com/mathiasbynens/Array.of/blob/master/tests/tests.js
|
|
// Thanks @mathiasbynens
|
|
|
|
'use strict';
|
|
|
|
var defineProperty = Object.defineProperty;
|
|
|
|
module.exports = function (t, a) {
|
|
var x = {}, testObject, MyType;
|
|
|
|
a.deep(t(), [], "No arguments");
|
|
a.deep(t(3), [3], "One numeric argument");
|
|
a.deep(t(3, 'raz', null, x, undefined), [3, 'raz', null, x, undefined],
|
|
"Many arguments");
|
|
|
|
a(t.length, 0, "Length");
|
|
|
|
a.deep(t('abc'), ['abc'], "String");
|
|
a.deep(t(undefined), [undefined], "Undefined");
|
|
a.deep(t(null), [null], "Null");
|
|
a.deep(t(false), [false], "Boolean");
|
|
a.deep(t(-Infinity), [-Infinity], "Infinity");
|
|
a.deep(t(-0), [-0], "-0");
|
|
a.deep(t(+0), [+0], "+0");
|
|
a.deep(t(1), [1], "1");
|
|
a.deep(t(1, 2, 3), [1, 2, 3], "Numeric args");
|
|
a.deep(t(+Infinity), [+Infinity], "+Infinity");
|
|
a.deep(t({ '0': 'a', '1': 'b', '2': 'c', length: 3 }),
|
|
[{ '0': 'a', '1': 'b', '2': 'c', length: 3 }], "Array like");
|
|
a.deep(t(undefined, null, false, -Infinity, -0, +0, 1, 2, +Infinity),
|
|
[undefined, null, false, -Infinity, -0, +0, 1, 2, +Infinity], "Falsy arguments");
|
|
|
|
a.h1("Null context");
|
|
a.deep(t.call(null, 'abc'), ['abc'], "String");
|
|
a.deep(t.call(null, undefined), [undefined], "Undefined");
|
|
a.deep(t.call(null, null), [null], "Null");
|
|
a.deep(t.call(null, false), [false], "Boolean");
|
|
a.deep(t.call(null, -Infinity), [-Infinity], "-Infinity");
|
|
a.deep(t.call(null, -0), [-0], "-0");
|
|
a.deep(t.call(null, +0), [+0], "+0");
|
|
a.deep(t.call(null, 1), [1], "1");
|
|
a.deep(t.call(null, 1, 2, 3), [1, 2, 3], "Numeric");
|
|
a.deep(t.call(null, +Infinity), [+Infinity], "+Infinity");
|
|
a.deep(t.call(null, { '0': 'a', '1': 'b', '2': 'c', length: 3 }),
|
|
[{ '0': 'a', '1': 'b', '2': 'c', length: 3 }], "Array-like");
|
|
a.deep(t.call(null, undefined, null, false, -Infinity, -0, +0, 1, 2, +Infinity),
|
|
[undefined, null, false, -Infinity, -0, +0, 1, 2, +Infinity], "Falsy");
|
|
|
|
a.h1("Other constructor context");
|
|
a.deep(t.call(Object, 1, 2, 3), { '0': 1, '1': 2, '2': 3, length: 3 }, "Many arguments");
|
|
|
|
testObject = Object(3);
|
|
testObject[0] = 1;
|
|
testObject[1] = 2;
|
|
testObject[2] = 3;
|
|
testObject.length = 3;
|
|
a.deep(t.call(Object, 1, 2, 3), testObject, "Test object");
|
|
a(t.call(Object).length, 0, "No arguments");
|
|
a.throws(function () { t.call(function () { return Object.freeze({}); }); }, TypeError,
|
|
"Frozen instance");
|
|
|
|
// Ensure no setters are called for the indexes
|
|
MyType = function () {};
|
|
defineProperty(MyType.prototype, '0', {
|
|
set: function (x) { throw new Error('Setter called: ' + x); }
|
|
});
|
|
a.deep(t.call(MyType, 'abc'), { '0': 'abc', length: 1 }, "Define, not set");
|
|
};
|