mirror of https://github.com/jkjoy/sunpeiwen.git
60 lines
1.1 KiB
JavaScript
60 lines
1.1 KiB
JavaScript
'use strict';
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var test = require('tape');
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var inspect = require('object-inspect');
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var is = require('object-is');
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var forEach = require('for-each');
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var hasSymbols = require('has-symbols')();
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var hasBigInts = require('has-bigints')();
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var unboxPrimitive = require('..');
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var debug = function (v, m) { return inspect(v) + ' ' + m; };
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test('primitives', function (t) {
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var primitives = [
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true,
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false,
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'',
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'foo',
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42,
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NaN,
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Infinity,
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0
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];
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if (hasSymbols) {
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primitives.push(Symbol(), Symbol.iterator, Symbol('f'));
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}
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if (hasBigInts) {
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primitives.push(BigInt(42), BigInt(0));
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}
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forEach(primitives, function (primitive) {
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var obj = Object(primitive);
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t.ok(
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is(unboxPrimitive(obj), primitive),
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debug(obj, 'unboxes to ' + inspect(primitive))
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);
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});
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t.end();
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});
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test('objects', function (t) {
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var objects = [
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{},
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[],
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function () {},
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/a/g,
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new Date()
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];
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forEach(objects, function (object) {
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t['throws'](
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function () { unboxPrimitive(object); },
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TypeError,
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debug(object, 'is not a primitive')
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);
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});
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t.end();
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});
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