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88 lines
3.5 KiB
88 lines
3.5 KiB
'use strict';
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require('../common');
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var assert = require('assert');
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var util = require('util');
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var context = require('vm').runInNewContext;
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// isArray
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assert.equal(true, util.isArray([]));
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assert.equal(true, util.isArray(Array()));
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assert.equal(true, util.isArray(new Array()));
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assert.equal(true, util.isArray(new Array(5)));
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assert.equal(true, util.isArray(new Array('with', 'some', 'entries')));
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assert.equal(true, util.isArray(context('Array')()));
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assert.equal(false, util.isArray({}));
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assert.equal(false, util.isArray({ push: function() {} }));
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assert.equal(false, util.isArray(/regexp/));
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assert.equal(false, util.isArray(new Error()));
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assert.equal(false, util.isArray(Object.create(Array.prototype)));
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// isRegExp
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assert.equal(true, util.isRegExp(/regexp/));
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assert.equal(true, util.isRegExp(RegExp()));
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assert.equal(true, util.isRegExp(new RegExp()));
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assert.equal(true, util.isRegExp(context('RegExp')()));
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assert.equal(false, util.isRegExp({}));
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assert.equal(false, util.isRegExp([]));
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assert.equal(false, util.isRegExp(new Date()));
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assert.equal(false, util.isRegExp(Object.create(RegExp.prototype)));
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// isDate
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assert.equal(true, util.isDate(new Date()));
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assert.equal(true, util.isDate(new Date(0)));
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// eslint-disable-next-line new-parens
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assert.equal(true, util.isDate(new (context('Date'))));
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assert.equal(false, util.isDate(Date()));
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assert.equal(false, util.isDate({}));
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assert.equal(false, util.isDate([]));
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assert.equal(false, util.isDate(new Error()));
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assert.equal(false, util.isDate(Object.create(Date.prototype)));
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// isError
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assert.equal(true, util.isError(new Error()));
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assert.equal(true, util.isError(new TypeError()));
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assert.equal(true, util.isError(new SyntaxError()));
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/* eslint-disable new-parens */
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assert.equal(true, util.isError(new (context('Error'))));
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assert.equal(true, util.isError(new (context('TypeError'))));
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assert.equal(true, util.isError(new (context('SyntaxError'))));
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/* eslint-enable */
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assert.equal(false, util.isError({}));
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assert.equal(false, util.isError({ name: 'Error', message: '' }));
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assert.equal(false, util.isError([]));
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assert.equal(true, util.isError(Object.create(Error.prototype)));
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// isObject
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assert.ok(util.isObject({}) === true);
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// isPrimitive
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assert.equal(false, util.isPrimitive({}));
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assert.equal(false, util.isPrimitive(new Error()));
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assert.equal(false, util.isPrimitive(new Date()));
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assert.equal(false, util.isPrimitive([]));
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assert.equal(false, util.isPrimitive(/regexp/));
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assert.equal(false, util.isPrimitive(function() {}));
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assert.equal(false, util.isPrimitive(new Number(1)));
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assert.equal(false, util.isPrimitive(new String('bla')));
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assert.equal(false, util.isPrimitive(new Boolean(true)));
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assert.equal(true, util.isPrimitive(1));
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assert.equal(true, util.isPrimitive('bla'));
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assert.equal(true, util.isPrimitive(true));
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assert.equal(true, util.isPrimitive(undefined));
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assert.equal(true, util.isPrimitive(null));
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assert.equal(true, util.isPrimitive(Infinity));
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assert.equal(true, util.isPrimitive(NaN));
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assert.equal(true, util.isPrimitive(Symbol('symbol')));
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// isBuffer
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assert.equal(false, util.isBuffer('foo'));
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assert.equal(true, util.isBuffer(Buffer.from('foo')));
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// _extend
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assert.deepStrictEqual(util._extend({a: 1}), {a: 1});
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assert.deepStrictEqual(util._extend({a: 1}, []), {a: 1});
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assert.deepStrictEqual(util._extend({a: 1}, null), {a: 1});
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assert.deepStrictEqual(util._extend({a: 1}, true), {a: 1});
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assert.deepStrictEqual(util._extend({a: 1}, false), {a: 1});
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assert.deepStrictEqual(util._extend({a: 1}, {b: 2}), {a: 1, b: 2});
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assert.deepStrictEqual(util._extend({a: 1, b: 2}, {b: 3}), {a: 1, b: 3});
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