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flights_web_raw/ClientApp/node_modules/is-arguments/test/index.js
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gnezim 0a5ab058a6 Initial commit: Aeroflot Flights Web - Angular 12 baseline
- Angular 12 application with PrimeNG components
- 5 existing Cypress e2e test suites
- SCSS styling with BEM naming convention
- i18n support (10 languages)
- Leaflet map integration
- Complete component hierarchy and routing structure

This baseline will be used for Angular → React migration.
2026-04-05 18:47:57 +03:00

48 lines
1.6 KiB
JavaScript

'use strict';
var test = require('tape');
// eslint-disable-next-line no-extra-parens
var isArguments = /** @type {import('..') & { isLegacyArguments: import('..') }} */ (require('../'));
var hasToStringTag = require('has-tostringtag/shams')();
test('primitives', function (t) {
t.notOk(isArguments([]), 'array is not arguments');
t.notOk(isArguments({}), 'object is not arguments');
t.notOk(isArguments(''), 'empty string is not arguments');
t.notOk(isArguments('foo'), 'string is not arguments');
t.notOk(isArguments({ length: 2 }), 'naive array-like is not arguments');
t.end();
});
test('arguments object', function (t) {
t.ok(isArguments(arguments), 'arguments is arguments');
t.notOk(isArguments(Array.prototype.slice.call(arguments)), 'sliced arguments is not arguments');
t.end();
});
test('old-style arguments object', function (t) {
var isLegacyArguments = isArguments.isLegacyArguments || isArguments;
var fakeOldArguments = {
callee: function () {},
length: 3
};
t.ok(isLegacyArguments(fakeOldArguments), 'old-style arguments is arguments');
t.end();
});
test('Symbol.toStringTag', { skip: !hasToStringTag }, function (t) {
/** @type {{ [Symbol.toStringTag]?: string }} */
var obj = {};
obj[Symbol.toStringTag] = 'Arguments';
t.notOk(isArguments(obj), 'object with faked toStringTag is not arguments');
/** @type {IArguments & { [Symbol.toStringTag]?: string }} */
var args = (function () {
return arguments;
}());
args[Symbol.toStringTag] = 'Arguments';
t.notOk(isArguments(obj), 'real arguments with faked toStringTag is not arguments');
t.end();
});