37 lines
1.2 KiB
Plaintext
37 lines
1.2 KiB
Plaintext
'use strict';
|
|
|
|
require('../auto');
|
|
|
|
var test = require('tape');
|
|
var defineProperties = require('define-properties');
|
|
var bind = require('function-bind');
|
|
var isEnumerable = Object.prototype.propertyIsEnumerable;
|
|
var functionsHaveNames = function f() {}.name === 'f';
|
|
|
|
var runTests = require('./tests');
|
|
|
|
test('shimmed', function (t) {
|
|
t.equal(Array.prototype.flat.length, 0, 'Array#flat has a length of 0');
|
|
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
|
|
st.equal(Array.prototype.flat.name, 'flat', 'Array#flat has name "flat"');
|
|
st.end();
|
|
});
|
|
|
|
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
|
|
et.equal(false, isEnumerable.call(Array.prototype, 'flat'), 'Array#flat is not enumerable');
|
|
et.end();
|
|
});
|
|
|
|
var supportsStrictMode = (function () { return typeof this === 'undefined'; }());
|
|
|
|
t.test('bad array/this value', { skip: !supportsStrictMode }, function (st) {
|
|
st['throws'](function () { return Array.prototype.flat.call(undefined, 'a'); }, TypeError, 'undefined is not an object');
|
|
st['throws'](function () { return Array.prototype.flat.call(null, 'a'); }, TypeError, 'null is not an object');
|
|
st.end();
|
|
});
|
|
|
|
runTests(bind.call(Function.call, Array.prototype.flat), t);
|
|
|
|
t.end();
|
|
});
|