string.prototype.repeat
Version:
A robust & optimized `String.prototype.repeat` polyfill, based on the ECMAScript 6 specification.
31 lines (22 loc) • 911 B
JavaScript
;
var repeat = require('../');
repeat.shim();
var test = require('tape');
var defineProperties = require('define-properties');
var bind = require('function-bind');
var isEnumerable = Object.prototype.propertyIsEnumerable;
var functionsHaveNames = require('functions-have-names')();
var runTests = require('./tests');
test('shimmed', function (t) {
t.equal(String.prototype.repeat.length, 1, 'String#repeat has a length of 1');
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal(String.prototype.repeat.name, 'repeat', 'String#repeat has name "repeat"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (st) {
st.equal(false, isEnumerable.call(String.prototype, 'repeat'), 'String#repeat is not enumerable');
st.end();
});
runTests(bind.call(Function.call, String.prototype.repeat), t);
t.end();
});