Sha256: ca42dac4cfcdf3d87b9caa0c57093817e10aeb059d146056316d98594e72ac93
Contents?: true
Size: 1.33 KB
Versions: 14
Compression:
Stored size: 1.33 KB
Contents
'use strict';
var trimLeft = require('../');
trimLeft.shim();
var runTests = require('./tests');
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')();
test('shimmed', function (t) {
t.equal(String.prototype.trimLeft.length, 0, 'String#trimLeft has a length of 0');
t.test('Function name', { skip: !functionsHaveNames }, function (st) {
st.equal((/^(?:trimLeft|trimStart)$/).test(String.prototype.trimLeft.name), true, 'String#trimLeft has name "trimLeft" or "trimStart"');
st.end();
});
t.test('enumerability', { skip: !defineProperties.supportsDescriptors }, function (et) {
et.equal(false, isEnumerable.call(String.prototype, 'trimLeft'), 'String#trimLeft is not enumerable');
et.end();
});
var supportsStrictMode = (function () { return typeof this === 'undefined'; }());
t.test('bad string/this value', { skip: !supportsStrictMode }, function (st) {
st['throws'](function () { return trimLeft(undefined, 'a'); }, TypeError, 'undefined is not an object');
st['throws'](function () { return trimLeft(null, 'a'); }, TypeError, 'null is not an object');
st.end();
});
runTests(bind.call(Function.call, String.prototype.trimLeft), t);
t.end();
});
Version data entries
14 entries across 14 versions & 4 rubygems