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Merge pull request #383 from oliverfoster/issue/359

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fixes #359 IE11 Added Array.prototype.find and Object.assign polyfills
This commit is contained in:
Denis Demchenko
2019-12-26 15:55:29 +02:00
committed by GitHub
parent 366a9c47e9 5a6af193d2
commit d238da4906
3 changed files with 131 additions and 12 deletions
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68
test/unit/utils.js
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@@ -1,11 +1,18 @@
import test from 'ava';
import {
getBrowserAlias,
getFirstMatch,
getSecondMatch,
matchAndReturnConst,
getWindowsVersionName,
getMacOSVersionName,
getAndroidVersionName,
getVersionPrecision,
compareVersions,
map,
find,
assign,
getBrowserAlias,
getBrowserTypeByAlias
} from '../../src/utils';
test('getFirstMatch', (t) => {
@@ -13,6 +20,16 @@ test('getFirstMatch', (t) => {
t.is(matchedVersion, '11.11.11');
});
test('getSecondMatch', (t) => {
const matchedVersion = getSecondMatch(/version\/(\S+).*version\/(\S+)/i, 'Chrome Version/11.11.11 Chrome Version/22.22.22');
t.is(matchedVersion, '22.22.22');
});
test('matchAndReturnConst', (t) => {
const _const = matchAndReturnConst(/version/i, 'version', "_const");
t.is(_const, '_const');
});
test('getWindowsVersionName', (t) => {
t.is(getWindowsVersionName('NT 5.0'), '2000');
t.is(getWindowsVersionName('XXX'), void 0);
@@ -32,6 +49,11 @@ test('getAndroidVersionName', (t) => {
t.is(getAndroidVersionName('XXX'), void 0);
});
test('getVersionPrecision', (t) => {
const precision = getVersionPrecision("10.14.5");
t.is(precision, 3);
});
test('compareVersions', (t) => {
const comparisionsTasks = [
['9.0', '10', -1],
@@ -68,7 +90,51 @@ test('compareVersions', (t) => {
});
});
test('map', (t) => {
const result = map([1,2], (value) => value+2);
t.is(result[0], 3);
t.is(result[1], 4);
const original = Array.prototype.map;
delete Array.prototype.map;
const polyfillResult = map([1,2], (value) => value+2);
Array.prototype.map = original;
t.is(polyfillResult[0], 3);
t.is(polyfillResult[1], 4);
});
test('find', (t) => {
const result = find([1,2], (value) => value==2);
t.is(result, 2);
const original = Array.prototype.find;
delete Array.prototype.find;
const polyfillResultFound = find([1,2], (value) => value==2);
const polyfillResultNotFound = find([1,2], (value) => value==3);
Array.prototype.find = original;
t.is(polyfillResultFound, 2);
t.is(polyfillResultNotFound, undefined);
});
test('assign', (t) => {
const result = assign({}, { a: 1 }, { b: 1 }, { b: 2, c: 3 });
t.is(result['a'], 1);
t.is(result['b'], 2);
t.is(result['c'], 3);
const original = Object.assign;
delete Object.assign;
const polyfillResult = assign({}, { a: 1 }, { b: 1 }, null, { b: 2, c: 3 });
Object.assign = original;
t.is(polyfillResult['a'], 1);
t.is(polyfillResult['b'], 2);
t.is(polyfillResult['c'], 3);
});
test('getBrowserAlias', (t) => {
t.is(getBrowserAlias('Microsoft Edge'), 'edge');
t.is(getBrowserAlias('Unexisting Browser'), void 0);
});
test('getBrowserTypeByAlias', (t) => {
t.is(getBrowserTypeByAlias('edge'), 'Microsoft Edge');
t.is(getBrowserTypeByAlias(void 0), '');
});