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import getUnicodeSupportMap from '~/emoji/support/unicode_support_map';
import AccessorUtilities from '~/lib/utils/accessor';
describe('Unicode Support Map', () => {
describe('getUnicodeSupportMap', () => {
const stringSupportMap = 'stringSupportMap';
beforeEach(() => {
spyOn(AccessorUtilities, 'isLocalStorageAccessSafe');
spyOn(window.localStorage, 'getItem');
spyOn(window.localStorage, 'setItem');
spyOn(JSON, 'parse');
spyOn(JSON, 'stringify').and.returnValue(stringSupportMap);
});
describe('if isLocalStorageAvailable is `true`', function () {
beforeEach(() => {
AccessorUtilities.isLocalStorageAccessSafe.and.returnValue(true);
getUnicodeSupportMap();
});
it('should call .getItem and .setItem', () => {
const getArgs = window.localStorage.getItem.calls.allArgs();
const setArgs = window.localStorage.setItem.calls.allArgs();
expect(getArgs[0][0]).toBe('gl-emoji-version');
expect(getArgs[1][0]).toBe('gl-emoji-user-agent');
expect(setArgs[0][0]).toBe('gl-emoji-version');
expect(setArgs[0][1]).toBe('0.2.0');
expect(setArgs[1][0]).toBe('gl-emoji-user-agent');
expect(setArgs[1][1]).toBe(navigator.userAgent);
expect(setArgs[2][0]).toBe('gl-emoji-unicode-support-map');
expect(setArgs[2][1]).toBe(stringSupportMap);
});
});
describe('if isLocalStorageAvailable is `false`', function () {
beforeEach(() => {
AccessorUtilities.isLocalStorageAccessSafe.and.returnValue(false);
getUnicodeSupportMap();
});
it('should not call .getItem or .setItem', () => {
expect(window.localStorage.getItem.calls.count()).toBe(1);
expect(window.localStorage.setItem).not.toHaveBeenCalled();
});
});
});
});
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