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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {describe, expect, it} from '@angular/core/testing/src/testing_internal';
import {KeyEventsPlugin} from '@angular/platform-browser/src/dom/events/key_events';
{
describe('KeyEventsPlugin', () => {
if (isNode) return;
it('should ignore unrecognized events', () => {
expect(KeyEventsPlugin.parseEventName('keydown')).toEqual(null);
expect(KeyEventsPlugin.parseEventName('keyup')).toEqual(null);
expect(KeyEventsPlugin.parseEventName('keydown.unknownmodifier.enter')).toEqual(null);
expect(KeyEventsPlugin.parseEventName('keyup.unknownmodifier.enter')).toEqual(null);
expect(KeyEventsPlugin.parseEventName('unknownevent.control.shift.enter')).toEqual(null);
expect(KeyEventsPlugin.parseEventName('unknownevent.enter')).toEqual(null);
});
it('should correctly parse event names', () => {
// key with no modifier
expect(KeyEventsPlugin.parseEventName('keydown.enter'))
.toEqual({'domEventName': 'keydown', 'fullKey': 'enter'});
expect(KeyEventsPlugin.parseEventName('keyup.enter'))
.toEqual({'domEventName': 'keyup', 'fullKey': 'enter'});
// key with modifiers:
expect(KeyEventsPlugin.parseEventName('keydown.control.shift.enter'))
.toEqual({'domEventName': 'keydown', 'fullKey': 'control.shift.enter'});
expect(KeyEventsPlugin.parseEventName('keyup.control.shift.enter'))
.toEqual({'domEventName': 'keyup', 'fullKey': 'control.shift.enter'});
// key with modifiers in a different order:
expect(KeyEventsPlugin.parseEventName('keydown.shift.control.enter'))
.toEqual({'domEventName': 'keydown', 'fullKey': 'control.shift.enter'});
expect(KeyEventsPlugin.parseEventName('keyup.shift.control.enter'))
.toEqual({'domEventName': 'keyup', 'fullKey': 'control.shift.enter'});
// key that is also a modifier:
expect(KeyEventsPlugin.parseEventName('keydown.shift.control'))
.toEqual({'domEventName': 'keydown', 'fullKey': 'shift.control'});
expect(KeyEventsPlugin.parseEventName('keyup.shift.control'))
.toEqual({'domEventName': 'keyup', 'fullKey': 'shift.control'});
expect(KeyEventsPlugin.parseEventName('keydown.control.shift'))
.toEqual({'domEventName': 'keydown', 'fullKey': 'control.shift'});
expect(KeyEventsPlugin.parseEventName('keyup.control.shift'))
.toEqual({'domEventName': 'keyup', 'fullKey': 'control.shift'});
});
it('should alias esc to escape', () => {
expect(KeyEventsPlugin.parseEventName('keyup.control.esc'))
.toEqual(KeyEventsPlugin.parseEventName('keyup.control.escape'));
});
it('should implement addGlobalEventListener', () => {
const plugin = new KeyEventsPlugin(document);
spyOn(plugin, 'addEventListener').and.callFake(() => {});
expect(() => plugin.addGlobalEventListener('window', 'keyup.control.esc', () => {}))
.not.toThrowError();
});
});
}
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