devextreme
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JavaScript/TypeScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (cjs/__internal/scheduler/utils/macro_task_array/dispatcher.test.js)
* Version: 25.2.5
* Build date: Fri Feb 20 2026
*
* Copyright (c) 2012 - 2026 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
;
var _globals = require("@jest/globals");
var _dispatcher = _interopRequireWildcard(require("./dispatcher"));
function _interopRequireWildcard(e, t) {
if ("function" == typeof WeakMap) {
var r = new WeakMap,
n = new WeakMap
}
return (_interopRequireWildcard = function(e, t) {
if (!t && e && e.__esModule) {
return e
}
var o, i, f = {
__proto__: null,
default: e
};
if (null === e || "object" != typeof e && "function" != typeof e) {
return f
}
if (o = t ? n : r) {
if (o.has(e)) {
return o.get(e)
}
o.set(e, f)
}
for (const t in e) {
"default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t])
}
return f
})(e, t)
}
_globals.jest.useFakeTimers();
(0, _globals.describe)("Scheduler", (() => {
(0, _globals.describe)("MacroTaskArray", (() => {
(0, _globals.describe)("Dispatcher", (() => {
(0, _globals.describe)("schedule", (() => {
(0, _globals.it)("should add timeout ids to timeout ids set", (() => {
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
(0, _globals.expect)(_dispatcher.macroTaskIdSet.size).toBe(2)
}));
(0, _globals.it)("should remove timeout id from timeout ids set after macro task execution", (async () => {
const p1 = _dispatcher.default.schedule(_globals.jest.fn(), 0);
const p2 = _dispatcher.default.schedule(_globals.jest.fn(), 0);
_globals.jest.advanceTimersByTime(0);
await Promise.all([p1, p2]);
(0, _globals.expect)(_dispatcher.macroTaskIdSet.size).toBe(0)
}));
(0, _globals.it)("should call callback as macro task", (() => {
const callbackMock = _globals.jest.fn();
_dispatcher.default.schedule(callbackMock, 0).finally((() => {}));
(0, _globals.expect)(callbackMock).toHaveBeenCalledTimes(0);
_globals.jest.advanceTimersByTime(0);
(0, _globals.expect)(callbackMock).toHaveBeenCalledTimes(1)
}));
(0, _globals.it)("should use macroTaskTimeoutMs form macro task delay", (() => {
const callbackMock = _globals.jest.fn();
_dispatcher.default.schedule(callbackMock, 1e3).finally((() => {}));
(0, _globals.expect)(callbackMock).toHaveBeenCalledTimes(0);
_globals.jest.advanceTimersByTime(500);
(0, _globals.expect)(callbackMock).toHaveBeenCalledTimes(0);
_globals.jest.advanceTimersByTime(500);
(0, _globals.expect)(callbackMock).toHaveBeenCalledTimes(1)
}))
}));
(0, _globals.describe)("dispose", (() => {
(0, _globals.it)("should clear scheduled macro tasks", (() => {
const clearTimeoutSpy = _globals.jest.spyOn(window, "clearTimeout");
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
const [firstId, secondId] = Array.from(_dispatcher.macroTaskIdSet);
_dispatcher.default.dispose();
(0, _globals.expect)(clearTimeoutSpy).toHaveBeenCalledTimes(2);
(0, _globals.expect)(clearTimeoutSpy.mock.calls).toEqual([
[firstId],
[secondId]
])
}));
(0, _globals.it)("should clear timeout ids set", (() => {
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
_dispatcher.default.schedule(_globals.jest.fn(), 0).finally((() => {}));
(0, _globals.expect)(_dispatcher.macroTaskIdSet.size).toBe(2);
_dispatcher.default.dispose();
(0, _globals.expect)(_dispatcher.macroTaskIdSet.size).toBe(0)
}))
}))
}))
}))
}));