nexo/apps/mattermost/app/store/team_load_store.test.ts

138 lines
4.6 KiB
TypeScript

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
import {getLoadingTeamChannelsSubject, setTeamLoading} from './team_load_store';
describe('TeamLoadStore', () => {
// Use unique server URLs for each test to avoid cross-test pollution
let testCounter = 0;
const getUniqueServerUrl = () => `https://test-server-${++testCounter}.com`;
it('should create a new subject for a server URL', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
expect(subject).toBeDefined();
expect(subject.value).toBe(0);
});
it('should return the same subject for the same server URL', () => {
const serverUrl = getUniqueServerUrl();
const subject1 = getLoadingTeamChannelsSubject(serverUrl);
const subject2 = getLoadingTeamChannelsSubject(serverUrl);
expect(subject1).toBe(subject2);
});
it('should create different subjects for different server URLs', () => {
const serverUrl1 = getUniqueServerUrl();
const serverUrl2 = getUniqueServerUrl();
const subject1 = getLoadingTeamChannelsSubject(serverUrl1);
const subject2 = getLoadingTeamChannelsSubject(serverUrl2);
expect(subject1).not.toBe(subject2);
});
it('should increment loading count when setTeamLoading is true', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
const initialValue = subject.value;
setTeamLoading(serverUrl, true);
expect(subject.value).toBe(initialValue + 1);
});
it('should decrement loading count when setTeamLoading is false', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
setTeamLoading(serverUrl, true);
setTeamLoading(serverUrl, true);
const valueAfterIncrement = subject.value;
setTeamLoading(serverUrl, false);
expect(subject.value).toBe(valueAfterIncrement - 1);
});
it('should handle multiple concurrent loading operations', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
const initialValue = subject.value;
setTeamLoading(serverUrl, true);
setTeamLoading(serverUrl, true);
setTeamLoading(serverUrl, true);
expect(subject.value).toBe(initialValue + 3);
setTeamLoading(serverUrl, false);
setTeamLoading(serverUrl, false);
expect(subject.value).toBe(initialValue + 1);
setTeamLoading(serverUrl, false);
expect(subject.value).toBe(initialValue);
});
it('should manage loading states independently per server', () => {
const serverUrl1 = getUniqueServerUrl();
const serverUrl2 = getUniqueServerUrl();
const subject1 = getLoadingTeamChannelsSubject(serverUrl1);
const subject2 = getLoadingTeamChannelsSubject(serverUrl2);
setTeamLoading(serverUrl1, true);
setTeamLoading(serverUrl1, true);
setTeamLoading(serverUrl2, true);
expect(subject1.value).toBe(2);
expect(subject2.value).toBe(1);
setTeamLoading(serverUrl1, false);
expect(subject1.value).toBe(1);
expect(subject2.value).toBe(1);
});
it('should emit values through observable', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
const mockCallback = jest.fn();
const subscription = subject.subscribe(mockCallback);
const initialValue = subject.value;
// Should immediately get current value
expect(mockCallback).toHaveBeenCalledWith(initialValue);
setTeamLoading(serverUrl, true);
// Should get new value
expect(mockCallback).toHaveBeenCalledWith(initialValue + 1);
setTeamLoading(serverUrl, false);
// Should get decremented value
expect(mockCallback).toHaveBeenCalledWith(initialValue);
expect(mockCallback).toHaveBeenCalledTimes(3);
subscription.unsubscribe();
// After unsubscribe, callback should not be called
setTeamLoading(serverUrl, true);
expect(mockCallback).toHaveBeenCalledTimes(3);
});
it('should allow negative loading counts', () => {
const serverUrl = getUniqueServerUrl();
const subject = getLoadingTeamChannelsSubject(serverUrl);
const initialValue = subject.value;
setTeamLoading(serverUrl, false);
expect(subject.value).toBe(initialValue - 1);
});
});