Files
cloudbeaver/webapp/packages/core-utils/src/combineITerableIterators.test.ts
T
sergeyteleshev 143cbb0d88 Cb 6265 Return front unit tests after migration (#3338)
* СB-6265 sets up vitest instead of jest

* CB-6265 gets back core-utils tests

* СB-6265 gets back react-testing-library tests

* СB-6265 gets back some tests from another plugins

* CB-6265 renames dist -> lib in each plugin + removes all jest from the repo

* CB-6265 disables watch mode so build can go on

* CB-6265 extends tests types for react-testing-library

* CB-6265 reverts dist->lib rename cause it contains other assets also

* CB-6265 moves setupFiles to the vitest.config.ts

* CB-6265 pr fixes

* CB-6265 fixes tests run for Windows

* CB-6265 removes global: true in config + uses jest-dom/vitest lib to have extended expect types

* CB-6565 removes unused deps

* СB-6265 improves performance of the test x10 times

* CB-6265 gets back renderInApp, fixes vitest setup reset config for mocks, cleans up

* CB-6265 reset -> restore all mocks

* CB-6265 fixes unit tests

* CB-6265 vitest.setup.ts cleanup

* CB-6265 timestamp to date shows military time both: on unix and windows (win tests fix)

* CB-6265 improves tests running (sequential run instead of parallel)

* CB-6265 cleanup

* CB-6265 eslint fix

* CB-6265 eslint fix 2

* CB-6265 reverts useCombined handler

* CB-6265 reverts some tests

* CB-6265 removes all redundant timer configs

* Merge branch 'devel' into CB-6265-return-front-unit-tests-after-migration

* CB-6265 pr fixes

* CB-6265 fixes time for windows

* CB-6265 removes default fake timers before each test
2025-04-14 18:48:33 +08:00

49 lines
1.8 KiB
TypeScript

/*
* CloudBeaver - Cloud Database Manager
* Copyright (C) 2020-2025 DBeaver Corp and others
*
* Licensed under the Apache License, Version 2.0.
* you may not use this file except in compliance with the License.
*/
import { describe, expect, it } from 'vitest';
import { combineITerableIterators } from './combineITerableIterators.js';
describe('combineIterableIterators', () => {
it('should return an iterator that combines the values of the given iterators', () => {
const iterator1 = [1, 2, 3][Symbol.iterator]();
const iterator2 = [4, 5, 6][Symbol.iterator]();
const iterator3 = [7, 8, 9][Symbol.iterator]();
const combinedIterator = combineITerableIterators(iterator1, iterator2, iterator3);
expect(Array.from(combinedIterator)).toEqual([1, 2, 3, 4, 5, 6, 7, 8, 9]);
});
it('should return an empty iterator if no iterators are given', () => {
const combinedIterator = combineITerableIterators();
expect(Array.from(combinedIterator)).toEqual([]);
});
it('should return an empty iterator if all iterators are empty', () => {
const iterator1 = [][Symbol.iterator]();
const iterator2 = [][Symbol.iterator]();
const iterator3 = [][Symbol.iterator]();
const combinedIterator = combineITerableIterators(iterator1, iterator2, iterator3);
expect(Array.from(combinedIterator)).toEqual([]);
});
it('should return an iterator that combines the values of the given iterators, even if some are empty', () => {
const iterator1 = [1, 2, 3][Symbol.iterator]();
const iterator2 = [][Symbol.iterator]();
const iterator3 = [7, 8, 9][Symbol.iterator]();
const combinedIterator = combineITerableIterators(iterator1, iterator2, iterator3);
expect(Array.from(combinedIterator)).toEqual([1, 2, 3, 7, 8, 9]);
});
});