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69ee8fd96a
* Add commercial licence and update config files
* Update license in headers
* Revert "Update license in headers"
This reverts commit 7ed7949485.
* Update only spdx id
* Remove LicenseRef- from package.json
LicenseRef- no longer allowed in npm v3 package.json
This fixes the warning in the logs and failing build check.
70 lines
2.5 KiB
TypeScript
70 lines
2.5 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2021 The Matrix.org Foundation C.I.C.
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SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
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Please see LICENSE files in the repository root for full details.
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*/
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import { iterableDiff, iterableIntersection } from "../../../src/utils/iterables";
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describe("iterables", () => {
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describe("iterableIntersection", () => {
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it("should return the intersection", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 4]; // note diff
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const result = iterableIntersection(a, b);
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expect(result).toBeDefined();
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expect(result).toHaveLength(2);
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expect(result).toEqual([1, 2]);
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});
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it("should return an empty array on no matches", () => {
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const a = [1, 2, 3];
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const b = [4, 5, 6];
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const result = iterableIntersection(a, b);
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expect(result).toBeDefined();
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expect(result).toHaveLength(0);
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});
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});
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describe("iterableDiff", () => {
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it("should see added from A->B", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 3, 4];
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const result = iterableDiff(a, b);
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expect(result).toBeDefined();
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expect(result.added).toBeDefined();
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expect(result.removed).toBeDefined();
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expect(result.added).toHaveLength(1);
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expect(result.removed).toHaveLength(0);
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expect(result.added).toEqual([4]);
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});
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it("should see removed from A->B", () => {
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const a = [1, 2, 3];
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const b = [1, 2];
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const result = iterableDiff(a, b);
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expect(result).toBeDefined();
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expect(result.added).toBeDefined();
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expect(result.removed).toBeDefined();
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expect(result.added).toHaveLength(0);
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expect(result.removed).toHaveLength(1);
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expect(result.removed).toEqual([3]);
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});
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it("should see added and removed in the same set", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 4]; // note diff
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const result = iterableDiff(a, b);
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expect(result).toBeDefined();
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expect(result.added).toBeDefined();
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expect(result.removed).toBeDefined();
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expect(result.added).toHaveLength(1);
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expect(result.removed).toHaveLength(1);
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expect(result.added).toEqual([4]);
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expect(result.removed).toEqual([3]);
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});
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});
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});
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