mirror of
https://github.com/vector-im/element-web.git
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d7bb8043ea
matrix-org/matrix-js-sdk#3287 and matrix-org/matrix-js-sdk#3303 added a new API called getDeviceVerificationStatus. Let's use it.
472 lines
18 KiB
TypeScript
472 lines
18 KiB
TypeScript
/*
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Copyright 2021 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import {
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arrayDiff,
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arrayFastClone,
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arrayFastResample,
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arrayHasDiff,
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arrayHasOrderChange,
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arrayUnion,
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arrayRescale,
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arraySeed,
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arraySmoothingResample,
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arrayTrimFill,
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arrayIntersection,
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ArrayUtil,
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GroupedArray,
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concat,
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asyncEvery,
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asyncSome,
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} from "../../src/utils/arrays";
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type TestParams = { input: number[]; output: number[] };
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type TestCase = [string, TestParams];
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function expectSample(input: number[], expected: number[], smooth = false) {
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const result = (smooth ? arraySmoothingResample : arrayFastResample)(input, expected.length);
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expect(result).toBeDefined();
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expect(result).toHaveLength(expected.length);
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expect(result).toEqual(expected);
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}
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describe("arrays", () => {
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describe("arrayFastResample", () => {
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const downsampleCases: TestCase[] = [
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["Odd -> Even", { input: [1, 2, 3, 4, 5], output: [1, 4] }],
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["Odd -> Odd", { input: [1, 2, 3, 4, 5], output: [1, 3, 5] }],
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["Even -> Odd", { input: [1, 2, 3, 4], output: [1, 2, 3] }],
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["Even -> Even", { input: [1, 2, 3, 4], output: [1, 3] }],
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];
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it.each(downsampleCases)("downsamples correctly from %s", (_d, { input, output }) =>
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expectSample(input, output),
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);
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const upsampleCases: TestCase[] = [
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["Odd -> Even", { input: [1, 2, 3], output: [1, 1, 2, 2, 3, 3] }],
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["Odd -> Odd", { input: [1, 2, 3], output: [1, 1, 2, 2, 3] }],
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["Even -> Odd", { input: [1, 2], output: [1, 1, 1, 2, 2] }],
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["Even -> Even", { input: [1, 2], output: [1, 1, 1, 2, 2, 2] }],
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];
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it.each(upsampleCases)("upsamples correctly from %s", (_d, { input, output }) => expectSample(input, output));
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const maintainSampleCases: TestCase[] = [
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["Odd", { input: [1, 2, 3], output: [1, 2, 3] }], // Odd
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["Even", { input: [1, 2], output: [1, 2] }], // Even
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];
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it.each(maintainSampleCases)("maintains samples for %s", (_d, { input, output }) =>
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expectSample(input, output),
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);
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});
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describe("arraySmoothingResample", () => {
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// Dev note: these aren't great samples, but they demonstrate the bare minimum. Ideally
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// we'd be feeding a thousand values in and seeing what a curve of 250 values looks like,
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// but that's not really feasible to manually verify accuracy.
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const downsampleCases: TestCase[] = [
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["Odd -> Even", { input: [4, 4, 1, 4, 4, 1, 4, 4, 1], output: [3, 3, 3, 3] }],
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["Odd -> Odd", { input: [4, 4, 1, 4, 4, 1, 4, 4, 1], output: [3, 3, 3] }],
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["Even -> Odd", { input: [4, 4, 1, 4, 4, 1, 4, 4], output: [3, 3, 3] }],
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["Even -> Even", { input: [4, 4, 1, 4, 4, 1, 4, 4], output: [3, 3] }],
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];
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it.each(downsampleCases)("downsamples correctly from %s", (_d, { input, output }) =>
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expectSample(input, output, true),
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);
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const upsampleCases: TestCase[] = [
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["Odd -> Even", { input: [2, 0, 2], output: [2, 2, 0, 0, 2, 2] }],
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["Odd -> Odd", { input: [2, 0, 2], output: [2, 2, 0, 0, 2] }],
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["Even -> Odd", { input: [2, 0], output: [2, 2, 2, 0, 0] }],
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["Even -> Even", { input: [2, 0], output: [2, 2, 2, 0, 0, 0] }],
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];
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it.each(upsampleCases)("upsamples correctly from %s", (_d, { input, output }) =>
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expectSample(input, output, true),
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);
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const maintainCases: TestCase[] = [
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["Odd", { input: [2, 0, 2], output: [2, 0, 2] }],
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["Even", { input: [2, 0], output: [2, 0] }],
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];
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it.each(maintainCases)("maintains samples for %s", (_d, { input, output }) => expectSample(input, output));
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});
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describe("arrayRescale", () => {
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it("should rescale", () => {
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const input = [8, 9, 1, 0, 2, 7, 10];
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const output = [80, 90, 10, 0, 20, 70, 100];
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const result = arrayRescale(input, 0, 100);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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});
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describe("arrayTrimFill", () => {
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it("should shrink arrays", () => {
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const input = [1, 2, 3];
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const output = [1, 2];
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const seed = [4, 5, 6];
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const result = arrayTrimFill(input, output.length, seed);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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it("should expand arrays", () => {
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const input = [1, 2, 3];
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const output = [1, 2, 3, 4, 5];
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const seed = [4, 5, 6];
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const result = arrayTrimFill(input, output.length, seed);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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it("should keep arrays the same", () => {
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const input = [1, 2, 3];
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const output = [1, 2, 3];
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const seed = [4, 5, 6];
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const result = arrayTrimFill(input, output.length, seed);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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});
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describe("arraySeed", () => {
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it("should create an array of given length", () => {
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const val = 1;
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const output = [val, val, val];
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const result = arraySeed(val, output.length);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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it("should maintain pointers", () => {
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const val = {}; // this works because `{} !== {}`, which is what toEqual checks
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const output = [val, val, val];
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const result = arraySeed(val, output.length);
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expect(result).toBeDefined();
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expect(result).toHaveLength(output.length);
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expect(result).toEqual(output);
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});
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});
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describe("arrayFastClone", () => {
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it("should break pointer reference on source array", () => {
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const val = {}; // we'll test to make sure the values maintain pointers too
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const input = [val, val, val];
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const result = arrayFastClone(input);
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expect(result).toBeDefined();
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expect(result).toHaveLength(input.length);
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expect(result).toEqual(input); // we want the array contents to match...
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expect(result).not.toBe(input); // ... but be a different reference
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});
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});
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describe("arrayHasOrderChange", () => {
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it("should flag true on B ordering difference", () => {
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const a = [1, 2, 3];
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const b = [3, 2, 1];
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const result = arrayHasOrderChange(a, b);
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expect(result).toBe(true);
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});
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it("should flag false on no ordering difference", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 3];
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const result = arrayHasOrderChange(a, b);
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expect(result).toBe(false);
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});
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it("should flag true on A length > B length", () => {
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const a = [1, 2, 3, 4];
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const b = [1, 2, 3];
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const result = arrayHasOrderChange(a, b);
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expect(result).toBe(true);
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});
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it("should flag true on A length < B length", () => {
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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 = arrayHasOrderChange(a, b);
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expect(result).toBe(true);
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});
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});
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describe("arrayHasDiff", () => {
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it("should flag true on A length > B length", () => {
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const a = [1, 2, 3, 4];
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const b = [1, 2, 3];
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const result = arrayHasDiff(a, b);
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expect(result).toBe(true);
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});
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it("should flag true on A length < B length", () => {
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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 = arrayHasDiff(a, b);
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expect(result).toBe(true);
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});
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it("should flag true on element differences", () => {
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const a = [1, 2, 3];
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const b = [4, 5, 6];
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const result = arrayHasDiff(a, b);
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expect(result).toBe(true);
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});
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it("should flag false if same but order different", () => {
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const a = [1, 2, 3];
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const b = [3, 1, 2];
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const result = arrayHasDiff(a, b);
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expect(result).toBe(false);
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});
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it("should flag false if same", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 3];
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const result = arrayHasDiff(a, b);
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expect(result).toBe(false);
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});
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});
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describe("arrayDiff", () => {
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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 = arrayDiff(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 = arrayDiff(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 = arrayDiff(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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describe("arrayIntersection", () => {
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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 = arrayIntersection(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 = arrayIntersection(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("arrayUnion", () => {
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it("should union 3 arrays with deduplication", () => {
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const a = [1, 2, 3];
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const b = [1, 2, 4, 5]; // note missing 3
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const c = [6, 7, 8, 9];
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const result = arrayUnion(a, b, c);
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expect(result).toBeDefined();
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expect(result).toHaveLength(9);
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expect(result).toEqual([1, 2, 3, 4, 5, 6, 7, 8, 9]);
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});
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it("should deduplicate a single array", () => {
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// dev note: this is technically an edge case, but it is described behaviour if the
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// function is only provided one array (it'll merge the array against itself)
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const a = [1, 1, 2, 2, 3, 3];
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const result = arrayUnion(a);
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expect(result).toBeDefined();
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expect(result).toHaveLength(3);
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expect(result).toEqual([1, 2, 3]);
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});
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});
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describe("ArrayUtil", () => {
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it("should maintain the pointer to the given array", () => {
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const input = [1, 2, 3];
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const result = new ArrayUtil(input);
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expect(result.value).toBe(input);
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});
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it("should group appropriately", () => {
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const input = [
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["a", 1],
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["b", 2],
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["c", 3],
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["a", 4],
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["a", 5],
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["b", 6],
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];
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const output = {
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a: [
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["a", 1],
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["a", 4],
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["a", 5],
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],
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b: [
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["b", 2],
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["b", 6],
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],
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c: [["c", 3]],
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};
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const result = new ArrayUtil(input).groupBy((p) => p[0]);
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expect(result).toBeDefined();
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expect(result.value).toBeDefined();
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const asObject = Object.fromEntries(result.value.entries());
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expect(asObject).toMatchObject(output);
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});
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});
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describe("GroupedArray", () => {
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it("should maintain the pointer to the given map", () => {
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const input = new Map([
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["a", [1, 2, 3]],
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["b", [7, 8, 9]],
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["c", [4, 5, 6]],
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]);
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const result = new GroupedArray(input);
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expect(result.value).toBe(input);
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});
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it("should ordering by the provided key order", () => {
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const input = new Map([
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["a", [1, 2, 3]],
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["b", [7, 8, 9]], // note counting diff
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["c", [4, 5, 6]],
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]);
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const output = [4, 5, 6, 1, 2, 3, 7, 8, 9];
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const keyOrder = ["c", "a", "b"]; // note weird order to cause the `output` to be strange
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const result = new GroupedArray(input).orderBy(keyOrder);
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expect(result).toBeDefined();
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expect(result.value).toBeDefined();
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expect(result.value).toEqual(output);
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});
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});
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describe("concat", () => {
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const emptyArray = () => new Uint8Array(0);
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const array1 = () => new Uint8Array([1, 2, 3]);
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const array2 = () => new Uint8Array([4, 5, 6]);
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const array3 = () => new Uint8Array([7, 8, 9]);
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it("should work for empty arrays", () => {
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expect(concat(emptyArray(), emptyArray())).toEqual(emptyArray());
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});
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it("should concat an empty and non-empty array", () => {
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expect(concat(emptyArray(), array1())).toEqual(array1());
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});
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it("should concat an non-empty and empty array", () => {
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expect(concat(array1(), emptyArray())).toEqual(array1());
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});
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it("should concat two arrays", () => {
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expect(concat(array1(), array2())).toEqual(new Uint8Array([1, 2, 3, 4, 5, 6]));
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});
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it("should concat three arrays", () => {
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expect(concat(array1(), array2(), array3())).toEqual(new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9]));
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});
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});
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describe("asyncEvery", () => {
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it("when called with an empty array, it should return true", async () => {
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expect(await asyncEvery([], jest.fn().mockResolvedValue(true))).toBe(true);
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});
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it("when called with some items and the predicate resolves to true for all of them, it should return true", async () => {
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const predicate = jest.fn().mockResolvedValue(true);
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expect(await asyncEvery([1, 2, 3], predicate)).toBe(true);
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expect(predicate).toHaveBeenCalledTimes(3);
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expect(predicate).toHaveBeenCalledWith(1);
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expect(predicate).toHaveBeenCalledWith(2);
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expect(predicate).toHaveBeenCalledWith(3);
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});
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it("when called with some items and the predicate resolves to false for all of them, it should return false", async () => {
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const predicate = jest.fn().mockResolvedValue(false);
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expect(await asyncEvery([1, 2, 3], predicate)).toBe(false);
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expect(predicate).toHaveBeenCalledTimes(1);
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expect(predicate).toHaveBeenCalledWith(1);
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});
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it("when called with some items and the predicate resolves to false for one of them, it should return false", async () => {
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const predicate = jest.fn().mockResolvedValueOnce(true).mockResolvedValueOnce(false);
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expect(await asyncEvery([1, 2, 3], predicate)).toBe(false);
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expect(predicate).toHaveBeenCalledTimes(2);
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expect(predicate).toHaveBeenCalledWith(1);
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expect(predicate).toHaveBeenCalledWith(2);
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});
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});
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describe("asyncSome", () => {
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it("when called with an empty array, it should return false", async () => {
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expect(await asyncSome([], jest.fn().mockResolvedValue(true))).toBe(false);
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});
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it("when called with some items and the predicate resolves to false for all of them, it should return false", async () => {
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const predicate = jest.fn().mockResolvedValue(false);
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expect(await asyncSome([1, 2, 3], predicate)).toBe(false);
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expect(predicate).toHaveBeenCalledTimes(3);
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expect(predicate).toHaveBeenCalledWith(1);
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expect(predicate).toHaveBeenCalledWith(2);
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expect(predicate).toHaveBeenCalledWith(3);
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});
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it("when called with some items and the predicate resolves to true, it should short-circuit and return true", async () => {
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const predicate = jest.fn().mockResolvedValueOnce(false).mockResolvedValueOnce(true);
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expect(await asyncSome([1, 2, 3], predicate)).toBe(true);
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expect(predicate).toHaveBeenCalledTimes(2);
|
|
expect(predicate).toHaveBeenCalledWith(1);
|
|
expect(predicate).toHaveBeenCalledWith(2);
|
|
});
|
|
});
|
|
});
|