mirror of
https://github.com/vector-im/element-call.git
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47cd343d44
They had loose types that were allowing them also output local members. They don't do this, it's just misleading.
335 lines
11 KiB
TypeScript
335 lines
11 KiB
TypeScript
/*
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Copyright 2025 Element Creations Ltd.
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SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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Please see LICENSE in the repository root for full details.
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*/
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import { afterEach, beforeEach, describe, expect, test, vi } from "vitest";
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import { BehaviorSubject } from "rxjs";
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import { type LivekitTransport } from "matrix-js-sdk/lib/matrixrtc";
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import { type RemoteParticipant } from "livekit-client";
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import { logger } from "matrix-js-sdk/lib/logger";
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import { Epoch, mapEpoch, ObservableScope } from "../../ObservableScope.ts";
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import {
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createConnectionManager$,
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type ConnectionManagerData,
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} from "./ConnectionManager.ts";
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import { type ConnectionFactory } from "./ConnectionFactory.ts";
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import { type Connection } from "./Connection.ts";
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import { withTestScheduler } from "../../../utils/test.ts";
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import { areLivekitTransportsEqual } from "./MatrixLivekitMembers.ts";
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import { type Behavior } from "../../Behavior.ts";
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// Some test constants
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const TRANSPORT_1: LivekitTransport = {
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type: "livekit",
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livekit_service_url: "https://lk.example.org",
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livekit_alias: "!alias:example.org",
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};
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const TRANSPORT_2: LivekitTransport = {
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type: "livekit",
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livekit_service_url: "https://lk.sample.com",
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livekit_alias: "!alias:sample.com",
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};
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let fakeConnectionFactory: ConnectionFactory;
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let testScope: ObservableScope;
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// Can be useful to track all created connections in tests, even the disposed ones
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let allCreatedConnections: Connection[];
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beforeEach(() => {
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testScope = new ObservableScope();
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allCreatedConnections = [];
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fakeConnectionFactory = {} as unknown as ConnectionFactory;
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vi.mocked(fakeConnectionFactory).createConnection = vi
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.fn()
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.mockImplementation(
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(transport: LivekitTransport, scope: ObservableScope) => {
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const mockConnection = {
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transport,
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remoteParticipantsWithTracks$: new BehaviorSubject([]),
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} as unknown as Connection;
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vi.mocked(mockConnection).start = vi.fn();
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vi.mocked(mockConnection).stop = vi.fn();
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// Tie the connection's lifecycle to the scope to test scope lifecycle management
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scope.onEnd(() => {
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void mockConnection.stop();
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});
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allCreatedConnections.push(mockConnection);
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return mockConnection;
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},
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);
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});
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afterEach(() => {
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testScope.end();
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});
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describe("connections$ stream", () => {
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test("Should create and start new connections for each transports", () => {
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withTestScheduler(({ behavior, expectObservable }) => {
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const { connectionManagerData$ } = createConnectionManager$({
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scope: testScope,
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connectionFactory: fakeConnectionFactory,
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inputTransports$: behavior("a", {
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a: new Epoch([TRANSPORT_1, TRANSPORT_2], 0),
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}),
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logger: logger,
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});
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expectObservable(
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connectionManagerData$.pipe(mapEpoch((d) => d.getConnections())),
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).toBe("a", {
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a: expect.toSatisfy((e: Epoch<Connection[]>) => {
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const connections = e.value;
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expect(connections.length).toBe(2);
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expect(
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vi.mocked(fakeConnectionFactory).createConnection,
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).toHaveBeenCalledTimes(2);
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const conn1 = connections.find((c) =>
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areLivekitTransportsEqual(c.transport, TRANSPORT_1),
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);
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expect(conn1).toBeDefined();
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expect(conn1!.start).toHaveBeenCalled();
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const conn2 = connections.find((c) =>
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areLivekitTransportsEqual(c.transport, TRANSPORT_2),
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);
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expect(conn2).toBeDefined();
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expect(conn2!.start).toHaveBeenCalled();
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return true;
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}),
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});
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});
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});
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test("Should start connection only once", () => {
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withTestScheduler(({ behavior, expectObservable }) => {
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const { connectionManagerData$ } = createConnectionManager$({
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scope: testScope,
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connectionFactory: fakeConnectionFactory,
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inputTransports$: behavior("abcdef", {
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a: new Epoch([TRANSPORT_1], 0),
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b: new Epoch([TRANSPORT_1], 1),
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c: new Epoch([TRANSPORT_1], 2),
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d: new Epoch([TRANSPORT_1], 3),
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e: new Epoch([TRANSPORT_1], 4),
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f: new Epoch([TRANSPORT_1, TRANSPORT_2], 5),
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}),
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logger: logger,
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});
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expectObservable(
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connectionManagerData$.pipe(mapEpoch((d) => d.getConnections())),
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).toBe("xxxxxa", {
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x: expect.anything(),
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a: expect.toSatisfy((e: Epoch<Connection[]>) => {
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const connections = e.value;
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expect(connections.length).toBe(2);
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expect(
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vi.mocked(fakeConnectionFactory).createConnection,
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).toHaveBeenCalledTimes(2);
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const conn2 = connections.find((c) =>
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areLivekitTransportsEqual(c.transport, TRANSPORT_2),
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);
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expect(conn2).toBeDefined();
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const conn1 = connections.find((c) =>
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areLivekitTransportsEqual(c.transport, TRANSPORT_1),
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);
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expect(conn1).toBeDefined();
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expect(conn1!.start).toHaveBeenCalledOnce();
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return true;
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}),
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});
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});
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});
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test("Should cleanup connections when not needed anymore", () => {
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withTestScheduler(({ behavior, expectObservable }) => {
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const { connectionManagerData$ } = createConnectionManager$({
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scope: testScope,
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connectionFactory: fakeConnectionFactory,
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inputTransports$: behavior("abc", {
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a: new Epoch([TRANSPORT_1], 0),
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b: new Epoch([TRANSPORT_1, TRANSPORT_2], 1),
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c: new Epoch([TRANSPORT_1], 2),
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}),
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logger: logger,
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});
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expectObservable(
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connectionManagerData$.pipe(mapEpoch((d) => d.getConnections())),
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).toBe("xab", {
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x: expect.anything(),
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a: expect.toSatisfy((e: Epoch<Connection[]>) => {
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const connections = e.value;
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expect(connections.length).toBe(2);
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return true;
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}),
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b: expect.toSatisfy((e: Epoch<Connection[]>) => {
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const connections = e.value;
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expect(connections.length).toBe(1);
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// The second connection should have been stopped has it is no longer needed.
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const connection2 = allCreatedConnections.find((c) =>
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areLivekitTransportsEqual(c.transport, TRANSPORT_2),
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);
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expect(connection2).toBeDefined();
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expect(connection2!.stop).toHaveBeenCalled();
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// The first connection should still be active
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const conn1 = connections[0];
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expect(conn1.stop).not.toHaveBeenCalledOnce();
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return true;
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}),
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});
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});
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});
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});
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describe("connectionManagerData$ stream", () => {
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// Used in test to control fake connections' remoteParticipantsWithTracks$ streams
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let fakeRemoteParticipantsStreams: Map<string, Behavior<RemoteParticipant[]>>;
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function keyForTransport(transport: LivekitTransport): string {
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return `${transport.livekit_service_url}|${transport.livekit_alias}`;
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}
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beforeEach(() => {
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fakeRemoteParticipantsStreams = new Map();
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function getRemoteParticipantsFor(
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transport: LivekitTransport,
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): Behavior<RemoteParticipant[]> {
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return (
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fakeRemoteParticipantsStreams.get(keyForTransport(transport)) ??
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new BehaviorSubject([])
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);
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}
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// need a more advanced fake connection factory
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vi.mocked(fakeConnectionFactory).createConnection = vi
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.fn()
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.mockImplementation(
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(transport: LivekitTransport, scope: ObservableScope) => {
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const fakeRemoteParticipants$ = new BehaviorSubject<
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RemoteParticipant[]
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>([]);
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const mockConnection = {
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transport,
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remoteParticipantsWithTracks$: getRemoteParticipantsFor(transport),
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} as unknown as Connection;
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vi.mocked(mockConnection).start = vi.fn();
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vi.mocked(mockConnection).stop = vi.fn();
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// Tie the connection's lifecycle to the scope to test scope lifecycle management
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scope.onEnd(() => {
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void mockConnection.stop();
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});
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fakeRemoteParticipantsStreams.set(
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keyForTransport(transport),
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fakeRemoteParticipants$,
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);
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return mockConnection;
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},
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);
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});
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test("Should report connections with the remote participants", () => {
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withTestScheduler(({ expectObservable, schedule, behavior }) => {
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// Setup the fake participants streams behavior
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// ==============================
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fakeRemoteParticipantsStreams.set(
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keyForTransport(TRANSPORT_1),
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behavior("oa-b", {
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o: [],
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a: [{ identity: "user1A" } as RemoteParticipant],
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b: [
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{ identity: "user1A" } as RemoteParticipant,
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{ identity: "user1B" } as RemoteParticipant,
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],
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}),
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);
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fakeRemoteParticipantsStreams.set(
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keyForTransport(TRANSPORT_2),
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behavior("o-a", {
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o: [],
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a: [{ identity: "user2A" } as RemoteParticipant],
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}),
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);
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// ==============================
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const { connectionManagerData$ } = createConnectionManager$({
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scope: testScope,
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connectionFactory: fakeConnectionFactory,
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inputTransports$: behavior("a", {
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a: new Epoch([TRANSPORT_1, TRANSPORT_2], 0),
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}),
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logger,
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});
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expectObservable(connectionManagerData$).toBe("abcd", {
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a: expect.toSatisfy((e) => {
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const data: ConnectionManagerData = e.value;
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expect(data.getConnections().length).toBe(2);
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expect(data.getParticipantForTransport(TRANSPORT_1).length).toBe(0);
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expect(data.getParticipantForTransport(TRANSPORT_2).length).toBe(0);
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return true;
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}),
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b: expect.toSatisfy((e) => {
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const data: ConnectionManagerData = e.value;
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expect(data.getConnections().length).toBe(2);
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expect(data.getParticipantForTransport(TRANSPORT_1).length).toBe(1);
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expect(data.getParticipantForTransport(TRANSPORT_2).length).toBe(0);
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expect(data.getParticipantForTransport(TRANSPORT_1)[0].identity).toBe(
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"user1A",
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);
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return true;
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}),
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c: expect.toSatisfy((e) => {
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const data: ConnectionManagerData = e.value;
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expect(data.getConnections().length).toBe(2);
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expect(data.getParticipantForTransport(TRANSPORT_1).length).toBe(1);
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expect(data.getParticipantForTransport(TRANSPORT_2).length).toBe(1);
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expect(data.getParticipantForTransport(TRANSPORT_1)[0].identity).toBe(
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"user1A",
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);
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expect(data.getParticipantForTransport(TRANSPORT_2)[0].identity).toBe(
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"user2A",
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);
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return true;
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}),
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d: expect.toSatisfy((e) => {
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const data: ConnectionManagerData = e.value;
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expect(data.getConnections().length).toBe(2);
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expect(data.getParticipantForTransport(TRANSPORT_1).length).toBe(2);
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expect(data.getParticipantForTransport(TRANSPORT_2).length).toBe(1);
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expect(data.getParticipantForTransport(TRANSPORT_1)[0].identity).toBe(
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"user1A",
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);
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expect(data.getParticipantForTransport(TRANSPORT_1)[1].identity).toBe(
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"user1B",
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);
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expect(data.getParticipantForTransport(TRANSPORT_2)[0].identity).toBe(
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"user2A",
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);
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return true;
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}),
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});
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});
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});
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});
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