291 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			291 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			TypeScript
		
	
	
/*
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Copyright 2024 New Vector Ltd.
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Copyright 2022 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 { mocked, MockedObject } from "jest-mock";
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import { last } from "lodash";
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import {
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    MatrixEvent,
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    MatrixClient,
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    ClientEvent,
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    EventTimeline,
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    EventType,
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    MatrixEventEvent,
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} from "matrix-js-sdk/src/matrix";
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import { ClientWidgetApi, WidgetApiFromWidgetAction } from "matrix-widget-api";
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import { waitFor } from "jest-matrix-react";
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import { stubClient, mkRoom, mkEvent } from "../../../test-utils";
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import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
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import { StopGapWidget } from "../../../../src/stores/widgets/StopGapWidget";
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import ActiveWidgetStore from "../../../../src/stores/ActiveWidgetStore";
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import SettingsStore from "../../../../src/settings/SettingsStore";
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jest.mock("matrix-widget-api/lib/ClientWidgetApi");
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describe("StopGapWidget", () => {
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    let client: MockedObject<MatrixClient>;
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    let widget: StopGapWidget;
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    let messaging: MockedObject<ClientWidgetApi>;
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    beforeEach(() => {
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        stubClient();
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        client = mocked(MatrixClientPeg.safeGet());
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        widget = new StopGapWidget({
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            app: {
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                id: "test",
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                creatorUserId: "@alice:example.org",
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                type: "example",
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                url: "https://example.org?user-id=$matrix_user_id&device-id=$org.matrix.msc3819.matrix_device_id&base-url=$org.matrix.msc4039.matrix_base_url&theme=$org.matrix.msc2873.client_theme",
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                roomId: "!1:example.org",
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            },
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            room: mkRoom(client, "!1:example.org"),
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            userId: "@alice:example.org",
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            creatorUserId: "@alice:example.org",
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            waitForIframeLoad: true,
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            userWidget: false,
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        });
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        // Start messaging without an iframe, since ClientWidgetApi is mocked
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        widget.startMessaging(null as unknown as HTMLIFrameElement);
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        messaging = mocked(last(mocked(ClientWidgetApi).mock.instances)!);
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    });
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    afterEach(() => {
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        widget.stopMessaging();
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    });
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    it("should replace parameters in widget url template", () => {
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        const originGetValue = SettingsStore.getValue;
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        const spy = jest.spyOn(SettingsStore, "getValue").mockImplementation((setting) => {
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            if (setting === "theme") return "my-theme-for-testing";
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            return originGetValue(setting);
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        });
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        expect(widget.embedUrl).toBe(
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            "https://example.org/?user-id=%40userId%3Amatrix.org&device-id=ABCDEFGHI&base-url=https%3A%2F%2Fmatrix-client.matrix.org&theme=my-theme-for-testing&widgetId=test&parentUrl=http%3A%2F%2Flocalhost%2F",
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        );
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        spy.mockClear();
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    });
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    it("feeds incoming to-device messages to the widget", async () => {
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        const event = mkEvent({
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            event: true,
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            type: "org.example.foo",
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            user: "@alice:example.org",
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            content: { hello: "world" },
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        });
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        client.emit(ClientEvent.ToDeviceEvent, event);
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        await Promise.resolve(); // flush promises
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        expect(messaging.feedToDevice).toHaveBeenCalledWith(event.getEffectiveEvent(), false);
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    });
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    describe("feed event", () => {
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        let event1: MatrixEvent;
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        let event2: MatrixEvent;
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        beforeEach(() => {
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            event1 = mkEvent({
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                event: true,
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                id: "$event-id1",
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                type: "org.example.foo",
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                user: "@alice:example.org",
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                content: { hello: "world" },
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                room: "!1:example.org",
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            });
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            event2 = mkEvent({
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                event: true,
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                id: "$event-id2",
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                type: "org.example.foo",
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                user: "@alice:example.org",
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                content: { hello: "world" },
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                room: "!1:example.org",
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            });
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            const room = mkRoom(client, "!1:example.org");
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            client.getRoom.mockImplementation((roomId) => (roomId === "!1:example.org" ? room : null));
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            room.getLiveTimeline.mockReturnValue({
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                getEvents: (): MatrixEvent[] => [event1, event2],
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            } as unknown as EventTimeline);
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            messaging.feedEvent.mockResolvedValue();
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        });
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        it("feeds incoming event to the widget", async () => {
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            client.emit(ClientEvent.Event, event1);
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            expect(messaging.feedEvent).toHaveBeenCalledWith(event1.getEffectiveEvent(), "!1:example.org");
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            client.emit(ClientEvent.Event, event2);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event2.getEffectiveEvent(), "!1:example.org");
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        });
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        it("should not feed incoming event to the widget if seen already", async () => {
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            client.emit(ClientEvent.Event, event1);
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            expect(messaging.feedEvent).toHaveBeenCalledWith(event1.getEffectiveEvent(), "!1:example.org");
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            client.emit(ClientEvent.Event, event2);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event2.getEffectiveEvent(), "!1:example.org");
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            client.emit(ClientEvent.Event, event1);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event2.getEffectiveEvent(), "!1:example.org");
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        });
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        it("feeds decrypted events asynchronously", async () => {
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            const event1Encrypted = new MatrixEvent({
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                event_id: event1.getId(),
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                type: EventType.RoomMessageEncrypted,
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                sender: event1.sender?.userId,
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                room_id: event1.getRoomId(),
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                content: {},
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            });
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            const decryptingSpy1 = jest.spyOn(event1Encrypted, "isBeingDecrypted").mockReturnValue(true);
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            client.emit(ClientEvent.Event, event1Encrypted);
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            const event2Encrypted = new MatrixEvent({
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                event_id: event2.getId(),
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                type: EventType.RoomMessageEncrypted,
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                sender: event2.sender?.userId,
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                room_id: event2.getRoomId(),
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                content: {},
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            });
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            const decryptingSpy2 = jest.spyOn(event2Encrypted, "isBeingDecrypted").mockReturnValue(true);
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            client.emit(ClientEvent.Event, event2Encrypted);
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            expect(messaging.feedEvent).not.toHaveBeenCalled();
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            // "Decrypt" the events, but in reverse order; first event 2…
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            event2Encrypted.event.type = event2.getType();
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            event2Encrypted.event.content = event2.getContent();
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            decryptingSpy2.mockReturnValue(false);
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            client.emit(MatrixEventEvent.Decrypted, event2Encrypted);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(1);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event2Encrypted.getEffectiveEvent(), "!1:example.org");
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            // …then event 1
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            event1Encrypted.event.type = event1.getType();
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            event1Encrypted.event.content = event1.getContent();
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            decryptingSpy1.mockReturnValue(false);
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            client.emit(MatrixEventEvent.Decrypted, event1Encrypted);
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            // The events should be fed in that same order so that event 2
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            // doesn't have to be blocked on the decryption of event 1 (or
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            // worse, dropped)
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event1Encrypted.getEffectiveEvent(), "!1:example.org");
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        });
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        it("should not feed incoming event if not in timeline", () => {
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            const event = mkEvent({
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                event: true,
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                id: "$event-id",
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                type: "org.example.foo",
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                user: "@alice:example.org",
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                content: {
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                    hello: "world",
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                },
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                room: "!1:example.org",
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            });
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            client.emit(ClientEvent.Event, event);
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            expect(messaging.feedEvent).toHaveBeenCalledWith(event.getEffectiveEvent(), "!1:example.org");
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        });
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        it("feeds incoming event that is not in timeline but relates to unknown parent to the widget", async () => {
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            const event = mkEvent({
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                event: true,
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                id: "$event-idRelation",
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                type: "org.example.foo",
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                user: "@alice:example.org",
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                content: {
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                    "hello": "world",
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                    "m.relates_to": {
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                        event_id: "$unknown-parent",
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                        rel_type: "m.reference",
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                    },
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                },
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                room: "!1:example.org",
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            });
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            client.emit(ClientEvent.Event, event1);
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            expect(messaging.feedEvent).toHaveBeenCalledWith(event1.getEffectiveEvent(), "!1:example.org");
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            client.emit(ClientEvent.Event, event);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event.getEffectiveEvent(), "!1:example.org");
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            client.emit(ClientEvent.Event, event1);
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            expect(messaging.feedEvent).toHaveBeenCalledTimes(2);
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            expect(messaging.feedEvent).toHaveBeenLastCalledWith(event.getEffectiveEvent(), "!1:example.org");
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        });
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    });
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});
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describe("StopGapWidget with stickyPromise", () => {
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    let client: MockedObject<MatrixClient>;
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    let widget: StopGapWidget;
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    let messaging: MockedObject<ClientWidgetApi>;
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    beforeEach(() => {
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        stubClient();
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        client = mocked(MatrixClientPeg.safeGet());
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    });
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    afterEach(() => {
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        widget.stopMessaging();
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    });
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    it("should wait for the sticky promise to resolve before starting messaging", async () => {
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        jest.useFakeTimers();
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        const getStickyPromise = async () => {
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            return new Promise<void>((resolve) => {
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                setTimeout(() => {
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                    resolve();
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                }, 1000);
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            });
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        };
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        widget = new StopGapWidget({
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            app: {
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                id: "test",
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                creatorUserId: "@alice:example.org",
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                type: "example",
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                url: "https://example.org?user-id=$matrix_user_id&device-id=$org.matrix.msc3819.matrix_device_id&base-url=$org.matrix.msc4039.matrix_base_url",
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                roomId: "!1:example.org",
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            },
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            room: mkRoom(client, "!1:example.org"),
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            userId: "@alice:example.org",
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            creatorUserId: "@alice:example.org",
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            waitForIframeLoad: true,
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            userWidget: false,
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            stickyPromise: getStickyPromise,
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        });
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        const setPersistenceSpy = jest.spyOn(ActiveWidgetStore.instance, "setWidgetPersistence");
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        // Start messaging without an iframe, since ClientWidgetApi is mocked
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        widget.startMessaging(null as unknown as HTMLIFrameElement);
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        const emitSticky = async () => {
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            messaging = mocked(last(mocked(ClientWidgetApi).mock.instances)!);
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            messaging?.hasCapability.mockReturnValue(true);
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            // messaging.transport.reply will be called but transport is undefined in this test environment
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            // This just makes sure the call doesn't throw
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            Object.defineProperty(messaging, "transport", { value: { reply: () => {} } });
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            messaging.on.mock.calls.find(([event, listener]) => {
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                if (event === `action:${WidgetApiFromWidgetAction.UpdateAlwaysOnScreen}`) {
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                    listener({ preventDefault: () => {}, detail: { data: { value: true } } });
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                    return true;
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                }
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            });
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        };
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        await emitSticky();
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        expect(setPersistenceSpy).not.toHaveBeenCalled();
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        // Advance the fake timer so that the sticky promise resolves
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        jest.runAllTimers();
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        // Use a real timer and wait for the next tick so the sticky promise can resolve
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        jest.useRealTimers();
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        waitFor(() => expect(setPersistenceSpy).toHaveBeenCalled(), { interval: 5 });
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    });
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});
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