Very bit test overhaul. All displayname tests are now done in the

Metadata file. and not in the CallViewModel anymore.

src/state/CallViewModel/localMember/LocalMembership.test.ts

@@ -0,0 +1,176 @@
+/*
+Copyright 2024 New Vector Ltd.
+
+SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+Please see LICENSE in the repository root for full details.
+*/
+
+import {
+  type LivekitTransport,
+  type MatrixRTCSession,
+} from "matrix-js-sdk/lib/matrixrtc";
+import { expect, test, vi } from "vitest";
+import { AutoDiscovery } from "matrix-js-sdk/lib/autodiscovery";
+import EventEmitter from "events";
+
+import { MatrixRTCMode } from "../../../settings/settings";
+import { mockConfig } from "../../../utils/test";
+import * as LocalMembership from "./LocalMembership";
+
+// Read private function so we do not have to make it public
+const enterRTCSession = (
+  LocalMembership as unknown as {
+    enterRTCSession: (
+      rtcSession: MatrixRTCSession,
+      transport: LivekitTransport,
+      {
+        encryptMedia,
+        matrixRTCMode,
+      }: { encryptMedia: boolean; matrixRTCMode: MatrixRTCMode },
+    ) => Promise<void>;
+  }
+).enterRTCSession;
+
+const MATRIX_RTC_MODE = MatrixRTCMode.Legacy;
+const getUrlParams = vi.hoisted(() => vi.fn(() => ({})));
+vi.mock("./UrlParams", () => ({ getUrlParams }));
+
+const actualWidget = await vi.hoisted(async () => vi.importActual("./widget"));
+vi.mock("./widget", () => ({
+  ...actualWidget,
+  widget: {
+    api: {
+      setAlwaysOnScreen: (): void => {},
+      transport: { send: vi.fn(), reply: vi.fn(), stop: vi.fn() },
+    },
+    lazyActions: new EventEmitter(),
+  },
+}));
+
+test("It joins the correct Session", async () => {
+  const focusFromOlderMembership = {
+    type: "livekit",
+    livekit_service_url: "http://my-oldest-member-service-url.com",
+    livekit_alias: "my-oldest-member-service-alias",
+  };
+
+  const focusConfigFromWellKnown = {
+    type: "livekit",
+    livekit_service_url: "http://my-well-known-service-url.com",
+  };
+  const focusConfigFromWellKnown2 = {
+    type: "livekit",
+    livekit_service_url: "http://my-well-known-service-url2.com",
+  };
+  const clientWellKnown = {
+    "org.matrix.msc4143.rtc_foci": [
+      focusConfigFromWellKnown,
+      focusConfigFromWellKnown2,
+    ],
+  };
+
+  mockConfig({
+    livekit: { livekit_service_url: "http://my-default-service-url.com" },
+  });
+
+  vi.spyOn(AutoDiscovery, "getRawClientConfig").mockImplementation(
+    async (domain) => {
+      if (domain === "example.org") {
+        return Promise.resolve(clientWellKnown);
+      }
+      return Promise.resolve({});
+    },
+  );
+
+  const mockedSession = vi.mocked({
+    room: {
+      roomId: "roomId",
+      client: {
+        getDomain: vi.fn().mockReturnValue("example.org"),
+        getOpenIdToken: vi.fn().mockResolvedValue({
+          access_token: "ACCCESS_TOKEN",
+          token_type: "Bearer",
+          matrix_server_name: "localhost",
+          expires_in: 10000,
+        }),
+      },
+    },
+    memberships: [],
+    getFocusInUse: vi.fn().mockReturnValue(focusFromOlderMembership),
+    getOldestMembership: vi.fn().mockReturnValue({
+      getPreferredFoci: vi.fn().mockReturnValue([focusFromOlderMembership]),
+    }),
+    joinRoomSession: vi.fn(),
+  }) as unknown as MatrixRTCSession;
+
+  await enterRTCSession(
+    mockedSession,
+    {
+      livekit_alias: "roomId",
+      livekit_service_url: "http://my-well-known-service-url.com",
+      type: "livekit",
+    },
+    {
+      encryptMedia: true,
+      matrixRTCMode: MATRIX_RTC_MODE,
+    },
+  );
+
+  expect(mockedSession.joinRoomSession).toHaveBeenLastCalledWith(
+    [
+      {
+        livekit_alias: "roomId",
+        livekit_service_url: "http://my-well-known-service-url.com",
+        type: "livekit",
+      },
+    ],
+    undefined,
+    expect.objectContaining({
+      manageMediaKeys: true,
+      useLegacyMemberEvents: false,
+    }),
+  );
+});
+
+test("It should not fail with configuration error if homeserver config has livekit url but not fallback", async () => {
+  mockConfig({});
+  vi.spyOn(AutoDiscovery, "getRawClientConfig").mockResolvedValue({
+    "org.matrix.msc4143.rtc_foci": [
+      {
+        type: "livekit",
+        livekit_service_url: "http://my-well-known-service-url.com",
+      },
+    ],
+  });
+
+  const mockedSession = vi.mocked({
+    room: {
+      roomId: "roomId",
+      client: {
+        getDomain: vi.fn().mockReturnValue("example.org"),
+        getOpenIdToken: vi.fn().mockResolvedValue({
+          access_token: "ACCCESS_TOKEN",
+          token_type: "Bearer",
+          matrix_server_name: "localhost",
+          expires_in: 10000,
+        }),
+      },
+    },
+    memberships: [],
+    getFocusInUse: vi.fn(),
+    joinRoomSession: vi.fn(),
+  }) as unknown as MatrixRTCSession;
+
+  await enterRTCSession(
+    mockedSession,
+    {
+      livekit_alias: "roomId",
+      livekit_service_url: "http://my-well-known-service-url.com",
+      type: "livekit",
+    },
+    {
+      encryptMedia: true,
+      matrixRTCMode: MATRIX_RTC_MODE,
+    },
+  );
+});