Add tests

src/livekit/MatrixAudioRenderer.test.tsx

@@ -0,0 +1,104 @@
+/*
+Copyright 2023, 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 { afterEach, beforeEach, expect, it, vi } from "vitest";
+import { render } from "@testing-library/react";
+import { type CallMembership } from "matrix-js-sdk/lib/matrixrtc";
+import {
+  getTrackReferenceId,
+  type TrackReference,
+} from "@livekit/components-core";
+import { type RemoteAudioTrack } from "livekit-client";
+import { type ReactNode } from "react";
+import { useTracks } from "@livekit/components-react";
+
+import { testAudioContext } from "../useAudioContext.test";
+import * as MediaDevicesContext from "./MediaDevicesContext";
+import { MatrixAudioRenderer } from "./MatrixAudioRenderer";
+import { mockTrack } from "../utils/test";
+
+export const TestAudioContextConstructor = vi.fn(() => testAudioContext);
+
+beforeEach(() => {
+  vi.stubGlobal("AudioContext", TestAudioContextConstructor);
+});
+
+afterEach(() => {
+  vi.unstubAllGlobals();
+  vi.clearAllMocks();
+});
+
+vi.mock("@livekit/components-react", async (importOriginal) => {
+  return {
+    ...(await importOriginal()), // this will only affect "foo" outside of the original module
+    AudioTrack: (props: { trackRef: TrackReference }): ReactNode => {
+      return (
+        <audio data-testid={"audio"}>
+          {getTrackReferenceId(props.trackRef)}
+        </audio>
+      );
+    },
+    useTracks: vi.fn(),
+  };
+});
+
+const tracks = [mockTrack("test:123")];
+vi.mocked(useTracks).mockReturnValue(tracks);
+
+it("should render for member", () => {
+  const { container, queryAllByTestId } = render(
+    <MatrixAudioRenderer
+      members={[{ sender: "test", deviceId: "123" }] as CallMembership[]}
+    />,
+  );
+  expect(container).toBeTruthy();
+  expect(queryAllByTestId("audio")).toHaveLength(1);
+});
+it("should not render without member", () => {
+  const { container, queryAllByTestId } = render(
+    <MatrixAudioRenderer
+      members={[{ sender: "othermember", deviceId: "123" }] as CallMembership[]}
+    />,
+  );
+  expect(container).toBeTruthy();
+  expect(queryAllByTestId("audio")).toHaveLength(0);
+});
+
+it("should not setup audioContext gain and pan if there is no need to.", () => {
+  render(
+    <MatrixAudioRenderer
+      members={[{ sender: "test", deviceId: "123" }] as CallMembership[]}
+    />,
+  );
+  const audioTrack = tracks[0].publication.track! as RemoteAudioTrack;
+
+  expect(audioTrack.setAudioContext).toHaveBeenCalledTimes(1);
+  expect(audioTrack.setAudioContext).toHaveBeenCalledWith(undefined);
+  expect(audioTrack.setWebAudioPlugins).toHaveBeenCalledTimes(1);
+  expect(audioTrack.setWebAudioPlugins).toHaveBeenCalledWith([]);
+
+  expect(testAudioContext.gain.gain.value).toEqual(1);
+  expect(testAudioContext.pan.pan.value).toEqual(0);
+});
+it("should setup audioContext gain and pan", () => {
+  vi.spyOn(MediaDevicesContext, "useEarpieceAudioConfig").mockReturnValue({
+    pan: 1,
+    volume: 0.1,
+  });
+  render(
+    <MatrixAudioRenderer
+      members={[{ sender: "test", deviceId: "123" }] as CallMembership[]}
+    />,
+  );
+
+  const audioTrack = tracks[0].publication.track! as RemoteAudioTrack;
+  expect(audioTrack.setAudioContext).toHaveBeenCalled();
+  expect(audioTrack.setWebAudioPlugins).toHaveBeenCalled();
+
+  expect(testAudioContext.gain.gain.value).toEqual(0.1);
+  expect(testAudioContext.pan.pan.value).toEqual(1);
+});

src/livekit/MediaDevicesContext.tsx

@@ -26,8 +26,8 @@ import {
   audioInput as audioInputSetting,
   audioOutput as audioOutputSetting,
   videoInput as videoInputSetting,
+  alwaysShowIphoneEarpiece as alwaysShowIphoneEarpieceSetting,
   type Setting,
-  alwaysShowIphoneEarpieceSetting,
 } from "../settings/settings";
 
 export const EARPIECE_CONFIG_ID = "earpiece-id";