feat: show call participants in room list (Discord-style)

apps/web/test/viewmodels/audio/AudioPlayerViewModel-test.tsx

@@ -0,0 +1,75 @@
+/*
+ * Copyright 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+import { type ChangeEvent, type KeyboardEvent as ReactKeyboardEvent } from "react";
+import { waitFor } from "@testing-library/dom";
+
+import { type Playback, PlaybackState } from "../../../src/audio/Playback";
+import { AudioPlayerViewModel } from "../../../src/viewmodels/room/timeline/event-tile/body/AudioPlayerViewModel";
+import { MockedPlayback } from "../../unit-tests/audio/MockedPlayback";
+
+describe("AudioPlayerViewModel", () => {
+    let playback: Playback;
+    beforeEach(() => {
+        playback = new MockedPlayback(PlaybackState.Decoding, 50, 10) as unknown as Playback;
+    });
+
+    it("should return the snapshot", () => {
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "mediaName" });
+        expect(vm.getSnapshot()).toMatchObject({
+            mediaName: "mediaName",
+            sizeBytes: 8000,
+            playbackState: "decoding",
+            durationSeconds: 50,
+            playedSeconds: 10,
+            percentComplete: 20,
+            error: false,
+        });
+    });
+
+    it("should toggle the playback state", async () => {
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "mediaName" });
+
+        await vm.togglePlay();
+        expect(playback.toggle).toHaveBeenCalled();
+    });
+
+    it("should move the playback on seekbar change", async () => {
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "mediaName" });
+        await vm.onSeekbarChange({ target: { value: "20" } } as ChangeEvent<HTMLInputElement>);
+        expect(playback.skipTo).toHaveBeenCalledWith(10); // 20% of 50 seconds
+    });
+
+    it("should has error=true when playback.prepare fails", async () => {
+        jest.spyOn(playback, "prepare").mockRejectedValue(new Error("Failed to prepare playback"));
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "mediaName" });
+        await waitFor(() => expect(vm.getSnapshot().error).toBe(true));
+    });
+
+    it("should handle key down events", () => {
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "mediaName" });
+        let event = new KeyboardEvent("keydown", { key: " " }) as unknown as ReactKeyboardEvent<HTMLDivElement>;
+        vm.onKeyDown(event);
+        expect(playback.toggle).toHaveBeenCalled();
+
+        event = new KeyboardEvent("keydown", { key: "ArrowLeft" }) as unknown as ReactKeyboardEvent<HTMLDivElement>;
+        vm.onKeyDown(event);
+        expect(playback.skipTo).toHaveBeenCalledWith(10 - 5); // 5 seconds back
+
+        event = new KeyboardEvent("keydown", { key: "ArrowRight" }) as unknown as ReactKeyboardEvent<HTMLDivElement>;
+        vm.onKeyDown(event);
+        expect(playback.skipTo).toHaveBeenCalledWith(10 + 5); // 5 seconds forward
+    });
+
+    it("should update snapshot when setProps is called with new mediaName", () => {
+        const vm = new AudioPlayerViewModel({ playback, mediaName: "oldName" });
+        expect(vm.getSnapshot().mediaName).toBe("oldName");
+
+        vm.setProps({ mediaName: "newName" });
+        expect(vm.getSnapshot().mediaName).toBe("newName");
+    });
+});