94 lines
2.5 KiB
TypeScript
94 lines
2.5 KiB
TypeScript
 
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/*
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Copyright 2026 Lotus Guild
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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 { ConnectionQuality } from "livekit-client";
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import { describe, expect, it } from "vitest";
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import { CallQualityTracker } from "./lotusCallSummary";
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const clock = (): { now: () => number; tick: (ms: number) => void } => {
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let t = 1_000_000;
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return {
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now: () => t,
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tick: (ms) => {
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t += ms;
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},
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};
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};
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describe("CallQualityTracker", () => {
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it("reports unknown when nothing was sampled", () => {
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const c = clock();
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const tr = new CallQualityTracker(c.now);
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tr.start();
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c.tick(60_000);
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expect(tr.summary()).toEqual({
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durationMs: 60_000,
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reconnects: 0,
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poorMs: 0,
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verdict: "unknown",
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});
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});
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it("is good when quality stayed fine", () => {
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const c = clock();
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const tr = new CallQualityTracker(c.now);
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tr.start();
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tr.setQuality(ConnectionQuality.Excellent);
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c.tick(30 * 60_000);
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expect(tr.summary().verdict).toBe("good");
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});
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it("accumulates poor time across episodes, including an open one", () => {
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const c = clock();
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const tr = new CallQualityTracker(c.now);
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tr.start();
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tr.setQuality(ConnectionQuality.Good);
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c.tick(60_000);
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tr.setQuality(ConnectionQuality.Poor);
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c.tick(10_000);
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tr.setQuality(ConnectionQuality.Good);
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c.tick(60_000);
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tr.setQuality(ConnectionQuality.Lost);
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c.tick(5_000);
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const s = tr.summary();
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expect(s.poorMs).toBe(15_000);
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expect(s.durationMs).toBe(135_000);
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expect(s.verdict).toBe("fair");
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});
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it("is poor with many reconnects or mostly-poor quality", () => {
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const c = clock();
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const tr = new CallQualityTracker(c.now);
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tr.start();
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tr.setQuality(ConnectionQuality.Good);
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for (let i = 0; i < 4; i += 1) tr.reconnect();
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c.tick(60_000);
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expect(tr.summary()).toMatchObject({ reconnects: 4, verdict: "poor" });
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const tr2 = new CallQualityTracker(c.now);
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tr2.start();
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tr2.setQuality(ConnectionQuality.Poor);
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c.tick(60_000);
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expect(tr2.summary().verdict).toBe("poor");
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});
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it("ignores unknown samples and only starts once", () => {
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const c = clock();
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const tr = new CallQualityTracker(c.now);
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tr.start();
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c.tick(1_000);
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tr.start();
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tr.setQuality(ConnectionQuality.Unknown);
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c.tick(1_000);
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expect(tr.summary()).toMatchObject({
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durationMs: 2_000,
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verdict: "unknown",
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});
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});
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});
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