61 lines
2.0 KiB
TypeScript
61 lines
2.0 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 { beforeEach, describe, expect, it } from "vitest";
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import {
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MAX_REMEMBERED,
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getRememberedVolume,
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rememberVolume,
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} from "./lotusVolumeMemory";
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describe("lotusVolumeMemory", () => {
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beforeEach(() => localStorage.clear());
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it("defaults to 1 and remembers a set volume", () => {
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expect(getRememberedVolume("@bob:x")).toBe(1);
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rememberVolume("@bob:x", 0.4);
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expect(getRememberedVolume("@bob:x")).toBe(0.4);
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});
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it("forgets the entry when set back to 1", () => {
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rememberVolume("@bob:x", 0.4);
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rememberVolume("@bob:x", 1);
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expect(getRememberedVolume("@bob:x")).toBe(1);
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expect(localStorage.getItem("lotus-per-user-volume")).toBe("{}");
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});
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it("keeps only the most recently set entries", () => {
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for (let i = 0; i < MAX_REMEMBERED + 5; i++) rememberVolume(`@u${i}:x`, 0.5);
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expect(getRememberedVolume("@u0:x")).toBe(1);
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expect(getRememberedVolume("@u4:x")).toBe(1);
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expect(getRememberedVolume("@u5:x")).toBe(0.5);
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expect(getRememberedVolume(`@u${MAX_REMEMBERED + 4}:x`)).toBe(0.5);
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});
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it("re-setting an old entry makes it recent", () => {
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for (let i = 0; i < MAX_REMEMBERED; i++) rememberVolume(`@u${i}:x`, 0.5);
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rememberVolume("@u0:x", 0.7);
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rememberVolume("@new:x", 0.3);
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expect(getRememberedVolume("@u0:x")).toBe(0.7);
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expect(getRememberedVolume("@u1:x")).toBe(1);
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});
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it("ignores junk in storage and invalid volumes", () => {
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localStorage.setItem(
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"lotus-per-user-volume",
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JSON.stringify({ "@a:x": "loud", "@b:x": 0.2 }),
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);
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expect(getRememberedVolume("@a:x")).toBe(1);
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expect(getRememberedVolume("@b:x")).toBe(0.2);
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rememberVolume("@c:x", Number.NaN);
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expect(getRememberedVolume("@c:x")).toBe(1);
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localStorage.setItem("lotus-per-user-volume", "not json");
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expect(getRememberedVolume("@b:x")).toBe(1);
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});
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});
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