greenflame089
33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
import { describe, it, expect } from "vitest";
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import { clamp, formatBytes, paginate } from "../src/utils/format.js";
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describe("utils/format", () => {
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it("clamp works", () => {
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expect(clamp(5, 0, 10)).toBe(5);
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expect(clamp(-5, 0, 10)).toBe(0);
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expect(clamp(15, 0, 10)).toBe(10);
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});
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it("formatBytes formats correctly", () => {
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expect(formatBytes(0)).toBe("0 B");
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expect(formatBytes(512)).toBe("512 B");
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expect(formatBytes(1024)).toBe("1 KB");
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expect(formatBytes(10 * 1024)).toBe("10 KB");
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expect(formatBytes(1536)).toBe("1.5 KB");
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});
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it("paginate derives indices and total pages", () => {
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const p1 = paginate(100, 1, 25);
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expect(p1).toEqual({ start: 0, end: 25, totalPages: 4, page: 1, perPage: 25 });
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const p4 = paginate(100, 4, 25);
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expect(p4.start).toBe(75);
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expect(p4.end).toBe(100);
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expect(p4.totalPages).toBe(4);
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const clampPage = paginate(10, 99, 25);
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expect(clampPage.page).toBe(1); // totalPages becomes 1
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expect(clampPage.totalPages).toBe(1);
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});
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});
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