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30 lines
872 B
TypeScript
30 lines
872 B
TypeScript
     
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import { describe, it, expect } from "vitest";
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import { toFixedNum, kibToGiB } from "./common-utils.js";
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describe("toFixedNum", () => {
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it("rounds to the requested digit count", () => {
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expect(toFixedNum(3.14159, 2)).toBe(3.14);
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expect(toFixedNum(3.14159, 0)).toBe(3);
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expect(toFixedNum(2.5, 0)).toBe(3);
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});
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it("defaults to 2 digits", () => {
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expect(toFixedNum(1.23456)).toBe(1.23);
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});
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it("returns null for non-finite or non-number input", () => {
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expect(toFixedNum(null)).toBeNull();
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expect(toFixedNum(undefined)).toBeNull();
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expect(toFixedNum(NaN)).toBeNull();
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expect(toFixedNum(Infinity)).toBeNull();
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});
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});
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describe("kibToGiB", () => {
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it("converts kibibytes to gibibytes", () => {
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expect(kibToGiB(1024 * 1024)).toBe(1);
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expect(kibToGiB(0)).toBe(0);
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expect(kibToGiB(2 * 1024 * 1024)).toBe(2);
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});
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});
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