UNPKG

fmt-dur

Version:

Format milisecond durations to a human-readable standard string.

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import { expect, test, describe } from "bun:test"; // compatible with vitest import { default as f } from "./index.ts"; describe("format-duration", () => { test("it works", () => { expect(f(999)).toBe("0:00"); expect(f(1000)).toBe("0:01"); expect(f(1000 * 2 - 1)).toBe("0:01"); expect(f(1000 * 60)).toBe("1:00"); expect(f(1000 * 60 - 1)).toBe("0:59"); expect(f(1000 * 60 * 60)).toBe("1:00:00"); expect(f(1000 * 60 * 60 - 1)).toBe("59:59"); expect(f(1000 * 60 * 60 * 24)).toBe("1:00:00:00"); expect(f(1000 * 60 * 60 * 24 - 1)).toBe("23:59:59"); expect(f(1000 * 60 * 60 * 24 * 365)).toBe("365:00:00:00"); expect(f(1000 * 60 * 60 - 1, { ms: true, msDigits: 2 })).toBe("59:59.99"); }); test("it works with negative durations", () => { expect(f(-999)).toBe("0:00"); expect(f(-1000)).toBe("-0:01"); expect(f(-1000 * 2 + 1)).toBe("-0:01"); expect(f(-1000 * 60)).toBe("-1:00"); expect(f(-1000 * 60 + 1)).toBe("-0:59"); expect(f(-1000 * 60 * 60)).toBe("-1:00:00"); expect(f(-1000 * 60 * 60 + 1)).toBe("-59:59"); expect(f(-1000 * 60 * 60 * 24)).toBe("-1:00:00:00"); expect(f(-1000 * 60 * 60 * 24 + 1)).toBe("-23:59:59"); expect(f(-1000 * 60 * 60 * 24 * 365)).toBe("-365:00:00:00"); }); test("it works with leading zeros", () => { expect(f(999, { leading: true })).toBe("00:00"); expect(f(1000, { leading: true })).toBe("00:01"); expect(f(1000 * 2 - 1, { leading: true })).toBe("00:01"); expect(f(1000 * 60, { leading: true })).toBe("01:00"); expect(f(1000 * 60 - 1, { leading: true })).toBe("00:59"); expect(f(1000 * 60 * 60, { leading: true })).toBe("01:00:00"); expect(f(1000 * 60 * 60 - 1, { leading: true })).toBe("59:59"); expect(f(1000 * 60 * 60 * 24, { leading: true })).toBe("1:00:00:00"); expect(f(1000 * 60 * 60 * 24 - 1, { leading: true })).toBe("23:59:59"); expect(f(1000 * 60 * 60 * 24 * 365, { leading: true })).toBe( "365:00:00:00", ); }); test("it works with leading zeros and milliseconds", () => { expect(f(999, { leading: true, ms: true })).toBe("00:00.999"); expect(f(1000, { leading: true, ms: true })).toBe("00:01.000"); expect(f(1000 * 2 - 1, { leading: true, ms: true })).toBe("00:01.999"); expect(f(1000 * 60, { leading: true, ms: true })).toBe("01:00.000"); expect(f(1000 * 60 - 1, { leading: true, ms: true })).toBe("00:59.999"); expect(f(1000 * 60 * 60, { leading: true, ms: true })).toBe("01:00:00.000"); expect(f(1000 * 60 * 60 - 1, { leading: true, ms: true })).toBe( "59:59.999", ); expect(f(1000 * 60 * 60 * 24, { leading: true, ms: true })).toBe( "1:00:00:00.000", ); expect(f(1000 * 60 * 60 * 24 - 1, { leading: true, ms: true })).toBe( "23:59:59.999", ); expect(f(1000 * 60 * 60 * 24 * 365, { leading: true, ms: true })).toBe( "365:00:00:00.000", ); }); test("it works with negative durations and milliseconds", () => { expect(f(-999, { ms: true })).toBe("-0:00.999"); expect(f(-1000, { ms: true })).toBe("-0:01.000"); expect(f(-1000 * 2 + 1, { ms: true })).toBe("-0:01.999"); expect(f(-1000 * 60, { ms: true })).toBe("-1:00.000"); expect(f(-1000 * 60 + 1, { ms: true })).toBe("-0:59.999"); expect(f(-1000 * 60 * 60, { ms: true })).toBe("-1:00:00.000"); expect(f(-1000 * 60 * 60 + 1, { ms: true })).toBe("-59:59.999"); expect(f(-1000 * 60 * 60 * 24, { ms: true })).toBe("-1:00:00:00.000"); expect(f(-1000 * 60 * 60 * 24 + 1, { ms: true })).toBe("-23:59:59.999"); expect(f(-1000 * 60 * 60 * 24 * 365, { ms: true })).toBe( "-365:00:00:00.000", ); }); });