57 lines
2.0 KiB
TypeScript
57 lines
2.0 KiB
TypeScript
import { describe, it, expect } from "vitest";
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import { formatDuration, formatMessageTimestamp } from "./time";
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describe("formatDuration", () => {
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it("renders sub-minute durations as whole seconds", () => {
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expect(formatDuration(0)).toBe("0s");
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expect(formatDuration(5_600)).toBe("5s");
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expect(formatDuration(9_900)).toBe("9s");
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expect(formatDuration(10_400)).toBe("10s");
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expect(formatDuration(12_340)).toBe("12s");
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expect(formatDuration(47_000)).toBe("47s");
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});
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it("renders minutes and remainder seconds without decimals", () => {
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expect(formatDuration(75_230)).toBe("1m 15s");
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expect(formatDuration(132_000)).toBe("2m 12s");
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expect(formatDuration(120_000)).toBe("2m");
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});
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it("renders hours and remainder minutes without decimals", () => {
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expect(formatDuration(3_900_000)).toBe("1h 5m");
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expect(formatDuration(3_600_000)).toBe("1h");
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});
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it("guards against negative and NaN", () => {
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expect(formatDuration(-1)).toBe("0s");
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expect(formatDuration(Number.NaN)).toBe("0s");
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});
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});
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describe("formatMessageTimestamp", () => {
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it("shows only time for same-day timestamps", () => {
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const now = new Date(2026, 4, 14, 17, 30);
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const date = new Date(2026, 4, 14, 12, 23);
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const formatted = formatMessageTimestamp(date, now);
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expect(formatted).toMatch(/12:23/);
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expect(formatted).not.toMatch(/Thursday|Wednesday/);
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});
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it("includes weekday for timestamps within the last 6 days", () => {
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// 2026-05-14 is a Thursday. 2026-05-11 is a Monday.
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const now = new Date(2026, 4, 14, 17, 30);
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const date = new Date(2026, 4, 11, 22, 12);
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const formatted = formatMessageTimestamp(date, now);
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expect(formatted).toMatch(/Monday/);
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expect(formatted).toMatch(/10:12 PM|22:12/);
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});
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it("includes full date for older timestamps", () => {
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const now = new Date(2026, 4, 14, 17, 30);
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const date = new Date(2026, 3, 1, 9, 5);
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const formatted = formatMessageTimestamp(date, now);
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expect(formatted).toMatch(/Apr|April/);
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expect(formatted).toMatch(/2026/);
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});
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});
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