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https://github.com/snapotter-hq/SnapOtter.git
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61 lines
2.1 KiB
TypeScript
61 lines
2.1 KiB
TypeScript
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import { describe, expect, it } from "vitest";
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import { formatDate, formatDateTime } from "@/lib/format";
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describe("formatDate", () => {
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it("formats a Date object with en-US locale", () => {
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const date = new Date(2025, 0, 15); // Jan 15, 2025
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const result = formatDate(date, "en-US");
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expect(result).toContain("2025");
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expect(result).toContain("15");
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expect(result).toContain("Jan");
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});
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it("formats an ISO date string", () => {
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const result = formatDate("2024-06-01T00:00:00Z", "en-US");
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expect(result).toContain("2024");
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expect(result).toContain("Jun");
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});
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it("handles different locales", () => {
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const date = new Date(2025, 2, 10); // Mar 10, 2025
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const enResult = formatDate(date, "en-US");
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const deResult = formatDate(date, "de-DE");
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// Both should contain the year, but month formatting may differ
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expect(enResult).toContain("2025");
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expect(deResult).toContain("2025");
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});
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it("formats end-of-year date correctly", () => {
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const result = formatDate("2024-12-15T12:00:00Z", "en-US");
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expect(result).toContain("Dec");
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expect(result).toContain("2024");
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});
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});
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describe("formatDateTime", () => {
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it("includes both date and time components", () => {
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const date = new Date(2025, 0, 15, 14, 30); // Jan 15, 2025 at 14:30
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const result = formatDateTime(date, "en-US");
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expect(result).toContain("2025");
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expect(result).toContain("Jan");
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expect(result).toContain("15");
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// Should contain time portion (format varies by locale)
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expect(result).toMatch(/\d{1,2}:\d{2}/);
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});
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it("formats an ISO string with time", () => {
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const result = formatDateTime("2024-07-04T09:15:00Z", "en-US");
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expect(result).toContain("2024");
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expect(result).toContain("Jul");
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expect(result).toMatch(/\d{1,2}:\d{2}/);
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});
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it("handles midnight correctly", () => {
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const date = new Date(2025, 5, 1, 0, 0); // Jun 1, 2025 00:00
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const result = formatDateTime(date, "en-US");
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expect(result).toContain("Jun");
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expect(result).toContain("2025");
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expect(result).toMatch(/\d{1,2}:\d{2}/);
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});
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});
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