add Time test

src/utils/Time.test.ts

@@ -0,0 +1,67 @@
+import { describe, expect, it } from "vitest";
+import Time from "./Time";
+
+describe("Time", () => {
+	describe("between", () => {
+		it("should return time segments between begin and end", () => {
+			const begin = new Date("2026-01-01T00:00:00.000Z");
+			const end = new Date("2027-01-03T04:05:06.789Z");
+			const result = Time.between(begin, end);
+			expect(result.y).toBe(1);
+			expect(result.d).toBe(2);
+			expect(result.h).toBe(4);
+			expect(result.m).toBe(5);
+			expect(result.s).toBe(6);
+			expect(result.ms).toBeGreaterThanOrEqual(788);
+			expect(result.ms).toBeLessThanOrEqual(789);
+		});
+	});
+
+	describe("duration", () => {
+		it("should return empty string when totalMs is falsy", () => {
+			expect(Time.duration()).toBe("");
+			expect(Time.duration(0)).toBe("");
+		});
+
+		it("should format duration without milliseconds by default", () => {
+			const value = Time.D * 366 + Time.H * 2 + Time.M * 3 + Time.S * 4 + 567;
+			expect(Time.duration(value)).toBe("1 年 1 日 2 小时 3 分钟 4 秒");
+		});
+
+		it("should include milliseconds when ms flag is true", () => {
+			const value = Time.M + 250;
+			expect(Time.duration(value, true)).toBe("1 分钟 250 毫秒");
+		});
+	});
+
+	describe("toMediaTime", () => {
+		it("should format seconds to media time", () => {
+			expect(Time.toMediaTime(59.9)).toBe("00:59");
+			expect(Time.toMediaTime(61)).toBe("01:01");
+			expect(Time.toMediaTime(3661)).toBe("1:01:01");
+		});
+	});
+
+	describe("parseToMS", () => {
+		it("should parse value without unit as milliseconds", () => {
+			expect(Time.parseToMS("10")).toBe(10);
+			expect(Time.parseToMS("10ms")).toBe(10);
+		});
+
+		it("should parse supported units", () => {
+			expect(Time.parseToMS("10s")).toBe(10 * Time.S);
+			expect(Time.parseToMS("10m")).toBe(10 * Time.M);
+			expect(Time.parseToMS("10h")).toBe(10 * Time.H);
+			expect(Time.parseToMS("10d")).toBe(10 * Time.D);
+		});
+
+		it("should parse decimal with spaces and uppercase unit", () => {
+			expect(Time.parseToMS(" 10.5 D ")).toBe(Math.round(10.5 * Time.D));
+		});
+
+		it("should throw for empty or invalid format", () => {
+			expect(() => Time.parseToMS("")).toThrowError("not found timeStr");
+			expect(() => Time.parseToMS("abc")).toThrowError("invalid format: abc");
+		});
+	});
+});