|
| 1 | +import { beforeEach, describe, expect, it } from "vitest"; |
| 2 | +import { stringToUuid } from "../uuid"; |
| 3 | +import type { UUID } from "../types"; |
| 4 | + |
| 5 | +describe("UUID Module", () => { |
| 6 | + // Helper function to generate test strings |
| 7 | + const generateTestString = (): string => |
| 8 | + Math.random().toString(36).substring(7); |
| 9 | + |
| 10 | + // Test data setup |
| 11 | + let testString: string; |
| 12 | + let testNumber: number; |
| 13 | + |
| 14 | + beforeEach(() => { |
| 15 | + testString = generateTestString(); |
| 16 | + testNumber = Math.floor(Math.random() * 1000); |
| 17 | + }); |
| 18 | + |
| 19 | + describe("stringToUuid", () => { |
| 20 | + it("should generate a valid UUID matching the standard format", () => { |
| 21 | + const result = stringToUuid(testString) as UUID; |
| 22 | + expect(result).toMatch( |
| 23 | + /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i |
| 24 | + ); |
| 25 | + }); |
| 26 | + |
| 27 | + it("should generate consistent UUIDs for identical inputs", () => { |
| 28 | + const input = testString; |
| 29 | + const uuid1 = stringToUuid(input) as UUID; |
| 30 | + const uuid2 = stringToUuid(input) as UUID; |
| 31 | + expect(uuid1).toBe(uuid2); |
| 32 | + }); |
| 33 | + |
| 34 | + it("should generate unique UUIDs for different inputs", () => { |
| 35 | + const input1 = testString; |
| 36 | + const input2 = generateTestString(); |
| 37 | + const uuid1 = stringToUuid(input1) as UUID; |
| 38 | + const uuid2 = stringToUuid(input2) as UUID; |
| 39 | + expect(uuid1).not.toBe(uuid2); |
| 40 | + }); |
| 41 | + |
| 42 | + describe("input handling", () => { |
| 43 | + it("should convert number inputs to strings correctly", () => { |
| 44 | + const numberUuid = stringToUuid(testNumber) as UUID; |
| 45 | + const stringUuid = stringToUuid(testNumber.toString()) as UUID; |
| 46 | + expect(numberUuid).toBe(stringUuid); |
| 47 | + }); |
| 48 | + |
| 49 | + it("should throw TypeError for invalid input types", () => { |
| 50 | + expect(() => stringToUuid(undefined as any)).toThrow(TypeError); |
| 51 | + expect(() => stringToUuid(null as any)).toThrow(TypeError); |
| 52 | + expect(() => stringToUuid({} as any)).toThrow(TypeError); |
| 53 | + }); |
| 54 | + |
| 55 | + it("should handle empty string input", () => { |
| 56 | + const result = stringToUuid("") as UUID; |
| 57 | + expect(result).toMatch( |
| 58 | + /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i |
| 59 | + ); |
| 60 | + }); |
| 61 | + |
| 62 | + it("should handle Unicode characters and emojis consistently", () => { |
| 63 | + const unicodeInput = "Hello 世界! 🌍"; |
| 64 | + const result1 = stringToUuid(unicodeInput) as UUID; |
| 65 | + const result2 = stringToUuid(unicodeInput) as UUID; |
| 66 | + expect(result1).toBe(result2); |
| 67 | + expect(result1).toMatch( |
| 68 | + /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i |
| 69 | + ); |
| 70 | + }); |
| 71 | + }); |
| 72 | + |
| 73 | + describe("UUID version and variant bits", () => { |
| 74 | + it("should set correct version bits (version 5)", () => { |
| 75 | + const uuid = stringToUuid(testString) as UUID; |
| 76 | + const versionChar = uuid.split("-")[2][0]; |
| 77 | + expect(versionChar).toBe("5"); |
| 78 | + }); |
| 79 | + |
| 80 | + it("should set correct variant bits (RFC4122)", () => { |
| 81 | + const uuid = stringToUuid(testString) as UUID; |
| 82 | + const variantByte = parseInt( |
| 83 | + uuid.split("-")[3].slice(0, 2), |
| 84 | + 16 |
| 85 | + ); |
| 86 | + expect(variantByte >= 0x80 && variantByte <= 0xbf).toBe(true); |
| 87 | + }); |
| 88 | + }); |
| 89 | + |
| 90 | + describe("encoding handling", () => { |
| 91 | + it("should handle URL-unsafe characters", () => { |
| 92 | + const urlUnsafeInput = "test?query=value¶m=123"; |
| 93 | + const result = stringToUuid(urlUnsafeInput) as UUID; |
| 94 | + expect(result).toMatch( |
| 95 | + /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i |
| 96 | + ); |
| 97 | + }); |
| 98 | + |
| 99 | + it("should handle very long inputs", () => { |
| 100 | + const longInput = "a".repeat(1000); |
| 101 | + const result = stringToUuid(longInput) as UUID; |
| 102 | + expect(result).toMatch( |
| 103 | + /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i |
| 104 | + ); |
| 105 | + }); |
| 106 | + }); |
| 107 | + }); |
| 108 | +}); |
0 commit comments