2025SELab2-project-Dwengo/frontend/tests/base64/base64ToImage.test.ts
2025-03-04 20:46:27 +00:00

23 lines
869 B
TypeScript

import { describe, it, expect, beforeAll } from "vitest";
import { convertBase64ToImageSrc } from "../../src/utils/base64ToImage.js";
import fs from "fs";
import path from "path";
let sampleBase64: string;
beforeAll(() => {
// Load base64 sample from text file
const filePath = path.resolve(__dirname, "base64Sample.txt");
sampleBase64 = fs.readFileSync(filePath, "utf8").trim();
});
describe("convertBase64ToImageSrc", () => {
it("should return the same string if it is already a valid data URL", () => {
const base64Image = `data:image/png;base64,${sampleBase64}`;
expect(convertBase64ToImageSrc(base64Image)).toBe(base64Image);
});
it("should correctly format a raw Base64 string as a PNG image URL", () => {
expect(convertBase64ToImageSrc(sampleBase64)).toBe(`data:image/png;base64,${sampleBase64}`);
});
});