import { Glob } from "bun";
import { expect, test } from "bun:test";
import { chdir } from "node:process";
import { fileURLToPath } from "node:url";

import init, { format } from "../pkg/rust_fmt";

await init();

const test_root = fileURLToPath(import.meta.resolve("../test_data"));
chdir(test_root);

const glob = new Glob("**/*.rs");

for await (const input_path of glob.scan()) {
	const [input, expected] = await Promise.all([
		Bun.file(input_path).text(),
		Bun.file(input_path + ".snap").text().catch(() => {
			// 如果没有 snap 文件，就创建一个
			const formatted = format(input);
			return formatted;
		}),
	]);

	test(input_path, () => {
		const actual = format(input);
		expect(actual).toBe(expected);
	});
}