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/**
* This file can be directly run
*
* PACKAGE_DIR_TO_USE=(realpath .) bun test/cli/install/dummy.registry.ts
*/
import { file, Server } from "bun";
import { mkdtempSync, realpathSync } from "fs";
let expect: typeof import("bun:test")["expect"];
import { mkdtemp, readdir, realpath, rm, writeFile } from "fs/promises";
import { tmpdir } from "os";
import { basename, join } from "path";
export function tmpdirSync(pattern: string) {
return mkdtempSync(join(realpathSync(tmpdir()), pattern));
}
type Handler = (req: Request) => Response | Promise<Response>;
type Pkg = {
name: string;
version: string;
dist: {
tarball: string;
};
};
let handler: Handler;
let server: Server;
let testCounter = 0;
export let package_dir: string;
export let requested: number;
export let root_url: string;
export function dummyRegistry(urls: string[], info: any = { "0.0.2": {} }) {
const _handler: Handler = async request => {
urls.push(request.url);
expect(request.method).toBe("GET");
if (request.url.endsWith(".tgz")) {
return new Response(file(join(import.meta.dir, basename(request.url).toLowerCase())));
}
expect(request.headers.get("accept")).toBe(
"application/vnd.npm.install-v1+json; q=1.0, application/json; q=0.8, */*",
);
expect(request.headers.get("npm-auth-type")).toBe(null);
expect(await request.text()).toBe("");
const name = request.url.slice(request.url.indexOf("/", root_url.length) + 1);
const versions: Record<string, Pkg> = {};
let version;
for (version in info) {
if (!/^[0-9]/.test(version)) continue;
versions[version] = {
name,
version,
dist: {
tarball: `${request.url}-${info[version].as ?? version}.tgz`,
},
...info[version],
};
}
return new Response(
JSON.stringify({
name,
versions,
"dist-tags": {
latest: info.latest ?? version,
},
}),
);
};
return _handler;
}
export async function readdirSorted(path: PathLike): Promise<string[]> {
const results = await readdir(path);
results.sort();
return results;
}
export function setHandler(newHandler: Handler) {
handler = newHandler;
}
function resetHandler() {
setHandler(() => new Response("Tea Break~", { status: 418 }));
}
export function dummyBeforeAll() {
server = Bun.serve({
async fetch(request) {
requested++;
return await handler(request);
},
port: 0,
});
root_url = `http://localhost:${server.port}`;
}
export function dummyAfterAll() {
server.stop();
}
let packageDirGetter: () => string = () => {
return tmpdirSync("bun-install-test-" + testCounter++ + "--");
};
export async function dummyBeforeEach() {
resetHandler();
requested = 0;
package_dir = packageDirGetter();
await writeFile(
join(package_dir, "bunfig.toml"),
`
[install]
cache = false
registry = "http://localhost:${server.port}/"
`,
);
}
export async function dummyAfterEach() {
resetHandler();
await rm(package_dir, { force: true, recursive: true });
}
if (Bun.main === import.meta.path) {
// @ts-expect-error
expect = value => {
return {
toBe(expected) {
if (value !== expected) {
throw new Error(`Expected ${value} to be ${expected}`);
}
},
};
};
if (process.env.PACKAGE_DIR_TO_USE) {
packageDirGetter = () => process.env.PACKAGE_DIR_TO_USE!;
}
await dummyBeforeAll();
await dummyBeforeEach();
setHandler(dummyRegistry([]));
console.log("Running dummy registry!\n\n URL: ", root_url!, "\n", "DIR: ", package_dir!);
} else {
// @ts-expect-error
({ expect } = Bun.jest(import.meta.path));
}
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