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import { spawn } from "bun";
import { afterEach, beforeEach, expect, it } from "bun:test";
import { bunExe, bunEnv as env } from "harness";
import { mkdtemp, realpath, rm, writeFile } from "fs/promises";
import { tmpdir } from "os";
import { join } from "path";
import { readdirSorted } from "./dummy.registry";
let x_dir: string;
beforeEach(async () => {
x_dir = await realpath(await mkdtemp(join(tmpdir(), "bun-x.test")));
});
afterEach(async () => {
await rm(x_dir, { force: true, recursive: true });
});
it("should choose the tagged versions instead of the PATH versions when a tag is specified", async () => {
const processes = Array.from({ length: 3 }, (_, i) => {
return spawn({
cmd: [bunExe(), "x", "semver@7.5." + i, "--help"],
cwd: x_dir,
stdout: "pipe",
stdin: "ignore",
stderr: "inherit",
env,
});
});
const results = await Promise.all(processes.map(p => p.exited));
expect(results).toEqual([0, 0, 0]);
const outputs = (await Promise.all(processes.map(p => new Response(p.stdout).text()))).map(a =>
a.substring(0, a.indexOf("\n")),
);
expect(outputs).toEqual(["SemVer 7.5.0", "SemVer 7.5.1", "SemVer 7.5.2"]);
});
it("should install and run default (latest) version", async () => {
const { stdout, stderr, exited } = spawn({
cmd: [bunExe(), "x", "uglify-js", "--compress"],
cwd: x_dir,
stdout: null,
stdin: new TextEncoder().encode("console.log(6 * 7);"),
stderr: "pipe",
env,
});
expect(stderr).toBeDefined();
const err = await new Response(stderr).text();
expect(err).not.toContain("error");
expect(stdout).toBeDefined();
const out = await new Response(stdout).text();
expect(out.split(/\r?\n/)).toEqual(["console.log(42);", ""]);
expect(await exited).toBe(0);
});
it("should install and run specified version", async () => {
const { stdout, stderr, exited } = spawn({
cmd: [bunExe(), "x", "uglify-js@3.14.1", "-v"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(stderr).toBeDefined();
const err = await new Response(stderr).text();
expect(err).not.toContain("error");
expect(stdout).toBeDefined();
const out = await new Response(stdout).text();
expect(out.split(/\r?\n/)).toEqual(["uglify-js 3.14.1", ""]);
expect(await exited).toBe(0);
});
it("should output usage if no arguments are passed", async () => {
const { stdout, stderr, exited } = spawn({
cmd: [bunExe(), "x"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(stderr).toBeDefined();
const err = await new Response(stderr).text();
expect(err).toContain("usage: ");
expect(stdout).toBeDefined();
const out = await new Response(stdout).text();
expect(out).toHaveLength(0);
expect(await exited).toBe(1);
});
it("should work for @scoped packages", async () => {
await rm(join(await realpath(tmpdir()), "@withfig"), { force: true, recursive: true });
// without cache
const withoutCache = spawn({
cmd: [bunExe(), "x", "@withfig/autocomplete-tools", "--help"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(withoutCache.stderr).toBeDefined();
let err = await new Response(withoutCache.stderr).text();
expect(err).not.toContain("error");
expect(withoutCache.stdout).toBeDefined();
let out = await new Response(withoutCache.stdout).text();
expect(out.trim()).toContain("Usage: @withfig/autocomplete-tool");
expect(await withoutCache.exited).toBe(0);
// cached
const cached = spawn({
cmd: [bunExe(), "x", "@withfig/autocomplete-tools", "--help"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(cached.stderr).toBeDefined();
err = await new Response(cached.stderr).text();
expect(err).not.toContain("error");
expect(cached.stdout).toBeDefined();
out = await new Response(cached.stdout).text();
expect(out.trim()).toContain("Usage: @withfig/autocomplete-tool");
expect(await cached.exited).toBe(0);
});
it("should execute from current working directory", async () => {
await writeFile(
join(x_dir, "test.js"),
`
console.log(
6
*
7
)`,
);
const { stdout, stderr, exited } = spawn({
cmd: [bunExe(), "--bun", "x", "uglify-js", "test.js", "--compress"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(stderr).toBeDefined();
const err = await new Response(stderr).text();
expect(err).not.toContain("error");
expect(stdout).toBeDefined();
const out = await new Response(stdout).text();
expect(out.split(/\r?\n/)).toEqual(["console.log(42);", ""]);
expect(await exited).toBe(0);
expect(await readdirSorted(x_dir)).toEqual(["test.js"]);
});
it("should work for github repository", async () => {
await rm(join(await realpath(tmpdir()), "github:piuccio"), { force: true, recursive: true });
// without cache
const withoutCache = spawn({
cmd: [bunExe(), "x", "github:piuccio/cowsay", "--help"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(withoutCache.stderr).toBeDefined();
let err = await new Response(withoutCache.stderr).text();
expect(err).not.toContain("error");
expect(withoutCache.stdout).toBeDefined();
let out = await new Response(withoutCache.stdout).text();
expect(out.trim()).toContain("Usage: cowsay");
expect(await withoutCache.exited).toBe(0);
// cached
const cached = spawn({
cmd: [bunExe(), "x", "github:piuccio/cowsay", "--help"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(cached.stderr).toBeDefined();
err = await new Response(cached.stderr).text();
expect(err).not.toContain("error");
expect(cached.stdout).toBeDefined();
out = await new Response(cached.stdout).text();
expect(out.trim()).toContain("Usage: cowsay");
expect(await cached.exited).toBe(0);
});
it("should work for github repository with committish", async () => {
await rm(join(await realpath(tmpdir()), "github:piuccio"), { force: true, recursive: true });
const withoutCache = spawn({
cmd: [bunExe(), "x", "github:piuccio/cowsay#HEAD", "hello bun!"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(withoutCache.stderr).toBeDefined();
let err = await new Response(withoutCache.stderr).text();
expect(err).not.toContain("error");
expect(withoutCache.stdout).toBeDefined();
let out = await new Response(withoutCache.stdout).text();
expect(out.trim()).toContain("hello bun!");
expect(await withoutCache.exited).toBe(0);
// cached
const cached = spawn({
cmd: [bunExe(), "x", "github:piuccio/cowsay#HEAD", "hello bun!"],
cwd: x_dir,
stdout: null,
stdin: "pipe",
stderr: "pipe",
env,
});
expect(cached.stderr).toBeDefined();
err = await new Response(cached.stderr).text();
expect(err).not.toContain("error");
expect(cached.stdout).toBeDefined();
out = await new Response(cached.stdout).text();
expect(out.trim()).toContain("hello bun!");
expect(await cached.exited).toBe(0);
});
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