mirror of
https://github.com/denoland/deno.git
synced 2024-10-31 09:14:20 -04:00
536 lines
13 KiB
TypeScript
536 lines
13 KiB
TypeScript
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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import {
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assert,
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assertEquals,
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assertStringIncludes,
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assertThrows,
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unitTest,
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} from "./test_util.ts";
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unitTest({ perms: { read: true } }, function runPermissions() {
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assertThrows(() => {
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Deno.run({ cmd: [Deno.execPath(), "eval", "console.log('hello world')"] });
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}, Deno.errors.PermissionDenied);
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});
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unitTest(
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{ perms: { run: true, read: true } },
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async function runSuccess() {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", "console.log('hello world')"],
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stdout: "piped",
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stderr: "null",
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});
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.stdout.close();
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runUrl() {
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const p = Deno.run({
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cmd: [
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new URL(`file:///${Deno.execPath()}`),
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"eval",
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"console.log('hello world')",
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],
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stdout: "piped",
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stderr: "null",
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});
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.stdout.close();
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runStdinRid0(): Promise<
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void
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> {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", "console.log('hello world')"],
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stdin: 0,
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stdout: "piped",
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stderr: "null",
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});
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.stdout.close();
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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function runInvalidStdio() {
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assertThrows(() =>
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Deno.run({
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cmd: [Deno.execPath(), "eval", "console.log('hello world')"],
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// @ts-expect-error because Deno.run should throw on invalid stdin.
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stdin: "a",
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})
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);
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assertThrows(() =>
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Deno.run({
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cmd: [Deno.execPath(), "eval", "console.log('hello world')"],
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// @ts-expect-error because Deno.run should throw on invalid stdout.
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stdout: "b",
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})
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);
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assertThrows(() =>
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Deno.run({
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cmd: [Deno.execPath(), "eval", "console.log('hello world')"],
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// @ts-expect-error because Deno.run should throw on invalid stderr.
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stderr: "c",
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})
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);
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runCommandFailedWithCode() {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", "Deno.exit(41 + 1)"],
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});
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const status = await p.status();
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assertEquals(status.success, false);
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assertEquals(status.code, 42);
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assertEquals(status.signal, undefined);
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p.close();
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},
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);
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unitTest(
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{
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// No signals on windows.
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ignore: Deno.build.os === "windows",
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perms: { run: true, read: true },
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},
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async function runCommandFailedWithSignal() {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"--unstable",
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"Deno.kill(Deno.pid, 'SIGKILL')",
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],
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});
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const status = await p.status();
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assertEquals(status.success, false);
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assertEquals(status.code, 128 + 9);
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assertEquals(status.signal, 9);
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p.close();
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},
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);
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unitTest({ perms: { run: true } }, function runNotFound() {
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let error;
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try {
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Deno.run({ cmd: ["this file hopefully doesn't exist"] });
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} catch (e) {
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error = e;
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}
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assert(error !== undefined);
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assert(error instanceof Deno.errors.NotFound);
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});
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unitTest(
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{ perms: { write: true, run: true, read: true } },
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async function runWithCwdIsAsync() {
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const enc = new TextEncoder();
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const cwd = await Deno.makeTempDir({ prefix: "deno_command_test" });
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const exitCodeFile = "deno_was_here";
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const programFile = "poll_exit.ts";
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const program = `
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async function tryExit() {
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try {
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const code = parseInt(await Deno.readTextFile("${exitCodeFile}"));
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Deno.exit(code);
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} catch {
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// Retry if we got here before deno wrote the file.
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setTimeout(tryExit, 0.01);
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}
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}
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tryExit();
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`;
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Deno.writeFileSync(`${cwd}/${programFile}`, enc.encode(program));
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const p = Deno.run({
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cwd,
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cmd: [Deno.execPath(), "run", "--allow-read", programFile],
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});
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// Write the expected exit code *after* starting deno.
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// This is how we verify that `run()` is actually asynchronous.
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const code = 84;
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Deno.writeFileSync(`${cwd}/${exitCodeFile}`, enc.encode(`${code}`));
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const status = await p.status();
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assertEquals(status.success, false);
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assertEquals(status.code, code);
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assertEquals(status.signal, undefined);
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runStdinPiped(): Promise<
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void
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> {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"if (new TextDecoder().decode(await Deno.readAll(Deno.stdin)) !== 'hello') throw new Error('Expected \\'hello\\'')",
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],
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stdin: "piped",
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});
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assert(p.stdin);
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assert(!p.stdout);
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assert(!p.stderr);
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const msg = new TextEncoder().encode("hello");
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const n = await p.stdin.write(msg);
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assertEquals(n, msg.byteLength);
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p.stdin.close();
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runStdoutPiped(): Promise<
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void
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> {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"await Deno.stdout.write(new TextEncoder().encode('hello'))",
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],
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stdout: "piped",
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});
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assert(!p.stdin);
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assert(!p.stderr);
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const data = new Uint8Array(10);
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let r = await p.stdout.read(data);
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if (r === null) {
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throw new Error("p.stdout.read(...) should not be null");
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}
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assertEquals(r, 5);
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const s = new TextDecoder().decode(data.subarray(0, r));
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assertEquals(s, "hello");
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r = await p.stdout.read(data);
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assertEquals(r, null);
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p.stdout.close();
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runStderrPiped(): Promise<
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void
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> {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"await Deno.stderr.write(new TextEncoder().encode('hello'))",
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],
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stderr: "piped",
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});
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assert(!p.stdin);
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assert(!p.stdout);
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const data = new Uint8Array(10);
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let r = await p.stderr.read(data);
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if (r === null) {
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throw new Error("p.stderr.read should not return null here");
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}
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assertEquals(r, 5);
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const s = new TextDecoder().decode(data.subarray(0, r));
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assertEquals(s, "hello");
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r = await p.stderr.read(data);
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assertEquals(r, null);
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p.stderr!.close();
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const status = await p.status();
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assertEquals(status.success, true);
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assertEquals(status.code, 0);
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assertEquals(status.signal, undefined);
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runOutput() {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"await Deno.stdout.write(new TextEncoder().encode('hello'))",
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],
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stdout: "piped",
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});
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const output = await p.output();
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const s = new TextDecoder().decode(output);
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assertEquals(s, "hello");
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runStderrOutput(): Promise<
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void
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> {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"await Deno.stderr.write(new TextEncoder().encode('error'))",
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],
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stderr: "piped",
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});
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const error = await p.stderrOutput();
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const s = new TextDecoder().decode(error);
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assertEquals(s, "error");
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, write: true, read: true } },
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async function runRedirectStdoutStderr() {
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const tempDir = await Deno.makeTempDir();
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const fileName = tempDir + "/redirected_stdio.txt";
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const file = await Deno.open(fileName, {
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create: true,
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write: true,
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});
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"Deno.stderr.write(new TextEncoder().encode('error\\n')); Deno.stdout.write(new TextEncoder().encode('output\\n'));",
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],
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stdout: file.rid,
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stderr: file.rid,
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});
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await p.status();
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p.close();
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file.close();
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const fileContents = await Deno.readFile(fileName);
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const decoder = new TextDecoder();
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const text = decoder.decode(fileContents);
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assertStringIncludes(text, "error");
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assertStringIncludes(text, "output");
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},
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);
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unitTest(
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{ perms: { run: true, write: true, read: true } },
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async function runRedirectStdin() {
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const tempDir = await Deno.makeTempDir();
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const fileName = tempDir + "/redirected_stdio.txt";
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const encoder = new TextEncoder();
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await Deno.writeFile(fileName, encoder.encode("hello"));
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const file = await Deno.open(fileName);
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"if (new TextDecoder().decode(await Deno.readAll(Deno.stdin)) !== 'hello') throw new Error('Expected \\'hello\\'')",
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],
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stdin: file.rid,
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});
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const status = await p.status();
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assertEquals(status.code, 0);
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p.close();
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file.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runEnv() {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"Deno.stdout.write(new TextEncoder().encode(Deno.env.get('FOO') + Deno.env.get('BAR')))",
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],
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env: {
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FOO: "0123",
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BAR: "4567",
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},
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stdout: "piped",
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});
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const output = await p.output();
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const s = new TextDecoder().decode(output);
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assertEquals(s, "01234567");
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p.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runClose() {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"setTimeout(() => Deno.stdout.write(new TextEncoder().encode('error')), 10000)",
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],
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stderr: "piped",
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});
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assert(!p.stdin);
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assert(!p.stdout);
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p.close();
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const data = new Uint8Array(10);
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const r = await p.stderr.read(data);
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assertEquals(r, null);
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p.stderr.close();
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},
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);
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unitTest(
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{ perms: { run: true, read: true } },
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async function runKillAfterStatus() {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", 'console.log("hello")'],
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});
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await p.status();
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let error = null;
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try {
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p.kill("SIGTERM");
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} catch (e) {
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error = e;
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}
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assert(
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error instanceof Deno.errors.NotFound ||
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// On Windows, the underlying Windows API may return
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// `ERROR_ACCESS_DENIED` when the process has exited, but hasn't been
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// completely cleaned up yet and its `pid` is still valid.
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(Deno.build.os === "windows" &&
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error instanceof Deno.errors.PermissionDenied),
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);
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p.close();
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},
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);
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unitTest(function killPermissions() {
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assertThrows(() => {
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// Unlike the other test cases, we don't have permission to spawn a
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// subprocess we can safely kill. Instead we send SIGCONT to the current
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// process - assuming that Deno does not have a special handler set for it
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// and will just continue even if a signal is erroneously sent.
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Deno.kill(Deno.pid, "SIGCONT");
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}, Deno.errors.PermissionDenied);
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});
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unitTest(
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{ perms: { run: true, read: true } },
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async function killSuccess() {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", "setTimeout(() => {}, 10000)"],
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});
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Deno.kill(p.pid, "SIGINT");
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const status = await p.status();
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assertEquals(status.success, false);
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try {
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assertEquals(status.signal, "SIGINT");
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} catch {
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// TODO(nayeemrmn): On Windows sometimes the following values are given
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// instead. Investigate and remove this catch when fixed.
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assertEquals(status.code, 130);
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assertEquals(status.signal, 2);
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}
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p.close();
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},
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);
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unitTest({ perms: { run: true, read: true } }, function killFailed() {
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const p = Deno.run({
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cmd: [Deno.execPath(), "eval", "setTimeout(() => {}, 10000)"],
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});
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assert(!p.stdin);
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assert(!p.stdout);
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assertThrows(() => {
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// @ts-expect-error testing runtime error of bad signal
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Deno.kill(p.pid, "foobar");
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}, TypeError);
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p.close();
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});
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unitTest(
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{ perms: { run: true, read: true, env: true } },
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async function clearEnv(): Promise<void> {
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const p = Deno.run({
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cmd: [
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Deno.execPath(),
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"eval",
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"-p",
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"JSON.stringify(Deno.env.toObject())",
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],
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stdout: "piped",
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clearEnv: true,
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env: {
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FOO: "23147",
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},
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});
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const obj = JSON.parse(new TextDecoder().decode(await p.output()));
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// can't check for object equality because the OS may set additional env vars for processes
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// so we check if PATH isn't present as that is a common env var across OS's and isn't set for processes.
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assertEquals(obj.FOO, "23147");
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assert(!("PATH" in obj));
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p.close();
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},
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);
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