mirror of
https://github.com/denoland/deno.git
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756 lines
21 KiB
TypeScript
756 lines
21 KiB
TypeScript
// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
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import CP from "node:child_process";
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import { Buffer } from "node:buffer";
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import {
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assert,
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assertEquals,
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assertExists,
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assertNotStrictEquals,
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assertStrictEquals,
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assertStringIncludes,
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} from "../../../test_util/std/assert/mod.ts";
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import * as path from "../../../test_util/std/path/mod.ts";
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const { spawn, spawnSync, execFile, execFileSync, ChildProcess } = CP;
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function withTimeout<T>(
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timeoutInMS = 10_000,
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): ReturnType<typeof Promise.withResolvers<T>> {
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const deferred = Promise.withResolvers<T>();
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const timer = setTimeout(() => {
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deferred.reject("Timeout");
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}, timeoutInMS);
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deferred.promise.then(() => {
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clearTimeout(timer);
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});
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return deferred;
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}
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// TODO(uki00a): Once Node.js's `parallel/test-child-process-spawn-error.js` works, this test case should be removed.
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Deno.test("[node/child_process spawn] The 'error' event is emitted when no binary is found", async () => {
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const deferred = withTimeout<void>();
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const childProcess = spawn("no-such-cmd");
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childProcess.on("error", (_err: Error) => {
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// TODO(@bartlomieju) Assert an error message.
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deferred.resolve();
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});
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await deferred.promise;
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});
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Deno.test("[node/child_process spawn] The 'exit' event is emitted with an exit code after the child process ends", async () => {
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const deferred = withTimeout<void>();
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const childProcess = spawn(Deno.execPath(), ["--help"], {
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env: { NO_COLOR: "true" },
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});
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try {
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let exitCode = null;
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childProcess.on("exit", (code: number) => {
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deferred.resolve();
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exitCode = code;
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});
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await deferred.promise;
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assertStrictEquals(exitCode, 0);
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assertStrictEquals(childProcess.exitCode, exitCode);
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} finally {
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childProcess.kill();
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childProcess.stdout?.destroy();
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childProcess.stderr?.destroy();
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}
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});
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Deno.test("[node/child_process disconnect] the method exists", async () => {
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const deferred = withTimeout<void>();
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const childProcess = spawn(Deno.execPath(), ["--help"], {
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env: { NO_COLOR: "true" },
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});
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try {
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childProcess.disconnect();
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childProcess.on("exit", () => {
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deferred.resolve();
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});
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await deferred.promise;
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} finally {
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childProcess.kill();
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childProcess.stdout?.destroy();
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childProcess.stderr?.destroy();
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}
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});
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Deno.test({
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name: "[node/child_process spawn] Verify that stdin and stdout work",
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fn: async () => {
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const deferred = withTimeout<void>();
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const childProcess = spawn(Deno.execPath(), ["fmt", "-"], {
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env: { NO_COLOR: "true" },
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stdio: ["pipe", "pipe"],
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});
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try {
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assert(childProcess.stdin, "stdin should be defined");
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assert(childProcess.stdout, "stdout should be defined");
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let data = "";
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childProcess.stdout.on("data", (chunk) => {
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data += chunk;
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});
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childProcess.stdin.write(" console.log('hello')", "utf-8");
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childProcess.stdin.end();
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childProcess.on("close", () => {
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deferred.resolve();
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});
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await deferred.promise;
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assertStrictEquals(data, `console.log("hello");\n`);
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} finally {
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childProcess.kill();
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}
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},
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});
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Deno.test({
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name: "[node/child_process spawn] stdin and stdout with binary data",
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fn: async () => {
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const deferred = withTimeout<void>();
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const p = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/binary_stdio.js",
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);
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const childProcess = spawn(Deno.execPath(), ["run", p], {
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env: { NO_COLOR: "true" },
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stdio: ["pipe", "pipe"],
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});
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try {
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assert(childProcess.stdin, "stdin should be defined");
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assert(childProcess.stdout, "stdout should be defined");
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let data: Buffer;
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childProcess.stdout.on("data", (chunk) => {
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data = chunk;
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});
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const buffer = new Uint8Array([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]);
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childProcess.stdin.write(buffer);
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childProcess.stdin.end();
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childProcess.on("close", () => {
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deferred.resolve();
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});
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await deferred.promise;
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assertEquals(new Uint8Array(data!), buffer);
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} finally {
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childProcess.kill();
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}
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},
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});
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async function spawnAndGetEnvValue(
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inputValue: string | number | boolean,
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): Promise<string> {
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const deferred = withTimeout<string>();
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const env = spawn(
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`"${Deno.execPath()}" eval -p "Deno.env.toObject().BAZ"`,
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{
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env: { BAZ: String(inputValue), NO_COLOR: "true" },
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shell: true,
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},
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);
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try {
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let envOutput = "";
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assert(env.stdout);
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env.on("error", (err: Error) => deferred.reject(err));
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env.stdout.on("data", (data) => {
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envOutput += data;
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});
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env.on("close", () => {
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deferred.resolve(envOutput.trim());
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});
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return await deferred.promise;
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} finally {
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env.kill();
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}
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}
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Deno.test({
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ignore: Deno.build.os === "windows",
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name:
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"[node/child_process spawn] Verify that environment values can be numbers",
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async fn() {
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const envOutputValue = await spawnAndGetEnvValue(42);
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assertStrictEquals(envOutputValue, "42");
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},
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});
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Deno.test({
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ignore: Deno.build.os === "windows",
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name:
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"[node/child_process spawn] Verify that environment values can be booleans",
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async fn() {
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const envOutputValue = await spawnAndGetEnvValue(false);
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assertStrictEquals(envOutputValue, "false");
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},
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});
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/* Start of ported part */
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Ported from Node 15.5.1
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// TODO(uki00a): Remove this case once Node's `parallel/test-child-process-spawn-event.js` works.
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Deno.test("[child_process spawn] 'spawn' event", async () => {
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const timeout = withTimeout<void>();
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const subprocess = spawn(Deno.execPath(), ["eval", "console.log('ok')"]);
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let didSpawn = false;
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subprocess.on("spawn", function () {
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didSpawn = true;
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});
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function mustNotBeCalled() {
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timeout.reject(new Error("function should not have been called"));
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}
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const promises = [] as Promise<void>[];
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function mustBeCalledAfterSpawn() {
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const deferred = Promise.withResolvers<void>();
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promises.push(deferred.promise);
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return () => {
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if (didSpawn) {
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deferred.resolve();
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} else {
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deferred.reject(
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new Error("function should be called after the 'spawn' event"),
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);
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}
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};
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}
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subprocess.on("error", mustNotBeCalled);
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subprocess.stdout!.on("data", mustBeCalledAfterSpawn());
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subprocess.stdout!.on("end", mustBeCalledAfterSpawn());
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subprocess.stdout!.on("close", mustBeCalledAfterSpawn());
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subprocess.stderr!.on("data", mustNotBeCalled);
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subprocess.stderr!.on("end", mustBeCalledAfterSpawn());
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subprocess.stderr!.on("close", mustBeCalledAfterSpawn());
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subprocess.on("exit", mustBeCalledAfterSpawn());
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subprocess.on("close", mustBeCalledAfterSpawn());
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try {
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await Promise.race([Promise.all(promises), timeout.promise]);
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timeout.resolve();
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} finally {
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subprocess.kill();
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}
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});
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// TODO(uki00a): Remove this case once Node's `parallel/test-child-process-spawn-shell.js` works.
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Deno.test("[child_process spawn] Verify that a shell is executed", async () => {
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const deferred = withTimeout<void>();
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const doesNotExist = spawn("does-not-exist", { shell: true });
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try {
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assertNotStrictEquals(doesNotExist.spawnfile, "does-not-exist");
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doesNotExist.on("error", () => {
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deferred.reject("The 'error' event must not be emitted.");
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});
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doesNotExist.on("exit", (code: number, signal: null) => {
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assertStrictEquals(signal, null);
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if (Deno.build.os === "windows") {
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assertStrictEquals(code, 1); // Exit code of cmd.exe
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} else {
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assertStrictEquals(code, 127); // Exit code of /bin/sh });
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}
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deferred.resolve();
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});
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await deferred.promise;
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} finally {
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doesNotExist.kill();
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doesNotExist.stdout?.destroy();
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doesNotExist.stderr?.destroy();
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}
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});
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// TODO(uki00a): Remove this case once Node's `parallel/test-child-process-spawn-shell.js` works.
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Deno.test({
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ignore: Deno.build.os === "windows",
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name: "[node/child_process spawn] Verify that passing arguments works",
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async fn() {
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const deferred = withTimeout<void>();
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const echo = spawn("echo", ["foo"], {
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shell: true,
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});
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let echoOutput = "";
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try {
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assertStrictEquals(
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echo.spawnargs[echo.spawnargs.length - 1].replace(/"/g, ""),
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"echo foo",
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);
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assert(echo.stdout);
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echo.stdout.on("data", (data) => {
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echoOutput += data;
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});
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echo.on("close", () => {
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assertStrictEquals(echoOutput.trim(), "foo");
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deferred.resolve();
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});
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await deferred.promise;
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} finally {
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echo.kill();
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}
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},
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});
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// TODO(uki00a): Remove this case once Node's `parallel/test-child-process-spawn-shell.js` works.
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Deno.test({
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ignore: Deno.build.os === "windows",
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name: "[node/child_process spawn] Verity that shell features can be used",
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async fn() {
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const deferred = withTimeout<void>();
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const cmd = "echo bar | cat";
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const command = spawn(cmd, {
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shell: true,
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});
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try {
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let commandOutput = "";
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assert(command.stdout);
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command.stdout.on("data", (data) => {
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commandOutput += data;
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});
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command.on("close", () => {
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assertStrictEquals(commandOutput.trim(), "bar");
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deferred.resolve();
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});
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await deferred.promise;
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} finally {
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command.kill();
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}
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},
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});
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// TODO(uki00a): Remove this case once Node's `parallel/test-child-process-spawn-shell.js` works.
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Deno.test({
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ignore: Deno.build.os === "windows",
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name:
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"[node/child_process spawn] Verity that environment is properly inherited",
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async fn() {
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const deferred = withTimeout<void>();
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const env = spawn(
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`"${Deno.execPath()}" eval -p "Deno.env.toObject().BAZ"`,
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{
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env: { BAZ: "buzz", NO_COLOR: "true" },
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shell: true,
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},
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);
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try {
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let envOutput = "";
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assert(env.stdout);
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env.on("error", (err: Error) => deferred.reject(err));
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env.stdout.on("data", (data) => {
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envOutput += data;
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});
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env.on("close", () => {
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assertStrictEquals(envOutput.trim(), "buzz");
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deferred.resolve();
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});
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await deferred.promise;
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} finally {
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env.kill();
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}
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},
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});
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/* End of ported part */
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Deno.test({
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name: "[node/child_process execFile] Get stdout as a string",
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async fn() {
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let child: unknown;
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/exec_file_text_output.js",
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);
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const promise = new Promise<string | null>((resolve, reject) => {
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child = execFile(Deno.execPath(), ["run", script], (err, stdout) => {
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if (err) reject(err);
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else if (stdout) resolve(stdout as string);
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else resolve(null);
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});
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});
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try {
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const stdout = await promise;
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assertEquals(stdout, "Hello World!\n");
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} finally {
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if (child instanceof ChildProcess) {
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child.kill();
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}
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}
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},
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});
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Deno.test({
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name: "[node/child_process execFile] Get stdout as a buffer",
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async fn() {
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let child: unknown;
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/exec_file_text_output.js",
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);
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const promise = new Promise<Buffer | null>((resolve, reject) => {
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child = execFile(
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Deno.execPath(),
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["run", script],
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{ encoding: "buffer" },
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(err, stdout) => {
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if (err) reject(err);
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else if (stdout) resolve(stdout as Buffer);
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else resolve(null);
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},
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);
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});
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try {
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const stdout = await promise;
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assert(Buffer.isBuffer(stdout));
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assertEquals(stdout.toString("utf8"), "Hello World!\n");
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} finally {
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if (child instanceof ChildProcess) {
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child.kill();
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}
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}
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},
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});
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Deno.test({
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name: "[node/child_process execFile] Get stderr",
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async fn() {
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let child: unknown;
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/exec_file_text_error.js",
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);
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const promise = new Promise<
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{ err: Error | null; stderr?: string | Buffer }
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>((resolve) => {
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child = execFile(Deno.execPath(), ["run", script], (err, _, stderr) => {
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resolve({ err, stderr });
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});
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});
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try {
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const { err, stderr } = await promise;
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if (child instanceof ChildProcess) {
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assertEquals(child.exitCode, 1);
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assertEquals(stderr, "yikes!\n");
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} else {
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throw err;
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}
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} finally {
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if (child instanceof ChildProcess) {
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child.kill();
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}
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}
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},
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});
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Deno.test({
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name: "[node/child_process execFile] Exceed given maxBuffer limit",
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async fn() {
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let child: unknown;
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/exec_file_text_error.js",
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);
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const promise = new Promise<
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{ err: Error | null; stderr?: string | Buffer }
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>((resolve) => {
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child = execFile(Deno.execPath(), ["run", script], {
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encoding: "buffer",
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maxBuffer: 3,
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}, (err, _, stderr) => {
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resolve({ err, stderr });
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});
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});
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try {
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const { err, stderr } = await promise;
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if (child instanceof ChildProcess) {
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assert(err);
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assertEquals(
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// deno-lint-ignore no-explicit-any
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(err as any).code,
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"ERR_CHILD_PROCESS_STDIO_MAXBUFFER",
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);
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assertEquals(err.message, "stderr maxBuffer length exceeded");
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assertEquals((stderr as Buffer).toString("utf8"), "yik");
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} else {
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throw err;
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}
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} finally {
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if (child instanceof ChildProcess) {
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child.kill();
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}
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}
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},
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});
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Deno.test({
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name: "[node/child_process] ChildProcess.kill()",
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async fn() {
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"./testdata/infinite_loop.js",
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);
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const childProcess = spawn(Deno.execPath(), ["run", script]);
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const p = withTimeout<void>();
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const pStdout = withTimeout<void>();
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const pStderr = withTimeout<void>();
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childProcess.on("exit", () => p.resolve());
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childProcess.stdout.on("close", () => pStdout.resolve());
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childProcess.stderr.on("close", () => pStderr.resolve());
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childProcess.kill("SIGKILL");
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await p.promise;
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await pStdout.promise;
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await pStderr.promise;
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assert(childProcess.killed);
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assertEquals(childProcess.signalCode, "SIGKILL");
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assertExists(childProcess.exitCode);
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},
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});
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Deno.test({
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ignore: true,
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name: "[node/child_process] ChildProcess.unref()",
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async fn() {
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const script = path.join(
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path.dirname(path.fromFileUrl(import.meta.url)),
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"testdata",
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"child_process_unref.js",
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);
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const childProcess = spawn(Deno.execPath(), [
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"run",
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"-A",
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"--unstable",
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script,
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]);
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const deferred = Promise.withResolvers<void>();
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childProcess.on("exit", () => deferred.resolve());
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await deferred.promise;
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},
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});
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Deno.test({
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ignore: true,
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|
name: "[node/child_process] child_process.fork",
|
|
async fn() {
|
|
const testdataDir = path.join(
|
|
path.dirname(path.fromFileUrl(import.meta.url)),
|
|
"testdata",
|
|
);
|
|
const script = path.join(
|
|
testdataDir,
|
|
"node_modules",
|
|
"foo",
|
|
"index.js",
|
|
);
|
|
const p = Promise.withResolvers<void>();
|
|
const cp = CP.fork(script, [], { cwd: testdataDir, stdio: "pipe" });
|
|
let output = "";
|
|
cp.on("close", () => p.resolve());
|
|
cp.stdout?.on("data", (data) => {
|
|
output += data;
|
|
});
|
|
await p.promise;
|
|
assertEquals(output, "foo\ntrue\ntrue\ntrue\n");
|
|
},
|
|
});
|
|
|
|
Deno.test("[node/child_process execFileSync] 'inherit' stdout and stderr", () => {
|
|
execFileSync(Deno.execPath(), ["--help"], { stdio: "inherit" });
|
|
});
|
|
|
|
Deno.test(
|
|
"[node/child_process spawn] supports windowsVerbatimArguments option",
|
|
{ ignore: Deno.build.os !== "windows" },
|
|
async () => {
|
|
const cmdFinished = Promise.withResolvers<void>();
|
|
let output = "";
|
|
const cp = spawn("cmd", ["/d", "/s", "/c", '"deno ^"--version^""'], {
|
|
stdio: "pipe",
|
|
windowsVerbatimArguments: true,
|
|
});
|
|
cp.on("close", () => cmdFinished.resolve());
|
|
cp.stdout?.on("data", (data) => {
|
|
output += data;
|
|
});
|
|
await cmdFinished.promise;
|
|
assertStringIncludes(output, "deno");
|
|
assertStringIncludes(output, "v8");
|
|
assertStringIncludes(output, "typescript");
|
|
},
|
|
);
|
|
|
|
Deno.test(
|
|
"[node/child_process spawn] supports stdio array option",
|
|
async () => {
|
|
const cmdFinished = Promise.withResolvers<void>();
|
|
let output = "";
|
|
const script = path.join(
|
|
path.dirname(path.fromFileUrl(import.meta.url)),
|
|
"testdata",
|
|
"child_process_stdio.js",
|
|
);
|
|
const cp = spawn(Deno.execPath(), ["run", "-A", script]);
|
|
cp.stdout?.on("data", (data) => {
|
|
output += data;
|
|
});
|
|
cp.on("close", () => cmdFinished.resolve());
|
|
await cmdFinished.promise;
|
|
|
|
assertStringIncludes(output, "foo");
|
|
assertStringIncludes(output, "close");
|
|
},
|
|
);
|
|
|
|
Deno.test(
|
|
"[node/child_process spawn] supports stdio [0, 1, 2] option",
|
|
async () => {
|
|
const cmdFinished = Promise.withResolvers<void>();
|
|
let output = "";
|
|
const script = path.join(
|
|
path.dirname(path.fromFileUrl(import.meta.url)),
|
|
"testdata",
|
|
"child_process_stdio_012.js",
|
|
);
|
|
const cp = spawn(Deno.execPath(), ["run", "-A", script]);
|
|
cp.stdout?.on("data", (data) => {
|
|
output += data;
|
|
});
|
|
cp.on("close", () => cmdFinished.resolve());
|
|
await cmdFinished.promise;
|
|
|
|
assertStringIncludes(output, "foo");
|
|
assertStringIncludes(output, "close");
|
|
},
|
|
);
|
|
|
|
Deno.test({
|
|
name: "[node/child_process spawn] supports SIGIOT signal",
|
|
ignore: Deno.build.os === "windows",
|
|
async fn() {
|
|
// Note: attempting to kill Deno with SIGABRT causes the process to zombify on certain OSX builds
|
|
// eg: 22.5.0 Darwin Kernel Version 22.5.0: Mon Apr 24 20:53:19 PDT 2023; root:xnu-8796.121.2~5/RELEASE_ARM64_T6020 arm64
|
|
// M2 Pro running Ventura 13.4
|
|
|
|
// Spawn an infinite cat
|
|
const cp = spawn("cat", ["-"]);
|
|
const p = withTimeout<void>();
|
|
const pStdout = withTimeout<void>();
|
|
const pStderr = withTimeout<void>();
|
|
cp.on("exit", () => p.resolve());
|
|
cp.stdout.on("close", () => pStdout.resolve());
|
|
cp.stderr.on("close", () => pStderr.resolve());
|
|
cp.kill("SIGIOT");
|
|
await p.promise;
|
|
await pStdout.promise;
|
|
await pStderr.promise;
|
|
assert(cp.killed);
|
|
assertEquals(cp.signalCode, "SIGIOT");
|
|
},
|
|
});
|
|
|
|
// Regression test for https://github.com/denoland/deno/issues/20373
|
|
Deno.test(async function undefinedValueInEnvVar() {
|
|
const deferred = withTimeout<string>();
|
|
const env = spawn(
|
|
`"${Deno.execPath()}" eval -p "Deno.env.toObject().BAZ"`,
|
|
{
|
|
env: {
|
|
BAZ: "BAZ",
|
|
NO_COLOR: "true",
|
|
UNDEFINED_ENV: undefined,
|
|
// deno-lint-ignore no-explicit-any
|
|
NULL_ENV: null as any,
|
|
},
|
|
shell: true,
|
|
},
|
|
);
|
|
try {
|
|
let envOutput = "";
|
|
|
|
assert(env.stdout);
|
|
env.on("error", (err: Error) => deferred.reject(err));
|
|
env.stdout.on("data", (data) => {
|
|
envOutput += data;
|
|
});
|
|
env.on("close", () => {
|
|
deferred.resolve(envOutput.trim());
|
|
});
|
|
await deferred.promise;
|
|
} finally {
|
|
env.kill();
|
|
}
|
|
const value = await deferred.promise;
|
|
assertEquals(value, "BAZ");
|
|
});
|
|
|
|
// Regression test for https://github.com/denoland/deno/issues/20373
|
|
Deno.test(function spawnSyncUndefinedValueInEnvVar() {
|
|
const ret = spawnSync(
|
|
`"${Deno.execPath()}" eval -p "Deno.env.toObject().BAZ"`,
|
|
{
|
|
env: {
|
|
BAZ: "BAZ",
|
|
NO_COLOR: "true",
|
|
UNDEFINED_ENV: undefined,
|
|
// deno-lint-ignore no-explicit-any
|
|
NULL_ENV: null as any,
|
|
},
|
|
shell: true,
|
|
},
|
|
);
|
|
|
|
assertEquals(ret.status, 0);
|
|
assertEquals(ret.stdout.toString("utf-8").trim(), "BAZ");
|
|
});
|
|
|
|
Deno.test(function spawnSyncStdioUndefined() {
|
|
const ret = spawnSync(
|
|
`"${Deno.execPath()}" eval "console.log('hello');console.error('world')"`,
|
|
{
|
|
stdio: [undefined, undefined, undefined],
|
|
shell: true,
|
|
},
|
|
);
|
|
|
|
assertEquals(ret.status, 0);
|
|
assertEquals(ret.stdout.toString("utf-8").trim(), "hello");
|
|
assertEquals(ret.stderr.toString("utf-8").trim(), "world");
|
|
});
|
|
|
|
Deno.test(function spawnSyncExitNonZero() {
|
|
const ret = spawnSync(
|
|
`"${Deno.execPath()}" eval "Deno.exit(22)"`,
|
|
{ shell: true },
|
|
);
|
|
|
|
assertEquals(ret.status, 22);
|
|
});
|
|
|
|
// https://github.com/denoland/deno/issues/21630
|
|
Deno.test(async function forkIpcKillDoesNotHang() {
|
|
const testdataDir = path.join(
|
|
path.dirname(path.fromFileUrl(import.meta.url)),
|
|
"testdata",
|
|
);
|
|
const script = path.join(
|
|
testdataDir,
|
|
"node_modules",
|
|
"foo",
|
|
"index.js",
|
|
);
|
|
const p = Promise.withResolvers<void>();
|
|
const cp = CP.fork(script, [], {
|
|
cwd: testdataDir,
|
|
stdio: ["inherit", "inherit", "inherit", "ipc"],
|
|
});
|
|
cp.on("close", () => p.resolve());
|
|
cp.kill();
|
|
|
|
await p.promise;
|
|
});
|