mirror of https://git.tuxpa.in/a/code-server.git
104 lines
2.7 KiB
TypeScript
104 lines
2.7 KiB
TypeScript
import { ChildProcess } from "child_process";
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import * as path from "path";
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import { Readable } from "stream";
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import * as util from "util";
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import { createClient } from "@coder/protocol/test";
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import { Module } from "../src/common/proxy";
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describe("child_process", () => {
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const client = createClient();
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const cp = client.modules[Module.ChildProcess];
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const getStdout = async (proc: ChildProcess): Promise<string> => {
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return new Promise((r): Readable => proc.stdout!.once("data", r))
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.then((s) => s.toString());
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};
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describe("exec", () => {
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it("should get exec stdout", async () => {
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await expect(util.promisify(cp.exec)("echo test", { encoding: "utf8" }))
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.resolves.toEqual({
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stdout: "test\n",
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stderr: "",
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});
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});
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});
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describe("spawn", () => {
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it("should get spawn stdout", async () => {
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const proc = cp.spawn("echo", ["test"]);
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await expect(Promise.all([
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getStdout(proc),
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new Promise((r): ChildProcess => proc.on("exit", r)),
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]).then((values) => values[0])).resolves.toEqual("test\n");
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});
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it("should cat", async () => {
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const proc = cp.spawn("cat", []);
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expect(proc.pid).toBe(-1);
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proc.stdin!.write("banana");
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await expect(getStdout(proc)).resolves.toBe("banana");
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proc.stdin!.end();
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proc.kill();
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expect(proc.pid).toBeGreaterThan(-1);
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await new Promise((r): ChildProcess => proc.on("exit", r));
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});
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it("should print env", async () => {
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const proc = cp.spawn("env", [], {
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env: { hi: "donkey" },
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});
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await expect(getStdout(proc)).resolves.toContain("hi=donkey\n");
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});
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it("should eval", async () => {
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const proc = cp.spawn("node", ["-e", "console.log('foo')"]);
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await expect(getStdout(proc)).resolves.toContain("foo");
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});
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});
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describe("fork", () => {
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it("should echo messages", async () => {
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const proc = cp.fork(path.join(__dirname, "forker.js"));
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proc.send({ bananas: true });
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await expect(new Promise((r): ChildProcess => proc.on("message", r)))
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.resolves.toMatchObject({
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bananas: true,
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});
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proc.kill();
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await new Promise((r): ChildProcess => proc.on("exit", r));
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});
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});
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it("should dispose", (done) => {
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setTimeout(() => {
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client.dispose();
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done();
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}, 100);
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});
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it("should disconnect", async () => {
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const client = createClient();
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const cp = client.modules[Module.ChildProcess];
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const proc = cp.fork(path.join(__dirname, "forker.js"));
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const fn = jest.fn();
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proc.on("error", fn);
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proc.send({ bananas: true });
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await expect(new Promise((r): ChildProcess => proc.on("message", r)))
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.resolves.toMatchObject({
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bananas: true,
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});
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client.dispose();
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expect(fn).toHaveBeenCalledWith(new Error("disconnected"));
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});
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});
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