mirror of
https://github.com/denoland/deno.git
synced 2024-12-22 23:34:47 -05:00
10e4b2e140
Yearly tradition of creating extra noise in git.
285 lines
6.2 KiB
TypeScript
285 lines
6.2 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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import { assertEquals, assertThrows, deferred, delay } from "./test_util.ts";
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Deno.test(
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{ ignore: Deno.build.os !== "windows" },
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function signalsNotImplemented() {
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const msg =
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"Windows only supports ctrl-c (SIGINT) and ctrl-break (SIGBREAK).";
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assertThrows(
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() => {
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Deno.addSignalListener("SIGALRM", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGCHLD", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGHUP", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGIO", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGPIPE", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGQUIT", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGTERM", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGUSR1", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGUSR2", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => {
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Deno.addSignalListener("SIGWINCH", () => {});
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},
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Error,
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msg,
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);
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assertThrows(
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() => Deno.addSignalListener("SIGKILL", () => {}),
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Error,
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msg,
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);
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assertThrows(
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() => Deno.addSignalListener("SIGSTOP", () => {}),
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Error,
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msg,
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);
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assertThrows(
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() => Deno.addSignalListener("SIGILL", () => {}),
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Error,
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msg,
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);
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assertThrows(
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() => Deno.addSignalListener("SIGFPE", () => {}),
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Error,
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msg,
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);
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assertThrows(
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() => Deno.addSignalListener("SIGSEGV", () => {}),
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Error,
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msg,
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);
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},
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);
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Deno.test(
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{
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ignore: Deno.build.os === "windows",
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permissions: { run: true },
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},
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async function signalListenerTest() {
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const resolvable = deferred();
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let c = 0;
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const listener = () => {
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c += 1;
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};
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Deno.addSignalListener("SIGUSR1", listener);
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setTimeout(async () => {
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// Sends SIGUSR1 3 times.
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for (const _ of Array(3)) {
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await delay(20);
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Deno.kill(Deno.pid, "SIGUSR1");
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}
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await delay(20);
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Deno.removeSignalListener("SIGUSR1", listener);
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resolvable.resolve();
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});
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await resolvable;
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assertEquals(c, 3);
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},
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);
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Deno.test(
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{
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ignore: Deno.build.os === "windows",
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permissions: { run: true },
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},
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async function multipleSignalListenerTest() {
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const resolvable = deferred();
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let c = "";
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const listener0 = () => {
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c += "0";
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};
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const listener1 = () => {
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c += "1";
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};
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Deno.addSignalListener("SIGUSR2", listener0);
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Deno.addSignalListener("SIGUSR2", listener1);
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setTimeout(async () => {
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// Sends SIGUSR2 3 times.
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for (const _ of Array(3)) {
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await delay(20);
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Deno.kill(Deno.pid, "SIGUSR2");
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}
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await delay(20);
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Deno.removeSignalListener("SIGUSR2", listener1);
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// Sends SIGUSR2 3 times.
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for (const _ of Array(3)) {
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await delay(20);
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Deno.kill(Deno.pid, "SIGUSR2");
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}
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await delay(20);
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// Sends SIGUSR1 (irrelevant signal) 3 times.
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for (const _ of Array(3)) {
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await delay(20);
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Deno.kill(Deno.pid, "SIGUSR1");
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}
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await delay(20);
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Deno.removeSignalListener("SIGUSR2", listener0);
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resolvable.resolve();
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});
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await resolvable;
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// The first 3 events are handled by both handlers
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// The last 3 events are handled only by handler0
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assertEquals(c, "010101000");
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},
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);
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// This tests that pending op_signal_poll doesn't block the runtime from exiting the process.
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Deno.test(
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{
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permissions: { run: true, read: true },
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},
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async function canExitWhileListeningToSignal() {
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const { code } = await new Deno.Command(Deno.execPath(), {
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args: [
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"eval",
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"--unstable",
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"Deno.addSignalListener('SIGINT', () => {})",
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],
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}).output();
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assertEquals(code, 0);
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},
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);
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Deno.test(
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{
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ignore: Deno.build.os !== "windows",
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permissions: { run: true },
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},
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function windowsThrowsOnNegativeProcessIdTest() {
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assertThrows(
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() => {
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Deno.kill(-1, "SIGKILL");
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},
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TypeError,
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"Invalid pid",
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);
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},
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);
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Deno.test(
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{
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ignore: Deno.build.os !== "windows",
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permissions: { run: true },
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},
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function noOpenSystemIdleProcessTest() {
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let signal: Deno.Signal = "SIGKILL";
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assertThrows(
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() => {
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Deno.kill(0, signal);
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},
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TypeError,
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`Invalid pid`,
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);
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signal = "SIGTERM";
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assertThrows(
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() => {
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Deno.kill(0, signal);
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},
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TypeError,
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`Invalid pid`,
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);
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},
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);
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Deno.test(function signalInvalidHandlerTest() {
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assertThrows(() => {
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// deno-lint-ignore no-explicit-any
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Deno.addSignalListener("SIGINT", "handler" as any);
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});
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assertThrows(() => {
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// deno-lint-ignore no-explicit-any
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Deno.removeSignalListener("SIGINT", "handler" as any);
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});
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});
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Deno.test(
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{
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ignore: Deno.build.os === "windows",
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permissions: { run: true },
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},
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function signalForbiddenSignalTest() {
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assertThrows(
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() => Deno.addSignalListener("SIGKILL", () => {}),
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TypeError,
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"Binding to signal 'SIGKILL' is not allowed",
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);
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assertThrows(
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() => Deno.addSignalListener("SIGSTOP", () => {}),
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TypeError,
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"Binding to signal 'SIGSTOP' is not allowed",
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);
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assertThrows(
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() => Deno.addSignalListener("SIGILL", () => {}),
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TypeError,
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"Binding to signal 'SIGILL' is not allowed",
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);
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assertThrows(
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() => Deno.addSignalListener("SIGFPE", () => {}),
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TypeError,
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"Binding to signal 'SIGFPE' is not allowed",
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);
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assertThrows(
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() => Deno.addSignalListener("SIGSEGV", () => {}),
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TypeError,
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"Binding to signal 'SIGSEGV' is not allowed",
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);
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},
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);
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