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chore(ext/node): make process_test more reliable (#22703)
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@ -19,6 +19,7 @@ import {
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assertObjectMatch,
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assertStrictEquals,
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assertThrows,
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fail,
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} from "@std/assert/mod.ts";
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import { stripColor } from "@std/fmt/colors.ts";
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import * as path from "@std/path/mod.ts";
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@ -184,29 +185,46 @@ Deno.test({
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name: "process.on signal",
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ignore: Deno.build.os == "windows",
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async fn() {
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const process = new Deno.Command(Deno.execPath(), {
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args: [
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"eval",
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`
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import process from "node:process";
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setInterval(() => {}, 1000);
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process.on("SIGINT", () => {
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console.log("foo");
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});
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`,
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],
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stdout: "piped",
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stderr: "null",
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}).spawn();
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await delay(500);
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for (const _ of Array(3)) {
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process.kill("SIGINT");
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await delay(20);
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const testTimeout = setTimeout(() => fail("Test timed out"), 10_000);
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try {
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const process = new Deno.Command(Deno.execPath(), {
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args: [
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"eval",
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`
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import process from "node:process";
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setInterval(() => {}, 1000);
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console.log("ready");
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process.on("SIGINT", () => {
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console.log("foo");
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});
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`,
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],
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stdout: "piped",
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stderr: "null",
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}).spawn();
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let output = "";
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process.stdout.pipeThrough(new TextDecoderStream()).pipeTo(
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new WritableStream({
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write(chunk) {
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output += chunk;
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},
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}),
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);
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while (!output.includes("ready\n")) {
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await delay(10);
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}
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output = "";
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for (const _ of Array(3)) {
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process.kill("SIGINT");
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while (!output.includes("foo\n")) {
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await delay(10);
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}
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}
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process.kill("SIGTERM");
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await process.status;
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} finally {
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clearTimeout(testTimeout);
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}
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await delay(20);
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process.kill("SIGTERM");
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const output = await process.output();
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assertEquals(new TextDecoder().decode(output.stdout), "foo\nfoo\nfoo\n");
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},
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});
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@ -214,35 +232,45 @@ Deno.test({
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name: "process.off signal",
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ignore: Deno.build.os == "windows",
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async fn() {
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const process = new Deno.Command(Deno.execPath(), {
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args: [
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"eval",
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`
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import process from "node:process";
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setInterval(() => {}, 1000);
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const listener = () => {
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console.log("foo");
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process.off("SIGINT")
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};
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process.on("SIGINT", listener);
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`,
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],
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stdout: "piped",
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stderr: "null",
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}).spawn();
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await delay(500);
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for (const _ of Array(3)) {
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try {
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process.kill("SIGINT");
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} catch { /* should die after the first one */ }
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await delay(20);
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}
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await delay(20);
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const testTimeout = setTimeout(() => fail("Test timed out"), 10_000);
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try {
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process.kill("SIGTERM");
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} catch { /* should be dead, avoid hanging just in case */ }
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const output = await process.output();
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assertEquals(new TextDecoder().decode(output.stdout), "foo\n");
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const process = new Deno.Command(Deno.execPath(), {
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args: [
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"eval",
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`
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import process from "node:process";
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console.log("ready");
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setInterval(() => {}, 1000);
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const listener = () => {
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console.log("foo");
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process.off("SIGINT")
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};
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process.on("SIGINT", listener);
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`,
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],
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stdout: "piped",
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stderr: "null",
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}).spawn();
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let output = "";
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process.stdout.pipeThrough(new TextDecoderStream()).pipeTo(
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new WritableStream({
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write(chunk) {
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output += chunk;
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},
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}),
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);
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while (!output.includes("ready\n")) {
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await delay(10);
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}
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output = "";
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process.kill("SIGINT");
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while (!output.includes("foo\n")) {
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await delay(10);
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}
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await process.status;
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} finally {
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clearTimeout(testTimeout);
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}
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},
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});
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