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chore(ext/node): make process_test more reliable (#22703)

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Matt Mastracci 2024-03-04 19:52:10 -07:00 committed by GitHub
parent c99a0492b7
commit 10557ff15c
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1 changed files with 78 additions and 50 deletions
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62
tests/unit_node/process_test.ts
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@ -19,6 +19,7 @@ import {
assertObjectMatch,
assertStrictEquals,
assertThrows,
fail,
} from "@std/assert/mod.ts";
import { stripColor } from "@std/fmt/colors.ts";
import * as path from "@std/path/mod.ts";
@ -184,12 +185,15 @@ Deno.test({
name: "process.on signal",
ignore: Deno.build.os == "windows",
async fn() {
const testTimeout = setTimeout(() => fail("Test timed out"), 10_000);
try {
const process = new Deno.Command(Deno.execPath(), {
args: [
"eval",
`
import process from "node:process";
setInterval(() => {}, 1000);
console.log("ready");
process.on("SIGINT", () => {
console.log("foo");
});
@ -198,15 +202,29 @@ Deno.test({
stdout: "piped",
stderr: "null",
}).spawn();
await delay(500);
let output = "";
process.stdout.pipeThrough(new TextDecoderStream()).pipeTo(
new WritableStream({
write(chunk) {
output += chunk;
},
}),
);
while (!output.includes("ready\n")) {
await delay(10);
}
output = "";
for (const _ of Array(3)) {
process.kill("SIGINT");
await delay(20);
while (!output.includes("foo\n")) {
await delay(10);
}
}
await delay(20);
process.kill("SIGTERM");
const output = await process.output();
assertEquals(new TextDecoder().decode(output.stdout), "foo\nfoo\nfoo\n");
await process.status;
} finally {
clearTimeout(testTimeout);
}
},
});
@ -214,11 +232,14 @@ Deno.test({
name: "process.off signal",
ignore: Deno.build.os == "windows",
async fn() {
const testTimeout = setTimeout(() => fail("Test timed out"), 10_000);
try {
const process = new Deno.Command(Deno.execPath(), {
args: [
"eval",
`
import process from "node:process";
console.log("ready");
setInterval(() => {}, 1000);
const listener = () => {
console.log("foo");
@ -230,19 +251,26 @@ Deno.test({
stdout: "piped",
stderr: "null",
}).spawn();
await delay(500);
for (const _ of Array(3)) {
try {
process.kill("SIGINT");
} catch { /* should die after the first one */ }
await delay(20);
let output = "";
process.stdout.pipeThrough(new TextDecoderStream()).pipeTo(
new WritableStream({
write(chunk) {
output += chunk;
},
}),
);
while (!output.includes("ready\n")) {
await delay(10);
}
output = "";
process.kill("SIGINT");
while (!output.includes("foo\n")) {
await delay(10);
}
await process.status;
} finally {
clearTimeout(testTimeout);
}
await delay(20);
try {
process.kill("SIGTERM");
} catch { /* should be dead, avoid hanging just in case */ }
const output = await process.output();
assertEquals(new TextDecoder().decode(output.stdout), "foo\n");
},
});