Files
CHEVALLIER Abel cb235644dc init
2025-11-13 16:23:22 +01:00

51 lines
1.7 KiB
TypeScript

import assert from 'node:assert/strict';
import { resolve } from 'node:path';
import { test } from 'node:test';
import { getCurrentProcessPriority, WindowsThreadPriority } from '@napi-rs/nice';
import Piscina from '..';
test('niceness - Linux:', { skip: process.platform !== 'linux' }, async scope => {
scope.plan(2);
await scope.test('can set niceness for threads on Linux', async () => {
const worker = new Piscina({
filename: resolve(__dirname, 'fixtures/eval.js'),
niceIncrement: 5
});
// ts-ignore because the dependency is not installed on Windows.
// @ts-ignore
const currentNiceness = getCurrentProcessPriority();
const result = await worker.run('require("@napi-rs/nice").getCurrentProcessPriority()');
// niceness is capped to 19 on Linux.
const expected = Math.min(currentNiceness + 5, 19);
assert.strictEqual(result, expected);
});
await scope.test('setting niceness never does anything bad', async () => {
const worker = new Piscina({
filename: resolve(__dirname, 'fixtures/eval.js'),
niceIncrement: 5
});
const result = await worker.run('42');
assert.strictEqual(result, 42);
});
});
test('niceness - Windows', {
skip: process.platform !== 'win32'
}, scope => {
scope.plan(1);
scope.test('can set niceness for threads on Windows', async () => {
const worker = new Piscina({
filename: resolve(__dirname, 'fixtures/eval.js'),
niceIncrement: WindowsThreadPriority.ThreadPriorityAboveNormal
});
const result = await worker.run('require("@napi-rs/nice").getCurrentProcessPriority()');
assert.strictEqual(result, WindowsThreadPriority.ThreadPriorityAboveNormal);
});
});