32 lines
907 B
TypeScript
32 lines
907 B
TypeScript
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import Piscina from '..';
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import { resolve } from 'path';
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import { test } from 'tap';
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test('can set niceness for threads on Linux', {
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skip: process.platform !== 'linux'
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}, async ({ equal }) => {
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const worker = new Piscina({
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filename: resolve(__dirname, 'fixtures/eval.js'),
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niceIncrement: 5
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});
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// ts-ignore because the dependency is not installed on Windows.
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// @ts-ignore
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const currentNiceness = (await import('nice-napi')).default(0);
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const result = await worker.runTask('require("nice-napi")()');
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// niceness is capped to 19 on Linux.
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const expected = Math.min(currentNiceness + 5, 19);
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equal(result, expected);
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});
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test('setting niceness never does anything bad', async ({ equal }) => {
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const worker = new Piscina({
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filename: resolve(__dirname, 'fixtures/eval.js'),
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niceIncrement: 5
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});
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const result = await worker.runTask('42');
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equal(result, 42);
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});
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