35 lines
1.3 KiB
TypeScript
35 lines
1.3 KiB
TypeScript
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import Piscina from '..';
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import { test } from 'tap';
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import { resolve } from 'path';
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test('resourceLimits causes task to reject', async ({ equal, rejects }) => {
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const worker = new Piscina({
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filename: resolve(__dirname, 'fixtures/resource-limits.js'),
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resourceLimits: {
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maxOldGenerationSizeMb: 16,
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maxYoungGenerationSizeMb: 4,
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codeRangeSizeMb: 16
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}
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});
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worker.on('error', () => {
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// Ignore any additional errors that may occur.
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// This may happen because when the Worker is
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// killed a new worker is created that may hit
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// the memory limits immediately. When that
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// happens, there is no associated Promise to
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// reject so we emit an error event instead.
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// We don't care so much about that here. We
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// could potentially avoid the issue by setting
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// higher limits above but rather than try to
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// guess at limits that may work consistently,
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// let's just ignore the additional error for
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// now.
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});
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const limits : any = worker.options.resourceLimits;
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equal(limits.maxOldGenerationSizeMb, 16);
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equal(limits.maxYoungGenerationSizeMb, 4);
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equal(limits.codeRangeSizeMb, 16);
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rejects(worker.runTask(null),
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/Worker terminated due to reaching memory limit: JS heap out of memory/);
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});
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