// Flags: --expose-internals 'use strict'; const common = require('../common'); const { recordState, getHeapSnapshotOptionTests } = require('../common/heap'); const { Worker } = require('worker_threads'); const { once } = require('events'); (async function() { const tests = getHeapSnapshotOptionTests(); const w = new Worker(tests.fixtures); await once(w, 'message'); for (const { options, expected } of tests.cases) { const stream = await w.getHeapSnapshot(options); const snapshot = recordState(stream); tests.check(snapshot, expected); } await w.terminate(); })().then(common.mustCall());