worker: add cpuUsage for worker

PR-URL: https://github.com/nodejs/node/pull/59177
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ilyas Shabi <ilyasshabi94@gmail.com>

test/parallel/test-worker-cpu-usage.js

@@ -0,0 +1,81 @@
+'use strict';
+const common = require('../common');
+const { isSunOS } = require('../common');
+const assert = require('assert');
+const {
+  Worker,
+} = require('worker_threads');
+
+function validate(result) {
+  assert.ok(typeof result == 'object' && result !== null);
+  assert.ok(result.user >= 0);
+  assert.ok(result.system >= 0);
+  assert.ok(Number.isFinite(result.user));
+  assert.ok(Number.isFinite(result.system));
+}
+
+function check(worker) {
+  [
+    -1,
+    1.1,
+    NaN,
+    undefined,
+    {},
+    [],
+    null,
+    function() {},
+    Symbol(),
+    true,
+    Infinity,
+    { user: -1, system: 1 },
+    { user: 1, system: -1 },
+  ].forEach((value) => {
+    try {
+      worker.cpuUsage(value);
+    } catch (e) {
+      assert.ok(/ERR_OUT_OF_RANGE|ERR_INVALID_ARG_TYPE/i.test(e.code));
+    }
+  });
+}
+
+const worker = new Worker(`
+  const { parentPort } = require('worker_threads');
+  parentPort.on('message', () => {});
+  `, { eval: true });
+
+// See test-process-threadCpuUsage-main-thread.js
+if (isSunOS) {
+  assert.throws(
+    () => worker.cpuUsage(),
+    {
+      code: 'ERR_OPERATION_FAILED',
+      name: 'Error',
+      message: 'Operation failed: worker.cpuUsage() is not available on SunOS'
+    }
+  );
+  worker.terminate();
+} else {
+  worker.on('online', common.mustCall(async () => {
+    check(worker);
+
+    const prev = await worker.cpuUsage();
+    validate(prev);
+
+    const curr = await worker.cpuUsage();
+    validate(curr);
+
+    assert.ok(curr.user >= prev.user);
+    assert.ok(curr.system >= prev.system);
+
+    const delta = await worker.cpuUsage(curr);
+    validate(delta);
+
+    worker.terminate();
+  }));
+
+  worker.once('exit', common.mustCall(async () => {
+    await assert.rejects(worker.cpuUsage(), {
+      code: 'ERR_WORKER_NOT_RUNNING'
+    });
+  }));
+}

test/sequential/test-async-wrap-getasyncid.js

@@ -62,6 +62,7 @@ const { getSystemErrorName } = require('util');
     delete providers.SIGINTWATCHDOG;
     delete providers.WORKERHEAPSNAPSHOT;
     delete providers.WORKERHEAPSTATISTICS;
+    delete providers.WORKERCPUUSAGE;
     delete providers.BLOBREADER;
     delete providers.RANDOMPRIMEREQUEST;
     delete providers.CHECKPRIMEREQUEST;