benchmark: add strictEqual and notStrictEqual bench

PR-URL: https://github.com/nodejs/node/pull/54734
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>

benchmark/assert/strictequal.js

@@ -0,0 +1,43 @@
+'use strict';
+
+const common = require('../common.js');
+const assert = require('assert');
+
+const bench = common.createBenchmark(main, {
+  n: [25, 2e5],
+  type: ['string', 'object', 'number'],
+  method: ['strictEqual', 'notStrictEqual'],
+});
+
+function main({ type, n, method }) {
+  const fn = assert[method];
+  let actual, expected;
+  switch (type) {
+    case 'string':
+      actual = expected = 'Hello World';
+      if (method === 'notStrictEqual') {
+        expected += 'bar';
+      }
+      break;
+    case 'object':
+      actual = expected = { a: 'Hello', b: 'World' };
+      if (method === 'notStrictEqual') {
+        expected = { a: 'Hello', b: 'World' };
+      }
+      break;
+    case 'number':
+      actual = expected = 1e9;
+      if (method === 'notStrictEqual') {
+        expected += 1;
+      }
+      break;
+    default:
+      throw new Error('Unexpected type');
+  }
+
+  bench.start();
+  for (let i = 0; i < n; ++i) {
+    fn(actual, expected);
+  }
+  bench.end(n);
+}