fs: add rmsync recursive benchmark

Author: JonasBa

benchmark/fs/bench-rmdirSync.js

@@ -0,0 +1,50 @@
+'use strict';
+
+const common = require('../common');
+const fs = require('fs');
+const tmpdir = require('../../test/common/tmpdir');
+tmpdir.refresh();
+
+const bench = common.createBenchmark(main, {
+  type: ['existing', 'non-existing'],
+  n: [1e3],
+});
+
+function main({ n, type }) {
+  switch (type) {
+    case 'existing': {
+      for (let i = 0; i < n; i++) {
+        const p = tmpdir.resolve(`rmdirsync-bench-dir-${i}`);
+        fs.mkdirSync(p, { recursive: true });
+      }
+
+      bench.start();
+      for (let i = 0; i < n; i++) {
+        const p = tmpdir.resolve(`rmdirsync-bench-dir-${i}`);
+
+        fs.rmdirSync(p, {
+          recursive: true,
+          maxRetries: 3,
+        });
+      }
+      bench.end(n);
+      break;
+    }
+    case 'non-existing': {
+      bench.start();
+      for (let i = 0; i < n; i++) {
+        try {
+          fs.rmdirSync(tmpdir.resolve(`.non-existent-folder-${i}`), {
+            recursive: true,
+          });
+        } catch {
+          // do nothing
+        }
+      }
+      bench.end(n);
+      break;
+    }
+    default:
+      new Error('Invalid type');
+  }
+}