perf_hooks,http2: add performance.clear()

Add missing clear() method to `perf_hooks.performance` to
remove the entries from the master timeline to prevent
that from being a memory leak.

PR-URL: https://github.com/nodejs/node/pull/18046
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/test/parallel/test-http2-perf_hooks.js b/test/parallel/test-http2-perf_hooks.js
index 07d9c55ed7..e30d0ac83e 100644
--- a/test/parallel/test-http2-perf_hooks.js
+++ b/test/parallel/test-http2-perf_hooks.js
@@ -6,7 +6,7 @@ if (!common.hasCrypto)
 const assert = require('assert');
 const h2 = require('http2');
 
-const { PerformanceObserver } = require('perf_hooks');
+const { PerformanceObserver, performance } = require('perf_hooks');
 
 const obs = new PerformanceObserver(common.mustCall((items) => {
   const entry = items.getEntries()[0];
@@ -46,6 +46,7 @@ const obs = new PerformanceObserver(common.mustCall((items) => {
     default:
       assert.fail('invalid entry name');
   }
+  performance.clearEntries('http2');
 }, 4));
 obs.observe({ entryTypes: ['http2'] });
 
@@ -100,3 +101,10 @@ server.on('listening', common.mustCall(() => {
   }));
 
 }));
+
+process.on('exit', () => {
+  const entries = performance.getEntries();
+  // There shouldn't be any http2 entries left over.
+  assert.strictEqual(entries.length, 1);
+  assert.strictEqual(entries[0], performance.nodeTiming);
+});