perf_hooks: add PerformanceResourceTiming

perf_hooks: create clearResourceTimings

perf_hooks: add resourcetiming test parallel

perf_hooks: add markResourceTiming

perf_hooks: fix observable when using resource

perf_hooks: fix observable when using resource

perf_hooks: add class comments

perf_hooks: add PerformanceResourceTiming

perf_hooks: create clearResourceTimings

perf_hooks: add resourcetiming test parallel

perf_hooks: add markResourceTiming

perf_hooks: fix observable when using resource

perf_hooks: fix observable when using resource

perf_hooks: add class comments

perf_hooks: add Resource Timing documentation

benchmark: measure resource timing module

perf_hooks: add check avoiding new PerformanceResourceTiming

perf_hooks: adjust doc

PR-URL: https://github.com/nodejs/node/pull/42725
Fixes: https://github.com/nodejs/undici/issues/952
Reviewed-By: Robert Nagy <ronagy@icloud.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Paolo Insogna <paolo@cowtech.it>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>

1 files changed, 77 insertions, 0 deletions

diff --git a/benchmark/perf_hooks/resourcetiming.js b/benchmark/perf_hooks/resourcetiming.js
new file mode 100644
index 00000000000..c71cfeae7ef
--- /dev/null
+++ b/benchmark/perf_hooks/resourcetiming.js
@@ -0,0 +1,77 @@
+'use strict';
+
+const common = require('../common.js');
+
+const {
+  PerformanceObserver,
+  performance,
+} = require('perf_hooks');
+
+function createTimingInfo({
+  startTime = 0,
+  redirectStartTime = 0,
+  redirectEndTime = 0,
+  postRedirectStartTime = 0,
+  finalServiceWorkerStartTime = 0,
+  finalNetworkRequestStartTime = 0,
+  finalNetworkResponseStartTime = 0,
+  endTime = 0,
+  encodedBodySize = 0,
+  decodedBodySize = 0,
+  finalConnectionTimingInfo = null
+}) {
+  if (finalConnectionTimingInfo !== null) {
+    finalConnectionTimingInfo.domainLookupStartTime =
+        finalConnectionTimingInfo.domainLookupStartTime || 0;
+    finalConnectionTimingInfo.domainLookupEndTime =
+        finalConnectionTimingInfo.domainLookupEndTime || 0;
+    finalConnectionTimingInfo.connectionStartTime =
+        finalConnectionTimingInfo.connectionStartTime || 0;
+    finalConnectionTimingInfo.connectionEndTime =
+        finalConnectionTimingInfo.connectionEndTime || 0;
+    finalConnectionTimingInfo.secureConnectionStartTime =
+        finalConnectionTimingInfo.secureConnectionStartTime || 0;
+    finalConnectionTimingInfo.ALPNNegotiatedProtocol =
+        finalConnectionTimingInfo.ALPNNegotiatedProtocol || [];
+  }
+  return {
+    startTime,
+    redirectStartTime,
+    redirectEndTime,
+    postRedirectStartTime,
+    finalServiceWorkerStartTime,
+    finalNetworkRequestStartTime,
+    finalNetworkResponseStartTime,
+    endTime,
+    encodedBodySize,
+    decodedBodySize,
+    finalConnectionTimingInfo,
+  };
+}
+
+const bench = common.createBenchmark(main, {
+  n: [1e5],
+  observe: ['resource'],
+});
+
+function test() {
+  const timingInfo = createTimingInfo({ finalConnectionTimingInfo: {} });
+  performance.markResourceTiming(
+    timingInfo,
+    'http://localhost:8080',
+    'fetch',
+    {},
+    ''
+  );
+}
+
+function main({ n, observe }) {
+  const obs = new PerformanceObserver(() => {
+    bench.end(n);
+  });
+  obs.observe({ entryTypes: [observe], buffered: true });
+
+  bench.start();
+  for (let i = 0; i < 1e5; i++)
+    test();
+}