test: add hr-time Web platform tests

Refs: #32790 PR-URL: #33287 Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: James M Snell <[email protected]> Reviewed-By: Joyee Cheung <[email protected]>
nodejs · Jun 7, 2020 · cd92052 · cd92052
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diff --git a/test/fixtures/wpt/README.md b/test/fixtures/wpt/README.md
@@ -17,6 +17,7 @@ Last update:
 - interfaces: https://github.com/web-platform-tests/wpt/tree/712c9f275e/interfaces
 - html/webappapis/microtask-queuing: https://github.com/web-platform-tests/wpt/tree/0c3bed38df/html/webappapis/microtask-queuing
 - html/webappapis/timers: https://github.com/web-platform-tests/wpt/tree/ddfe9c089b/html/webappapis/timers
+- hr-time: https://github.com/web-platform-tests/wpt/tree/a5d1774ecf/hr-time
 
 [Web Platform Tests]: https://github.com/web-platform-tests/wpt
 [`git node wpt`]: https://github.com/nodejs/node-core-utils/blob/master/docs/git-node.md#git-node-wpt
diff --git a/test/fixtures/wpt/hr-time/META.yml b/test/fixtures/wpt/hr-time/META.yml
@@ -0,0 +1,4 @@
+spec: https://w3c.github.io/hr-time/
+suggested_reviewers:
+  - plehegar
+  - igrigorik
diff --git a/test/fixtures/wpt/hr-time/basic.any.js b/test/fixtures/wpt/hr-time/basic.any.js
@@ -0,0 +1,28 @@
+test(function() {
+  assert_true((self.performance !== undefined), "self.performance exists");
+  assert_equals(typeof self.performance, "object", "self.performance is an object");
+  assert_equals((typeof self.performance.now), "function", "self.performance.now() is a function");
+  assert_equals(typeof self.performance.now(), "number", "self.performance.now() returns a number");
+}, "self.performance.now() is a function that returns a number");
+
+test(function() {
+  assert_true(self.performance.now() > 0);
+}, "self.performance.now() returns a positive number");
+
+test(function() {
+    var now1 = self.performance.now();
+    var now2 = self.performance.now();
+    assert_true((now2-now1) >= 0);
+  }, "self.performance.now() difference is not negative");
+
+async_test(function() {
+  // Check whether the performance.now() method is close to Date() within 30ms (due to inaccuracies)
+  var initial_hrt = self.performance.now();
+  var initial_date = Date.now();
+  this.step_timeout(function() {
+    var final_hrt = self.performance.now();
+    var final_date = Date.now();
+    assert_approx_equals(final_hrt - initial_hrt, final_date - initial_date, 30, 'High resolution time value increased by approximately the same amount as time from date object');
+    this.done();
+  }, 2000);
+}, 'High resolution time has approximately the right relative magnitude');
diff --git a/test/fixtures/wpt/hr-time/idlharness.any.js b/test/fixtures/wpt/hr-time/idlharness.any.js
@@ -0,0 +1,23 @@
+// META: global=window,worker
+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+// META: timeout=long
+
+'use strict';
+
+// https://w3c.github.io/hr-time/
+
+idl_test(
+  ['hr-time'],
+  ['html', 'dom'],
+  async idl_array => {
+    if (self.GLOBAL.isWorker()) {
+      idl_array.add_objects({ WorkerGlobalScope: ['self'] });
+    } else {
+      idl_array.add_objects({ Window: ['self'] });
+    }
+    idl_array.add_objects({
+      Performance: ['performance'],
+    });
+  }
+);
diff --git a/test/fixtures/wpt/hr-time/monotonic-clock.any.js b/test/fixtures/wpt/hr-time/monotonic-clock.any.js
@@ -0,0 +1,13 @@
+// The time values returned when calling the now method MUST be monotonically increasing and not subject to system clock adjustments or system clock skew.
+test(function() {
+  assert_true(self.performance.now() > 0, "self.performance.now() returns positive numbers");
+}, "self.performance.now() returns a positive number");
+
+// The difference between any two chronologically recorded time values returned from the now method MUST never be negative.
+test(function() {
+    var now1 = self.performance.now();
+    var now2 = self.performance.now();
+    assert_true((now2-now1) >= 0, "self.performance.now() difference is not negative");
+  },
+  "self.performance.now() difference is not negative"
+);
diff --git a/test/fixtures/wpt/hr-time/performance-tojson.html b/test/fixtures/wpt/hr-time/performance-tojson.html
@@ -0,0 +1,76 @@
+<!doctype html>
+<html>
+<head>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+<script>
+
+test(() => {
+  // Check Performance attributes.
+  assert_equals(typeof(performance.toJSON), 'function');
+  const json = performance.toJSON();
+  assert_equals(typeof(json), 'object');
+  assert_equals(json.timeOrigin, performance.timeOrigin,
+    'performance.toJSON().timeOrigin should match performance.timeOrigin');
+
+  // Check PerformanceTiming toJSON.
+  const jsonTiming = json.timing;
+  const timing = performance.timing;
+  assert_equals(typeof(timing.toJSON), 'function');
+  const timingJSON = timing.toJSON();
+  assert_equals(typeof(timingJSON), 'object');
+  // Check PerformanceTiming attributes, from both:
+  // 1) |jsonTiming| from  Performance.
+  // 2) |timingJSON| from PerformanceTiming.
+  const performanceTimingKeys = [
+    'navigationStart',
+    'unloadEventStart',
+    'unloadEventEnd',
+    'redirectStart',
+    'redirectEnd',
+    'fetchStart',
+    'domainLookupStart',
+    'domainLookupEnd',
+    'connectStart',
+    'connectEnd',
+    'secureConnectionStart',
+    'requestStart',
+    'responseStart',
+    'responseEnd',
+    'domLoading',
+    'domInteractive',
+    'domContentLoadedEventStart',
+    'domContentLoadedEventEnd',
+    'domComplete',
+    'loadEventStart',
+    'loadEventEnd'
+  ];
+  for (const key of performanceTimingKeys) {
+    assert_equals(jsonTiming[key], timing[key],
+      `performance.toJSON().timing.${key} should match performance.timing.${key}`);
+    assert_equals(timingJSON[key], timing[key],
+      `performance.timing.toJSON().${key} should match performance.timing.${key}`);
+  }
+
+  // Check PerformanceNavigation toJSON.
+  const jsonNavigation = json.navigation;
+  const navigation = performance.navigation;
+  assert_equals(typeof(navigation.toJSON), 'function');
+  const navigationJSON = navigation.toJSON();
+  assert_equals(typeof(navigationJSON), 'object');
+  // Check PerformanceNavigation attributes, from both:
+  // 1) |jsonNavigation| from  Performance.
+  // 2) |navigationJSON| from PerformanceNavigation.
+  let performanceNavigationKeys = ['type', 'redirectCount'];
+  for (const key of performanceNavigationKeys) {
+    assert_equals(jsonNavigation[key], navigation[key],
+      `performance.toJSON().navigation.${key} should match performance.navigation.${key}`);
+    assert_equals(navigationJSON[key], navigation[key],
+      `performance.navigation.toJSON().${key} should match performance.navigation.${key}`);
+  }
+}, 'Test performance.toJSON()');
+</script>
+</body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/resources/now_frame.html b/test/fixtures/wpt/hr-time/resources/now_frame.html
@@ -0,0 +1,9 @@
+<!DOCTYPE HTML>
+<html>
+    <head>
+        <meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
+        <title>window.performance.now frame</title>
+        <link rel="author" title="Google" href="http://www.google.com/" />
+    </head>
+    <body></body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/resources/unload-a.html b/test/fixtures/wpt/hr-time/resources/unload-a.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Helper page for ../unload-manual.html</title>
+</head>
+<body>
+  <script src="./unload.js"></script>
+  <script>
+    setupListeners("a", "./unload-b.html");
+  </script>
+  <button id="proceed">Click me!</button>
+</body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/resources/unload-b.html b/test/fixtures/wpt/hr-time/resources/unload-b.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Helper page for ../unload-manual.html</title>
+</head>
+<body>
+  <script src="./unload.js"></script>
+  <script>
+    setupListeners("b", "./unload-c.html");
+  </script>
+  <button id="proceed">Click me again!</button>
+</body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/resources/unload-c.html b/test/fixtures/wpt/hr-time/resources/unload-c.html
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title>Helper page for ../unload-manual.html</title>
+</head>
+<body>
+  <script src="./unload.js"></script>
+  <script>
+    setupListeners("c", null);
+  </script>
+  <button id="proceed">Click me, one last time!</button>
+</body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/resources/unload.js b/test/fixtures/wpt/hr-time/resources/unload.js
@@ -0,0 +1,50 @@
+const syncDelay = ms => {
+  const start = performance.now();
+  let elapsedTime;
+  do {
+    elapsedTime = performance.now() - start;
+  } while (elapsedTime < ms);
+};
+
+const markTime = (docName, lifecycleEventName) => {
+  // Calculating these values before the below `mark` invocation ensures that delays in
+  // reaching across to the other window object doesn't interfere with the correctness
+  // of the test.
+  const dateNow = Date.now();
+  const performanceNow = performance.now();
+
+  window.opener.mark({
+    docName,
+    lifecycleEventName,
+    performanceNow: performanceNow,
+    dateNow: dateNow
+  });
+};
+
+const setupUnloadPrompt = (docName, msg) => {
+  window.addEventListener("beforeunload", ev => {
+    markTime(docName, "beforeunload");
+    return ev.returnValue = msg || "Click OK to continue test."
+  });
+};
+
+const setupListeners = (docName, nextDocument) => {
+  window.addEventListener("load", () => {
+    markTime(docName, "load");
+    document.getElementById("proceed").addEventListener("click", ev => {
+      ev.preventDefault();
+      if (nextDocument) {
+        document.location = nextDocument;
+      } else {
+        window.close();
+      }
+    })
+  });
+
+  setupUnloadPrompt(docName);
+
+  window.addEventListener("unload", () => {
+    markTime(docName, "unload");
+    if (docName !== "c") { syncDelay(1000); }
+  });
+};
diff --git a/test/fixtures/wpt/hr-time/test_cross_frame_start.html b/test/fixtures/wpt/hr-time/test_cross_frame_start.html
@@ -0,0 +1,59 @@
+<!DOCTYPE html>
+<html>
+  <head>
+        <meta charset="utf-8" >
+        <title>window.performance.now across frames</title>
+        <link rel="author" title="Google" href="http://www.google.com/">
+        <link rel="help" href="http://www.w3.org/TR/hr-time/#sec-extenstions-performance-interface">
+
+        <script src="/resources/testharness.js"></script>
+        <script src="/resources/testharnessreport.js"></script>
+
+        <script type="text/javascript">
+            setup({explicit_done: true});
+
+            var setup_frame = async_test("Setup the frame");
+
+            function start_test() {
+              setup_frame.step_timeout(function () {
+                var iframe = document.createElement('iframe');
+                iframe.id = 'frameContext';
+                iframe.onload = finish_test;
+                iframe.src = "resources/now_frame.html";
+                document.body.appendChild(iframe);
+                setup_frame.done();
+              }, 1000);
+            }
+
+            function finish_test() {
+              var childWindow = document.getElementById('frameContext').contentWindow;
+
+              // Verify a positive number is returned for both the frame and parent.
+              test(function() { assert_true(window.performance.now() > 0); }, 'parent performance.now() > 0');
+              test(function() { assert_true(childWindow.performance.now() > 0); }, 'child performance.now() > 0');
+
+              // Verify that the test properly created the child at least a second after the parent.
+              test(function () { assert_true(childWindow.performance.timing.navigationStart > (window.performance.timing.navigationStart + 1000)); },
+                                'Child created at least 1 second after parent');
+
+              test(function () {
+                var parentNow = window.performance.now();
+                var childNow = childWindow.performance.now();
+                var childParentSkew = Math.abs(childNow - parentNow);
+                assert_true(childParentSkew > 1000, 'Child and parent\'s now()s have different bases (skewed more than 1 second)');
+
+                var childLoadTime = childWindow.performance.timing.loadEventStart - childWindow.performance.timing.navigationStart;
+                assert_true(1000 > (childNow - childLoadTime), 'Child\'s now() is based on its document\'s navigationStart');
+              }, 'Child and parent time bases are correct');
+
+              done();
+            }
+        </script>
+
+    </head>
+    <body onload="start_test()">
+        <h1>Description</h1>
+        <p>This test validates the values of the window.performance.now() are based on the current document's navigationStart.</p>
+        <div id="log"></div>
+    </body>
+</html>
diff --git a/test/fixtures/wpt/hr-time/timeOrigin.html b/test/fixtures/wpt/hr-time/timeOrigin.html
@@ -0,0 +1,45 @@
+<!doctype html>
+<html>
+<head>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+</head>
+<body>
+<script>
+const windowOrigin = performance.timeOrigin;
+
+test(() => {
+  // Use a 30ms cushion when comparing with Date() to account for inaccuracy.
+  const startTime = Date.now();
+  assert_greater_than_equal(startTime + 30, windowOrigin, 'Date.now() should be at least as large as the window timeOrigin.');
+  const startNow = performance.now();
+  assert_less_than_equal(startTime, windowOrigin + startNow + 30, 'Date.now() should be close to window timeOrigin.');
+}, 'Window timeOrigin is close to Date.now() when there is no system clock adjustment.');
+
+const workerScript = 'postMessage({timeOrigin: performance.timeOrigin})';
+const blob = new Blob([workerScript]);
+
+async_test(function(t) {
+  const beforeWorkerCreation = performance.now();
+  const worker = new Worker(URL.createObjectURL(blob));
+  worker.addEventListener('message', t.step_func_done(function(event) {
+    const workerOrigin = event.data.timeOrigin;
+    assert_greater_than_equal(workerOrigin, windowOrigin + beforeWorkerCreation, 'Worker timeOrigin should be greater than the window timeOrigin.');
+    const afterWorkerCreation = performance.now();
+    assert_less_than_equal(workerOrigin - windowOrigin, afterWorkerCreation, 'Window and worker timeOrigins should be close.');
+  }));
+}, 'Window and worker timeOrigins are close when created one after another.');
+
+async_test(function(t) {
+  this.step_timeout(function() {
+    const workerCreation = performance.now();
+    const worker = new Worker(URL.createObjectURL(blob));
+    worker.addEventListener('message', t.step_func_done(function(event) {
+      const workerOrigin = event.data.timeOrigin;
+      assert_greater_than_equal(workerOrigin - windowOrigin, 200, 'We waited 200ms to spawn the second worker, so its timeOrigin should be greater than that of the window.');
+    }));
+  }, 200);
+}, 'Window and worker timeOrigins differ when worker is created after a delay.');
+</script>
+</body>
+</html>