Bug 1473753 [wpt PR 11815] - Update the longtask-timing IDL file, a=testonly

Automatic update from web-platform-testsUpdate the longtask-timing IDL file (#11815)

--

wpt-commits: 5869dccf322079dbad12fa053295bdf3d04d9703
wpt-pr: 11815

testing/web-platform/meta/MANIFEST.json

@@ -289316,6 +289316,11 @@
      {}
     ]
    ],
+   "interfaces/longtasks.idl": [
+    [
+     {}
+    ]
+   ],
    "interfaces/magnetometer.idl": [
     [
      {}
@@ -354264,6 +354269,12 @@
      {}
     ]
    ],
+   "longtask-timing/idlharness.window.js": [
+    [
+     "/longtask-timing/idlharness.window.html",
+     {}
+    ]
+   ],
    "longtask-timing/longtask-attributes.html": [
     [
      "/longtask-timing/longtask-attributes.html",
@@ -594115,6 +594126,10 @@
    "1e9e311a4d347d9f036702d29ef0bc82fca04162",
    "support"
   ],
+  "interfaces/longtasks.idl": [
+   "ce433568ee600f02cc5df4ba6512e58ef98af798",
+   "support"
+  ],
   "interfaces/magnetometer.idl": [
    "5839955446fafc91d9bd63d1549d7bc2e7afe499",
    "support"
@@ -594603,6 +594618,10 @@
    "b8b96baac52a4d6f1dd067f2bb3b1eee0fb2870e",
    "support"
   ],
+  "longtask-timing/idlharness.window.js": [
+   "a37e1c32451afbfeb20079bea4e351372a415b1f",
+   "testharness"
+  ],
   "longtask-timing/longtask-attributes.html": [
    "247359327818f59871be00d22942f6ecde5281a7",
    "testharness"

testing/web-platform/tests/interfaces/longtasks.idl

@@ -0,0 +1,15 @@
+// GENERATED CONTENT - DO NOT EDIT
+// Content of this file was automatically extracted from the
+// "Long Tasks API 1" spec.
+// See: https://w3c.github.io/longtasks/
+
+interface PerformanceLongTaskTiming : PerformanceEntry {
+    readonly attribute FrozenArray<TaskAttributionTiming> attribution;
+};
+
+interface TaskAttributionTiming : PerformanceEntry {
+    readonly attribute DOMString containerType;
+    readonly attribute DOMString containerSrc;
+    readonly attribute DOMString containerId;
+    readonly attribute DOMString containerName;
+};

testing/web-platform/tests/longtask-timing/idlharness.window.js

@@ -0,0 +1,51 @@
+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+
+// https://w3c.github.io/longtask-timing/
+
+'use strict';
+
+promise_test(async t => {
+  const srcs = ['longtasks', 'performance-timeline'];
+  const [idl, perf] = await Promise.all(
+    srcs.map(i => fetch(`/interfaces/${i}.idl`).then(r => r.text())));
+
+  const idl_array = new IdlArray();
+  idl_array.add_idls(idl);
+  idl_array.add_dependency_idls(perf);
+
+  const testIdls = new Promise(resolve => {
+    try {
+      const observer = new PerformanceObserver(entryList => {
+        const entries = Array.from(entryList.getEntries());
+        const attribution = entries.reduce(
+            (sum, e) => sum.concat(e.attribution || []), []);
+        idl_array.add_objects({
+          PerformanceLongTaskTiming: entries,
+          TaskAttributionTiming: attribution,
+        });
+        idl_array.test();
+        resolve();
+      });
+      observer.observe({entryTypes: ['longtask']});
+    } catch (e) {
+      // Will be surfaces in idlharness.js's test_object below.
+    }
+  });
+
+  const longTask = () => {
+    var begin = self.performance.now();
+    while (self.performance.now() < begin + 100);
+  }
+  t.step_timeout(longTask, 0);
+
+  const timeout = new Promise(
+      (_, reject) => t.step_timeout(reject, 1000));
+  return Promise.race([testIdls, timeout])
+    .then(
+        t.step_func_done(),
+        () => {
+          idl_array.test(); // Rejected, but test what we can.
+          return Promise.reject('LongTask was not observed');
+        });
+}, 'longtasks interfaces');