Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 135 insertions, 0 deletions

diff --git a/testing/web-platform/tests/long-animation-frame/tentative/resources/busy.js b/testing/web-platform/tests/long-animation-frame/tentative/resources/busy.js
new file mode 100644
index 0000000000..9d761b6de5
--- /dev/null
+++ b/testing/web-platform/tests/long-animation-frame/tentative/resources/busy.js
@@ -0,0 +1,4 @@
+(() => {
+  const deadline = performance.now() + 360;
+  while (performance.now() < deadline) {}
+})();
diff --git a/testing/web-platform/tests/long-animation-frame/tentative/resources/utils.js b/testing/web-platform/tests/long-animation-frame/tentative/resources/utils.js
new file mode 100644
index 0000000000..8781252e94
--- /dev/null
+++ b/testing/web-platform/tests/long-animation-frame/tentative/resources/utils.js
@@ -0,0 +1,131 @@
+const windowLoaded = new Promise(resolve => window.addEventListener('load', resolve));
+setup(() =>
+  assert_implements(window.PerformanceLongAnimationFrameTiming,
+    'Long animation frames are not supported.'));
+
+const very_long_frame_duration = 360;
+const no_long_frame_timeout = very_long_frame_duration * 3;
+const waiting_for_long_frame_timeout = very_long_frame_duration * 10;
+
+function loaf_promise(t) {
+  return new Promise(resolve => {
+      const observer = new PerformanceObserver(entries => {
+          const entry = entries.getEntries()[0];
+          // TODO: understand why we need this 5ms epsilon.
+          if (entry.duration > very_long_frame_duration - 5) {
+            observer.disconnect();
+            resolve(entry);
+          }
+      });
+
+      t.add_cleanup(() => observer.disconnect());
+
+      observer.observe({entryTypes: ['long-animation-frame']});
+  });
+}
+
+function busy_wait(ms_delay = very_long_frame_duration) {
+  const deadline = performance.now() + ms_delay;
+  while (performance.now() < deadline) {}
+}
+
+async function expect_long_frame(cb, t) {
+  await windowLoaded;
+  await new Promise(resolve => t.step_timeout(resolve, 0));
+  const timeout = new Promise((resolve, reject) =>
+    t.step_timeout(() => resolve("timeout"), waiting_for_long_frame_timeout));
+  const receivedLongFrame = loaf_promise(t);
+  await cb(t);
+  const entry = await Promise.race([
+    receivedLongFrame,
+    timeout
+  ]);
+  return entry;
+}
+
+async function expect_long_frame_with_script(cb, predicate, t) {
+  for (let i = 0; i < 10; ++i) {
+      const entry = await expect_long_frame(cb, t);
+      if (entry === "timeout" || !entry.scripts.length)
+        continue;
+      for (const script of entry.scripts) {
+        if (predicate(script))
+          return [entry, script];
+      }
+  }
+
+  return [];
+}
+
+async function expect_no_long_frame(cb, t) {
+  await windowLoaded;
+  for (let i = 0; i < 5; ++i) {
+    const receivedLongFrame = loaf_promise(t);
+    await cb();
+    const result = await Promise.race([receivedLongFrame,
+        new Promise(resolve => t.step_timeout(() => resolve("timeout"),
+        no_long_frame_timeout))]);
+    if (result === "timeout")
+      return false;
+  }
+
+  throw new Error("Consistently creates long frame");
+}
+
+async function prepare_exec_iframe(t, origin) {
+  const iframe = document.createElement("iframe");
+  t.add_cleanup(() => iframe.remove());
+  const url = new URL("/common/dispatcher/remote-executor.html", origin);
+  const uuid = token();
+  url.searchParams.set("uuid", uuid);
+  iframe.src = url.href;
+  document.body.appendChild(iframe);
+  await new Promise(resolve => iframe.addEventListener("load", resolve));
+  return [new RemoteContext(uuid), iframe];
+}
+
+
+async function prepare_exec_popup(t, origin) {
+  const url = new URL("/common/dispatcher/remote-executor.html", origin);
+  const uuid = token();
+  url.searchParams.set("uuid", uuid);
+  const popup = window.open(url);
+  t.add_cleanup(() => popup.close());
+  return [new RemoteContext(uuid), popup];
+}
+function test_loaf_script(cb, name, type, label) {
+  promise_test(async t => {
+    let [entry, script] = [];
+    [entry, script] = await expect_long_frame_with_script(cb,
+      script => (
+        script.type === type &&
+        script.name.startsWith(name) &&
+        script.duration >= very_long_frame_duration), t);
+
+    assert_true(!!entry, "Entry detected");
+    assert_greater_than_equal(script.duration, very_long_frame_duration);
+    assert_greater_than_equal(entry.duration, script.duration);
+    assert_greater_than_equal(script.executionStart, script.startTime);
+    assert_greater_than_equal(script.startTime, entry.startTime)
+    assert_equals(script.window, window);
+    assert_equals(script.forcedStyleAndLayoutDuration, 0);
+    assert_equals(script.windowAttribution, "self");
+}, `LoAF script: ${name} ${type},${label ? ` ${label}` : ''}`);
+
+}
+
+function test_self_user_callback(cb, name, label) {
+    test_loaf_script(cb, name, "user-callback", label);
+}
+
+function test_self_event_listener(cb, name) {
+  test_loaf_script(cb, name, "event-listener");
+}
+
+function test_promise_script(cb, resolve_or_reject, name, label) {
+  test_loaf_script(cb, name, `${resolve_or_reject}-promise`, label);
+}
+
+function test_self_script_block(cb, name, type) {
+  test_loaf_script(cb, name, type);
+}