Adding upstream version 115.8.0esr.upstream/115.8.0esr

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

1 files changed, 22 insertions, 0 deletions

diff --git a/testing/web-platform/tests/scheduler/task-controller-setPriority2.any.js b/testing/web-platform/tests/scheduler/task-controller-setPriority2.any.js
new file mode 100644
index 0000000000..716b3af33e
--- /dev/null
+++ b/testing/web-platform/tests/scheduler/task-controller-setPriority2.any.js
@@ -0,0 +1,22 @@
+// META: title=Scheduler: TaskController.setPriority and Task Order
+// META: global=window,worker
+'use strict';
+
+promise_test(async t => {
+  const tasks = [];
+  const runOrder = [];
+  const taskControllers = [];
+
+  for (let i = 0; i < 5; i++) {
+    taskControllers.push(new TaskController({priority: 'background'}));
+    const signal = taskControllers[i].signal;
+    tasks.push(scheduler.postTask(() => { runOrder.push(i); }, {signal}));
+  }
+
+  taskControllers[2].setPriority('user-blocking');
+  assert_equals(taskControllers[2].signal.priority, 'user-blocking');
+
+  await Promise.all(tasks);
+
+  assert_equals(runOrder.toString(), '2,0,1,3,4');
+}, 'Test TaskController.setPriority() affects task order.');