1 files changed, 13 insertions, 0 deletions
diff --git a/testing/web-platform/tests/longtask-timing/resources/utils.js b/testing/web-platform/tests/longtask-timing/resources/utils.js
new file mode 100644
index 0000000000..36bd6c7bc2
--- /dev/null
+++ b/testing/web-platform/tests/longtask-timing/resources/utils.js
@@ -0,0 +1,13 @@
+function checkLongTaskEntry(longtask, name='self') {
+  assert_equals(longtask.entryType, 'longtask');
+  assert_equals(longtask.name, name);
+  assert_true(Number.isInteger(longtask.duration));
+  assert_greater_than_equal(longtask.duration, 50);
+  assert_greater_than_equal(longtask.startTime, 0);
+  const currentTime = performance.now();
+  assert_less_than_equal(longtask.startTime, currentTime);
+}
+
+function hasUnrelatedTaskName(taskName, expectedTaskName) {
+  return (taskName !== expectedTaskName);
+}