1 files changed, 24 insertions, 0 deletions
diff --git a/testing/web-platform/tests/requestidlecallback/idlharness.window.js b/testing/web-platform/tests/requestidlecallback/idlharness.window.js
new file mode 100644
index 0000000000..69cd5a49b0
--- /dev/null
+++ b/testing/web-platform/tests/requestidlecallback/idlharness.window.js
@@ -0,0 +1,24 @@
+// META: script=/resources/WebIDLParser.js
+// META: script=/resources/idlharness.js
+
+// https://w3c.github.io/requestidlecallback/
+
+'use strict';
+
+idl_test(
+  ['requestidlecallback'],
+  ['html', 'dom'],
+  async idl_array => {
+    idl_array.add_objects({
+      IdleDeadline: ['deadline'],
+      Window: ['window'],
+    });
+
+    await new Promise(resolve => {
+      requestIdleCallback(d => {
+        self.deadline = d;
+        resolve();
+      }, { timeout: 100 });
+    });
+  }
+);