SImple invocation for requestAnimationFrame
diff --git a/animation-timing/callback-invoked.html b/animation-timing/callback-invoked.html new file mode 100644 index 0000000..1bf49c0 --- /dev/null +++ b/animation-timing/callback-invoked.html
@@ -0,0 +1,22 @@ +<!doctype html> +<html> + <head> + <title>requestAnimationFrame must be triggered once</title> + <script src="/resources/testharness.js"></script> + <script src="/resources/testharnessreport.js"></script> + <link rel="help" href="https://w3c.github.io/web-performance/specs/RequestAnimationFrame/Overview.html#dom-windowanimationtiming-requestanimationframe"/> + </head> + <body> + <div id="log"></div> + <script> + async_test(function (t) { + t.step(function() { + assert_false(document.hidden, "document.hidden must be exist and be false to run this test properly"); + }); + window.requestAnimationFrame(function () { + t.step(function() { assert_true(true); t.done(); }); + }); + }, "requestAnimationFrame callback is invoked at least once before the timeout"); + </script> + </body> +</html> 