Run DelayFrame on UnityEditor

src/UniTask/Assets/Editor/EditorRunnerChecker.cs

@@ -22,7 +22,9 @@ public static class EditorRunnerChecker
 
         //var r = await UnityWebRequest.Get("https://bing.com/").SendWebRequest().ToUniTask();
         //Debug.Log(r.downloadHandler.text.Substring(0, 100));
-        await UniTask.Yield();
+        //await UniTask.Yield();
+
+        await UniTask.DelayFrame(30);
 
         Debug.Log("End");
     }

src/UniTask/Assets/Plugins/UniTask/Runtime/UniTask.Delay.cs

@@ -444,8 +444,20 @@ namespace Cysharp.Threading.Tasks
                     // skip in initial frame.
                     if (initialFrame == Time.frameCount)
                     {
+#if UNITY_EDITOR
+                        // force use Realtime.
+                        if (PlayerLoopHelper.IsMainThread && !UnityEditor.EditorApplication.isPlaying)
+                        {
+                            //goto ++currentFrameCount
+                        }
+                        else
+                        {
                             return true;
                         }
+#else
+                        return true;
+#endif
+                    }
                 }
 
                 if (++currentFrameCount >= delayFrameCount)