When a Task is detached but is still stored as a recent Task, it should be allowed to launched into split screen. Bug: 176061101 Test: atest WMShellFlickerTests:EnterSplitScreenFromDetachedRecentTask Test: atest WmTests:RecentTasksTest Change-Id: Ic72901ca76f4acb6e68926062675ecc290b399be
WM Shell Flicker Test Package
Please reference the following links
on what is Flicker Test and how to write a Flicker Test
To run the Flicker Tests for WM Shell, simply run atest WMShellFlickerTests