diff --git a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/CommonAssertions.kt b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/CommonAssertions.kt
index 6f1ff99cb0b32..8765ad1596a54 100644
--- a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/CommonAssertions.kt
+++ b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/CommonAssertions.kt
@@ -45,14 +45,23 @@ fun FlickerTestParameter.appPairsDividerBecomesVisible() {
 fun FlickerTestParameter.splitScreenEntered(
     component1: IComponentMatcher,
     component2: IComponentMatcher,
-    fromOtherApp: Boolean
+    fromOtherApp: Boolean,
+    appExistAtStart: Boolean = true
 ) {
     if (fromOtherApp) {
-        appWindowIsInvisibleAtStart(component1)
+        if (appExistAtStart) {
+            appWindowIsInvisibleAtStart(component1)
+        } else {
+            appWindowIsNotContainAtStart(component1)
+        }
     } else {
         appWindowIsVisibleAtStart(component1)
     }
-    appWindowIsInvisibleAtStart(component2)
+    if (appExistAtStart) {
+        appWindowIsInvisibleAtStart(component2)
+    } else {
+        appWindowIsNotContainAtStart(component2)
+    }
     splitScreenDividerIsInvisibleAtStart()
 
     appWindowIsVisibleAtEnd(component1)
@@ -315,6 +324,10 @@ fun FlickerTestParameter.appWindowIsInvisibleAtEnd(component: IComponentMatcher)
     assertWmEnd { this.isAppWindowInvisible(component) }
 }
 
+fun FlickerTestParameter.appWindowIsNotContainAtStart(component: IComponentMatcher) {
+    assertWmStart { this.notContains(component) }
+}
+
 fun FlickerTestParameter.appWindowKeepVisible(component: IComponentMatcher) {
     assertWm { this.isAppWindowVisible(component) }
 }
diff --git a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/EnterSplitScreenByDragFromShortcut.kt b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/EnterSplitScreenByDragFromShortcut.kt
index 1a29193e7517c..e9c765ae37972 100644
--- a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/EnterSplitScreenByDragFromShortcut.kt
+++ b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/EnterSplitScreenByDragFromShortcut.kt
@@ -23,7 +23,6 @@ import com.android.server.wm.flicker.FlickerParametersRunnerFactory
 import com.android.server.wm.flicker.FlickerTestParameter
 import com.android.server.wm.flicker.FlickerTestParameterFactory
 import com.android.server.wm.flicker.dsl.FlickerBuilder
-import com.android.wm.shell.flicker.appWindowBecomesVisible
 import com.android.wm.shell.flicker.appWindowIsVisibleAtEnd
 import com.android.wm.shell.flicker.layerBecomesVisible
 import com.android.wm.shell.flicker.layerIsVisibleAtEnd
@@ -78,7 +77,8 @@ class EnterSplitScreenByDragFromShortcut(
 
     @Postsubmit
     @Test
-    fun cujCompleted() = testSpec.splitScreenEntered(primaryApp, secondaryApp, fromOtherApp = false)
+    fun cujCompleted() = testSpec.splitScreenEntered(primaryApp, secondaryApp,
+        fromOtherApp = false, appExistAtStart = false)
 
     @Postsubmit
     @Test
@@ -108,7 +108,15 @@ class EnterSplitScreenByDragFromShortcut(
 
     @Postsubmit
     @Test
-    fun secondaryAppWindowBecomesVisible() = testSpec.appWindowBecomesVisible(secondaryApp)
+    fun secondaryAppWindowBecomesVisible() {
+        testSpec.assertWm {
+            this.notContains(secondaryApp)
+                .then()
+                .isAppWindowInvisible(secondaryApp, isOptional = true)
+                .then()
+                .isAppWindowVisible(secondaryApp)
+        }
+    }
 
     /** {@inheritDoc} */
     @Postsubmit