From c705acbdc7e28f9215df27e56fd0b843fec4664c Mon Sep 17 00:00:00 2001
From: Pablo Gamito <pablogamito@google.com>
Date: Mon, 31 Jul 2023 09:04:23 +0000
Subject: [PATCH] Empty region should cover at most any provided region

Test: atest com.android.wm.shell.flicker.pip.EnterPipOnUserLeaveHintTest
Bug: 293577434
Change-Id: I56b822712288c7903d0a6358573c78e1851afcef
---
 .../src/com/android/wm/shell/flicker/utils/CommonAssertions.kt   | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/utils/CommonAssertions.kt b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/utils/CommonAssertions.kt
index e5c124cbe7753..f1cb37ee12938 100644
--- a/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/utils/CommonAssertions.kt
+++ b/libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/utils/CommonAssertions.kt
@@ -265,6 +265,7 @@ fun LayerTraceEntrySubject.splitAppLayerBoundsSnapToDivider(
         val dividerRegion =
             layer(SPLIT_SCREEN_DIVIDER_COMPONENT)?.visibleRegion?.region
                 ?: error("$SPLIT_SCREEN_DIVIDER_COMPONENT component not found")
+        visibleRegion(component).isNotEmpty()
         visibleRegion(component)
             .coversAtMost(
                 if (displayBounds.width > displayBounds.height) {