WM: implicitly exclude all edges for pre-Q immersive sticky apps

Bug: 135522625
Test: atest DisplayContentTests
Change-Id: Ibe6c2c6d269b15c2e79ac0241b93e42c44a167c9
Exempt-From-Owner-Approval: TBR
diff --git a/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java b/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
index f49a575..f2e7dc6 100644
--- a/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
@@ -26,8 +26,13 @@
 import static android.view.DisplayCutout.BOUNDS_POSITION_LEFT;
 import static android.view.DisplayCutout.BOUNDS_POSITION_TOP;
 import static android.view.DisplayCutout.fromBoundingRect;
+import static android.view.View.SYSTEM_UI_FLAG_FULLSCREEN;
+import static android.view.View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
+import static android.view.View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
 import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_INSET_DECOR;
 import static android.view.WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN;
+import static android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
+import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_NO_MOVE_ANIMATION;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_ATTACHED_DIALOG;
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
@@ -789,6 +794,34 @@
     }
 
     @Test
+    public void testCalculateSystemGestureExclusion_immersiveStickyLegacyWindow() throws Exception {
+        synchronized (mWm.mGlobalLock) {
+            mWm.mSystemGestureExcludedByPreQStickyImmersive = true;
+
+            final DisplayContent dc = createNewDisplay();
+            final WindowState win = createWindow(null, TYPE_BASE_APPLICATION, dc, "win");
+            win.getAttrs().flags |= FLAG_LAYOUT_IN_SCREEN | FLAG_LAYOUT_INSET_DECOR;
+            win.getAttrs().layoutInDisplayCutoutMode = LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
+            win.getAttrs().privateFlags |= PRIVATE_FLAG_NO_MOVE_ANIMATION;
+            win.getAttrs().subtreeSystemUiVisibility = win.mSystemUiVisibility =
+                    SYSTEM_UI_FLAG_FULLSCREEN | SYSTEM_UI_FLAG_HIDE_NAVIGATION
+                            | SYSTEM_UI_FLAG_IMMERSIVE_STICKY;
+            win.mAppToken.mTargetSdk = P;
+
+            dc.setLayoutNeeded();
+            dc.performLayout(true /* initial */, false /* updateImeWindows */);
+
+            win.setHasSurface(true);
+
+            final Region expected = Region.obtain();
+            expected.set(dc.getBounds());
+            assertEquals(expected, dc.calculateSystemGestureExclusion());
+
+            win.setHasSurface(false);
+        }
+    }
+
+    @Test
     public void testOrientationChangeLogging() {
         MetricsLogger mockLogger = mock(MetricsLogger.class);
         Configuration oldConfig = new Configuration();