Make WindowState.isVisibleRequested actually report requested

It was just deferring to isVisible(). However, that wasn't correct
since it relies on committed state. Instead, this uses non-commit
information only.

Bug: 187461719
Test: atest WindowStateTests#testRequestedVisibility
Change-Id: I8e2b90310ce14f7739a392b513687ccae170a140

services/core/java/com/android/server/wm/WindowState.java

@@ -1823,21 +1823,27 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
         return super.hasContentToDisplay();
     }
 
-    @Override
-    boolean isVisible() {
-        return wouldBeVisibleIfPolicyIgnored() && isVisibleByPolicy()
+    private boolean isVisibleByPolicyOrInsets() {
+        return isVisibleByPolicy()
                 // If we don't have a provider, this window isn't used as a window generating
                 // insets, so nobody can hide it over the inset APIs.
                 && (mControllableInsetProvider == null
                         || mControllableInsetProvider.isClientVisible());
     }
 
+    @Override
+    boolean isVisible() {
+        return wouldBeVisibleIfPolicyIgnored() && isVisibleByPolicyOrInsets();
+    }
+
     @Override
     boolean isVisibleRequested() {
-        if (shouldCheckTokenVisibleRequested()) {
-            return isVisible() && mToken.isVisibleRequested();
+        final boolean localVisibleRequested =
+                wouldBeVisibleRequestedIfPolicyIgnored() && isVisibleByPolicyOrInsets();
+        if (localVisibleRequested && shouldCheckTokenVisibleRequested()) {
+            return mToken.isVisibleRequested();
         }
-        return isVisible();
+        return localVisibleRequested;
     }
 
     /**
@@ -1884,6 +1890,16 @@ class WindowState extends WindowContainer<WindowState> implements WindowManagerP
         return !isWallpaper || mToken.isVisible();
     }
 
+    private boolean wouldBeVisibleRequestedIfPolicyIgnored() {
+        final WindowState parent = getParentWindow();
+        final boolean isParentHiddenRequested = parent != null && !parent.isVisibleRequested();
+        if (isParentHiddenRequested || mAnimatingExit || mDestroying) {
+            return false;
+        }
+        final boolean isWallpaper = mToken.asWallpaperToken() != null;
+        return !isWallpaper || mToken.isVisibleRequested();
+    }
+
     /**
      * Is this window visible, ignoring its app token? It is not visible if there is no surface,
      * or we are in the process of running an exit animation that will remove the surface.

services/tests/wmtests/src/com/android/server/wm/WindowStateTests.java

@@ -956,4 +956,19 @@ public class WindowStateTests extends WindowTestsBase {
         assertNotNull(state.peekSource(ITYPE_IME));
         assertTrue(state.getSource(ITYPE_IME).isVisible());
     }
+
+    @Test
+    public void testRequestedVisibility() {
+        final WindowState app = createWindow(null, TYPE_APPLICATION, "app");
+        app.mActivityRecord.setVisible(false);
+        app.mActivityRecord.setVisibility(false /* visible */, false /* deferHidingClient */);
+        assertFalse(app.isVisibleRequested());
+
+        // It doesn't have a surface yet, but should still be visible requested.
+        app.setHasSurface(false);
+        app.mActivityRecord.setVisibility(true /* visible */, false /* deferHidingClient */);
+
+        assertFalse(app.isVisible());
+        assertTrue(app.isVisibleRequested());
+    }
 }