Hook up blocked keys

Block any slice in onBind that is the in the blacklist

Change-Id: I9687d07cbfef5fcb94842046bc5dc3296eed4252
Fixes: 80195653
Test: robotests

tests/robotests/src/com/android/settings/slices/SettingsSliceProviderTest.java

@@ -22,18 +22,21 @@ import static android.content.ContentResolver.SCHEME_CONTENT;
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import android.app.slice.SliceManager;
+import android.content.ContentResolver;
 import android.content.ContentValues;
 import android.content.Context;
 import android.database.sqlite.SQLiteDatabase;
 import android.net.Uri;
 import android.os.StrictMode;
 import android.provider.SettingsSlicesContract;
+import android.util.ArraySet;
 
 import com.android.settings.wifi.WifiSliceBuilder;
 import com.android.settings.bluetooth.BluetoothSliceBuilder;
@@ -54,6 +57,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Set;
 
 import androidx.slice.Slice;
 
@@ -189,6 +193,24 @@ public class SettingsSliceProviderTest {
         assertThat(newThreadPolicy.toString()).isEqualTo(oldThreadPolicy.toString());
     }
 
+    @Test
+    public void onBindSlice_requestsBlockedSlice_retunsNull() {
+        final String blockedKey = "blocked_key";
+        final Set<String> blockedSet = new ArraySet<>();
+        blockedSet.add(blockedKey);
+        doReturn(blockedSet).when(mProvider).getBlockedKeys();
+        final Uri blockedUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority(SettingsSliceProvider.SLICE_AUTHORITY)
+                .appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
+                .appendPath(blockedKey)
+                .build();
+
+        final Slice slice = mProvider.onBindSlice(blockedUri);
+
+        assertThat(slice).isNull();
+    }
+
     @Test
     public void testLoadSlice_cachedEntryRemovedOnUnpin() {
         SliceData data = getDummyData();