Integrate PlayIntegrityAppCheckProvider with Firebase Components.

Author: rosalyntan

appcheck/firebase-appcheck-playintegrity/src/main/java/com/google/firebase/appcheck/playintegrity/FirebaseAppCheckPlayIntegrityRegistrar.java

@@ -15,8 +15,11 @@
 package com.google.firebase.appcheck.playintegrity;
 
 import com.google.android.gms.common.annotation.KeepForSdk;
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.appcheck.playintegrity.internal.PlayIntegrityAppCheckProvider;
 import com.google.firebase.components.Component;
 import com.google.firebase.components.ComponentRegistrar;
+import com.google.firebase.components.Dependency;
 import com.google.firebase.platforminfo.LibraryVersionComponent;
 import java.util.Arrays;
 import java.util.List;
@@ -33,6 +36,13 @@ public class FirebaseAppCheckPlayIntegrityRegistrar implements ComponentRegistra
 
   @Override
   public List<Component<?>> getComponents() {
-    return Arrays.asList(LibraryVersionComponent.create(LIBRARY_NAME, BuildConfig.VERSION_NAME));
+    return Arrays.asList(
+        Component.builder(PlayIntegrityAppCheckProvider.class)
+            .name(LIBRARY_NAME)
+            .add(Dependency.required(FirebaseApp.class))
+            .factory(
+                (container) -> new PlayIntegrityAppCheckProvider(container.get(FirebaseApp.class)))
+            .build(),
+        LibraryVersionComponent.create(LIBRARY_NAME, BuildConfig.VERSION_NAME));
   }
 }

appcheck/firebase-appcheck-playintegrity/src/main/java/com/google/firebase/appcheck/playintegrity/PlayIntegrityAppCheckProviderFactory.java

@@ -40,7 +40,8 @@ public static PlayIntegrityAppCheckProviderFactory getInstance() {
 
   @NonNull
   @Override
+  @SuppressWarnings("FirebaseUseExplicitDependencies")
   public AppCheckProvider create(@NonNull FirebaseApp firebaseApp) {
-    return new PlayIntegrityAppCheckProvider(firebaseApp);
+    return firebaseApp.get(PlayIntegrityAppCheckProvider.class);
   }
 }

appcheck/firebase-appcheck-playintegrity/src/test/java/com/google/firebase/appcheck/playintegrity/FirebaseAppCheckPlayIntegrityRegistrarTest.java

@@ -0,0 +1,41 @@
+// Copyright 2022 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.firebase.appcheck.playintegrity;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.components.Component;
+import com.google.firebase.components.Dependency;
+import java.util.List;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Tests for {@link FirebaseAppCheckPlayIntegrityRegistrar}. */
+@RunWith(RobolectricTestRunner.class)
+public class FirebaseAppCheckPlayIntegrityRegistrarTest {
+  @Test
+  public void testGetComponents() {
+    FirebaseAppCheckPlayIntegrityRegistrar registrar = new FirebaseAppCheckPlayIntegrityRegistrar();
+    List<Component<?>> components = registrar.getComponents();
+    assertThat(components).isNotEmpty();
+    assertThat(components).hasSize(2);
+    Component<?> appCheckPlayIntegrityComponent = components.get(0);
+    assertThat(appCheckPlayIntegrityComponent.getDependencies())
+        .containsExactly(Dependency.required(FirebaseApp.class));
+    assertThat(appCheckPlayIntegrityComponent.isLazy()).isTrue();
+  }
+}