Change automaticDataCollectionEnabled to default to true.

.changeset/afraid-baboons-develop.md

@@ -0,0 +1,6 @@
+---
+'@firebase/app-check': minor
+'@firebase/app': minor
+---
+
+Default automaticDataCollectionEnabled to true without changing App Check's default behavior.

packages/app-check/src/api.test.ts

@@ -239,16 +239,85 @@ describe('api', () => {
       expect(getStateReference(app).activated).to.equal(true);
     });
 
-    it('isTokenAutoRefreshEnabled value defaults to global setting', () => {
+    it('global false + local unset = false', () => {
       app.automaticDataCollectionEnabled = false;
       initializeAppCheck(app, {
         provider: new ReCaptchaV3Provider(FAKE_SITE_KEY)
       });
       expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
     });
 
-    it('sets isTokenAutoRefreshEnabled correctly, overriding global setting', () => {
+    it('global false + local true = false', () => {
       app.automaticDataCollectionEnabled = false;
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: true
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global false + local false = false', () => {
+      app.automaticDataCollectionEnabled = false;
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: false
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global unset + local unset = false', () => {
+      // Global unset should default to true.
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY)
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global unset + local false = false', () => {
+      // Global unset should default to true.
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: false
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global unset + local true = true', () => {
+      // Global unset should default to true.
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: true
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(true);
+    });
+
+    it('global true + local unset = false', () => {
+      app.automaticDataCollectionEnabled = true;
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY)
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global true + local false = false', () => {
+      app.automaticDataCollectionEnabled = true;
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: false
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(false);
+    });
+
+    it('global true + local true = true', () => {
+      app.automaticDataCollectionEnabled = true;
+      initializeAppCheck(app, {
+        provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
+        isTokenAutoRefreshEnabled: true
+      });
+      expect(getStateReference(app).isTokenAutoRefreshEnabled).to.equal(true);
+    });
+
+    it('sets isTokenAutoRefreshEnabled correctly, overriding global setting', () => {
       initializeAppCheck(app, {
         provider: new ReCaptchaV3Provider(FAKE_SITE_KEY),
         isTokenAutoRefreshEnabled: true

packages/app-check/src/api.ts

@@ -43,6 +43,7 @@ import {
 } from './internal-api';
 import { readTokenFromStorage } from './storage';
 import { getDebugToken, initializeDebugMode, isDebugMode } from './debug';
+import { logger } from './logger';
 
 declare module '@firebase/component' {
   interface NameServiceMapping {
@@ -132,7 +133,7 @@ export function initializeAppCheck(
 function _activate(
   app: FirebaseApp,
   provider: AppCheckProvider,
-  isTokenAutoRefreshEnabled?: boolean
+  isTokenAutoRefreshEnabled: boolean = false
 ): void {
   // Create an entry in the APP_CHECK_STATES map. Further changes should
   // directly mutate this object.
@@ -149,13 +150,18 @@ function _activate(
     return cachedToken;
   });
 
-  // Use value of global `automaticDataCollectionEnabled` (which
-  // itself defaults to false if not specified in config) if
-  // `isTokenAutoRefreshEnabled` param was not provided by user.
+  // Global `automaticDataCollectionEnabled` (defaults to true) and
+  // `isTokenAutoRefreshEnabled` must both be true.
   state.isTokenAutoRefreshEnabled =
-    isTokenAutoRefreshEnabled === undefined
-      ? app.automaticDataCollectionEnabled
-      : isTokenAutoRefreshEnabled;
+    isTokenAutoRefreshEnabled && app.automaticDataCollectionEnabled;
+
+  if (!app.automaticDataCollectionEnabled && isTokenAutoRefreshEnabled) {
+    logger.warn(
+      '`isTokenAutoRefreshEnabled` is true but ' +
+        '`automaticDataCollectionEnabled` was set to false during' +
+        ' `initializeApp()`. This blocks automatic token refresh.'
+    );
+  }
 
   state.provider.initialize(app);
 }

packages/app/src/api.test.ts

@@ -128,14 +128,14 @@ describe('API tests', () => {
         {
           apiKey: 'test1'
         },
-        { automaticDataCollectionEnabled: true }
+        { automaticDataCollectionEnabled: false }
       );
       expect(() =>
         initializeApp(
           {
             apiKey: 'test1'
           },
-          { automaticDataCollectionEnabled: false }
+          { automaticDataCollectionEnabled: true }
         )
       ).throws(/\[DEFAULT\].*exists/i);
     });
@@ -146,14 +146,14 @@ describe('API tests', () => {
         {
           apiKey: 'test1'
         },
-        { name: appName, automaticDataCollectionEnabled: true }
+        { name: appName, automaticDataCollectionEnabled: false }
       );
       expect(() =>
         initializeApp(
           {
             apiKey: 'test1'
           },
-          { name: appName, automaticDataCollectionEnabled: false }
+          { name: appName, automaticDataCollectionEnabled: true }
         )
       ).throws(/'MyApp'.*exists/i);
     });
@@ -164,11 +164,16 @@ describe('API tests', () => {
       expect(app.name).to.equal(appName);
     });
 
-    it('sets automaticDataCollectionEnabled', () => {
-      const app = initializeApp({}, { automaticDataCollectionEnabled: true });
+    it('sets automaticDataCollectionEnabled to true by default', () => {
+      const app = initializeApp({});
       expect(app.automaticDataCollectionEnabled).to.be.true;
     });
 
+    it('sets a new automaticDataCollectionEnabled value if provided', () => {
+      const app = initializeApp({}, { automaticDataCollectionEnabled: false });
+      expect(app.automaticDataCollectionEnabled).to.be.false;
+    });
+
     it('adds registered components to App', () => {
       _clearComponents();
       const comp1 = createTestComponent('test1');
@@ -211,7 +216,7 @@ describe('API tests', () => {
 
       const app = initializeServerApp(options, serverAppSettings);
       expect(app).to.not.equal(null);
-      expect(app.automaticDataCollectionEnabled).to.be.false;
+      expect(app.automaticDataCollectionEnabled).to.be.true;
       await deleteApp(app);
       expect((app as FirebaseServerAppImpl).isDeleted).to.be.true;
     });

packages/app/src/api.ts

@@ -143,7 +143,7 @@ export function initializeApp(
 
   const config: Required<FirebaseAppSettings> = {
     name: DEFAULT_ENTRY_NAME,
-    automaticDataCollectionEnabled: false,
+    automaticDataCollectionEnabled: true,
     ...rawConfig
   };
   const name = config.name;
@@ -241,7 +241,7 @@ export function initializeServerApp(
   }
 
   if (_serverAppConfig.automaticDataCollectionEnabled === undefined) {
-    _serverAppConfig.automaticDataCollectionEnabled = false;
+    _serverAppConfig.automaticDataCollectionEnabled = true;
   }
 
   let appOptions: FirebaseOptions;

packages/app/src/firebaseApp.test.ts

@@ -27,11 +27,11 @@ describe('FirebaseAppNext', () => {
     };
     const app = new FirebaseAppImpl(
       options,
-      { name: 'test', automaticDataCollectionEnabled: false },
+      { name: 'test', automaticDataCollectionEnabled: true },
       new ComponentContainer('test')
     );
 
-    expect(app.automaticDataCollectionEnabled).to.be.false;
+    expect(app.automaticDataCollectionEnabled).to.be.true;
     expect(app.name).to.equal('test');
     expect(app.options).to.deep.equal(options);
   });

packages/app/src/firebaseServerApp.ts

@@ -74,7 +74,7 @@ export class FirebaseServerAppImpl
     const automaticDataCollectionEnabled =
       serverConfig.automaticDataCollectionEnabled !== undefined
         ? serverConfig.automaticDataCollectionEnabled
-        : false;
+        : true;
 
     // Create the FirebaseAppSettings object for the FirebaseAppImp constructor.
     const config: Required<FirebaseAppSettings> = {

packages/app/src/public-types.ts

@@ -165,7 +165,7 @@ export interface FirebaseAppSettings {
    */
   name?: string;
   /**
-   * The settable config flag for GDPR opt-in/opt-out
+   * The settable config flag for GDPR opt-in/opt-out. Defaults to true.
    */
   automaticDataCollectionEnabled?: boolean;
 }