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Author: Lyokone

firebase-crashlytics/test-app/src/androidTest/kotlin/com/google/firebase/testing/crashlytics/FirebaseCrashlyticsIntegrationTest.kt

@@ -423,6 +423,19 @@ class FirebaseCrashlyticsIntegrationTest {
     )
   }
 
+  @Test
+  fun interoperability_IID() {
+    launchApp()
+    clickButton("Interoperability_IID")
+
+    // The app crashes => relaunch
+    launchApp()
+    val userId = readDisplayedUserId()
+
+    Log.i("TestInfo", "Interoperability_IID. userId=$userId => ${getCrashlyticsSearchUrl(userId)}")
+  }
+
+
   // ---------------------------------------------------------------------------
   //  Navigation & UI Helpers
   // ---------------------------------------------------------------------------

firebase-crashlytics/test-app/src/main/kotlin/com/google/firebase/testing/crashlytics/FirstFragment.kt

@@ -7,6 +7,7 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import com.google.firebase.crashlytics.FirebaseCrashlytics
+import com.google.firebase.installations.FirebaseInstallations
 import com.google.firebase.testing.crashlytics.databinding.FragmentFirstBinding
 
 
@@ -161,6 +162,16 @@ class FirstFragment : Fragment() {
 
       throw RuntimeException("DataCollection_Crashlytics_Off_Then_Delete crash")
     }
+
+    binding.buttonInteroperabilityIid.setOnClickListener {
+      val userId = "InteroperabilityIID_${System.currentTimeMillis()}"
+      saveAndApplyUserId(userId)
+
+      FirebaseInstallations.getInstance().delete().addOnCompleteListener {
+        throw RuntimeException("Interoperability_IID crash after ID reset")
+      }
+    }
+
   }
 
 

firebase-crashlytics/test-app/src/main/res/layout/fragment_first.xml

@@ -124,6 +124,12 @@
         android:layout_height="wrap_content"
         android:text="DataCollection_Crashlytics_Off_Then_Delete" />
 
+    <Button
+        android:id="@+id/button_interoperability_iid"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Interoperability_IID" />
+
     <TextView
         android:id="@+id/current_user_id_text"
         android:layout_width="wrap_content"