test: show email/password upgrades when anonymous user is signed in

Author: russellwheatley

samples/swiftui/FirebaseSwiftUIExample/FirebaseSwiftUIExample/TestView.swift

@@ -34,10 +34,14 @@ struct TestView: View {
 
   init() {
     Auth.auth().useEmulator(withHost: "localhost", port: 9099)
+
     Auth.auth().settings?.isAppVerificationDisabledForTesting = true
     Task {
       try signOut()
     }
+    if anonymousSignInEnabled {
+      Auth.auth().signInAnonymously()
+    }
 
     let isMfaEnabled = ProcessInfo.processInfo.arguments.contains("--mfa-enabled")
 

samples/swiftui/FirebaseSwiftUIExample/FirebaseSwiftUIExample/UITestUtils.swift

@@ -10,6 +10,8 @@ import SwiftUI
 // UI Test Runner keys
 public let testRunner = CommandLine.arguments.contains("--test-view-enabled")
 
+public let anonymousSignInEnabled = CommandLine.arguments.contains("--anonymous-sign-in-enabled")
+
 func signOut() throws {
   try Auth.auth().signOut()
 }

samples/swiftui/FirebaseSwiftUIExample/FirebaseSwiftUIExampleUITests/UpgradeAccountUITests.swift

@@ -0,0 +1,66 @@
+// Copyright 2025 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.
+
+//
+//  UpgradeAccountUITests.swift
+//  UpgradeAccountUITests
+//
+//  Created by Russell Wheatley on 05/11/2025.
+//
+
+import XCTest
+
+final class UpgradeAccountUITests: XCTestCase {
+  override func setUpWithError() throws {
+    continueAfterFailure = false
+  }
+
+  override func tearDownWithError() throws {}
+
+  @MainActor
+  func testUpgradeAnonymousAccountWithEmailPassword() async throws {
+    // Create a test user first
+    let email = createEmail()
+    let password = "123456"
+    try await createTestUser(email: email, password: password)
+    
+    // Launch app with anonymous sign-in enabled
+    let app = createTestApp()
+    app.launchArguments.append("--anonymous-sign-in-enabled")
+    app.launch()
+    
+    // Wait for sign-in screen to appear
+    let emailField = app.textFields["email-field"]
+    XCTAssertTrue(emailField.waitForExistence(timeout: 6), "Email field should exist")
+    emailField.tap()
+    emailField.typeText(email)
+    
+    let passwordField = app.secureTextFields["password-field"]
+    XCTAssertTrue(passwordField.exists, "Password field should exist")
+    passwordField.tap()
+    passwordField.typeText(password)
+    
+    let signInButton = app.buttons["sign-in-button"]
+    XCTAssertTrue(signInButton.exists, "Sign-In button should exist")
+    signInButton.tap()
+    
+    let signedInText = app.staticTexts["signed-in-text"]
+    
+    // Wait for authentication to complete and signed-in view to appear
+    XCTAssertTrue(
+      signedInText.waitForExistence(timeout: 30),
+      "SignedInView should be visible after signing in with email/password"
+    )
+  }
+}