test: use newer xcode/ios

Author: KazuCocoa

.github/workflows/functional-test.yml

@@ -33,14 +33,14 @@ jobs:
           - target: test/functional/ios/tv_driver_test.rb
             name: test7
 
-    runs-on: macos-14
+    runs-on: macos-15
 
     # Please make sure the available Xcode versions and iOS versions
     # on the runner images. https://github.com/actions/runner-images
     env:
-      XCODE_VERSION: 15.3
-      IOS_VERSION: 17.4
-      IOS_DEVICE_NAME: iPhone 15 Plus
+      XCODE_VERSION: 16.4
+      IOS_VERSION: 18.5
+      IOS_DEVICE_NAME: iPhone 16 Plus
 
     steps:
     - uses: actions/checkout@v3

test/test_helper.rb

@@ -131,7 +131,7 @@ def self.mac2
 
     # Require a simulator which OS version is 11.4, for example.
     def ios(platform_name = :ios)
-      platform_version = '17.4'
+      platform_version = ENV['IOS_VERSION'] || '18.5'
       wda_port = wda_local_port
 
       real_device = ENV['REAL'] || false
@@ -214,12 +214,7 @@ def device_name(os_version, platform_name, wda_local_port)
       if platform_name.downcase == :tvos
         'Apple TV'
       else
-        name = if over_ios13?(os_version)
-                 'iPhone 15 Plus'
-               else
-                 'iPhone 15 Pro Max'
-               end
-
+        name = ENV['IOS_DEVICE_NAME'] || 'iPhone 16 Plus'
         parallel? ? "#{name} - #{wda_local_port}" : name
       end
     end