Engine test AppExtensionTests testAppExtensionLaunching fails with Xcode 15 and iOS 17 #140181
Description
When testing the flutter/engine with Xcode 15 and iOS 17, test AppExtensionTests testAppExtensionLaunching fails consistently.
Test Case '-[AppExtensionTests testAppExtensionLaunching]' started.
t = 0.00s Start Test at 2023-12-14 12:46:04.600
t = 0.00s Set Up
t = 0.01s Open dev.flutter.FlutterAppExtensionTestHost
t = 0.01s Launch dev.flutter.FlutterAppExtensionTestHost
t = 2.69s Setting up automation session
t = 3.09s Wait for dev.flutter.FlutterAppExtensionTestHost to idle
t = 4.18s Waiting 10.0s for "Open Share" Button to exist
t = 5.18s Checking `Expect predicate `exists == 1` for object "Open Share" Button`
t = 5.19s Checking existence of `"Open Share" Button`
t = 5.21s Tap "Open Share" Button
t = 5.21s Wait for dev.flutter.FlutterAppExtensionTestHost to idle
t = 5.21s Find the "Open Share" Button
t = 5.22s Check for interrupting elements affecting "Open Share" Button
t = 5.24s Synthesize event
t = 5.53s Wait for dev.flutter.FlutterAppExtensionTestHost to idle
t = 5.90s Get number of matches for: Descendants matching type Cell
/Volumes/Work/s/w/ir/cache/builder/src/out/ios_debug_sim/scenario_app/Scenarios/ScenariosUITests/AppExtensionTests.m:59: error: -[AppExtensionTests testAppExtensionLaunching] : ((launchedExtensionInFlutter) is true) failed
t = 5.96s Tear Down
Test Case '-[AppExtensionTests testAppExtensionLaunching]' failed (6.169 seconds).
Seems like it failing to find any cells here: https://github.com/flutter/engine/blob/0b0fab8215362f50a034d108ad11fbb8e93c3fce/testing/scenario_app/ios/Scenarios/ScenariosUITests/AppExtensionTests.m#L33