import Foundationimport Testing@testable import CodexBarCore struct AppGroupSupportTests {    @Test    func `app group identifiers use resolved team-prefixed release and debug variants`() {        #expect(            AppGroupSupport.currentGroupID(teamID: "Y5PE65HELJ", bundleID: "com.steipete.codexbar")                == "Y5PE65HELJ.com.steipete.codexbar")        #expect(            AppGroupSupport.currentGroupID(teamID: "ABCDE12345", bundleID: "com.steipete.codexbar.debug")                == "ABCDE12345.com.steipete.codexbar.debug")        #expect(            AppGroupSupport.legacyGroupID(for: "com.steipete.codexbar")                == "group.com.steipete.codexbar")        #expect(            AppGroupSupport.legacyGroupID(for: "com.steipete.codexbar.debug")                == "group.com.steipete.codexbar.debug")    }     @Test    func `resolved team id falls back to plist and then default`() {        #expect(            AppGroupSupport.resolvedTeamID(                infoDictionaryOverride: [AppGroupSupport.teamIDInfoKey: "ABCDE12345"],                bundleURLOverride: nil) == "ABCDE12345")        #expect(            AppGroupSupport.resolvedTeamID(                infoDictionaryOverride: nil,                bundleURLOverride: nil) == AppGroupSupport.defaultTeamID)    }     @Test    func `legacy migration copies snapshot once`() throws {        let fileManager = FileManager.default        let root = fileManager.temporaryDirectory.appendingPathComponent(UUID().uuidString, isDirectory: true)        try fileManager.createDirectory(at: root, withIntermediateDirectories: true)        defer { try? fileManager.removeItem(at: root) }         let standardSuite = "AppGroupSupportTests-standard-\(UUID().uuidString)"        let currentSuite = "AppGroupSupportTests-current-\(UUID().uuidString)"        let legacySuite = "AppGroupSupportTests-legacy-\(UUID().uuidString)"         let standardDefaults = try #require(UserDefaults(suiteName: standardSuite))        let currentDefaults = try #require(UserDefaults(suiteName: currentSuite))        let legacyDefaults = try #require(UserDefaults(suiteName: legacySuite))        standardDefaults.removePersistentDomain(forName: standardSuite)        currentDefaults.removePersistentDomain(forName: currentSuite)        legacyDefaults.removePersistentDomain(forName: legacySuite)         legacyDefaults.set(true, forKey: "debugDisableKeychainAccess")        legacyDefaults.set(UsageProvider.cursor.rawValue, forKey: "widgetSelectedProvider")         let legacySnapshotURL = root.appendingPathComponent(            "legacy/widget-snapshot.json",            isDirectory: false)        try fileManager.createDirectory(            at: legacySnapshotURL.deletingLastPathComponent(),            withIntermediateDirectories: true)        try Data("legacy-snapshot".utf8).write(to: legacySnapshotURL)         let currentSnapshotURL = root.appendingPathComponent("current/widget-snapshot.json", isDirectory: false)        let result = AppGroupSupport.migrateLegacyDataIfNeeded(            bundleID: "com.steipete.codexbar",            standardDefaults: standardDefaults,            currentDefaultsOverride: currentDefaults,            legacyDefaultsOverride: legacyDefaults,            currentSnapshotURLOverride: currentSnapshotURL,            legacySnapshotURLOverride: legacySnapshotURL)         #expect(result.status == .migrated)        #expect(result.copiedSnapshot)        #expect(result.copiedDefaults == 2)        #expect(currentDefaults.bool(forKey: "debugDisableKeychainAccess"))        #expect(currentDefaults.string(forKey: "widgetSelectedProvider") == UsageProvider.cursor.rawValue)        #expect(fileManager.fileExists(atPath: currentSnapshotURL.path))        #expect(            standardDefaults.integer(forKey: AppGroupSupport.migrationVersionKey)                == AppGroupSupport.migrationVersion)         let secondResult = AppGroupSupport.migrateLegacyDataIfNeeded(            bundleID: "com.steipete.codexbar",            standardDefaults: standardDefaults,            currentDefaultsOverride: currentDefaults,            legacyDefaultsOverride: legacyDefaults,            currentSnapshotURLOverride: currentSnapshotURL,            legacySnapshotURLOverride: legacySnapshotURL)        #expect(secondResult.status == .alreadyCompleted)    }     @Test    func `legacy migration preserves existing target shared defaults`() throws {        let standardSuite = "AppGroupSupportTests-standard-existing-\(UUID().uuidString)"        let currentSuite = "AppGroupSupportTests-current-existing-\(UUID().uuidString)"        let legacySuite = "AppGroupSupportTests-legacy-existing-\(UUID().uuidString)"         let standardDefaults = try #require(UserDefaults(suiteName: standardSuite))        let currentDefaults = try #require(UserDefaults(suiteName: currentSuite))        let legacyDefaults = try #require(UserDefaults(suiteName: legacySuite))        standardDefaults.removePersistentDomain(forName: standardSuite)        currentDefaults.removePersistentDomain(forName: currentSuite)        legacyDefaults.removePersistentDomain(forName: legacySuite)         currentDefaults.set(false, forKey: "debugDisableKeychainAccess")        currentDefaults.set(UsageProvider.codex.rawValue, forKey: "widgetSelectedProvider")        legacyDefaults.set(true, forKey: "debugDisableKeychainAccess")        legacyDefaults.set(UsageProvider.cursor.rawValue, forKey: "widgetSelectedProvider")         let result = AppGroupSupport.migrateLegacyDataIfNeeded(            bundleID: "com.steipete.codexbar",            standardDefaults: standardDefaults,            currentDefaultsOverride: currentDefaults,            legacyDefaultsOverride: legacyDefaults)         #expect(result.status == .noChangesNeeded)        #expect(result.copiedDefaults == 0)        #expect(!currentDefaults.bool(forKey: "debugDisableKeychainAccess"))        #expect(currentDefaults.string(forKey: "widgetSelectedProvider") == UsageProvider.codex.rawValue)    }}