WIP

Author: davdroman

Sources/ViewTypes/NavigationSplitView.swift

@@ -30,7 +30,7 @@ import SwiftUI
 ///         } detail: {
 ///             Text("Detail")
 ///         }
-///         .introspect(.navigationSplitView, on: .tvOS(.v16, .v17, .v18)) {
+///         .introspect(.navigationSplitView, on: .tvOS(.v16, .v17)) {
 ///             print(type(of: $0)) // UINavigationController
 ///         }
 ///     }
@@ -104,7 +104,8 @@ extension tvOSViewVersion<NavigationSplitViewType, UINavigationController> {
 
     public static let v16 = Self(for: .v16, selector: selector)
     public static let v17 = Self(for: .v17, selector: selector)
-    public static let v18 = Self(for: .v18, selector: selector)
+    @available(*, unavailable, message: "NavigationSplitView isn't backed by UIKit since tvOS 18")
+    public static let v18 = Self.unavailable()
 
     private static var selector: IntrospectionSelector<UINavigationController> {
         .default.withAncestorSelector { $0.navigationController }

Tests/Tests/ViewTypes/NavigationSplitViewTests.swift

@@ -17,6 +17,9 @@ final class NavigationSplitViewTests: XCTestCase {
         guard #available(iOS 16, tvOS 16, macOS 13, *) else {
             throw XCTSkip()
         }
+        guard #unavailable(tvOS 18) else {
+            throw XCTSkip()
+        }
 
         XCTAssertViewIntrospection(of: PlatformNavigationSplitView.self) { spies in
             let spy = spies[0]
@@ -35,7 +38,7 @@ final class NavigationSplitViewTests: XCTestCase {
             #if os(iOS) || os(visionOS)
             .introspect(.navigationSplitView, on: .iOS(.v16, .v17, .v18), .visionOS(.v1), customize: spy)
             #elseif os(tvOS)
-            .introspect(.navigationSplitView, on: .tvOS(.v16, .v17, .v18), customize: spy)
+            .introspect(.navigationSplitView, on: .tvOS(.v16, .v17), customize: spy)
             #elseif os(macOS)
             .introspect(.navigationSplitView, on: .macOS(.v13, .v14), customize: spy)
             #endif
@@ -46,6 +49,9 @@ final class NavigationSplitViewTests: XCTestCase {
         guard #available(iOS 16, tvOS 16, macOS 13, *) else {
             throw XCTSkip()
         }
+        guard #unavailable(tvOS 18) else {
+            throw XCTSkip()
+        }
 
         XCTAssertViewIntrospection(of: PlatformNavigationSplitView.self) { spies in
             let spy = spies[0]
@@ -58,7 +64,7 @@ final class NavigationSplitViewTests: XCTestCase {
                         #if os(iOS) || os(visionOS)
                         .introspect(.navigationSplitView, on: .iOS(.v16, .v17, .v18), .visionOS(.v1), scope: .ancestor, customize: spy)
                         #elseif os(tvOS)
-                        .introspect(.navigationSplitView, on: .tvOS(.v16, .v17, .v18), scope: .ancestor, customize: spy)
+                        .introspect(.navigationSplitView, on: .tvOS(.v16, .v17), scope: .ancestor, customize: spy)
                         #elseif os(macOS)
                         .introspect(.navigationSplitView, on: .macOS(.v13, .v14), scope: .ancestor, customize: spy)
                         #endif