From 7dd5a7bb97a10a4e2d63e4b59fd42c48cf829a53 Mon Sep 17 00:00:00 2001
From: Omar Albeik <8127757+omaralbeik@users.noreply.github.com>
Date: Mon, 25 Jul 2022 13:16:48 +0200
Subject: [PATCH] Increase test coverage (#35)

---
 Sources/WindowViewController.swift    |  4 ++--
 Tests/WindowViewControllerTests.swift | 22 ++++++++++++++++++++++
 2 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/Sources/WindowViewController.swift b/Sources/WindowViewController.swift
index 5ddcbfa..07db4f8 100644
--- a/Sources/WindowViewController.swift
+++ b/Sources/WindowViewController.swift
@@ -65,7 +65,7 @@ internal final class WindowViewController: UIViewController {
   var window: UIWindow?
 }
 
-private extension UIApplication {
+internal extension UIApplication {
   var activeWindowScene: UIWindowScene? {
     return connectedScenes
       .compactMap { $0 as? UIWindowScene }
@@ -73,7 +73,7 @@ private extension UIApplication {
   }
 }
 
-private extension UIViewController {
+internal extension UIViewController {
   var top: UIViewController? {
     if let controller = self as? UINavigationController {
       return controller.topViewController?.top
diff --git a/Tests/WindowViewControllerTests.swift b/Tests/WindowViewControllerTests.swift
index 6a6f941..c8cdcf5 100644
--- a/Tests/WindowViewControllerTests.swift
+++ b/Tests/WindowViewControllerTests.swift
@@ -34,6 +34,11 @@ final class WindowViewControllerTests: XCTestCase {
     XCTAssertNil(WindowViewController(coder: NSCoder()))
   }
 
+  func testPreferredStatusBarStyle() {
+    let viewController = WindowViewController()
+    XCTAssertEqual(viewController.preferredStatusBarStyle, .default)
+  }
+
   func testInstall() {
     let viewController = WindowViewController()
     viewController.install()
@@ -48,4 +53,21 @@ final class WindowViewControllerTests: XCTestCase {
 
     XCTAssertNil(viewController.window)
   }
+
+  func testTopViewController() {
+    let navController = UINavigationController()
+    XCTAssertEqual(navController.top, navController.topViewController)
+
+    let splitController = UISplitViewController()
+    let controller = UIViewController()
+    splitController.viewControllers = [controller]
+    XCTAssertEqual(splitController.top, controller)
+
+    let tabBarController = UITabBarController()
+    tabBarController.viewControllers = [controller]
+    tabBarController.selectedIndex = 0
+    XCTAssertEqual(tabBarController.top, controller)
+
+    XCTAssertEqual(controller.top, controller)
+  }
 }