fix tests

MapboxNavigation/NavigationViewController.swift

@@ -343,7 +343,7 @@ open class NavigationViewController: UIViewController {
     ///   - nightStyle: Style used to render the map during nighttime hours. If nil, `dayStyle` will be used at night as well.
     ///   - directions: Used when recomputing a new route, for example if the user takes a wrong turn and needs re-routing. If unspecified, a default will be used.
     ///   - voiceController: Produces voice instructions for route navigation. If nil, a default will be used.
-    ///   @objc(initWithStyleURL:directions:styles:voiceController:)
+    @objc(initWithDayStyle:nightStyle:directions:voiceController:)
     public required init(dayStyle: Style,
                          nightStyle: Style? = nil,
                          directions: Directions = Directions.shared,

MapboxNavigationTests/Sources/Tests/NavigationViewControllerTests.swift

@@ -271,13 +271,9 @@ class NavigationViewControllerTestable: NavigationViewController {
     func mapView(_ mapView: MLNMapView, didFinishLoading style: MLNStyle) {
         self.styleLoadedExpectation.fulfill()
     }
-
-    @available(*, unavailable)
-    required init?(coder aDecoder: NSCoder) {
-        fatalError("This initalizer is not supported in this testing subclass.")
-    }
 
-    @objc(initWithStyleURL:directions:styles:voiceController:) required init(dayStyle: Style, nightStyle: Style? = nil, directions: Directions = Directions.shared, voiceController: RouteVoiceController = RouteVoiceController()) {
+    @objc(initWithDayStyle:nightStyle:directions:voiceController:)
+    required init(dayStyle: Style, nightStyle: Style? = nil, directions: Directions = Directions.shared, voiceController: RouteVoiceController = RouteVoiceController()) {
         fatalError("init(dayStyle:nightStyle:directions:voiceController:) has not been implemented")
     }
 }