Restructure test

packages/framework/tests/Unit/NavigationItemTest.php

@@ -41,10 +41,10 @@ protected function setUp(): void
 
     public function testConstruct()
     {
-        $route = new Route(new MarkdownPage());
-        $item = new NavigationItem($route, 'Test', 500);
-
-        $this->assertSame($route, $item->getRoute());
+        $this->assertInstanceOf(NavigationItem::class, new NavigationItem('foo', 'Test'));
+        $this->assertInstanceOf(NavigationItem::class, new NavigationItem(new Route(new MarkdownPage()), 'Test'));
+        $this->assertInstanceOf(NavigationItem::class, new NavigationItem(new Route(new MarkdownPage()), 'Test', 500));
+        $this->assertInstanceOf(NavigationItem::class, new NavigationItem(new Route(new MarkdownPage()), 'Test', 500, 'foo'));
     }
 
     public function testIsInstanceOfNavigationElement()
@@ -79,6 +79,14 @@ public function testPassingUnknownRouteKeyToConstructorSetsRouteToNull()
         $this->assertSame('foo', $item->getUrl());
     }
 
+    public function testCanGetPage()
+    {
+        $page = new MarkdownPage();
+        $item = new NavigationItem(new Route($page), 'Test', 500);
+
+        $this->assertSame($page, $item->getPage());
+    }
+
     public function testGetDestination()
     {
         $route = new Route(new InMemoryPage('foo'));