Added RouteExtension tests

Signed-off-by: alexmerlin <[email protected]>

Author: alexmerlin

test/Unit/App/Twig/Extension/RouteExtensionTest.php

@@ -0,0 +1,65 @@
+<?php
+
+declare(strict_types=1);
+
+namespace AdminTest\Unit\App\Twig\Extension;
+
+use Admin\App\Twig\Extension\RouteExtension;
+use AdminTest\Unit\UnitTest;
+use Laminas\Diactoros\ServerRequest;
+use Laminas\Diactoros\Uri;
+use Mezzio\Helper\UrlHelper;
+use Mezzio\Router\RouterInterface;
+use PHPUnit\Framework\MockObject\Exception;
+use Twig\TwigFunction;
+
+use function method_exists;
+
+class RouteExtensionTest extends UnitTest
+{
+    /**
+     * @throws Exception
+     */
+    public function testWillInstantiate(): void
+    {
+        $urlHelper      = $this->createMock(UrlHelper::class);
+        $routeExtension = new RouteExtension($urlHelper);
+        $this->assertInstanceOf(RouteExtension::class, $routeExtension);
+    }
+
+    /**
+     * @throws Exception
+     */
+    public function testWillAddExistingFunctions(): void
+    {
+        $routeExtension = new RouteExtension(
+            $this->createMock(UrlHelper::class)
+        );
+
+        $functions = $routeExtension->getFunctions();
+        $this->assertCount(1, $functions);
+
+        $twigFunction = $functions[0];
+        $this->assertInstanceOf(TwigFunction::class, $twigFunction);
+
+        $callable = $twigFunction->getCallable();
+        $this->assertIsArray($callable);
+        $this->assertCount(2, $callable);
+        $this->assertInstanceOf(RouteExtension::class, $callable[0]);
+        $this->assertTrue(method_exists($routeExtension, $callable[1]));
+        $this->assertSame($twigFunction->getName(), $callable[1]);
+    }
+
+    /**
+     * @throws Exception
+     */
+    public function testWillGetCurrentRoute(): void
+    {
+        $router    = $this->createMock(RouterInterface::class);
+        $request   = new ServerRequest(uri: new Uri('/test'));
+        $urlHelper = new UrlHelper($router);
+        $urlHelper->setRequest($request);
+        $routeExtension = new RouteExtension($urlHelper);
+        $this->assertSame('/test', $routeExtension->getCurrentRoute());
+    }
+}