feat: wire file transport services

tests/Unit/PluginTest.php

@@ -3,8 +3,10 @@
 namespace WPContentSync\Tests\Unit;
 
 use PHPUnit\Framework\TestCase;
+use WPContentSync\Admin\FileImportController;
 use WPContentSync\Container;
 use WPContentSync\Plugin;
+use WPContentSync\Transport\FileTransportInterface;
 use WPContentSync\Url\MetadataUrlTransformer;
 use WPContentSync\Url\UrlTransformer;
 
@@ -21,6 +23,19 @@ class PluginTest extends TestCase {
 		self::assertSame( $metadata_transformer, $container->get( MetadataUrlTransformer::class ) );
 	}
 
+	public function test_it_registers_file_transport_services(): void {
+		$container = $this->getPluginContainer( Plugin::create() );
+
+		self::assertInstanceOf(
+			FileTransportInterface::class,
+			$container->get( FileTransportInterface::class )
+		);
+		self::assertInstanceOf(
+			FileImportController::class,
+			$container->get( FileImportController::class )
+		);
+	}
+
 	private function getPluginContainer( Plugin $plugin ): Container {
 		$reflection = new \ReflectionClass( $plugin );
 		$property   = $reflection->getProperty( 'container' );