Fix FTP and add more tests (#274)

app/Facades/FTP.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Facades;
+
+use App\Support\Testing\FTPFake;
+use FTP\Connection;
+use Illuminate\Support\Facades\Facade;
+
+/**
+ * @method static bool|Connection connect(string $host, string $port, bool $ssl = false)
+ * @method static bool login(string $username, string $password, bool|Connection $connection)
+ * @method static void close(bool|Connection $connection)
+ * @method static bool passive(bool|Connection $connection, bool $passive)
+ * @method static bool delete(bool|Connection $connection, string $path)
+ * @method static void assertConnected(string $host)
+ */
+class FTP extends Facade
+{
+    protected static function getFacadeAccessor(): string
+    {
+        return 'ftp';
+    }
+
+    public static function fake(): FTPFake
+    {
+        static::swap($fake = new FTPFake());
+
+        return $fake;
+    }
+}