Fix FTP and add more tests (#274)

app/Support/Testing/FTPFake.php

@@ -0,0 +1,60 @@
+<?php
+
+namespace App\Support\Testing;
+
+use FTP\Connection;
+use PHPUnit\Framework\Assert;
+
+class FTPFake
+{
+    protected array $connections = [];
+
+    protected array $logins = [];
+
+    public function connect(string $host, string $port, bool $ssl = false): bool|Connection
+    {
+        $this->connections[] = compact('host', 'port', 'ssl');
+
+        return true;
+    }
+
+    public function login(string $username, string $password, bool|Connection $connection): bool
+    {
+        $this->logins[] = compact('username', 'password');
+
+        return true;
+    }
+
+    public function close(bool|Connection $connection): void
+    {
+        //
+    }
+
+    public function passive(bool|Connection $connection, bool $passive): void
+    {
+        //
+    }
+
+    public function delete(bool|Connection $connection, string $path): void
+    {
+        //
+    }
+
+    public function assertConnected(string $host): void
+    {
+        if (! $this->connections) {
+            Assert::fail('No connections are made');
+        }
+        $connected = false;
+        foreach ($this->connections as $connection) {
+            if ($connection['host'] === $host) {
+                $connected = true;
+                break;
+            }
+        }
+        if (! $connected) {
+            Assert::fail('The expected host is not connected');
+        }
+        Assert::assertTrue(true, $connected);
+    }
+}