Add boostrap test

Author: Pavlusha311245

tests/Unit/BootstrapTest.php

@@ -0,0 +1,13 @@
+<?php
+
+use Pavlusha311245\UnitPhpSdk\Unit;
+
+const SOCKET = '/usr/local/var/run/unit/control.sock';
+const ADDRESS = 'http://localhost';
+
+test('Can create unit object', function () {
+    expect(new Unit(
+        socket: SOCKET,
+        address: ADDRESS
+    ))->toBeObject();
+});