Create tests for App

tests/Unit/AppTest.php

@@ -0,0 +1,29 @@
+<?php
+
+// Copyright (C) 2010-2024, the Friendica project
+// SPDX-FileCopyrightText: 2010-2024 the Friendica project
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+declare(strict_types = 1);
+
+namespace Friendica\Test\Unit;
+
+use Dice\Dice;
+use Friendica\App;
+use PHPUnit\Framework\TestCase;
+
+class AppTest extends TestCase
+{
+	public function testFromDiceReturnsApp(): void
+	{
+		$dice = $this->createMock(Dice::class);
+		$dice->expects($this->exactly(13))->method('create')->willReturnCallback(function($classname) {
+			return $this->createMock($classname);
+		});
+
+		$app = App::fromDice($dice);
+
+		$this->assertInstanceOf(App::class, $app);
+	}
+}