Initial project structure with Slim skeleton

tests/Infrastructure/Persistence/User/InMemoryUserRepositoryTest.php

@@ -0,0 +1,52 @@
+<?php
+declare(strict_types=1);
+
+namespace Tests\Infrastructure\Persistence\User;
+
+use App\Domain\User\User;
+use App\Domain\User\UserNotFoundException;
+use App\Infrastructure\Persistence\User\InMemoryUserRepository;
+use Tests\TestCase;
+
+class InMemoryUserRepositoryTest extends TestCase
+{
+    public function testFindAll()
+    {
+        $user = new User(1, 'bill.gates', 'Bill', 'Gates');
+
+        $userRepository = new InMemoryUserRepository([1 => $user]);
+
+        $this->assertEquals([$user], $userRepository->findAll());
+    }
+
+    public function testFindAllUsersByDefault()
+    {
+        $users = [
+            1 => new User(1, 'bill.gates', 'Bill', 'Gates'),
+            2 => new User(2, 'steve.jobs', 'Steve', 'Jobs'),
+            3 => new User(3, 'mark.zuckerberg', 'Mark', 'Zuckerberg'),
+            4 => new User(4, 'evan.spiegel', 'Evan', 'Spiegel'),
+            5 => new User(5, 'jack.dorsey', 'Jack', 'Dorsey'),
+        ];
+
+        $userRepository = new InMemoryUserRepository();
+
+        $this->assertEquals(array_values($users), $userRepository->findAll());
+    }
+
+    public function testFindUserOfId()
+    {
+        $user = new User(1, 'bill.gates', 'Bill', 'Gates');
+
+        $userRepository = new InMemoryUserRepository([1 => $user]);
+
+        $this->assertEquals($user, $userRepository->findUserOfId(1));
+    }
+
+    public function testFindUserOfIdThrowsNotFoundException()
+    {
+        $userRepository = new InMemoryUserRepository([]);
+        $this->expectException(UserNotFoundException::class);
+        $userRepository->findUserOfId(1);
+    }
+}