Move some tests into their own subfodlers

tests/Unit/Jobs/AddClientToDatabaseJobTest.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Tests\Unit\Jobs;
+
+use Tests\TestCase;
+use App\Jobs\AddClientToDatabase;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+
+class AddClientToDatabaseJobTest extends TestCase
+{
+    use DatabaseTransactions;
+
+    public function test_job_adds_client()
+    {
+        $job = new AddClientToDatabase('https://example.org/client');
+        $job->handle();
+        $this->assertDatabaseHas('clients', [
+            'client_url' => 'https://example.org/client',
+            'client_name' => 'https://example.org/client',
+        ]);
+    }
+}