Create tests for app/Models/UserFlag

tests/Feature/app/Models/UserFlagTest.php

@@ -0,0 +1,14 @@
+<?php
+
+use App\Models\User;
+use App\Models\UserFlag;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+uses(RefreshDatabase::class);
+
+test('it returns its user', function () {
+    $user = User::factory()->create();
+    $user->addFlag('head_director');
+    $flag = UserFlag::first();
+    expect($flag->user->id)->toEqual($user->id);
+});