Add extensive controller and model tests

tests/Unit/UserControllerUnitTest.php

@@ -0,0 +1,81 @@
+<?php
+
+use App\Http\Controllers\UserController;
+use App\Models\Role;
+use App\Models\User;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+
+it('returns unauthenticated for me when no user', function (): void {
+    $controller = new UserController();
+    $request = Request::create('/api/user/me', 'GET');
+    $request->setUserResolver(fn () => null);
+
+    $response = $controller->me($request);
+
+    expect($response->getStatusCode())->toBe(401);
+});
+
+it('returns unauthenticated for updateMe when no user', function (): void {
+    $controller = new UserController();
+    $request = Request::create('/api/user/me', 'PATCH', [
+        'location' => 'Test',
+    ]);
+    $request->setUserResolver(fn () => null);
+
+    $response = $controller->updateMe($request);
+
+    expect($response->getStatusCode())->toBe(401);
+});
+
+it('trims blank location to null in updateMe', function (): void {
+    $controller = new UserController();
+    $user = User::factory()->create(['location' => 'Somewhere']);
+
+    $request = Request::create('/api/user/me', 'PATCH', [
+        'location' => '   ',
+    ]);
+    $request->setUserResolver(fn () => $user);
+
+    $response = $controller->updateMe($request);
+
+    expect($response->getStatusCode())->toBe(200);
+    $user->refresh();
+    expect($user->location)->toBeNull();
+});
+
+it('resolves avatar urls when present', function (): void {
+    Storage::fake('public');
+
+    $controller = new UserController();
+    $user = User::factory()->create([
+        'avatar_path' => 'avatars/test.png',
+    ]);
+
+    $response = $controller->profile($user);
+
+    expect($response->getStatusCode())->toBe(200);
+    expect($response->getData(true)['avatar_url'])->not->toBeNull();
+});
+
+it('returns null group color when roles relation is null', function (): void {
+    $controller = new UserController();
+    $user = User::factory()->create();
+    $user->setRelation('roles', null);
+
+    $ref = new ReflectionMethod($controller, 'resolveGroupColor');
+    $ref->setAccessible(true);
+
+    $result = $ref->invoke($controller, $user);
+
+    expect($result)->toBeNull();
+});
+
+it('normalizes empty and raw role names', function (): void {
+    $controller = new UserController();
+    $ref = new ReflectionMethod($controller, 'normalizeRoleName');
+    $ref->setAccessible(true);
+
+    expect($ref->invoke($controller, ''))->toBe('ROLE_');
+    expect($ref->invoke($controller, 'moderator'))->toBe('ROLE_MODERATOR');
+});