add all controllers logic

tests/Unit/Services/Frontend/ContactSubmissionServiceTest.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Tests\Unit\Services\Frontend;
+
+use App\Services\Email\EmailDispatchService;
+use App\Services\Frontend\ContactSubmissionService;
+use App\Services\System\GlobalConfigService;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\DB;
+use Tests\TestCase;
+
+class ContactSubmissionServiceTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_submit_creates_contact_record(): void
+    {
+        DB::table('configuration')->insert([
+            ['config_key' => 'school_year', 'config_value' => '2025-2026'],
+            ['config_key' => 'semester', 'config_value' => 'Fall'],
+        ]);
+
+        $emailService = $this->createMock(EmailDispatchService::class);
+        $emailService->method('send')->willReturn(false);
+
+        $service = new ContactSubmissionService($emailService, new GlobalConfigService());
+
+        $result = $service->submit([
+            'email' => 'contact@example.com',
+            'message' => 'Hello from unit test',
+        ]);
+
+        $this->assertNotNull($result['record']);
+        $this->assertDatabaseHas('contactus', [
+            'subject' => 'Contact Us Form Submission',
+            'semester' => 'Fall',
+        ]);
+    }
+}