Phase 2: Implement Domain & Mailbox persistence, Analytics, and fix pagination issues

tests/Unit/MailboxModelTest.php

@@ -0,0 +1,62 @@
+<?php
+
+use App\Jobs\TrackAnalytics;
+use App\Models\Domain;
+use App\Models\Mailbox;
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Queue;
+
+uses(Tests\TestCase::class, RefreshDatabase::class);
+
+test('mailbox hash is automatically generated on creation', function () {
+    Queue::fake();
+
+    $domain = Domain::factory()->create();
+    $mailbox = Mailbox::factory()->create([
+        'domain_hash' => $domain->domain_hash,
+        'address' => 'hash-test@'.$domain->name,
+    ]);
+
+    expect($mailbox->mailbox_hash)->not->toBeNull()
+        ->and(strlen($mailbox->mailbox_hash))->toBeGreaterThan(20);
+});
+
+test('TrackAnalytics job is dispatched on mailbox creation', function () {
+    Queue::fake();
+
+    $mailbox = Mailbox::factory()->create();
+
+    Queue::assertPushed(TrackAnalytics::class, function ($job) use ($mailbox) {
+        return $job->eventType === 'mailbox_created' &&
+               $job->mailboxHash === $mailbox->mailbox_hash;
+    });
+});
+
+test('mailbox relationships work correctly', function () {
+    Queue::fake();
+
+    $user = User::factory()->create();
+    $domain = Domain::factory()->create();
+    $mailbox = Mailbox::factory()->create([
+        'user_id' => $user->id,
+        'domain_hash' => $domain->domain_hash,
+    ]);
+
+    expect($mailbox->user->id)->toBe($user->id)
+        ->and($mailbox->domain->domain_hash)->toBe($domain->domain_hash);
+});
+
+test('mailbox casts dates and booleans correctly', function () {
+    Queue::fake();
+
+    $mailbox = Mailbox::factory()->create([
+        'expires_at' => now()->addHours(2),
+        'is_blocked' => 1,
+        'blocked_at' => now()->subMinute(),
+    ]);
+
+    expect($mailbox->expires_at)->toBeInstanceOf(\Illuminate\Support\Carbon::class)
+        ->and($mailbox->is_blocked)->toBeTrue()
+        ->and($mailbox->blocked_at)->toBeInstanceOf(\Illuminate\Support\Carbon::class);
+});