User-Panel-Restarbeiten: PM-Guard, Profil-Rework, USt-ID-Prüfung, Buchungspflicht-Adresse

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

tests/Feature/Billing/CheckoutFlowTest.php

@@ -2,6 +2,7 @@
 
 use App\Enums\SinglePurchaseStatus;
 use App\Enums\SinglePurchaseType;
+use App\Models\BillingAddress;
 use App\Models\Plan;
 use App\Models\SinglePurchase;
 use App\Models\User;
@@ -21,6 +22,9 @@ function checkoutTestCustomer(): User
     $user = User::factory()->create();
     $user->assignRole('customer');
 
+    // Buchungs-Voraussetzung (12.06.2026): vollständige Rechnungsadresse.
+    BillingAddress::factory()->create(['user_id' => $user->id]);
+
     return $user;
 }
 
@@ -55,6 +59,26 @@ test('an unknown plan or invalid interval responds 404', function () {
     $this->get("/admin/me/checkout/abo/{$plan->slug}/weekly")->assertNotFound();
 });
 
+test('a checkout without a complete billing address redirects to the profile', function () {
+    /** @var TestCase $this */
+    $user = User::factory()->create();
+    $user->assignRole('customer');
+    $plan = Plan::factory()->create(['stripe_price_id_monthly' => 'price_test_m_addr']);
+    config()->set('billing.single_pm_stripe_price_id', 'price_test_single_pm');
+
+    $this->actingAs($user)
+        ->get(route('me.checkout.subscription', ['planSlug' => $plan->slug, 'interval' => 'monthly']))
+        ->assertRedirect(route('me.profile'))
+        ->assertSessionHas('checkout-notice');
+
+    $this->actingAs($user)
+        ->get(route('me.checkout.single-pm'))
+        ->assertRedirect(route('me.profile'))
+        ->assertSessionHas('checkout-notice');
+
+    expect(SinglePurchase::count())->toBe(0);
+});
+
 test('a plan without a synced stripe price redirects back with a notice', function () {
     /** @var TestCase $this */
     $plan = Plan::factory()->create(['stripe_price_id_monthly' => null]);