Added tax support

2026-08-06 11:49:58 +02:00
parent 6b33c1b4dd
commit c17facf063
15 changed files with 679 additions and 7 deletions
@@ -0,0 +1,119 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Domains\Admin\Actions\UpdateTenantTax\UpdateTenantTaxAction;
+use App\Domains\Admin\Actions\UpdateTenantTax\UpdateTenantTaxRequest;
+use App\Enumerations\TaxExemptionReason;
+use App\Models\Tenant;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class TenantTaxInformationTest extends TestCase
+{
+    use RefreshDatabase;
+
+    private Tenant $tenant;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->tenant = Tenant::create([
+            'slug' => 'tv',
+            'name' => 'Test',
+            'email' => 't@example.com',
+            'email_finance' => 'finance@example.com',
+            'url' => 'test.local',
+            'account_name' => 'Test e.V.',
+            'account_iban' => 'DE00',
+            'account_bic' => 'XY',
+            'city' => 'Stadt',
+            'postcode' => '00000',
+            'is_active_local_group' => true,
+            'has_active_instance' => true,
+        ]);
+
+        app()->instance('tenant', $this->tenant);
+    }
+
+    private function runAction(bool $taxLiable, int $vatRate, ?string $reason, ?string $note = null): object
+    {
+        return new UpdateTenantTaxAction(new UpdateTenantTaxRequest(
+            tenant: $this->tenant,
+            taxLiable: $taxLiable,
+            vatRate: $vatRate,
+            exemptionReason: $reason,
+            exemptionNote: $note,
+        ))->execute();
+    }
+
+    public function test_taxable_sets_rate_and_clears_exemption(): void
+    {
+        $this->tenant->update(['tax_exemption_reason' => 'small_business', 'tax_exemption_note' => 'alt']);
+
+        $response = $this->runAction(taxLiable: true, vatRate: 7, reason: null);
+
+        $this->assertTrue($response->success);
+
+        $fresh = $this->tenant->fresh();
+        $this->assertTrue($fresh->tax_liable);
+        $this->assertSame(7, $fresh->vat_rate);
+        $this->assertNull($fresh->tax_exemption_reason);
+        $this->assertNull($fresh->tax_exemption_note);
+    }
+
+    public function test_exemption_reason_persists_and_clears_rate(): void
+    {
+        $response = $this->runAction(taxLiable: false, vatRate: 19, reason: 'youth_welfare');
+
+        $this->assertTrue($response->success);
+
+        $fresh = $this->tenant->fresh();
+        $this->assertFalse($fresh->tax_liable);
+        $this->assertSame(0, $fresh->vat_rate);
+        $this->assertSame('youth_welfare', $fresh->tax_exemption_reason);
+        $this->assertNull($fresh->tax_exemption_note);
+    }
+
+    public function test_invalid_exemption_reason_fails(): void
+    {
+        $response = $this->runAction(taxLiable: false, vatRate: 0, reason: 'not_a_reason');
+
+        $this->assertFalse($response->success);
+        $this->assertNull($this->tenant->fresh()->tax_exemption_reason);
+    }
+
+    public function test_custom_reason_requires_note(): void
+    {
+        $missing = $this->runAction(taxLiable: false, vatRate: 0, reason: 'custom', note: '  ');
+        $this->assertFalse($missing->success);
+
+        $ok = $this->runAction(taxLiable: false, vatRate: 0, reason: 'custom', note: 'Individueller Grund');
+        $this->assertTrue($ok->success);
+        $this->assertSame('Individueller Grund', $this->tenant->fresh()->tax_exemption_note);
+    }
+
+    public function test_vat_rate_is_clamped(): void
+    {
+        $this->runAction(taxLiable: true, vatRate: 250, reason: null);
+        $this->assertSame(100, $this->tenant->fresh()->vat_rate);
+    }
+
+    public function test_enum_invoice_text_per_case(): void
+    {
+        $this->assertSame(
+            'Gemäß § 19 UStG wird keine Umsatzsteuer berechnet.',
+            TaxExemptionReason::SmallBusiness->invoiceText(),
+        );
+        $this->assertSame(
+            'Die Leistung ist gemäß § 4 Nr. 22 Buchst. a UStG von der Umsatzsteuer befreit.',
+            TaxExemptionReason::Education->invoiceText(),
+        );
+        $this->assertSame(
+            'Die Leistung ist gemäß § 4 Nr. 25 UStG von der Umsatzsteuer befreit.',
+            TaxExemptionReason::YouthWelfare->invoiceText(),
+        );
+        $this->assertSame('Mein Text', TaxExemptionReason::Custom->invoiceText('Mein Text'));
+    }
+}