27-05-2026 DHL Modul v2.1 / Optimierung tracking

tests/Unit/Dhl/ShippingServiceParseAddressTest.php

@@ -0,0 +1,50 @@
+<?php
+
+use Acme\Dhl\Services\ShippingService;
+use Acme\Dhl\Support\DhlClient;
+
+function invokeParseAddressFields(array $address): array
+{
+    $service = new ShippingService(new DhlClient('https://example.test', null, null, null));
+
+    $reflection = (new ReflectionClass(ShippingService::class))->getMethod('parseAddressFields');
+    $reflection->setAccessible(true);
+
+    return $reflection->invoke($service, $address);
+}
+
+it('keeps an explicit house number unchanged', function () {
+    $address = invokeParseAddressFields([
+        'street' => 'Musterstrasse',
+        'houseNumber' => '42a',
+    ]);
+
+    expect($address['street'])->toBe('Musterstrasse')
+        ->and($address['houseNumber'])->toBe('42a');
+});
+
+it('extracts the house number from a combined street field', function () {
+    $address = invokeParseAddressFields([
+        'street' => 'Musterstrasse 42a',
+        'houseNumber' => '',
+    ]);
+
+    expect($address['street'])->toBe('Musterstrasse')
+        ->and($address['houseNumber'])->toBe('42a');
+});
+
+it('throws when the street contains no parseable house number instead of defaulting to 1', function () {
+    invokeParseAddressFields([
+        'street' => 'Postfach',
+        'houseNumber' => '',
+    ]);
+})->throws(InvalidArgumentException::class, 'Hausnummer fehlt');
+
+it('does not throw when neither street nor house number are provided', function () {
+    $address = invokeParseAddressFields([
+        'street' => '',
+        'houseNumber' => '',
+    ]);
+
+    expect($address)->toBe(['street' => '', 'houseNumber' => '']);
+});