Add setLocalizedDescription action with test

Author: qdegraaf

src/commercetools/testing/shipping_methods.py

@@ -55,6 +55,7 @@ def _create_from_draft(
             last_modified_at=datetime.datetime.now(datetime.timezone.utc),
             name=draft.name,
             description=draft.description,
+            localized_description=draft.localized_description,
             tax_category=draft.tax_category,
             zone_rates=zone_rates,
             is_default=draft.is_default,
@@ -233,6 +234,7 @@ def urls(self):
         "removeShippingRate": remove_shipping_rate,
         "removeZone": remove_shipping_zone,
         "setDescription": update_attribute("description", "description"),
+        "setLocalizedDescription": update_attribute("localizedDescription", "localized_description"),
         "setKey": update_attribute("key", "key"),
         "setPredicate": update_attribute("predicate", "predicate"),
     }

tests/platform/test_service_shipping_methods.py

@@ -82,3 +82,27 @@ def test_shipping_method_update(old_client):
     )
 
     assert shipping_method.key == "test-shipping-method"
+
+
+def test_shipping_method_update(old_client):
+    shipping_method = old_client.shipping_methods.create(
+        models.ShippingMethodDraft(
+            key="test-shipping-method",
+            name="test shipping method",
+            tax_category=models.TaxCategoryResourceIdentifier(id="dummy"),
+            zone_rates=[],
+            is_default=False,
+        )
+    )
+
+    assert shipping_method.id
+    assert shipping_method.localized_description is None
+
+    shipping_method = old_client.shipping_methods.update_by_id(
+        id=shipping_method.id,
+        version=shipping_method.version,
+        actions=[models.ShippingMethodSetLocalizedDescriptionAction(
+            localized_description=models.LocalizedString({"en": "a new lstring"}))],
+    )
+
+    assert shipping_method.localized_description == models.LocalizedString({"en": "a new lstring"})