feat(ProductType): support changeAttributeConstraint update action

Closes #370

Author: Jens Schulze

src/Core/Request/ProductTypes/Command/ProductTypeChangeAttributeConstraintAction.php

@@ -0,0 +1,52 @@
+<?php
+/**
+ * @author @jenschude <jens.schulze@commercetools.de>
+ */
+
+namespace Commercetools\Core\Request\ProductTypes\Command;
+
+use Commercetools\Core\Model\Common\Context;
+use Commercetools\Core\Request\AbstractAction;
+
+/**
+ * @package Commercetools\Core\Request\ProductTypes\Command
+ * @link https://docs.commercetools.com/http-api-projects-productTypes.html#change-attributedefinition-attributeconstraint
+ * @method string getAction()
+ * @method ProductTypeChangeAttributeConstraintAction setAction(string $action = null)
+ * @method string getAttributeName()
+ * @method ProductTypeChangeAttributeConstraintAction setAttributeName(string $attributeName = null)
+ * @method string getNewValue()
+ * @method ProductTypeChangeAttributeConstraintAction setNewValue(string $newValue = null)
+ */
+class ProductTypeChangeAttributeConstraintAction extends AbstractAction
+{
+    public function fieldDefinitions()
+    {
+        return [
+            'action' => [static::TYPE => 'string'],
+            'attributeName' => [static::TYPE => 'string'],
+            'newValue' => [static::TYPE => 'string']
+        ];
+    }
+
+    /**
+     * @param array $data
+     * @param Context|callable $context
+     */
+    public function __construct(array $data = [], $context = null)
+    {
+        parent::__construct($data, $context);
+        $this->setAction('changeAttributeConstraint');
+    }
+
+    /**
+     * @param string $attributeName
+     * @param string $attributeConstraint
+     * @param Context|callable $context
+     * @return ProductTypeChangeAttributeConstraintAction
+     */
+    public static function ofAttributeNameAndAttributeConstraint($attributeName, $attributeConstraint, $context = null)
+    {
+        return static::of($context)->setAttributeName($attributeName)->setNewValue($attributeConstraint);
+    }
+}

tests/integration/ProductType/ProductTypeUpdateRequestTest.php

@@ -40,6 +40,7 @@
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeAddAttributeDefinitionAction;
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeAddLocalizedEnumValueAction;
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeAddPlainEnumValueAction;
+use Commercetools\Core\Request\ProductTypes\Command\ProductTypeChangeAttributeConstraintAction;
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeChangeDescriptionAction;
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeChangeInputHintAction;
 use Commercetools\Core\Request\ProductTypes\Command\ProductTypeChangeIsSearchableAction;
@@ -647,4 +648,50 @@ public function testChangeInputHint()
         $this->assertSame($inputHint, $result->getAttributes()->current()->getInputHint());
         $this->assertNotSame($productType->getVersion(), $result->getVersion());
     }
+
+    public function testChangeConstraint()
+    {
+        $draft = $this->getDraft('change-constraint');
+        $productType = $this->createProductType($draft);
+
+        $definition = AttributeDefinition::of()
+            ->setName('testConstraintField')
+            ->setLabel(LocalizedString::ofLangAndText('en', 'testConstraintField'))
+            ->setIsRequired(false)
+            ->setIsSearchable(false)
+            ->setAttributeConstraint('SameForAll')
+            ->setType(StringType::of())
+        ;
+        $request = ProductTypeUpdateRequest::ofIdAndVersion($productType->getId(), $productType->getVersion())
+            ->addAction(
+                ProductTypeAddAttributeDefinitionAction::ofAttribute($definition)
+            )
+        ;
+        $response = $request->executeWithClient($this->getClient());
+        $result = $request->mapResponse($response);
+        $this->productTypeDeleteRequest->setVersion($result->getVersion());
+
+        $this->assertInstanceOf(ProductType::class, $result);
+        $this->assertSame($definition->getName(), $result->getAttributes()->current()->getName());
+        $this->assertSame('SameForAll', $result->getAttributes()->current()->getAttributeConstraint());
+        $this->assertNotSame($productType->getVersion(), $result->getVersion());
+        $productType = $result;
+
+        $constraint = 'None';
+        $request = ProductTypeUpdateRequest::ofIdAndVersion($productType->getId(), $productType->getVersion())
+            ->addAction(
+                ProductTypeChangeAttributeConstraintAction::ofAttributeNameAndAttributeConstraint(
+                    'testConstraintField',
+                    $constraint
+                )
+            )
+        ;
+        $response = $request->executeWithClient($this->getClient());
+        $result = $request->mapResponse($response);
+        $this->productTypeDeleteRequest->setVersion($result->getVersion());
+
+        $this->assertInstanceOf(ProductType::class, $result);
+        $this->assertSame($constraint, $result->getAttributes()->current()->getAttributeConstraint());
+        $this->assertNotSame($productType->getVersion(), $result->getVersion());
+    }
 }