ENGCOM-9343: Fix adding an option with label '0' #34578

Author: sidolov

app/code/Magento/Eav/Model/Entity/Attribute/OptionManagement.php

@@ -60,8 +60,8 @@ public function add($entityType, $attributeCode, $option)
     {
         $attribute = $this->loadAttribute($entityType, (string)$attributeCode);
 
-        $label = trim($option->getLabel() ?: '');
-        if (empty($label)) {
+        $label = trim((string)$option->getLabel());
+        if ($label === '') {
             throw new InputException(__('The attribute option label is empty. Enter the value and try again.'));
         }
 
@@ -93,8 +93,8 @@ public function update(
         if (empty($optionId)) {
             throw new InputException(__('The option id is empty. Enter the value and try again.'));
         }
-        $label = trim($option->getLabel() ?: '');
-        if (empty($label)) {
+        $label = trim((string)$option->getLabel());
+        if ($label === '') {
             throw new InputException(__('The attribute option label is empty. Enter the value and try again.'));
         }
         if ($attribute->getSource()->getOptionText($optionId) === false) {

app/code/Magento/Eav/Test/Unit/Model/Entity/Attribute/OptionManagementTest.php

@@ -7,6 +7,7 @@
 
 namespace Magento\Eav\Test\Unit\Model\Entity\Attribute;
 
+use Magento\Catalog\Model\Product;
 use Magento\Eav\Api\Data\AttributeOptionInterface as EavAttributeOptionInterface;
 use Magento\Eav\Api\Data\AttributeOptionLabelInterface as EavAttributeOptionLabelInterface;
 use Magento\Eav\Model\AttributeRepository;
@@ -18,7 +19,7 @@
 use Magento\Framework\Exception\InputException;
 use Magento\Framework\Exception\NoSuchEntityException;
 use Magento\Framework\Exception\StateException;
-use PHPUnit\Framework\MockObject\MockObject as MockObject;
+use PHPUnit\Framework\MockObject\MockObject;
 use PHPUnit\Framework\TestCase;
 
 /**
@@ -59,13 +60,15 @@ protected function setUp(): void
 
     /**
      * Test to add attribute option
+     *
+     * @param string $label
+     * @dataProvider optionLabelDataProvider
      */
-    public function testAdd()
+    public function testAdd(string $label): void
     {
         $entityType = 42;
         $storeId = 4;
         $attributeCode = 'atrCde';
-        $label = 'optionLabel';
         $storeLabel = 'labelLabel';
         $sortOder = 'optionSortOrder';
         $option = [
@@ -121,6 +124,17 @@ public function testAdd()
         );
     }
 
+    /**
+     * @return array
+     */
+    public function optionLabelDataProvider(): array
+    {
+        return [
+            ['optionLabel'],
+            ['0']
+        ];
+    }
+
     /**
      * Test to add attribute option with empty attribute code
      */
@@ -216,6 +230,75 @@ public function testAddWithCannotSaveException()
         $this->model->add($entityType, $attributeCode, $optionMock);
     }
 
+    /**
+     * Test to update attribute option
+     *
+     * @param string $label
+     * @dataProvider optionLabelDataProvider
+     */
+    public function testUpdate(string $label): void
+    {
+        $entityType = Product::ENTITY;
+        $storeId = 4;
+        $attributeCode = 'atrCde';
+        $storeLabel = 'labelLabel';
+        $sortOder = 'optionSortOrder';
+        $optionId = 10;
+        $option = [
+            'value' => [
+                $optionId => [
+                    0 => $label,
+                    $storeId => $storeLabel,
+                ],
+            ],
+            'order' => [
+                $optionId => $sortOder,
+            ]
+        ];
+
+        $optionMock = $this->getAttributeOption();
+        $labelMock = $this->getAttributeOptionLabel();
+        /** @var SourceInterface|MockObject $sourceMock */
+        $sourceMock = $this->createMock(EavAttributeSource::class);
+
+        $sourceMock->expects($this->once())
+            ->method('getOptionText')
+            ->with($optionId)
+            ->willReturn($label);
+
+        $sourceMock->expects($this->once())
+            ->method('getOptionId')
+            ->with($label)
+            ->willReturn($optionId);
+
+        /** @var EavAbstractAttribute|MockObject $attributeMock */
+        $attributeMock = $this->getMockBuilder(EavAbstractAttribute::class)
+            ->disableOriginalConstructor()
+            ->addMethods(['setOption'])
+            ->onlyMethods(['usesSource', 'getSource'])
+            ->getMock();
+        $attributeMock->method('usesSource')->willReturn(true);
+        $attributeMock->expects($this->once())->method('setOption')->with($option);
+        $attributeMock->method('getSource')->willReturn($sourceMock);
+
+        $this->attributeRepositoryMock->expects($this->once())
+            ->method('get')
+            ->with($entityType, $attributeCode)
+            ->willReturn($attributeMock);
+        $optionMock->method('getLabel')->willReturn($label);
+        $optionMock->method('getSortOrder')->willReturn($sortOder);
+        $optionMock->method('getIsDefault')->willReturn(true);
+        $optionMock->method('getStoreLabels')->willReturn([$labelMock]);
+        $labelMock->method('getStoreId')->willReturn($storeId);
+        $labelMock->method('getLabel')->willReturn($storeLabel);
+        $this->resourceModelMock->expects($this->once())->method('save')->with($attributeMock);
+
+        $this->assertEquals(
+            true,
+            $this->model->update($entityType, $attributeCode, $optionId, $optionMock)
+        );
+    }
+
     /**
      * Test to delete attribute option
      */