/**
  * Test applyTy method of builder
  *
  * ApplyTo method transform string to array
  *
  * @dataProvider applyToDataProvider()
  *
  * @param $applyTo
  */
 public function testApplyTo($applyTo)
 {
     $objectManager = new \Magento\TestFramework\Helper\ObjectManager($this);
     /** @var \Magento\Catalog\Service\V1\Data\Eav\OptionBuilder $optionBuilder */
     $optionBuilder = $objectManager->getObject('Magento\\Catalog\\Service\\V1\\Data\\Eav\\OptionBuilder');
     /** @var \Magento\Catalog\Service\V1\Data\Eav\ValidationRuleBuilder $validationRuleBuilder */
     $validationRuleBuilder = $objectManager->getObject('Magento\\Catalog\\Service\\V1\\Data\\Eav\\ValidationRuleBuilder');
     $frontendLabelBuilder = $objectManager->getObject('Magento\\Catalog\\Service\\V1\\Data\\Eav\\Product\\Attribute\\FrontendLabelBuilder');
     $attributeBuilder = $objectManager->getObject('Magento\\Catalog\\Service\\V1\\Data\\Eav\\AttributeMetadataBuilder', ['optionBuilder' => $optionBuilder, 'validationRuleBuilder' => $validationRuleBuilder, 'frontendLabelBuilder' => $frontendLabelBuilder]);
     $attributeBuilder->populateWithArray([AttributeMetadata::APPLY_TO => $applyTo]);
     $attributeMetadata = new AttributeMetadata($attributeBuilder);
     $this->assertTrue(is_array($attributeMetadata->getApplyTo()));
     $this->assertEquals(3, count($attributeMetadata->getApplyTo()));
     $attributeBuilder->setApplyTo($applyTo);
     $attributeMetadata = new AttributeMetadata($attributeBuilder);
     $this->assertTrue(is_array($attributeMetadata->getApplyTo()));
     $this->assertEquals(3, count($attributeMetadata->getApplyTo()));
 }