MC-40873: Product is shown as Out of Stock on CMS page when Category Permissions are enabled

Author: yelahin-serhiy

app/code/Magento/Catalog/Test/Unit/Block/Ui/ProductViewCounterTest.php

@@ -166,14 +166,14 @@ public function testGetCurrentProductDataWithNonEmptyProduct()
     {
         $productMock = $this->getMockBuilder(ProductInterface::class)
             ->disableOriginalConstructor()
+            ->addMethods(['isAvailable'])
             ->getMockForAbstractClass();
         $productRendererMock = $this->getMockBuilder(ProductRenderInterface::class)
             ->disableOriginalConstructor()
             ->getMockForAbstractClass();
         $storeMock = $this->getMockBuilder(Store::class)
             ->disableOriginalConstructor()
             ->getMock();
-
         $this->registryMock->expects($this->once())
             ->method('registry')
             ->with('product')