Merge forwardport of #11049 to 2.3-develop branch

Applied pull request patch https://github.com/magento/magento2/pull/11049.patch (created by @avdb) based on commit(s):
  1. c3ea1f5
  2. 0c0393d
  3. 8660485

Fixed GitHub Issues in 2.3-develop branch:
  - #10697: Product Import: Additional data: Invalid URL key (reported by @Alex-James17)

Author: magento-engcom-team

app/code/Magento/CatalogImportExport/Model/Import/Product/CategoryProcessor.php

@@ -119,8 +119,12 @@ protected function createCategory($name, $parentId)
         $category->setIsActive(true);
         $category->setIncludeInMenu(true);
         $category->setAttributeSetId($category->getDefaultAttributeSetId());
-        $category->save();
-        $this->categoriesCache[$category->getId()] = $category;
+        try {
+            $category->save();
+            $this->categoriesCache[$category->getId()] = $category;
+        } catch (\Exception $e) {
+            $this->addFailedCategory($category, $e);
+        }
 
         return $category->getId();
     }

app/code/Magento/CatalogImportExport/Test/Unit/Model/Import/Product/CategoryProcessorTest.php

@@ -49,6 +49,8 @@ protected function setUp()
             . self::CHILD_CATEGORY_ID
         ));
 
+        $childCategory->method('save')->willThrowException(new \Exception());
+
         $parentCategory = $this->getMockBuilder(\Magento\Catalog\Model\Category::class)
             ->disableOriginalConstructor()
             ->getMock();
@@ -105,6 +107,17 @@ public function testUpsertCategories()
         $this->assertArrayHasKey(self::CHILD_CATEGORY_ID, array_flip($categoryIds));
     }
 
+    /**
+     * Tests case when newly created category save throws exception.
+     */
+    public function testCreateCategoryException()
+    {
+        $method = new \ReflectionMethod(CategoryProcessor::class, 'createCategory');
+        $method->setAccessible(true);
+        $method->invoke($this->categoryProcessor, self::CHILD_CATEGORY_NAME, self::PARENT_CATEGORY_ID);
+        $this->assertNotEmpty($this->categoryProcessor->getFailedCategories());
+    }
+
     public function testClearFailedCategories()
     {
         $dummyFailedCategory = [