MAGETWO-91528: Customizable options truncated when displaying ordered product in admin

- fix static test failures

Author: Joan He

app/code/Magento/Sales/Block/Adminhtml/Items/Column/Name.php

@@ -29,6 +29,7 @@ class Name extends \Magento\Sales\Block\Adminhtml\Items\Column\DefaultColumn
      * @param string &$remainder
      * @param bool $breakWords
      * @return string
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
     public function truncateString($value, $length = 80, $etc = '...', &$remainder = '', $breakWords = true)
     {

dev/tests/integration/testsuite/Magento/Framework/Filter/TruncateFilterTest.php

@@ -19,7 +19,8 @@ class TruncateFilterTest extends \PHPUnit\Framework\TestCase
      * @dataProvider truncateDataProvider
      */
     public function testFilter(
-        $expectedValue, $expectedRemainder,
+        $expectedValue,
+        $expectedRemainder,
         $string,
         $length = 5,
         $etc = '...',

lib/internal/Magento/Framework/Filter/TruncateFilter.php

@@ -90,7 +90,11 @@ public function filter($string) : Result
             $preparedString = $string;
             $preparedLength = $length;
             if (!$this->breakWords) {
-                $preparedString = preg_replace('/\s+?(\S+)?$/u', '', $this->stringUtils->substr($string, 0, $length + 1));
+                $preparedString = preg_replace(
+                    '/\s+?(\S+)?$/u',
+                    '',
+                    $this->stringUtils->substr($string, 0, $length + 1)
+                );
                 $preparedLength = $this->stringUtils->strlen($preparedString);
             }
             $result->setRemainder($this->stringUtils->substr($string, $preparedLength, $originalLength));