Switch to using str_getcsv rather than explode to handle test data strings containing commas

git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@85851 2327b42d-5241-43d6-9e2a-de5ac946f064

unitTests/testDataFileIterator.php

@@ -57,7 +57,7 @@ class testDataFileIterator implements Iterator
         list($testData) = explode('//',$testDataRow);
 
         //    Split data into an array of individual values and a result
-        $dataSet = explode(',',$testData);
+        $dataSet = str_getcsv($testData,',',"'");
         foreach($dataSet as &$dataValue) {
             $dataValue = $this->_parseDataValue($dataValue);
         }