Merge pull request #1743 from silverstripeltd/pulls/1.13/fix-model-admin-import

FIX: Update model class importer key

Author: GuySartorelli

code/ModelAdmin.php

@@ -658,7 +658,7 @@ public function import(array $data, Form $form): HTTPResponse
 
         $importers = $this->getModelImporters();
         /** @var BulkLoader $loader */
-        $loader = $importers[$this->modelClass];
+        $loader = $importers[$this->modelTab];
 
         // File wasn't properly uploaded, show a reminder to the user
         if (empty($_FILES['_CsvFile']['tmp_name']) ||

tests/php/ModelAdminTest.php

@@ -11,13 +11,12 @@
 use SilverStripe\Control\HTTPRequest;
 use SilverStripe\Control\Session;
 use SilverStripe\Core\Injector\Injector;
+use SilverStripe\Dev\FunctionalTest;
 use SilverStripe\Forms\GridField\GridField;
 use SilverStripe\Forms\GridField\GridFieldExportButton;
 use SilverStripe\Forms\GridField\GridFieldImportButton;
 use SilverStripe\Forms\GridField\GridFieldPrintButton;
 use SilverStripe\Security\Permission;
-use SilverStripe\Dev\FunctionalTest;
-use SilverStripe\View\ArrayData;
 
 class ModelAdminTest extends FunctionalTest
 {