[BUGFIX] Only clean up tables that have a dummy column

CHANGELOG.md

@@ -24,6 +24,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 - Remove the obsolete ext_autoload.php (#56)
 
 ### Fixed
+- Only clean up tables that have a dummy column (#79)
 - Fix the PHAR inclusion in TYPO3 8.7.17 (#59, #60)
 - Only include the PHAR from the test runners (#57, #53)
 - Use the DB name from the connection pool in TYPO3 >= 8.7 (#58, #55)

Classes/Framework.php

@@ -852,8 +852,8 @@ public function cleanUp($performDeepCleanUp = false)
      * issue.
      *
      * @param bool $useSystemTables
-     *        whether to clean up the system tables (TRUE) or the non-system
-     *        test tables (FALSE)
+     *        whether to clean up the system tables (true) or the non-system
+     *        test tables (false)
      * @param bool $performDeepCleanUp
      *        whether a deep clean up should be performed
      *
@@ -869,17 +869,17 @@ protected function cleanUpTableSet($useSystemTables, $performDeepCleanUp)
 
         foreach ($tablesToCleanUp as $currentTable) {
             $dummyColumnName = $this->getDummyColumnName($currentTable);
+            if (!\Tx_Phpunit_Service_Database::tableHasColumn($currentTable, $dummyColumnName)) {
+                continue;
+            }
 
-            // Runs a delete query for each allowed table. A
-            // "one-query-deletes-them-all" approach was tested but we did not
-            // find a working solution for that.
+            // Runs a delete query for each allowed table. A "one-query-deletes-them-all" approach was tested,
+            // but we didn't find a working solution for that.
             \Tx_Phpunit_Service_Database::delete($currentTable, $dummyColumnName . ' = 1');
 
-            // Resets the auto increment setting of the current table.
             $this->resetAutoIncrementLazily($currentTable);
         }
 
-        // Resets the list of dirty tables.
         $this->dirtyTables = [];
     }