Block non-mysqldb / pymysql from testing Enum

The mariadbconnector driver is having sporadic interpreter
crashes within this test suite.  hopefully the crashes
are specific to these tests else we'll have to remove
mariadb from CI.

Change-Id: Idb7a9521e795d39957bce45415013eb4e771e560

diff --git a/test/dialect/mysql/test_types.py b/test/dialect/mysql/test_types.py
index bc5619cdbe8b0e824af4b41aca2c97c7d2394ea0..77a485d4133f7120478bd803ecdab70e331d8799 100644 (file)
--- a/test/dialect/mysql/test_types.py
+++ b/test/dialect/mysql/test_types.py
@@ -790,8 +790,13 @@ class JSONTest(fixtures.TestBase):
 class EnumSetTest(
     fixtures.TestBase, AssertsExecutionResults, AssertsCompiledSQL
 ):
-
-    __only_on__ = "mysql", "mariadb"
+    # mariadb connector having issues with stability
+    __only_on__ = (
+        "mysql+mysqldb",
+        "mysql+pymysql",
+        "mariadb+mysqldb",
+        "mariadb+pymysql",
+    )
     __dialect__ = mysql.dialect()
     __backend__ = True