test: fix unstable CI caused by concurrent unit test (pingcap#1541) (p…

…ingcap#1545)
ti-srebot · Mar 30, 2021 · 10daa02 · 10daa02
1 parent 9947467
commit 10daa02
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/dm/master/shardddl/optimist_test.go b/dm/master/shardddl/optimist_test.go
@@ -37,7 +37,7 @@ import (
 
 type testOptimist struct{}
 
-var _ = Suite(&testOptimist{})
+var _ = SerialSuites(&testOptimist{})
 
 // clear keys in etcd test cluster.
 func clearOptimistTestSourceInfoOperation(c *C) {