planner: supply test cases for binding from history (#40864)

ref #39199
pingcap · Jan 30, 2023 · 01f4fea · 01f4fea
1 parent 86b058b
commit 01f4fea
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/infoschema/cluster_tables_test.go b/infoschema/cluster_tables_test.go
@@ -1053,6 +1053,8 @@ func TestSetBindingStatusBySQLDigest(t *testing.T) {
 	tk.MustExec(sql)
 	tk.MustQuery("select @@last_plan_from_binding").Check(testkit.Rows("1"))
 	tk.MustGetErrMsg("set binding enabled for sql digest '2'", "can't find any binding for '2'")
+	tk.MustGetErrMsg("set binding enabled for sql digest ''", "sql digest is empty")
+	tk.MustGetErrMsg("set binding disabled for sql digest ''", "sql digest is empty")
 }
 
 func TestCreateBindingWhenCloseStmtSummaryTable(t *testing.T) {