gs

pingcap · Feb 4, 2020 · df86029 · df86029
1 parent dd4cb55
commit df86029
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/ddl/column_test.go b/ddl/column_test.go
@@ -938,7 +938,7 @@ func (s *testColumnSuite) TestModifyColumn(c *C) {
 	)
 	defer d.Stop()
 
-	tblInfo := testTableInfo(c, d, "t", 4)
+	tblInfo := testTableInfo(c, d, "t", 2)
 	idx := &model.IndexInfo{
 		ID:   1,
 		Name: model.NewCIStr("idx"),
@@ -965,8 +965,9 @@ func (s *testColumnSuite) TestModifyColumn(c *C) {
 		{"varchar(10) character set utf8 collate utf8_bin", "varchar(10) character set utf8", nil, tblInfo.Columns[0]},
 		{"decimal(2,1)", "decimal(3,2)", errUnsupportedModifyColumn.GenWithStackByArgs("can't change decimal column precision with index covered now"), tblInfo.Columns[0]},
 		{"decimal(2,1)", "decimal(2,2)", errUnsupportedModifyColumn.GenWithStackByArgs("can't change decimal column precision with index covered now"), tblInfo.Columns[0]},
-		{"decimal(2,1)", "decimal(2,2)", nil, tblInfo.Columns[1]},
+		{"decimal(2,1)", "decimal(2,2)", errUnsupportedModifyColumn.GenWithStackByArgs("modify original decimal(2,1) to decimal(2,2) may cause out of range value error"), tblInfo.Columns[1]},
 		{"decimal(2,1)", "decimal(2,1)", nil, tblInfo.Columns[0]},
+		{"decimal(2,1)", "decimal(3,1)", nil, tblInfo.Columns[1]},
 	}
 	for _, tt := range tests {
 		ftA := s.colDefStrToFieldType(c, tt.origin)