package aggfuncs_test import ( . "github.com/pingcap/check" "github.com/pingcap/parser/ast" "github.com/pingcap/parser/mysql" ) func (s *testSuite) TestMergePartialResult4Stddevsamp(c *C) { tests := []aggTest{ buildAggTester(ast.AggFuncStddevSamp, mysql.TypeDouble, 5, 1.5811388300841898, 1, 1.407885953173359), } for _, test := range tests { s.testMergePartialResult(c, test) } } func (s *testSuite) TestStddevsamp(c *C) { tests := []aggTest{ buildAggTester(ast.AggFuncStddevSamp, mysql.TypeDouble, 5, nil, 1.5811388300841898), } for _, test := range tests { s.testAggFunc(c, test) } }