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tidb/expression/expr_to_pb_test.go

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// Copyright 2017 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package expression
import (
"encoding/json"
"fmt"
"strings"
. "github.com/pingcap/check"
"github.com/pingcap/failpoint"
"github.com/pingcap/parser/ast"
"github.com/pingcap/parser/charset"
"github.com/pingcap/parser/mysql"
"github.com/pingcap/tidb/sessionctx/stmtctx"
"github.com/pingcap/tidb/types"
"github.com/pingcap/tidb/util/codec"
"github.com/pingcap/tidb/util/mock"
"github.com/pingcap/tipb/go-tipb"
)
type dataGen4Expr2PbTest struct {
}
func (dg *dataGen4Expr2PbTest) genColumn(tp byte, id int64) *Column {
return &Column{
RetType: types.NewFieldType(tp),
ID: id,
Index: int(id),
}
}
func (s *testEvaluatorSuite) TestConstant2Pb(c *C) {
c.Skip("constant pb has changed")
var constExprs []Expression
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
// can be transformed
constValue := new(Constant)
constValue.Value = types.NewDatum(nil)
c.Assert(constValue.Value.Kind(), Equals, types.KindNull)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(int64(100))
c.Assert(constValue.Value.Kind(), Equals, types.KindInt64)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(uint64(100))
c.Assert(constValue.Value.Kind(), Equals, types.KindUint64)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum("100")
c.Assert(constValue.Value.Kind(), Equals, types.KindString)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum([]byte{'1', '2', '4', 'c'})
c.Assert(constValue.Value.Kind(), Equals, types.KindBytes)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(types.NewDecFromInt(110))
c.Assert(constValue.Value.Kind(), Equals, types.KindMysqlDecimal)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(types.Duration{})
c.Assert(constValue.Value.Kind(), Equals, types.KindMysqlDuration)
constExprs = append(constExprs, constValue)
// can not be transformed
constValue = new(Constant)
constValue.Value = types.NewDatum(float32(100))
c.Assert(constValue.Value.Kind(), Equals, types.KindFloat32)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(float64(100))
c.Assert(constValue.Value.Kind(), Equals, types.KindFloat64)
constExprs = append(constExprs, constValue)
constValue = new(Constant)
constValue.Value = types.NewDatum(types.Enum{Name: "A", Value: 19})
c.Assert(constValue.Value.Kind(), Equals, types.KindMysqlEnum)
constExprs = append(constExprs, constValue)
pbExpr, pushed, remained := ExpressionsToPB(sc, constExprs, client)
c.Assert(len(pushed), Equals, len(constExprs)-3)
c.Assert(len(remained), Equals, 3)
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"tp\":2301,\"children\":[{\"tp\":2301,\"children\":[{\"tp\":2301,\"children\":[{\"tp\":2301,\"children\":[{\"tp\":2301,\"children\":[{\"tp\":2301,\"children\":[{\"tp\":0,\"sig\":0},{\"tp\":1,\"val\":\"gAAAAAAAAGQ=\",\"sig\":0}],\"sig\":0},{\"tp\":2,\"val\":\"AAAAAAAAAGQ=\",\"sig\":0}],\"sig\":0},{\"tp\":5,\"val\":\"MTAw\",\"sig\":0}],\"sig\":0},{\"tp\":6,\"val\":\"MTI0Yw==\",\"sig\":0}],\"sig\":0},{\"tp\":102,\"val\":\"AwCAbg==\",\"sig\":0}],\"sig\":0},{\"tp\":103,\"val\":\"gAAAAAAAAAA=\",\"sig\":0}],\"sig\":0}")
pbExprs := ExpressionsToPBList(sc, constExprs, client)
jsons := []string{
"{\"tp\":0,\"sig\":0}",
"{\"tp\":1,\"val\":\"gAAAAAAAAGQ=\",\"sig\":0}",
"{\"tp\":2,\"val\":\"AAAAAAAAAGQ=\",\"sig\":0}",
"{\"tp\":5,\"val\":\"MTAw\",\"sig\":0}",
"{\"tp\":6,\"val\":\"MTI0Yw==\",\"sig\":0}",
"{\"tp\":102,\"val\":\"AwCAbg==\",\"sig\":0}",
"{\"tp\":103,\"val\":\"gAAAAAAAAAA=\",\"sig\":0}",
}
for i, pbExpr := range pbExprs {
if i+3 < len(pbExprs) {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[i])
} else {
c.Assert(pbExpr, IsNil)
}
}
}
func (s *testEvaluatorSuite) TestColumn2Pb(c *C) {
var colExprs []Expression
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
colExprs = append(colExprs, dg.genColumn(mysql.TypeBit, 1))
colExprs = append(colExprs, dg.genColumn(mysql.TypeSet, 2))
colExprs = append(colExprs, dg.genColumn(mysql.TypeEnum, 3))
colExprs = append(colExprs, dg.genColumn(mysql.TypeGeometry, 4))
colExprs = append(colExprs, dg.genColumn(mysql.TypeUnspecified, 5))
colExprs = append(colExprs, dg.genColumn(mysql.TypeDecimal, 6))
pbExpr, pushed, remained := ExpressionsToPB(sc, colExprs, client)
c.Assert(pbExpr, IsNil)
c.Assert(len(pushed), Equals, 0)
c.Assert(len(remained), Equals, len(colExprs))
pbExprs := ExpressionsToPBList(sc, colExprs, client)
for _, pbExpr := range pbExprs {
c.Assert(pbExpr, IsNil)
}
colExprs = colExprs[:0]
colExprs = append(colExprs, dg.genColumn(mysql.TypeTiny, 1))
colExprs = append(colExprs, dg.genColumn(mysql.TypeShort, 2))
colExprs = append(colExprs, dg.genColumn(mysql.TypeLong, 3))
colExprs = append(colExprs, dg.genColumn(mysql.TypeFloat, 4))
colExprs = append(colExprs, dg.genColumn(mysql.TypeDouble, 5))
colExprs = append(colExprs, dg.genColumn(mysql.TypeNull, 6))
colExprs = append(colExprs, dg.genColumn(mysql.TypeTimestamp, 7))
colExprs = append(colExprs, dg.genColumn(mysql.TypeLonglong, 8))
colExprs = append(colExprs, dg.genColumn(mysql.TypeInt24, 9))
colExprs = append(colExprs, dg.genColumn(mysql.TypeDate, 10))
colExprs = append(colExprs, dg.genColumn(mysql.TypeDuration, 11))
colExprs = append(colExprs, dg.genColumn(mysql.TypeDatetime, 12))
colExprs = append(colExprs, dg.genColumn(mysql.TypeYear, 13))
colExprs = append(colExprs, dg.genColumn(mysql.TypeVarchar, 15))
colExprs = append(colExprs, dg.genColumn(mysql.TypeJSON, 16))
colExprs = append(colExprs, dg.genColumn(mysql.TypeNewDecimal, 17))
colExprs = append(colExprs, dg.genColumn(mysql.TypeTinyBlob, 18))
colExprs = append(colExprs, dg.genColumn(mysql.TypeMediumBlob, 19))
colExprs = append(colExprs, dg.genColumn(mysql.TypeLongBlob, 20))
colExprs = append(colExprs, dg.genColumn(mysql.TypeBlob, 21))
colExprs = append(colExprs, dg.genColumn(mysql.TypeVarString, 22))
colExprs = append(colExprs, dg.genColumn(mysql.TypeString, 23))
pbExpr, pushed, remained = ExpressionsToPB(sc, colExprs, client)
c.Assert(len(pushed), Equals, len(colExprs))
c.Assert(len(remained), Equals, 0)
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":2,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAM=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAQ=\",\"sig\":0,\"field_type\":{\"tp\":4,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAU=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAY=\",\"sig\":0,\"field_type\":{\"tp\":6,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAc=\",\"sig\":0,\"field_type\":{\"tp\":7,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAg=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAk=\",\"sig\":0,\"field_type\":{\"tp\":9,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAo=\",\"sig\":0,\"field_type\":{\"tp\":10,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAs=\",\"sig\":0,\"field_type\":{\"tp\":11,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAw=\",\"sig\":0,\"field_type\":{\"tp\":12,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAA0=\",\"sig\":0,\"field_type\":{\"tp\":13,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAA8=\",\"sig\":0,\"field_type\":{\"tp\":15,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABA=\",\"sig\":0,\"field_type\":{\"tp\":245,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABE=\",\"sig\":0,\"field_type\":{\"tp\":246,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABI=\",\"sig\":0,\"field_type\":{\"tp\":249,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABM=\",\"sig\":0,\"field_type\":{\"tp\":250,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABQ=\",\"sig\":0,\"field_type\":{\"tp\":251,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABU=\",\"sig\":0,\"field_type\":{\"tp\":252,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABY=\",\"sig\":0,\"field_type\":{\"tp\":253,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAABc=\",\"sig\":0,\"field_type\":{\"tp\":254,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}")
pbExprs = ExpressionsToPBList(sc, colExprs, client)
jsons := []string{
"{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":2,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAM=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAQ=\",\"sig\":0,\"field_type\":{\"tp\":4,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAU=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAY=\",\"sig\":0,\"field_type\":{\"tp\":6,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAc=\",\"sig\":0,\"field_type\":{\"tp\":7,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAg=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAk=\",\"sig\":0,\"field_type\":{\"tp\":9,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAo=\",\"sig\":0,\"field_type\":{\"tp\":10,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAs=\",\"sig\":0,\"field_type\":{\"tp\":11,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAAw=\",\"sig\":0,\"field_type\":{\"tp\":12,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAA0=\",\"sig\":0,\"field_type\":{\"tp\":13,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAAA8=\",\"sig\":0,\"field_type\":{\"tp\":15,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABA=\",\"sig\":0,\"field_type\":{\"tp\":245,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABE=\",\"sig\":0,\"field_type\":{\"tp\":246,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABI=\",\"sig\":0,\"field_type\":{\"tp\":249,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABM=\",\"sig\":0,\"field_type\":{\"tp\":250,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABQ=\",\"sig\":0,\"field_type\":{\"tp\":251,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABU=\",\"sig\":0,\"field_type\":{\"tp\":252,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABY=\",\"sig\":0,\"field_type\":{\"tp\":253,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":201,\"val\":\"gAAAAAAAABc=\",\"sig\":0,\"field_type\":{\"tp\":254,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
}
for i, pbExpr := range pbExprs {
c.Assert(pbExprs, NotNil)
js, err = json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[i], Commentf("%v\n", i))
}
for _, expr := range colExprs {
expr.(*Column).ID = 0
expr.(*Column).Index = 0
}
pbExpr, pushed, remained = ExpressionsToPB(sc, colExprs, client)
c.Assert(pbExpr, NotNil)
js, err = json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":2,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":4,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":6,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":7,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":9,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":10,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":11,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":12,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":13,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":15,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":245,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":246,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":249,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":250,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":251,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":252,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":253,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":254,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}")
c.Assert(len(pushed), Equals, len(colExprs))
c.Assert(len(remained), Equals, 0)
}
func (s *testEvaluatorSuite) TestCompareFunc2Pb(c *C) {
var compareExprs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{ast.LT, ast.LE, ast.GT, ast.GE, ast.EQ, ast.NE, ast.NullEQ}
for _, funcName := range funcNames {
fc, err := NewFunction(mock.NewContext(), funcName, types.NewFieldType(mysql.TypeUnspecified), dg.genColumn(mysql.TypeLonglong, 1), dg.genColumn(mysql.TypeLonglong, 2))
c.Assert(err, IsNil)
compareExprs = append(compareExprs, fc)
}
pbExpr, pushed, remained := ExpressionsToPB(sc, compareExprs, client)
c.Assert(pbExpr, NotNil)
c.Assert(len(pushed), Equals, len(compareExprs))
c.Assert(len(remained), Equals, 0)
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":100,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":110,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":120,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":130,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":140,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":150,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}},{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":160,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}")
pbExprs := ExpressionsToPBList(sc, compareExprs, client)
c.Assert(len(pbExprs), Equals, len(compareExprs))
jsons := []string{
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":100,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":110,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":120,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":130,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":140,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":150,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":8,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":160,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
}
for i, pbExpr := range pbExprs {
c.Assert(pbExprs, NotNil)
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[i])
}
}
func (s *testEvaluatorSuite) TestLikeFunc2Pb(c *C) {
var likeFuncs []Expression
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
retTp := types.NewFieldType(mysql.TypeString)
retTp.Charset = charset.CharsetUTF8
retTp.Collate = charset.CollationUTF8
args := []Expression{
&Constant{RetType: retTp, Value: types.NewDatum("string")},
&Constant{RetType: retTp, Value: types.NewDatum("pattern")},
&Constant{RetType: retTp, Value: types.NewDatum(`%abc%`)},
&Constant{RetType: retTp, Value: types.NewDatum("\\")},
}
ctx := mock.NewContext()
retTp = types.NewFieldType(mysql.TypeUnspecified)
fc, err := NewFunction(ctx, ast.Like, retTp, args[0], args[1], args[3])
c.Assert(err, IsNil)
likeFuncs = append(likeFuncs, fc)
fc, err = NewFunction(ctx, ast.Like, retTp, args[0], args[2], args[3])
c.Assert(err, IsNil)
likeFuncs = append(likeFuncs, fc)
pbExprs := ExpressionsToPBList(sc, likeFuncs, client)
for _, pbExpr := range pbExprs {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "null")
}
}
func (s *testEvaluatorSuite) TestArithmeticalFunc2Pb(c *C) {
var arithmeticalFuncs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{ast.Plus, ast.Minus, ast.Mul, ast.Div, ast.Mod, ast.IntDiv}
for _, funcName := range funcNames {
fc, err := NewFunction(
mock.NewContext(),
funcName,
types.NewFieldType(mysql.TypeUnspecified),
dg.genColumn(mysql.TypeDouble, 1),
dg.genColumn(mysql.TypeDouble, 2))
c.Assert(err, IsNil)
arithmeticalFuncs = append(arithmeticalFuncs, fc)
}
jsons := make(map[string]string)
jsons[ast.Plus] = "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":200,\"field_type\":{\"tp\":5,\"flag\":128,\"flen\":-1,\"decimal\":-1,\"collate\":63,\"charset\":\"binary\"}}"
jsons[ast.Minus] = "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":204,\"field_type\":{\"tp\":5,\"flag\":128,\"flen\":-1,\"decimal\":-1,\"collate\":63,\"charset\":\"binary\"}}"
jsons[ast.Mul] = "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":208,\"field_type\":{\"tp\":5,\"flag\":128,\"flen\":-1,\"decimal\":-1,\"collate\":63,\"charset\":\"binary\"}}"
jsons[ast.Div] = "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":211,\"field_type\":{\"tp\":5,\"flag\":128,\"flen\":23,\"decimal\":31,\"collate\":63,\"charset\":\"binary\"}}"
pbExprs := ExpressionsToPBList(sc, arithmeticalFuncs, client)
for i, pbExpr := range pbExprs {
switch funcNames[i] {
case ast.Mod, ast.IntDiv:
c.Assert(pbExpr, IsNil, Commentf("%v\n", funcNames[i]))
default:
c.Assert(pbExpr, NotNil)
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[funcNames[i]], Commentf("%v\n", funcNames[i]))
}
}
}
func (s *testEvaluatorSuite) TestDateFunc2Pb(c *C) {
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
fc, err := NewFunction(
mock.NewContext(),
ast.DateFormat,
types.NewFieldType(mysql.TypeUnspecified),
dg.genColumn(mysql.TypeDatetime, 1),
dg.genColumn(mysql.TypeString, 2))
c.Assert(err, IsNil)
funcs := []Expression{fc}
pbExprs := ExpressionsToPBList(sc, funcs, client)
c.Assert(pbExprs[0], NotNil)
js, err := json.Marshal(pbExprs[0])
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":12,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":254,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":6001,\"field_type\":{\"tp\":253,\"flag\":0,\"flen\":0,\"decimal\":-1,\"collate\":46,\"charset\":\"utf8mb4\"}}")
}
func (s *testEvaluatorSuite) TestLogicalFunc2Pb(c *C) {
var logicalFuncs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{ast.LogicAnd, ast.LogicOr, ast.LogicXor, ast.UnaryNot}
for i, funcName := range funcNames {
args := []Expression{dg.genColumn(mysql.TypeTiny, 1)}
if i+1 < len(funcNames) {
args = append(args, dg.genColumn(mysql.TypeTiny, 2))
}
fc, err := NewFunction(
mock.NewContext(),
funcName,
types.NewFieldType(mysql.TypeUnspecified),
args...,
)
c.Assert(err, IsNil)
logicalFuncs = append(logicalFuncs, fc)
}
pbExprs := ExpressionsToPBList(sc, logicalFuncs, client)
jsons := []string{
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3101,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3102,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"null",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":1,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3104,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
}
for i, pbExpr := range pbExprs {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[i])
}
}
func (s *testEvaluatorSuite) TestBitwiseFunc2Pb(c *C) {
var bitwiseFuncs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{ast.And, ast.Or, ast.Xor, ast.LeftShift, ast.RightShift, ast.BitNeg}
for i, funcName := range funcNames {
args := []Expression{dg.genColumn(mysql.TypeLong, 1)}
if i+1 < len(funcNames) {
args = append(args, dg.genColumn(mysql.TypeLong, 2))
}
fc, err := NewFunction(
mock.NewContext(),
funcName,
types.NewFieldType(mysql.TypeUnspecified),
args...,
)
c.Assert(err, IsNil)
bitwiseFuncs = append(bitwiseFuncs, fc)
}
pbExprs := ExpressionsToPBList(sc, bitwiseFuncs, client)
for _, pbExpr := range pbExprs {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "null")
}
}
func (s *testEvaluatorSuite) TestPushDownSwitcher(c *C) {
var funcs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
cases := []struct {
name string
sig tipb.ScalarFuncSig
enable bool
}{
{ast.And, tipb.ScalarFuncSig_BitAndSig, true},
{ast.Or, tipb.ScalarFuncSig_BitOrSig, false},
{ast.UnaryNot, tipb.ScalarFuncSig_UnaryNotInt, true},
}
var enabled []string
for i, funcName := range cases {
args := []Expression{dg.genColumn(mysql.TypeLong, 1)}
if i+1 < len(cases) {
args = append(args, dg.genColumn(mysql.TypeLong, 2))
}
fc, err := NewFunction(
mock.NewContext(),
funcName.name,
types.NewFieldType(mysql.TypeUnspecified),
args...,
)
c.Assert(err, IsNil)
funcs = append(funcs, fc)
if funcName.enable {
enabled = append(enabled, funcName.name)
}
}
c.Assert(failpoint.Enable("github.com/pingcap/tidb/expression/PushDownTestSwitcher", `return("all")`), IsNil)
defer func() { c.Assert(failpoint.Disable("github.com/pingcap/tidb/expression/PushDownTestSwitcher"), IsNil) }()
pbExprs := ExpressionsToPBList(sc, funcs, client)
c.Assert(len(pbExprs), Equals, len(cases))
for i, pbExpr := range pbExprs {
c.Assert(pbExpr.Sig, Equals, cases[i].sig, Commentf("function: %s, sig: %v", cases[i].name, cases[i].sig))
}
// All disabled
c.Assert(failpoint.Enable("github.com/pingcap/tidb/expression/PushDownTestSwitcher", `return("")`), IsNil)
pbExprs = ExpressionsToPBList(sc, funcs, client)
c.Assert(len(pbExprs), Equals, len(cases))
for i, pbExpr := range pbExprs {
c.Assert(pbExpr, IsNil, Commentf("function: %s, sig: %v", cases[i].name, cases[i].sig))
}
// Partial enabled
fpexpr := fmt.Sprintf(`return("%s")`, strings.Join(enabled, ","))
c.Assert(failpoint.Enable("github.com/pingcap/tidb/expression/PushDownTestSwitcher", fpexpr), IsNil)
pbExprs = ExpressionsToPBList(sc, funcs, client)
c.Assert(len(pbExprs), Equals, len(cases))
for i, pbExpr := range pbExprs {
if !cases[i].enable {
c.Assert(pbExpr, IsNil, Commentf("function: %s, sig: %v", cases[i].name, cases[i].sig))
continue
}
c.Assert(pbExpr.Sig, Equals, cases[i].sig, Commentf("function: %s, sig: %v", cases[i].name, cases[i].sig))
}
}
func (s *testEvaluatorSuite) TestControlFunc2Pb(c *C) {
var controlFuncs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{
ast.Case,
ast.If,
ast.Ifnull,
}
for i, funcName := range funcNames {
args := []Expression{dg.genColumn(mysql.TypeLong, 1)}
args = append(args, dg.genColumn(mysql.TypeLong, 2))
if i < 2 {
args = append(args, dg.genColumn(mysql.TypeLong, 3))
}
fc, err := NewFunction(
mock.NewContext(),
funcName,
types.NewFieldType(mysql.TypeUnspecified),
args...,
)
c.Assert(err, IsNil)
controlFuncs = append(controlFuncs, fc)
}
pbExprs := ExpressionsToPBList(sc, controlFuncs, client)
jsons := []string{
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAM=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":4208,\"field_type\":{\"tp\":3,\"flag\":128,\"flen\":0,\"decimal\":0,\"collate\":46,\"charset\":\"\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAM=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":4107,\"field_type\":{\"tp\":3,\"flag\":128,\"flen\":-1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},{\"tp\":201,\"val\":\"gAAAAAAAAAI=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":4101,\"field_type\":{\"tp\":3,\"flag\":128,\"flen\":-1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
"null",
}
for i, pbExpr := range pbExprs {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[i])
}
}
func (s *testEvaluatorSuite) TestOtherFunc2Pb(c *C) {
var otherFuncs = make([]Expression, 0)
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
funcNames := []string{ast.Coalesce, ast.IsNull}
for _, funcName := range funcNames {
fc, err := NewFunction(
mock.NewContext(),
funcName,
types.NewFieldType(mysql.TypeUnspecified),
dg.genColumn(mysql.TypeLong, 1),
)
c.Assert(err, IsNil)
otherFuncs = append(otherFuncs, fc)
}
pbExprs := ExpressionsToPBList(sc, otherFuncs, client)
jsons := map[string]string{
ast.Coalesce: "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":4201,\"field_type\":{\"tp\":3,\"flag\":128,\"flen\":0,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}",
ast.IsNull: "{\"tp\":10000,\"children\":[{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":3,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}}],\"sig\":3116,\"field_type\":{\"tp\":8,\"flag\":128,\"flen\":1,\"decimal\":0,\"collate\":63,\"charset\":\"binary\"}}",
}
for i, pbExpr := range pbExprs {
js, err := json.Marshal(pbExpr)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, jsons[funcNames[i]])
}
}
func (s *testEvaluatorSuite) TestGroupByItem2Pb(c *C) {
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
item := dg.genColumn(mysql.TypeDouble, 0)
pbByItem := GroupByItemToPB(sc, client, item)
js, err := json.Marshal(pbByItem)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"expr\":{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},\"desc\":false}")
item = dg.genColumn(mysql.TypeDouble, 1)
pbByItem = GroupByItemToPB(sc, client, item)
js, err = json.Marshal(pbByItem)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"expr\":{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},\"desc\":false}")
}
func (s *testEvaluatorSuite) TestSortByItem2Pb(c *C) {
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
item := dg.genColumn(mysql.TypeDouble, 0)
pbByItem := SortByItemToPB(sc, client, item, false)
js, err := json.Marshal(pbByItem)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"expr\":{\"tp\":201,\"val\":\"gAAAAAAAAAA=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},\"desc\":false}")
item = dg.genColumn(mysql.TypeDouble, 1)
pbByItem = SortByItemToPB(sc, client, item, false)
js, err = json.Marshal(pbByItem)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"expr\":{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},\"desc\":false}")
item = dg.genColumn(mysql.TypeDouble, 1)
pbByItem = SortByItemToPB(sc, client, item, true)
js, err = json.Marshal(pbByItem)
c.Assert(err, IsNil)
c.Assert(string(js), Equals, "{\"expr\":{\"tp\":201,\"val\":\"gAAAAAAAAAE=\",\"sig\":0,\"field_type\":{\"tp\":5,\"flag\":0,\"flen\":-1,\"decimal\":-1,\"collate\":46,\"charset\":\"\"}},\"desc\":true}")
}
func (s *testEvaluatorSuite) TestImplicitArgs(c *C) {
sc := new(stmtctx.StatementContext)
client := new(mock.Client)
dg := new(dataGen4Expr2PbTest)
c.Assert(failpoint.Enable("github.com/pingcap/tidb/expression/PushDownTestSwitcher", `return("all")`), IsNil)
defer func() { c.Assert(failpoint.Disable("github.com/pingcap/tidb/expression/PushDownTestSwitcher"), IsNil) }()
pc := PbConverter{client: client, sc: sc}
// InUnion flag is false in `BuildCastFunction` when `ScalarFuncSig_CastStringAsInt`
cast := BuildCastFunction(mock.NewContext(), dg.genColumn(mysql.TypeString, 1), types.NewFieldType(mysql.TypeLonglong))
c.Assert(cast.(*ScalarFunction).Function.implicitArgs(), DeepEquals, []types.Datum{types.NewIntDatum(0)})
expr := pc.ExprToPB(cast)
c.Assert(expr.Sig, Equals, tipb.ScalarFuncSig_CastStringAsInt)
c.Assert(len(expr.Val), Greater, 0)
datums, err := codec.Decode(expr.Val, 1)
c.Assert(err, IsNil)
c.Assert(datums, DeepEquals, []types.Datum{types.NewIntDatum(0)})
// InUnion flag is nil in `BuildCastFunction4Union` when `ScalarFuncSig_CastIntAsString`
castInUnion := BuildCastFunction4Union(mock.NewContext(), dg.genColumn(mysql.TypeLonglong, 1), types.NewFieldType(mysql.TypeString))
c.Assert(castInUnion.(*ScalarFunction).Function.implicitArgs(), IsNil)
expr = pc.ExprToPB(castInUnion)
c.Assert(expr.Sig, Equals, tipb.ScalarFuncSig_CastIntAsString)
c.Assert(len(expr.Val), Equals, 0)
// InUnion flag is true in `BuildCastFunction4Union` when `ScalarFuncSig_CastStringAsInt`
castInUnion = BuildCastFunction4Union(mock.NewContext(), dg.genColumn(mysql.TypeString, 1), types.NewFieldType(mysql.TypeLonglong))
c.Assert(castInUnion.(*ScalarFunction).Function.implicitArgs(), DeepEquals, []types.Datum{types.NewIntDatum(1)})
expr = pc.ExprToPB(castInUnion)
c.Assert(expr.Sig, Equals, tipb.ScalarFuncSig_CastStringAsInt)
c.Assert(len(expr.Val), Greater, 0)
datums, err = codec.Decode(expr.Val, 1)
c.Assert(err, IsNil)
c.Assert(datums, DeepEquals, []types.Datum{types.NewIntDatum(1)})
}
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