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Merge b8373f09d7 into 9242b921d8

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Lunny Xiao 2018-04-08 15:41:05 +00:00 committed by GitHub
parent 9242b921d8 b8373f09d7
commit af0055f8c7
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GPG Key ID: 4AEE18F83AFDEB23
17 changed files with 948 additions and 348 deletions
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12
convert.go
View File

@ -25,11 +25,10 @@ func strconvErr(err error) error {
func cloneBytes(b []byte) []byte {
if b == nil {
return nil
} else {
c := make([]byte, len(b))
copy(c, b)
return c
}
c := make([]byte, len(b))
copy(c, b)
return c
}
func asString(src interface{}) string {
@ -274,11 +273,12 @@ func asKind(vv reflect.Value, tp reflect.Type) (interface{}, error) {
return vv.String(), nil
case reflect.Slice:
if tp.Elem().Kind() == reflect.Uint8 {
v, err := strconv.ParseInt(string(vv.Interface().([]byte)), 10, 64)
return string(vv.Interface().([]byte)), nil
/*v, err := strconv.ParseInt(string(vv.Interface().([]byte)), 10, 64)
if err != nil {
return nil, err
}
return v, nil
return v, nil*/
}
}

2
dialect_postgres.go
View File

@ -820,7 +820,7 @@ func (db *postgres) SqlType(c *core.Column) string {
case core.NVarchar:
res = core.Varchar
case core.Uuid:
res = core.Uuid
return core.Uuid
case core.Blob, core.TinyBlob, core.MediumBlob, core.LongBlob:
return core.Bytea
case core.Double:

111
engine.go
View File

@ -9,7 +9,6 @@ import (
"bytes"
"database/sql"
"encoding/gob"
"errors"
"fmt"
"io"
"os"
@ -21,6 +20,7 @@ import (
"github.com/go-xorm/builder"
"github.com/go-xorm/core"
"github.com/pkg/errors"
)
// Engine is the major struct of xorm, it means a database manager.
@ -799,13 +799,18 @@ func (engine *Engine) UnMapType(t reflect.Type) {
}
func (engine *Engine) autoMapType(v reflect.Value) (*core.Table, error) {
t := v.Type()
engine.mutex.Lock()
defer engine.mutex.Unlock()
return engine.autoMapTypeNoLock(v)
}
func (engine *Engine) autoMapTypeNoLock(v reflect.Value) (*core.Table, error) {
t := v.Type()
table, ok := engine.Tables[t]
if !ok {
var err error
table, err = engine.mapType(v)
var parsingTables = make(map[reflect.Type]*core.Table)
table, err = engine.mapType(parsingTables, v)
if err != nil {
return nil, err
}
@ -879,9 +884,17 @@ var (
tpTableName = reflect.TypeOf((*TableName)(nil)).Elem()
)
func (engine *Engine) mapType(v reflect.Value) (*core.Table, error) {
func (engine *Engine) mapType(parsingTables map[reflect.Type]*core.Table, v reflect.Value) (*core.Table, error) {
if v.Kind() != reflect.Struct {
return nil, errors.New("need a struct to map")
}
t := v.Type()
if table, ok := parsingTables[t]; ok {
return table, nil
}
table := engine.newTable()
parsingTables[t] = table
if tb, ok := v.Interface().(TableName); ok {
table.Name = tb.TableName()
} else {
@ -908,24 +921,38 @@ func (engine *Engine) mapType(v reflect.Value) (*core.Table, error) {
fieldValue := v.Field(i)
fieldType := fieldValue.Type()
if ormTagStr != "" {
col = &core.Column{FieldName: t.Field(i).Name, Nullable: true, IsPrimaryKey: false,
IsAutoIncrement: false, MapType: core.TWOSIDES, Indexes: make(map[string]int)}
tags := splitTag(ormTagStr)
var ctx = tagContext{
engine: engine,
parsingTables: parsingTables,
table: table,
hasCacheTag: false,
hasNoCacheTag: false,
fieldValue: fieldValue,
indexNames: make(map[string]int),
isIndex: false,
isUnique: false,
}
if ormTagStr != "" {
col = &core.Column{
FieldName: t.Field(i).Name,
FieldType: t.Field(i).Type,
Nullable: true,
IsPrimaryKey: false,
IsAutoIncrement: false,
MapType: core.TWOSIDES,
Indexes: make(map[string]int),
}
ctx.col = col
tags := splitTag(ormTagStr)
if len(tags) > 0 {
if tags[0] == "-" {
continue
}
var ctx = tagContext{
table: table,
col: col,
fieldValue: fieldValue,
indexNames: make(map[string]int),
engine: engine,
}
if strings.ToUpper(tags[0]) == "EXTENDS" {
if err := ExtendsTagHandler(&ctx); err != nil {
return nil, err
@ -1021,20 +1048,57 @@ func (engine *Engine) mapType(v reflect.Value) (*core.Table, error) {
} else {
sqlType = core.Type2SQLType(fieldType)
}
col = core.NewColumn(engine.ColumnMapper.Obj2Table(t.Field(i).Name),
t.Field(i).Name, sqlType, sqlType.DefaultLength,
sqlType.DefaultLength2, true)
col = core.NewColumn(
engine.ColumnMapper.Obj2Table(t.Field(i).Name),
t.Field(i).Name,
sqlType,
sqlType.DefaultLength,
sqlType.DefaultLength2,
true,
)
if fieldType.Kind() == reflect.Int64 && (strings.ToUpper(col.FieldName) == "ID" || strings.HasSuffix(strings.ToUpper(col.FieldName), ".ID")) {
idFieldColName = col.Name
}
col.FieldType = t.Field(i).Type
ctx.col = col
}
if col.IsAutoIncrement {
col.Nullable = false
}
table.AddColumn(col)
var tp = fieldType
if isPtrStruct(fieldType) {
tp = fieldType.Elem()
}
if isStruct(tp) && col.AssociateTable == nil {
var isBelongsTo = !(tp.ConvertibleTo(core.TimeType) || col.SQLType.IsJson())
if _, ok := fieldValue.Addr().Interface().(sql.Scanner); ok {
isBelongsTo = false
}
if _, ok := fieldValue.Interface().(sql.Scanner); ok {
isBelongsTo = false
}
if _, ok := fieldValue.Addr().Interface().(core.Conversion); ok {
isBelongsTo = false
}
if _, ok := fieldValue.Interface().(core.Conversion); ok {
isBelongsTo = false
}
if isBelongsTo {
err := BelongsToTagHandler(&ctx)
if err != nil {
return nil, err
}
col.AssociateType = core.AssociateNone
}
}
table.AddColumn(col)
} // end for
if idFieldColName != "" && len(table.PrimaryKeys) == 0 {
@ -1444,6 +1508,13 @@ func (engine *Engine) Exist(bean ...interface{}) (bool, error) {
return session.Exist(bean...)
}
// Load loads bean's belongs to tag field immedicatlly
func (engine *Engine) Load(bean interface{}, cols ...string) error {
session := engine.NewSession()
defer session.Close()
return session.Load(bean, cols...)
}
// Find retrieve records from table, condiBeans's non-empty fields
// are conditions. beans could be []Struct, []*Struct, map[int64]Struct
// map[int64]*Struct

37
helpers.go
View File

@ -16,6 +16,14 @@ import (
"github.com/go-xorm/core"
)
func isStruct(t reflect.Type) bool {
return t.Kind() == reflect.Struct || isPtrStruct(t)
}
func isPtrStruct(t reflect.Type) bool {
return t.Kind() == reflect.Ptr && t.Elem().Kind() == reflect.Struct
}
// str2PK convert string value to primary key value according to tp
func str2PKValue(s string, tp reflect.Type) (reflect.Value, error) {
var err error
@ -96,26 +104,6 @@ func str2PK(s string, tp reflect.Type) (interface{}, error) {
return v.Interface(), nil
}
func splitTag(tag string) (tags []string) {
tag = strings.TrimSpace(tag)
var hasQuote = false
var lastIdx = 0
for i, t := range tag {
if t == '\'' {
hasQuote = !hasQuote
} else if t == ' ' {
if lastIdx < i && !hasQuote {
tags = append(tags, strings.TrimSpace(tag[lastIdx:i]))
lastIdx = i + 1
}
}
}
if lastIdx < len(tag) {
tags = append(tags, strings.TrimSpace(tag[lastIdx:]))
}
return
}
type zeroable interface {
IsZero() bool
}
@ -471,3 +459,12 @@ func getFlagForColumn(m map[string]bool, col *core.Column) (val bool, has bool)
return false, false
}
func isStringInSlice(s string, slice []string) bool {
for _, e := range slice {
if s == e {
return true
}
}
return false
}

21
helpers_test.go
View File

@ -3,24 +3,3 @@
// license that can be found in the LICENSE file.
package xorm
import "testing"
func TestSplitTag(t *testing.T) {
var cases = []struct {
tag string
tags []string
}{
{"not null default '2000-01-01 00:00:00' TIMESTAMP", []string{"not", "null", "default", "'2000-01-01 00:00:00'", "TIMESTAMP"}},
{"TEXT", []string{"TEXT"}},
{"default('2000-01-01 00:00:00')", []string{"default('2000-01-01 00:00:00')"}},
{"json binary", []string{"json", "binary"}},
}
for _, kase := range cases {
tags := splitTag(kase.tag)
if !sliceEq(tags, kase.tags) {
t.Fatalf("[%d]%v is not equal [%d]%v", len(tags), tags, len(kase.tags), kase.tags)
}
}
}

2
interface.go
View File

@ -18,6 +18,7 @@ type Interface interface {
Alias(alias string) *Session
Asc(colNames ...string) *Session
BufferSize(size int) *Session
Cascade(...bool) *Session
Cols(columns ...string) *Session
Count(...interface{}) (int64, error)
CreateIndexes(bean interface{}) error
@ -27,6 +28,7 @@ type Interface interface {
Delete(interface{}) (int64, error)
Distinct(columns ...string) *Session
DropIndexes(bean interface{}) error
Load(interface{}, ...string) error
Exec(string, ...interface{}) (sql.Result, error)
Exist(bean ...interface{}) (bool, error)
Find(interface{}, ...interface{}) error

392
session.go
View File

@ -17,6 +17,13 @@ import (
"github.com/go-xorm/core"
)
type loadClosure struct {
Func func(core.PK, *reflect.Value) error
pk core.PK
fieldValue *reflect.Value
loaded bool
}
// Session keep a pointer to sql.DB and provides all execution of all
// kind of database operations.
type Session struct {
@ -51,6 +58,9 @@ type Session struct {
lastSQL string
lastSQLArgs []interface{}
cascadeMode cascadeMode
cascadeLevel int // load level
err error
}
@ -82,6 +92,9 @@ func (session *Session) Init() {
session.lastSQL = ""
session.lastSQLArgs = []interface{}{}
session.cascadeMode = cascadeCompitable
session.cascadeLevel = 2
}
// Close release the connection from pool
@ -149,7 +162,7 @@ func (session *Session) Alias(alias string) *Session {
// NoCascade indicate that no cascade load child object
func (session *Session) NoCascade() *Session {
session.statement.UseCascade = false
session.cascadeMode = cascadeLazy
return session
}
@ -204,9 +217,16 @@ func (session *Session) Charset(charset string) *Session {
// Cascade indicates if loading sub Struct
func (session *Session) Cascade(trueOrFalse ...bool) *Session {
var mode = cascadeEager
if len(trueOrFalse) >= 1 {
session.statement.UseCascade = trueOrFalse[0]
if trueOrFalse[0] {
mode = cascadeEager
} else {
mode = cascadeLazy
}
}
session.cascadeMode = mode
return session
}
@ -440,8 +460,8 @@ func (session *Session) slice2Bean(scanResults []interface{}, fields []string, b
continue
}
rawValueType := reflect.TypeOf(rawValue.Interface())
vv := reflect.ValueOf(rawValue.Interface())
rawValueType := vv.Type()
col := table.GetColumnIdx(key, idx)
if col.IsPrimaryKey {
pk = append(pk, rawValue.Interface())
@ -629,175 +649,205 @@ func (session *Session) slice2Bean(scanResults []interface{}, fields []string, b
session.engine.logger.Error("sql.Sanner error:", err.Error())
hasAssigned = false
}
} else if col.SQLType.IsJson() {
if rawValueType.Kind() == reflect.String {
hasAssigned = true
x := reflect.New(fieldType)
if len([]byte(vv.String())) > 0 {
err := json.Unmarshal([]byte(vv.String()), x.Interface())
if err != nil {
return nil, err
}
fieldValue.Set(x.Elem())
}
} else if rawValueType.Kind() == reflect.Slice {
hasAssigned = true
x := reflect.New(fieldType)
if len(vv.Bytes()) > 0 {
err := json.Unmarshal(vv.Bytes(), x.Interface())
if err != nil {
return nil, err
}
fieldValue.Set(x.Elem())
}
} else if session.cascadeLevel > 0 && ((col.AssociateType == core.AssociateNone &&
session.cascadeMode == cascadeCompitable) ||
(col.AssociateType == core.AssociateBelongsTo &&
session.cascadeMode == cascadeEager)) {
var pk = make(core.PK, len(col.AssociateTable.PrimaryKeys))
var err error
rawValueType := col.AssociateTable.PKColumns()[0].FieldType
if rawValueType.Kind() == reflect.Ptr {
pk[0] = reflect.New(rawValueType.Elem()).Interface()
} else {
pk[0] = reflect.New(rawValueType).Interface()
}
} else if session.statement.UseCascade {
table, err := session.engine.autoMapType(*fieldValue)
err = convertAssign(pk[0], vv.Interface())
if err != nil {
return nil, err
}
pk[0] = reflect.ValueOf(pk[0]).Elem().Interface()
session.afterProcessors = append(session.afterProcessors, executedProcessor{
fun: func(session *Session, bean interface{}) error {
fieldValue := bean.(*reflect.Value)
return session.getByPK(pk, fieldValue)
},
session: session,
bean: fieldValue,
})
session.cascadeLevel--
hasAssigned = true
if len(table.PrimaryKeys) != 1 {
return nil, errors.New("unsupported non or composited primary key cascade")
}
var pk = make(core.PK, len(table.PrimaryKeys))
pk[0], err = asKind(vv, rawValueType)
} else if col.AssociateType == core.AssociateBelongsTo {
hasAssigned = true
err := convertAssign(fieldValue.FieldByName(table.PKColumns()[0].FieldName).Addr().Interface(),
vv.Interface())
if err != nil {
return nil, err
}
if !isPKZero(pk) {
// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
// property to be fetched lazily
structInter := reflect.New(fieldValue.Type())
has, err := session.ID(pk).NoCascade().get(structInter.Interface())
if err != nil {
return nil, err
}
if has {
fieldValue.Set(structInter.Elem())
} else {
return nil, errors.New("cascade obj is not exist")
}
}
}
case reflect.Ptr:
// !nashtsai! TODO merge duplicated codes above
switch fieldType {
// following types case matching ptr's native type, therefore assign ptr directly
case core.PtrStringType:
if rawValueType.Kind() == reflect.String {
x := vv.String()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrBoolType:
if rawValueType.Kind() == reflect.Bool {
x := vv.Bool()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrTimeType:
if rawValueType == core.PtrTimeType {
hasAssigned = true
var x = rawValue.Interface().(time.Time)
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrFloat64Type:
if rawValueType.Kind() == reflect.Float64 {
x := vv.Float()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint64Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint64(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt64Type:
if rawValueType.Kind() == reflect.Int64 {
x := vv.Int()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrFloat32Type:
if rawValueType.Kind() == reflect.Float64 {
var x = float32(vv.Float())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrIntType:
if rawValueType.Kind() == reflect.Int64 {
var x = int(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt32Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int32(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt8Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int8(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt16Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int16(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUintType:
if rawValueType.Kind() == reflect.Int64 {
var x = uint(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint32Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint32(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.Uint8Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint8(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.Uint16Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint16(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.Complex64Type:
var x complex64
if len([]byte(vv.String())) > 0 {
err := json.Unmarshal([]byte(vv.String()), &x)
if fieldType != core.PtrTimeType && fieldType.Elem().Kind() == reflect.Struct {
if session.cascadeLevel > 0 && ((col.AssociateType == core.AssociateNone &&
session.cascadeMode == cascadeCompitable) ||
(col.AssociateType == core.AssociateBelongsTo &&
session.cascadeMode == cascadeEager)) {
var pk = make(core.PK, len(col.AssociateTable.PrimaryKeys))
var err error
rawValueType := col.AssociateTable.ColumnType(col.AssociateTable.PKColumns()[0].FieldName)
if rawValueType.Kind() == reflect.Ptr {
pk[0] = reflect.New(rawValueType.Elem()).Interface()
} else {
pk[0] = reflect.New(rawValueType).Interface()
}
err = convertAssign(pk[0], vv.Interface())
if err != nil {
return nil, err
}
fieldValue.Set(reflect.ValueOf(&x))
}
hasAssigned = true
case core.Complex128Type:
var x complex128
if len([]byte(vv.String())) > 0 {
err := json.Unmarshal([]byte(vv.String()), &x)
pk[0] = reflect.ValueOf(pk[0]).Elem().Interface()
session.afterProcessors = append(session.afterProcessors, executedProcessor{
fun: func(session *Session, bean interface{}) error {
fieldValue := bean.(*reflect.Value)
return session.getByPK(pk, fieldValue)
},
session: session,
bean: fieldValue,
})
session.cascadeLevel--
hasAssigned = true
} else if col.AssociateType == core.AssociateBelongsTo {
hasAssigned = true
if fieldValue.IsNil() {
// FIXME: find id column
structInter := reflect.New(fieldValue.Type().Elem())
fieldValue.Set(structInter)
}
err := convertAssign(fieldValue.Elem().FieldByName(table.PKColumns()[0].FieldName).Addr().Interface(),
vv.Interface())
if err != nil {
return nil, err
}
fieldValue.Set(reflect.ValueOf(&x))
}
hasAssigned = true
} // switch fieldType
} else {
// !nashtsai! TODO merge duplicated codes above
switch fieldType {
// following types case matching ptr's native type, therefore assign ptr directly
case core.PtrStringType:
if rawValueType.Kind() == reflect.String {
x := vv.String()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrBoolType:
if rawValueType.Kind() == reflect.Bool {
x := vv.Bool()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrTimeType:
if rawValueType == core.PtrTimeType {
hasAssigned = true
var x = rawValue.Interface().(time.Time)
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrFloat64Type:
if rawValueType.Kind() == reflect.Float64 {
x := vv.Float()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint64Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint64(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt64Type:
if rawValueType.Kind() == reflect.Int64 {
x := vv.Int()
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrFloat32Type:
if rawValueType.Kind() == reflect.Float64 {
var x = float32(vv.Float())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrIntType:
if rawValueType.Kind() == reflect.Int64 {
var x = int(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt32Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int32(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt8Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int8(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrInt16Type:
if rawValueType.Kind() == reflect.Int64 {
var x = int16(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUintType:
if rawValueType.Kind() == reflect.Int64 {
var x = uint(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint32Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint32(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint8Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint8(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrUint16Type:
if rawValueType.Kind() == reflect.Int64 {
var x = uint16(vv.Int())
hasAssigned = true
fieldValue.Set(reflect.ValueOf(&x))
}
case core.PtrComplex64Type:
var x complex64
if len([]byte(vv.String())) > 0 {
err := json.Unmarshal([]byte(vv.String()), &x)
if err != nil {
session.engine.logger.Error(err)
} else {
fieldValue.Set(reflect.ValueOf(&x))
}
}
hasAssigned = true
case core.PtrComplex128Type:
var x complex128
if len([]byte(vv.String())) > 0 {
err := json.Unmarshal([]byte(vv.String()), &x)
if err != nil {
session.engine.logger.Error(err)
} else {
fieldValue.Set(reflect.ValueOf(&x))
}
}
hasAssigned = true
} // switch fieldType
}
} // switch fieldType.Kind()
// !nashtsai! for value can't be assigned directly fallback to convert to []byte then back to value
@ -816,6 +866,40 @@ func (session *Session) slice2Bean(scanResults []interface{}, fields []string, b
return pk, nil
}
func (session *Session) getByPK(pk core.PK, fieldValue *reflect.Value) error {
if !isPKZero(pk) {
var structInter reflect.Value
if fieldValue.Kind() == reflect.Ptr {
if fieldValue.IsNil() {
structInter = reflect.New(fieldValue.Type().Elem())
} else {
structInter = *fieldValue
}
} else {
structInter = fieldValue.Addr()
}
has, err := session.ID(pk).NoAutoCondition().get(structInter.Interface())
if err != nil {
return err
}
if has {
if fieldValue.Kind() == reflect.Ptr && fieldValue.IsNil() {
fieldValue.Set(structInter)
fmt.Println("getByPK value ptr:", fieldValue.Interface())
} else if fieldValue.Kind() == reflect.Struct {
fieldValue.Set(structInter.Elem())
fmt.Println("getByPK value:", fieldValue.Interface())
} else {
return errors.New("set value failed")
}
} else {
return errors.New("cascade obj is not exist")
}
}
return nil
}
// saveLastSQL stores executed query information
func (session *Session) saveLastSQL(sql string, args ...interface{}) {
session.lastSQL = sql

145
session_associate.go Normal file
View File

@ -0,0 +1,145 @@
// Copyright 2017 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package xorm
import (
"errors"
"reflect"
"github.com/go-xorm/core"
)
// Load loads associated fields from database
func (session *Session) Load(beanOrSlices interface{}, cols ...string) error {
v := reflect.ValueOf(beanOrSlices)
if v.Kind() == reflect.Ptr {
v = v.Elem()
}
if v.Kind() == reflect.Slice {
return session.loadFind(beanOrSlices, cols...)
} else if v.Kind() == reflect.Struct {
return session.loadGet(beanOrSlices, cols...)
}
return errors.New("unsupported load type, must struct or slice")
}
// loadFind load 's belongs to tag field immedicatlly
func (session *Session) loadFind(slices interface{}, cols ...string) error {
v := reflect.ValueOf(slices)
if v.Kind() == reflect.Ptr {
v = v.Elem()
}
if v.Kind() != reflect.Slice {
return errors.New("only slice is supported")
}
if v.Len() <= 0 {
return nil
}
vv := v.Index(0)
if vv.Kind() == reflect.Ptr {
vv = vv.Elem()
}
tb, err := session.engine.autoMapType(vv)
if err != nil {
return err
}
var pks = make(map[*core.Column][]interface{})
for i := 0; i < v.Len(); i++ {
ev := v.Index(i)
for _, col := range tb.Columns() {
if len(cols) > 0 && !isStringInSlice(col.Name, cols) {
continue
}
if col.AssociateTable != nil {
if col.AssociateType == core.AssociateBelongsTo {
colV, err := col.ValueOfV(&ev)
if err != nil {
return err
}
pk, err := session.engine.idOfV(*colV)
if err != nil {
return err
}
/*var colPtr reflect.Value
if colV.Kind() == reflect.Ptr {
colPtr = *colV
} else {
colPtr = colV.Addr()
}*/
if !isZero(pk[0]) {
pks[col] = append(pks[col], pk[0])
}
}
}
}
}
for col, pk := range pks {
slice := reflect.MakeSlice(col.FieldType, 0, len(pk))
err = session.In(col.Name, pk...).find(slice.Addr().Interface())
if err != nil {
return err
}
}
return nil
}
// loadGet load bean's belongs to tag field immedicatlly
func (session *Session) loadGet(bean interface{}, cols ...string) error {
if session.isAutoClose {
defer session.Close()
}
v := rValue(bean)
tb, err := session.engine.autoMapType(v)
if err != nil {
return err
}
for _, col := range tb.Columns() {
if len(cols) > 0 && !isStringInSlice(col.Name, cols) {
continue
}
if col.AssociateTable != nil {
if col.AssociateType == core.AssociateBelongsTo {
colV, err := col.ValueOfV(&v)
if err != nil {
return err
}
pk, err := session.engine.idOfV(*colV)
if err != nil {
return err
}
var colPtr reflect.Value
if colV.Kind() == reflect.Ptr {
colPtr = *colV
} else {
colPtr = colV.Addr()
}
if !isZero(pk[0]) && session.cascadeLevel > 0 {
has, err := session.ID(pk).NoAutoCondition().get(colPtr.Interface())
if err != nil {
return err
}
if !has {
return errors.New("load bean does not exist")
}
session.cascadeLevel--
}
}
}
}
return nil
}

232
session_associate_test.go Normal file
View File

@ -0,0 +1,232 @@
// Copyright 2017 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package xorm
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestBelongsTo_Get(t *testing.T) {
assert.NoError(t, prepareEngine())
type Face1 struct {
Id int64
Name string
}
type Nose1 struct {
Id int64
Face Face1 `xorm:"belongs_to"`
}
err := testEngine.Sync2(new(Nose1), new(Face1))
assert.NoError(t, err)
var face = Face1{
Name: "face1",
}
_, err = testEngine.Insert(&face)
assert.NoError(t, err)
var cfgFace Face1
has, err := testEngine.Get(&cfgFace)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, face, cfgFace)
var nose = Nose1{Face: face}
_, err = testEngine.Insert(&nose)
assert.NoError(t, err)
var cfgNose Nose1
has, err = testEngine.Get(&cfgNose)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, nose.Id, cfgNose.Id)
assert.Equal(t, nose.Face.Id, cfgNose.Face.Id)
assert.Equal(t, "", cfgNose.Face.Name)
err = testEngine.Load(&cfgNose)
assert.NoError(t, err)
assert.Equal(t, nose.Id, cfgNose.Id)
assert.Equal(t, nose.Face.Id, cfgNose.Face.Id)
assert.Equal(t, "face1", cfgNose.Face.Name)
var cfgNose2 Nose1
has, err = testEngine.Cascade().Get(&cfgNose2)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, nose.Id, cfgNose2.Id)
assert.Equal(t, nose.Face.Id, cfgNose2.Face.Id)
assert.Equal(t, "face1", cfgNose2.Face.Name)
}
func TestBelongsTo_GetPtr(t *testing.T) {
assert.NoError(t, prepareEngine())
type Face2 struct {
Id int64
Name string
}
type Nose2 struct {
Id int64
Face *Face2 `xorm:"belongs_to"`
}
err := testEngine.Sync2(new(Nose2), new(Face2))
assert.NoError(t, err)
var face = Face2{
Name: "face1",
}
_, err = testEngine.Insert(&face)
assert.NoError(t, err)
var cfgFace Face2
has, err := testEngine.Get(&cfgFace)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, face, cfgFace)
var nose = Nose2{Face: &face}
_, err = testEngine.Insert(&nose)
assert.NoError(t, err)
var cfgNose Nose2
has, err = testEngine.Get(&cfgNose)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, nose.Id, cfgNose.Id)
assert.Equal(t, nose.Face.Id, cfgNose.Face.Id)
err = testEngine.Load(&cfgNose)
assert.NoError(t, err)
assert.Equal(t, nose.Id, cfgNose.Id)
assert.Equal(t, nose.Face.Id, cfgNose.Face.Id)
assert.Equal(t, "face1", cfgNose.Face.Name)
var cfgNose2 Nose2
has, err = testEngine.Cascade().Get(&cfgNose2)
assert.NoError(t, err)
assert.Equal(t, true, has)
assert.Equal(t, nose.Id, cfgNose2.Id)
assert.Equal(t, nose.Face.Id, cfgNose2.Face.Id)
assert.Equal(t, "face1", cfgNose2.Face.Name)
}
func TestBelongsTo_Find(t *testing.T) {
assert.NoError(t, prepareEngine())
type Face3 struct {
Id int64
Name string
}
type Nose3 struct {
Id int64
Face Face3 `xorm:"belongs_to"`
}
err := testEngine.Sync2(new(Nose3), new(Face3))
assert.NoError(t, err)
var face1 = Face3{
Name: "face1",
}
var face2 = Face3{
Name: "face2",
}
_, err = testEngine.Insert(&face1, &face2)
assert.NoError(t, err)
var noses = []Nose3{
{Face: face1},
{Face: face2},
}
_, err = testEngine.Insert(&noses)
assert.NoError(t, err)
var noses1 []Nose3
err = testEngine.Find(&noses1)
assert.NoError(t, err)
assert.Equal(t, 2, len(noses1))
assert.Equal(t, face1.Id, noses1[0].Face.Id)
assert.Equal(t, face2.Id, noses1[1].Face.Id)
assert.Equal(t, "", noses1[0].Face.Name)
assert.Equal(t, "", noses1[1].Face.Name)
var noses2 []Nose3
err = testEngine.Cascade().Find(&noses2)
assert.NoError(t, err)
assert.Equal(t, 2, len(noses2))
assert.Equal(t, face1.Id, noses2[0].Face.Id)
assert.Equal(t, face2.Id, noses2[1].Face.Id)
assert.Equal(t, "face1", noses2[0].Face.Name)
assert.Equal(t, "face2", noses2[1].Face.Name)
err = testEngine.Load(noses1, "face")
assert.NoError(t, err)
assert.Equal(t, "face1", noses1[0].Face.Name)
assert.Equal(t, "face2", noses1[1].Face.Name)
}
func TestBelongsTo_FindPtr(t *testing.T) {
assert.NoError(t, prepareEngine())
type Face4 struct {
Id int64
Name string
}
type Nose4 struct {
Id int64
Face *Face4 `xorm:"belongs_to"`
}
err := testEngine.Sync2(new(Nose4), new(Face4))
assert.NoError(t, err)
var face1 = Face4{
Name: "face1",
}
var face2 = Face4{
Name: "face2",
}
_, err = testEngine.Insert(&face1, &face2)
assert.NoError(t, err)
var noses = []Nose4{
{Face: &face1},
{Face: &face2},
}
_, err = testEngine.Insert(&noses)
assert.NoError(t, err)
var noses1 []Nose4
err = testEngine.Find(&noses1)
assert.NoError(t, err)
assert.Equal(t, 2, len(noses1))
assert.Equal(t, face1.Id, noses1[0].Face.Id)
assert.Equal(t, face2.Id, noses1[1].Face.Id)
assert.Equal(t, "", noses1[0].Face.Name)
assert.Equal(t, "", noses1[1].Face.Name)
var noses2 []Nose4
err = testEngine.Cascade().Find(&noses2)
assert.NoError(t, err)
assert.Equal(t, 2, len(noses2))
assert.NotNil(t, noses2[0].Face)
assert.NotNil(t, noses2[1].Face)
assert.Equal(t, face1.Id, noses2[0].Face.Id)
assert.Equal(t, face2.Id, noses2[1].Face.Id)
assert.Equal(t, "face1", noses2[0].Face.Name)
assert.Equal(t, "face2", noses2[1].Face.Name)
err = testEngine.Load(noses2, "face")
assert.NoError(t, err)
}

80
session_convert.go
View File

@ -8,7 +8,6 @@ import (
"database/sql"
"database/sql/driver"
"encoding/json"
"errors"
"fmt"
"reflect"
"strconv"
@ -203,39 +202,22 @@ func (session *Session) bytes2Value(col *core.Column, fieldValue *reflect.Value,
}
v = x
fieldValue.Set(reflect.ValueOf(v).Convert(fieldType))
} else if session.statement.UseCascade {
table, err := session.engine.autoMapType(*fieldValue)
if err != nil {
return err
}
// TODO: current only support 1 primary key
if len(table.PrimaryKeys) > 1 {
return errors.New("unsupported composited primary key cascade")
}
var pk = make(core.PK, len(table.PrimaryKeys))
rawValueType := table.ColumnType(table.PKColumns()[0].FieldName)
} else if session.cascadeLevel > 0 && ((col.AssociateType == core.AssociateNone &&
session.cascadeMode == cascadeCompitable) ||
(col.AssociateType == core.AssociateBelongsTo &&
session.cascadeMode == cascadeEager)) {
var pk = make(core.PK, len(col.AssociateTable.PrimaryKeys))
// only 1 PK checked on tag parsing
rawValueType := col.AssociateTable.ColumnType(col.AssociateTable.PKColumns()[0].FieldName)
var err error
pk[0], err = str2PK(string(data), rawValueType)
if err != nil {
return err
}
if !isPKZero(pk) {
// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
// property to be fetched lazily
structInter := reflect.New(fieldValue.Type())
has, err := session.ID(pk).NoCascade().get(structInter.Interface())
if err != nil {
return err
}
if has {
v = structInter.Elem().Interface()
fieldValue.Set(reflect.ValueOf(v))
} else {
return errors.New("cascade obj is not exist")
}
session.cascadeLevel--
if err = session.getByPK(pk, fieldValue); err != nil {
return err
}
}
}
@ -485,41 +467,23 @@ func (session *Session) bytes2Value(col *core.Column, fieldValue *reflect.Value,
v = x
fieldValue.Set(reflect.ValueOf(&x))
default:
if session.statement.UseCascade {
structInter := reflect.New(fieldType.Elem())
table, err := session.engine.autoMapType(structInter.Elem())
if err != nil {
return err
}
if len(table.PrimaryKeys) > 1 {
return errors.New("unsupported composited primary key cascade")
}
var pk = make(core.PK, len(table.PrimaryKeys))
rawValueType := table.ColumnType(table.PKColumns()[0].FieldName)
if session.cascadeLevel > 0 && ((col.AssociateType == core.AssociateNone &&
session.cascadeMode == cascadeCompitable) ||
(col.AssociateType == core.AssociateBelongsTo &&
session.cascadeMode == cascadeEager)) {
var pk = make(core.PK, len(col.AssociateTable.PrimaryKeys))
var err error
// only 1 PK checked on tag parsing
rawValueType := col.AssociateTable.ColumnType(col.AssociateTable.PKColumns()[0].FieldName)
pk[0], err = str2PK(string(data), rawValueType)
if err != nil {
return err
}
if !isPKZero(pk) {
// !nashtsai! TODO for hasOne relationship, it's preferred to use join query for eager fetch
// however, also need to consider adding a 'lazy' attribute to xorm tag which allow hasOne
// property to be fetched lazily
has, err := session.ID(pk).NoCascade().get(structInter.Interface())
if err != nil {
return err
}
if has {
v = structInter.Interface()
fieldValue.Set(reflect.ValueOf(v))
} else {
return errors.New("cascade obj is not exist")
}
session.cascadeLevel--
if err = session.getByPK(pk, fieldValue); err != nil {
return err
}
} else {
return fmt.Errorf("unsupported struct type in Scan: %s", fieldValue.Type().String())
}
}
default:

7
session_find.go
View File

@ -205,9 +205,8 @@ func (session *Session) noCacheFind(table *core.Table, containerValue reflect.Va
var newElemFunc func(fields []string) reflect.Value
elemType := containerValue.Type().Elem()
var isPointer bool
if elemType.Kind() == reflect.Ptr {
isPointer = true
var isPointer = elemType.Kind() == reflect.Ptr
if isPointer {
elemType = elemType.Elem()
}
if elemType.Kind() == reflect.Ptr {
@ -237,7 +236,9 @@ func (session *Session) noCacheFind(table *core.Table, containerValue reflect.Va
if isPointer {
containerValue.Set(reflect.Append(containerValue, newValue.Elem().Addr()))
} else {
fmt.Println("---", newValue.Elem())
containerValue.Set(reflect.Append(containerValue, newValue.Elem()))
fmt.Println("===", containerValue.Interface())
}
return nil
}

2
session_schema.go
View File

@ -265,7 +265,7 @@ func (session *Session) Sync2(beans ...interface{}) error {
for _, bean := range beans {
v := rValue(bean)
table, err := engine.mapType(v)
table, err := engine.autoMapType(v)
if err != nil {
return err
}

11
statement.go
View File

@ -33,6 +33,15 @@ type exprParam struct {
expr string
}
type cascadeMode int
const (
cascadeCompitable cascadeMode = iota // load field beans with another SQL with no
cascadeEager // load field beans with another SQL
cascadeJoin // load field beans with join
cascadeLazy // don't load anything
)
// Statement save all the sql info for executing SQL
type Statement struct {
RefTable *core.Table
@ -54,7 +63,6 @@ type Statement struct {
tableName string
RawSQL string
RawParams []interface{}
UseCascade bool
UseAutoJoin bool
StoreEngine string
Charset string
@ -82,7 +90,6 @@ func (statement *Statement) Init() {
statement.Start = 0
statement.LimitN = 0
statement.OrderStr = ""
statement.UseCascade = true
statement.JoinStr = ""
statement.joinArgs = make([]interface{}, 0)
statement.GroupByStr = ""

132
tag.go
View File

@ -5,6 +5,7 @@
package xorm
import (
"errors"
"fmt"
"reflect"
"strconv"
@ -15,46 +16,71 @@ import (
)
type tagContext struct {
engine *Engine
parsingTables map[reflect.Type]*core.Table
table *core.Table
hasCacheTag bool
hasNoCacheTag bool
col *core.Column
fieldValue reflect.Value
isIndex bool
isUnique bool
indexNames map[string]int
tagName string
params []string
preTag, nextTag string
table *core.Table
col *core.Column
fieldValue reflect.Value
isIndex bool
isUnique bool
indexNames map[string]int
engine *Engine
hasCacheTag bool
hasNoCacheTag bool
ignoreNext bool
}
func splitTag(tag string) (tags []string) {
tag = strings.TrimSpace(tag)
var hasQuote = false
var lastIdx = 0
for i, t := range tag {
if t == '\'' {
hasQuote = !hasQuote
} else if t == ' ' {
if lastIdx < i && !hasQuote {
tags = append(tags, strings.TrimSpace(tag[lastIdx:i]))
lastIdx = i + 1
}
}
}
if lastIdx < len(tag) {
tags = append(tags, strings.TrimSpace(tag[lastIdx:]))
}
return
}
// tagHandler describes tag handler for XORM
type tagHandler func(ctx *tagContext) error
var (
// defaultTagHandlers enumerates all the default tag handler
defaultTagHandlers = map[string]tagHandler{
"<-": OnlyFromDBTagHandler,
"->": OnlyToDBTagHandler,
"PK": PKTagHandler,
"NULL": NULLTagHandler,
"NOT": IgnoreTagHandler,
"AUTOINCR": AutoIncrTagHandler,
"DEFAULT": DefaultTagHandler,
"CREATED": CreatedTagHandler,
"UPDATED": UpdatedTagHandler,
"DELETED": DeletedTagHandler,
"VERSION": VersionTagHandler,
"UTC": UTCTagHandler,
"LOCAL": LocalTagHandler,
"NOTNULL": NotNullTagHandler,
"INDEX": IndexTagHandler,
"UNIQUE": UniqueTagHandler,
"CACHE": CacheTagHandler,
"NOCACHE": NoCacheTagHandler,
"COMMENT": CommentTagHandler,
"<-": OnlyFromDBTagHandler,
"->": OnlyToDBTagHandler,
"PK": PKTagHandler,
"NULL": NULLTagHandler,
"NOT": IgnoreTagHandler,
"AUTOINCR": AutoIncrTagHandler,
"DEFAULT": DefaultTagHandler,
"CREATED": CreatedTagHandler,
"UPDATED": UpdatedTagHandler,
"DELETED": DeletedTagHandler,
"VERSION": VersionTagHandler,
"UTC": UTCTagHandler,
"LOCAL": LocalTagHandler,
"NOTNULL": NotNullTagHandler,
"INDEX": IndexTagHandler,
"UNIQUE": UniqueTagHandler,
"CACHE": CacheTagHandler,
"NOCACHE": NoCacheTagHandler,
"COMMENT": CommentTagHandler,
"BELONGS_TO": BelongsToTagHandler,
}
)
@ -256,15 +282,16 @@ func ExtendsTagHandler(ctx *tagContext) error {
}
fallthrough
case reflect.Struct:
parentTable, err := ctx.engine.mapType(fieldValue)
parentTable, err := ctx.engine.mapType(ctx.parsingTables, fieldValue)
if err != nil {
return err
}
for _, col := range parentTable.Columns() {
for _, oriCol := range parentTable.Columns() {
col := *oriCol
col.FieldName = fmt.Sprintf("%v.%v", ctx.col.FieldName, col.FieldName)
ctx.table.AddColumn(col)
ctx.table.AddColumn(&col)
for indexName, indexType := range col.Indexes {
addIndex(indexName, ctx.table, col, indexType)
addIndex(indexName, ctx.table, &col, indexType)
}
}
default:
@ -288,3 +315,44 @@ func NoCacheTagHandler(ctx *tagContext) error {
}
return nil
}
// BelongsToTagHandler describes belongs_to tag handler
func BelongsToTagHandler(ctx *tagContext) error {
if !isStruct(ctx.fieldValue.Type()) {
return errors.New("Tag belongs_to cannot be applied on non-struct field")
}
ctx.col.AssociateType = core.AssociateBelongsTo
var t reflect.Value
if ctx.fieldValue.Kind() == reflect.Struct {
t = ctx.fieldValue
} else {
if ctx.fieldValue.Type().Kind() == reflect.Ptr && ctx.fieldValue.Type().Elem().Kind() == reflect.Struct {
if ctx.fieldValue.IsNil() {
t = reflect.New(ctx.fieldValue.Type().Elem()).Elem()
} else {
t = ctx.fieldValue
}
} else {
return errors.New("Only struct or ptr to struct field could add belongs_to flag")
}
}
belongsT, err := ctx.engine.mapType(ctx.parsingTables, t)
if err != nil {
return err
}
pks := belongsT.PKColumns()
if len(pks) != 1 {
panic("unsupported non or composited primary key cascade")
return errors.New("blongs_to only should be as a tag of table has one primary key")
}
ctx.col.AssociateTable = belongsT
ctx.col.SQLType = pks[0].SQLType
if len(ctx.col.Name) == 0 {
ctx.col.Name = ctx.engine.ColumnMapper.Obj2Table(ctx.col.FieldName) + "_id"
}
return nil
}

86
tag_extends_test.go
View File

@ -169,22 +169,12 @@ func TestExtends(t *testing.T) {
tu6 := &tempUser3{&tempUser{0, "extends update"}, ""}
_, err = testEngine.ID(tu5.Temp.Id).Update(tu6)
if err != nil {
t.Error(err)
panic(err)
}
assert.NoError(t, err)
users := make([]tempUser3, 0)
err = testEngine.Find(&users)
if err != nil {
t.Error(err)
panic(err)
}
if len(users) != 1 {
err = errors.New("error get data not 1")
t.Error(err)
panic(err)
}
assert.NoError(t, err)
assert.EqualValues(t, 1, len(users))
assertSync(t, new(Userinfo), new(Userdetail))
@ -209,21 +199,9 @@ func TestExtends(t *testing.T) {
sql := fmt.Sprintf("select * from %s, %s where %s.%s = %s.%s",
qt(ui), qt(ud), qt(ui), qt(udid), qt(ud), qt(uiid))
b, err := testEngine.SQL(sql).NoCascade().Get(&info)
if err != nil {
t.Error(err)
panic(err)
}
if !b {
err = errors.New("should has lest one record")
t.Error(err)
panic(err)
}
fmt.Println(info)
if info.Userinfo.Uid == 0 || info.Userdetail.Id == 0 {
err = errors.New("all of the id should has value")
t.Error(err)
panic(err)
}
assert.NoError(t, err)
assert.True(t, b)
assert.False(t, info.Userinfo.Uid == 0 || info.Userdetail.Id == 0)
fmt.Println("----join--info2")
var info2 UserAndDetail
@ -536,3 +514,55 @@ func TestExtends4(t *testing.T) {
panic(err)
}
}
func TestExtendsTag(t *testing.T) {
assert.NoError(t, prepareEngine())
table := testEngine.TableInfo(new(Userdetail))
assert.NotNil(t, table)
assert.EqualValues(t, 3, len(table.ColumnsSeq()))
assert.EqualValues(t, "id", table.ColumnsSeq()[0])
assert.EqualValues(t, "intro", table.ColumnsSeq()[1])
assert.EqualValues(t, "profile", table.ColumnsSeq()[2])
table = testEngine.TableInfo(new(Userinfo))
assert.NotNil(t, table)
assert.EqualValues(t, 8, len(table.ColumnsSeq()))
assert.EqualValues(t, "id", table.ColumnsSeq()[0])
assert.EqualValues(t, "username", table.ColumnsSeq()[1])
assert.EqualValues(t, "departname", table.ColumnsSeq()[2])
assert.EqualValues(t, "created", table.ColumnsSeq()[3])
assert.EqualValues(t, "detail_id", table.ColumnsSeq()[4])
assert.EqualValues(t, "height", table.ColumnsSeq()[5])
assert.EqualValues(t, "avatar", table.ColumnsSeq()[6])
assert.EqualValues(t, "is_man", table.ColumnsSeq()[7])
table = testEngine.TableInfo(new(UserAndDetail))
assert.NotNil(t, table)
assert.EqualValues(t, 11, len(table.ColumnsSeq()))
assert.EqualValues(t, "id", table.ColumnsSeq()[0])
assert.EqualValues(t, "username", table.ColumnsSeq()[1])
assert.EqualValues(t, "departname", table.ColumnsSeq()[2])
assert.EqualValues(t, "created", table.ColumnsSeq()[3])
assert.EqualValues(t, "detail_id", table.ColumnsSeq()[4])
assert.EqualValues(t, "height", table.ColumnsSeq()[5])
assert.EqualValues(t, "avatar", table.ColumnsSeq()[6])
assert.EqualValues(t, "is_man", table.ColumnsSeq()[7])
assert.EqualValues(t, "id", table.ColumnsSeq()[8])
assert.EqualValues(t, "intro", table.ColumnsSeq()[9])
assert.EqualValues(t, "profile", table.ColumnsSeq()[10])
cols := table.Columns()
assert.EqualValues(t, 11, len(cols))
assert.EqualValues(t, "Userinfo.Uid", cols[0].FieldName)
assert.EqualValues(t, "Userinfo.Username", cols[1].FieldName)
assert.EqualValues(t, "Userinfo.Departname", cols[2].FieldName)
assert.EqualValues(t, "Userinfo.Created", cols[3].FieldName)
assert.EqualValues(t, "Userinfo.Detail", cols[4].FieldName)
assert.EqualValues(t, "Userinfo.Height", cols[5].FieldName)
assert.EqualValues(t, "Userinfo.Avatar", cols[6].FieldName)
assert.EqualValues(t, "Userinfo.IsMan", cols[7].FieldName)
assert.EqualValues(t, "Userdetail.Id", cols[8].FieldName)
assert.EqualValues(t, "Userdetail.Intro", cols[9].FieldName)
assert.EqualValues(t, "Userdetail.Profile", cols[10].FieldName)
}

19
tag_test.go
View File

@ -393,3 +393,22 @@ func TestTagTime(t *testing.T) {
assert.EqualValues(t, s.Created.UTC().Format("2006-01-02 15:04:05"),
strings.Replace(strings.Replace(tm, "T", " ", -1), "Z", "", -1))
}
func TestSplitTag(t *testing.T) {
var cases = []struct {
tag string
tags []string
}{
{"not null default '2000-01-01 00:00:00' TIMESTAMP", []string{"not", "null", "default", "'2000-01-01 00:00:00'", "TIMESTAMP"}},
{"TEXT", []string{"TEXT"}},
{"default('2000-01-01 00:00:00')", []string{"default('2000-01-01 00:00:00')"}},
{"json binary", []string{"json", "binary"}},
}
for _, kase := range cases {
tags := splitTag(kase.tag)
if !sliceEq(tags, kase.tags) {
t.Fatalf("[%d]%v is not equal [%d]%v", len(tags), tags, len(kase.tags), kase.tags)
}
}
}

5
xorm_test.go
View File

@ -12,6 +12,7 @@ import (
"github.com/go-xorm/core"
_ "github.com/lib/pq"
_ "github.com/mattn/go-sqlite3"
"github.com/stretchr/testify/assert"
_ "github.com/ziutek/mymysql/godrv"
)
@ -32,10 +33,8 @@ var (
func createEngine(dbType, connStr string) error {
if testEngine == nil {
var err error
if !*cluster {
testEngine, err = NewEngine(dbType, connStr)
} else {
testEngine, err = NewEngineGroup(dbType, strings.Split(connStr, *splitter))
}
@ -123,6 +122,8 @@ func TestMain(m *testing.M) {
}
func TestPing(t *testing.T) {
assert.NoError(t, prepareEngine())
if err := testEngine.Ping(); err != nil {
t.Fatal(err)
}