mirror of https://github.com/go-gorm/gorm.git
Refactor association
This commit is contained in:
Jinzhu
parent
8de2bb4eab
commit
c299cb8db6
197
association.go
197
association.go
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@ -41,7 +41,7 @@ func (association *Association) Find(out interface{}, conds ...interface{}) erro
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if association.Error == nil {
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var (
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queryConds = association.Relationship.ToQueryConditions(association.DB.Statement.ReflectValue)
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tx = association.DB.Model(out).Table("")
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tx = association.DB.Model(out)
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)
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if association.Relationship.JoinTable != nil {
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@ -80,10 +80,12 @@ func (association *Association) Append(values ...interface{}) error {
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func (association *Association) Replace(values ...interface{}) error {
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if association.Error == nil {
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// save associations
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association.saveAssociation(true, values...)
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// set old associations's foreign key to null
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reflectValue := association.DB.Statement.ReflectValue
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rel := association.Relationship
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switch rel.Type {
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case schema.BelongsTo:
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if len(values) == 0 {
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@ -97,21 +99,17 @@ func (association *Association) Replace(values ...interface{}) error {
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}
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case schema.HasOne, schema.HasMany:
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var (
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tx = association.DB
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primaryFields []*schema.Field
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foreignKeys []string
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updateMap = map[string]interface{}{}
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relPrimaryKeys = []string{}
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relValues = schema.GetRelationsValues(reflectValue, []*schema.Relationship{rel})
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modelValue = reflect.New(rel.FieldSchema.ModelType).Interface()
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primaryFields []*schema.Field
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foreignKeys []string
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updateMap = map[string]interface{}{}
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relValues = schema.GetRelationsValues(reflectValue, []*schema.Relationship{rel})
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modelValue = reflect.New(rel.FieldSchema.ModelType).Interface()
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tx = association.DB.Model(modelValue)
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)
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for _, field := range rel.FieldSchema.PrimaryFields {
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relPrimaryKeys = append(relPrimaryKeys, field.DBName)
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}
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if _, qvs := schema.GetIdentityFieldValuesMap(relValues, rel.FieldSchema.PrimaryFields); len(qvs) > 0 {
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if column, values := schema.ToQueryValues(relPrimaryKeys, qvs); len(values) > 0 {
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tx = tx.Not(clause.IN{Column: column, Values: values})
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if _, rvs := schema.GetIdentityFieldValuesMap(relValues, rel.FieldSchema.PrimaryFields); len(rvs) > 0 {
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if column, values := schema.ToQueryValues(rel.FieldSchema.PrimaryFieldDBNames, rvs); len(values) > 0 {
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tx.Not(clause.IN{Column: column, Values: values})
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}
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}
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@ -120,16 +118,22 @@ func (association *Association) Replace(values ...interface{}) error {
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primaryFields = append(primaryFields, ref.PrimaryKey)
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foreignKeys = append(foreignKeys, ref.ForeignKey.DBName)
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updateMap[ref.ForeignKey.DBName] = nil
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} else if ref.PrimaryValue != "" {
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tx.Where(clause.Eq{Column: ref.ForeignKey.DBName, Value: ref.PrimaryValue})
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}
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}
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if _, qvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields); len(qvs) > 0 {
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column, values := schema.ToQueryValues(foreignKeys, qvs)
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tx.Model(modelValue).Where(clause.IN{Column: column, Values: values}).UpdateColumns(updateMap)
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if _, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields); len(pvs) > 0 {
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column, values := schema.ToQueryValues(foreignKeys, pvs)
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tx.Where(clause.IN{Column: column, Values: values}).UpdateColumns(updateMap)
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}
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case schema.Many2Many:
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var primaryFields, relPrimaryFields []*schema.Field
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var joinPrimaryKeys, joinRelPrimaryKeys []string
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var conds []clause.Expression
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var (
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primaryFields, relPrimaryFields []*schema.Field
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joinPrimaryKeys, joinRelPrimaryKeys []string
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modelValue = reflect.New(rel.JoinTable.ModelType).Interface()
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tx = association.DB.Model(modelValue)
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)
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for _, ref := range rel.References {
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if ref.PrimaryValue == "" {
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@ -141,27 +145,23 @@ func (association *Association) Replace(values ...interface{}) error {
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joinRelPrimaryKeys = append(joinRelPrimaryKeys, ref.ForeignKey.DBName)
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}
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} else {
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conds = append(conds, clause.Eq{Column: ref.ForeignKey.DBName, Value: ref.PrimaryValue})
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tx.Clauses(clause.Eq{Column: ref.ForeignKey.DBName, Value: ref.PrimaryValue})
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}
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}
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var (
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modelValue = reflect.New(rel.JoinTable.ModelType).Interface()
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_, queryValues = schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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_, relQueryValues = schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
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)
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if column, values := schema.ToQueryValues(joinPrimaryKeys, queryValues); len(values) > 0 {
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conds = append(conds, clause.IN{Column: column, Values: values})
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_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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if column, values := schema.ToQueryValues(joinPrimaryKeys, pvs); len(values) > 0 {
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tx.Where(clause.IN{Column: column, Values: values})
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} else {
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return ErrorPrimaryKeyRequired
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}
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if relColumn, relValues := schema.ToQueryValues(joinRelPrimaryKeys, relQueryValues); len(relValues) > 0 {
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conds = append(conds, clause.Not(clause.IN{Column: relColumn, Values: relValues}))
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_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
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if relColumn, relValues := schema.ToQueryValues(joinRelPrimaryKeys, rvs); len(relValues) > 0 {
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tx.Where(clause.Not(clause.IN{Column: relColumn, Values: relValues}))
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}
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association.DB.Where(clause.Where{Exprs: conds}).Model(nil).Delete(modelValue)
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tx.Delete(modelValue)
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}
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}
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return association.Error
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@ -172,7 +172,6 @@ func (association *Association) Delete(values ...interface{}) error {
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var (
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reflectValue = association.DB.Statement.ReflectValue
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rel = association.Relationship
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tx = association.DB
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primaryFields, foreignFields []*schema.Field
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foreignKeys []string
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updateAttrs = map[string]interface{}{}
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@ -191,35 +190,36 @@ func (association *Association) Delete(values ...interface{}) error {
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}
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switch rel.Type {
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case schema.HasOne, schema.HasMany:
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var (
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modelValue = reflect.New(rel.FieldSchema.ModelType).Interface()
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_, queryValues = schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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_, relQueryValues = schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
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)
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column, values := schema.ToQueryValues(foreignKeys, queryValues)
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conds = append(conds, clause.IN{Column: column, Values: values})
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relColumn, relValues := schema.ToQueryValues(rel.FieldSchema.PrimaryFieldDBNames, relQueryValues)
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conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
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tx.Session(&Session{}).Model(modelValue).Clauses(conds...).UpdateColumns(updateAttrs)
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case schema.BelongsTo:
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var (
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modelValue = reflect.New(rel.Schema.ModelType).Interface()
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_, queryValues = schema.GetIdentityFieldValuesMap(reflectValue, rel.Schema.PrimaryFields)
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_, relQueryValues = schema.GetIdentityFieldValuesMapFromValues(values, primaryFields)
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)
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tx := association.DB.Model(reflect.New(rel.Schema.ModelType).Interface())
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column, values := schema.ToQueryValues(rel.Schema.PrimaryFieldDBNames, queryValues)
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conds = append(conds, clause.IN{Column: column, Values: values})
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relColumn, relValues := schema.ToQueryValues(foreignKeys, relQueryValues)
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_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, rel.Schema.PrimaryFields)
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pcolumn, pvalues := schema.ToQueryValues(rel.Schema.PrimaryFieldDBNames, pvs)
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conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
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_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, primaryFields)
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relColumn, relValues := schema.ToQueryValues(foreignKeys, rvs)
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conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
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tx.Session(&Session{}).Model(modelValue).Clauses(conds...).UpdateColumns(updateAttrs)
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association.Error = tx.Clauses(conds...).UpdateColumns(updateAttrs).Error
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case schema.HasOne, schema.HasMany:
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tx := association.DB.Model(reflect.New(rel.FieldSchema.ModelType).Interface())
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_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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pcolumn, pvalues := schema.ToQueryValues(foreignKeys, pvs)
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conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
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_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
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relColumn, relValues := schema.ToQueryValues(rel.FieldSchema.PrimaryFieldDBNames, rvs)
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conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
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association.Error = tx.Clauses(conds...).UpdateColumns(updateAttrs).Error
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case schema.Many2Many:
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var primaryFields, relPrimaryFields []*schema.Field
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var joinPrimaryKeys, joinRelPrimaryKeys []string
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var (
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primaryFields, relPrimaryFields []*schema.Field
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joinPrimaryKeys, joinRelPrimaryKeys []string
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modelValue = reflect.New(rel.JoinTable.ModelType).Interface()
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)
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for _, ref := range rel.References {
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if ref.PrimaryValue == "" {
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@ -235,41 +235,34 @@ func (association *Association) Delete(values ...interface{}) error {
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}
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}
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var (
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modelValue = reflect.New(rel.JoinTable.ModelType).Interface()
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_, queryValues = schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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_, relQueryValues = schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
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)
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_, pvs := schema.GetIdentityFieldValuesMap(reflectValue, primaryFields)
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pcolumn, pvalues := schema.ToQueryValues(joinPrimaryKeys, pvs)
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conds = append(conds, clause.IN{Column: pcolumn, Values: pvalues})
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if column, values := schema.ToQueryValues(joinPrimaryKeys, queryValues); len(values) > 0 {
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conds = append(conds, clause.IN{Column: column, Values: values})
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} else {
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return ErrorPrimaryKeyRequired
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}
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relColumn, relValues := schema.ToQueryValues(joinRelPrimaryKeys, relQueryValues)
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_, rvs := schema.GetIdentityFieldValuesMapFromValues(values, relPrimaryFields)
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relColumn, relValues := schema.ToQueryValues(joinRelPrimaryKeys, rvs)
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conds = append(conds, clause.IN{Column: relColumn, Values: relValues})
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tx.Where(clause.Where{Exprs: conds}).Model(nil).Delete(modelValue)
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association.Error = association.DB.Where(clause.Where{Exprs: conds}).Model(nil).Delete(modelValue).Error
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}
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relValuesMap, _ := schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
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if association.Error == nil {
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relValuesMap, _ := schema.GetIdentityFieldValuesMapFromValues(values, rel.FieldSchema.PrimaryFields)
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if tx.Error == nil {
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cleanUpDeletedRelations := func(data reflect.Value) {
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if _, zero := rel.Field.ValueOf(data); !zero {
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fieldValue := reflect.Indirect(rel.Field.ReflectValueOf(data))
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primaryValues := make([]interface{}, len(rel.FieldSchema.PrimaryFields))
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fieldValues := make([]interface{}, len(rel.FieldSchema.PrimaryFields))
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switch fieldValue.Kind() {
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case reflect.Slice, reflect.Array:
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validFieldValues := reflect.Zero(rel.Field.FieldType)
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validFieldValues := reflect.Zero(rel.Field.IndirectFieldType)
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for i := 0; i < fieldValue.Len(); i++ {
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for idx, field := range rel.FieldSchema.PrimaryFields {
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fieldValues[idx], _ = field.ValueOf(fieldValue.Index(i))
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primaryValues[idx], _ = field.ValueOf(fieldValue.Index(i))
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}
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if _, ok := relValuesMap[utils.ToStringKey(fieldValues...)]; !ok {
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if _, ok := relValuesMap[utils.ToStringKey(primaryValues...)]; !ok {
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validFieldValues = reflect.Append(validFieldValues, fieldValue.Index(i))
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}
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}
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@ -277,16 +270,19 @@ func (association *Association) Delete(values ...interface{}) error {
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rel.Field.Set(data, validFieldValues.Interface())
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case reflect.Struct:
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for idx, field := range rel.FieldSchema.PrimaryFields {
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fieldValues[idx], _ = field.ValueOf(fieldValue)
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primaryValues[idx], _ = field.ValueOf(fieldValue)
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}
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if _, ok := relValuesMap[utils.ToStringKey(fieldValues...)]; ok {
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if _, ok := relValuesMap[utils.ToStringKey(primaryValues...)]; ok {
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rel.Field.Set(data, reflect.Zero(rel.FieldSchema.ModelType).Interface())
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for _, ref := range rel.References {
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if ref.OwnPrimaryKey {
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ref.ForeignKey.Set(fieldValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
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} else if ref.PrimaryValue == "" {
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// FIXME
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ref.ForeignKey.Set(data, reflect.Zero(ref.ForeignKey.FieldType).Interface())
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if rel.JoinTable == nil {
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for _, ref := range rel.References {
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if ref.OwnPrimaryKey || ref.PrimaryValue != "" {
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ref.ForeignKey.Set(fieldValue, reflect.Zero(ref.ForeignKey.FieldType).Interface())
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} else {
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ref.ForeignKey.Set(data, reflect.Zero(ref.ForeignKey.FieldType).Interface())
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}
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}
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}
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}
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@ -302,10 +298,9 @@ func (association *Association) Delete(values ...interface{}) error {
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case reflect.Struct:
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cleanUpDeletedRelations(reflectValue)
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}
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} else {
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association.Error = tx.Error
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}
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}
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return association.Error
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}
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@ -349,7 +344,7 @@ type assignBack struct {
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func (association *Association) saveAssociation(clear bool, values ...interface{}) {
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var (
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reflectValue = association.DB.Statement.ReflectValue
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assignBacks []assignBack
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assignBacks []assignBack // assign association values back to arguments after save
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)
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appendToRelations := func(source, rv reflect.Value, clear bool) {
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@ -359,12 +354,14 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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case reflect.Slice, reflect.Array:
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if rv.Len() > 0 {
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association.Error = association.Relationship.Field.Set(source, rv.Index(0).Addr().Interface())
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if association.Relationship.Field.FieldType.Kind() == reflect.Struct {
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assignBacks = append(assignBacks, assignBack{Source: source, Dest: rv.Index(0)})
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}
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}
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case reflect.Struct:
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association.Error = association.Relationship.Field.Set(source, rv.Addr().Interface())
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if association.Relationship.Field.FieldType.Kind() == reflect.Struct {
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assignBacks = append(assignBacks, assignBack{Source: source, Dest: rv})
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}
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@ -385,12 +382,8 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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association.Error = fmt.Errorf("unsupported data type: %v for relation %v", ev.Type(), association.Relationship.Name)
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}
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if association.Relationship.Field.IndirectFieldType.Elem().Kind() == reflect.Struct {
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assignBacks = append(assignBacks, assignBack{
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Source: source,
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Index: fieldValue.Len(),
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Dest: ev,
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})
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if elemType.Kind() == reflect.Struct {
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assignBacks = append(assignBacks, assignBack{Source: source, Dest: ev, Index: fieldValue.Len()})
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}
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}
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@ -409,10 +402,10 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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}
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}
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selectedColumns := []string{association.Relationship.Name}
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selectedSaveColumns := []string{association.Relationship.Name}
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for _, ref := range association.Relationship.References {
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if !ref.OwnPrimaryKey {
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selectedColumns = append(selectedColumns, ref.ForeignKey.Name)
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selectedSaveColumns = append(selectedSaveColumns, ref.ForeignKey.Name)
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}
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}
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@ -422,6 +415,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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if clear && len(values) == 0 {
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for i := 0; i < reflectValue.Len(); i++ {
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association.Relationship.Field.Set(reflectValue.Index(i), reflect.New(association.Relationship.Field.IndirectFieldType).Interface())
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if association.Relationship.JoinTable == nil {
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for _, ref := range association.Relationship.References {
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if !ref.OwnPrimaryKey && ref.PrimaryValue == "" {
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@ -432,6 +426,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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}
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break
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}
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association.Error = errors.New("invalid association values, length doesn't match")
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return
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}
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@ -439,15 +434,13 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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for i := 0; i < reflectValue.Len(); i++ {
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appendToRelations(reflectValue.Index(i), reflect.Indirect(reflect.ValueOf(values[i])), clear)
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if len(values) > 0 {
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// TODO support save slice data, sql with case
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err := association.DB.Session(&Session{}).Select(selectedColumns).Model(nil).Save(reflectValue.Index(i).Addr().Interface()).Error
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association.DB.AddError(err)
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}
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// TODO support save slice data, sql with case?
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association.Error = association.DB.Session(&Session{}).Select(selectedSaveColumns).Model(nil).Save(reflectValue.Index(i).Addr().Interface()).Error
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}
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case reflect.Struct:
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if clear && len(values) == 0 {
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association.Relationship.Field.Set(reflectValue, reflect.New(association.Relationship.Field.IndirectFieldType).Interface())
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if association.Relationship.JoinTable == nil {
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for _, ref := range association.Relationship.References {
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if !ref.OwnPrimaryKey && ref.PrimaryValue == "" {
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@ -463,7 +456,7 @@ func (association *Association) saveAssociation(clear bool, values ...interface{
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}
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if len(values) > 0 {
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association.DB.Session(&Session{}).Select(selectedColumns).Model(nil).Save(reflectValue.Addr().Interface())
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association.Error = association.DB.Session(&Session{}).Select(selectedSaveColumns).Model(nil).Save(reflectValue.Addr().Interface()).Error
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}
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}
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@ -0,0 +1,216 @@
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package tests_test
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import (
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"testing"
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. "github.com/jinzhu/gorm/tests"
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)
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func TestBelongsToAssociation(t *testing.T) {
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var user = *GetUser("belongs-to", Config{Company: true, Manager: true})
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if err := DB.Create(&user).Error; err != nil {
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t.Fatalf("errors happened when create: %v", err)
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}
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CheckUser(t, user, user)
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// Find
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var user2 User
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||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Company").Find(&user2.Company)
|
||||
user2.Manager = &User{}
|
||||
DB.Model(&user2).Association("Manager").Find(user2.Manager)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Company", 1, "")
|
||||
AssertAssociationCount(t, user, "Manager", 1, "")
|
||||
|
||||
// Append
|
||||
var company = Company{Name: "company-belongs-to-append"}
|
||||
var manager = GetUser("manager-belongs-to-append", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Company").Append(&company); err != nil {
|
||||
t.Fatalf("Error happened when append Company, got %v", err)
|
||||
}
|
||||
|
||||
if company.ID == 0 {
|
||||
t.Fatalf("Company's ID should be created")
|
||||
}
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Append(manager); err != nil {
|
||||
t.Fatalf("Error happened when append Manager, got %v", err)
|
||||
}
|
||||
|
||||
if manager.ID == 0 {
|
||||
t.Fatalf("Manager's ID should be created")
|
||||
}
|
||||
|
||||
user.Company = company
|
||||
user.Manager = manager
|
||||
user.CompanyID = &company.ID
|
||||
user.ManagerID = &manager.ID
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Company", 1, "AfterAppend")
|
||||
AssertAssociationCount(t, user2, "Manager", 1, "AfterAppend")
|
||||
|
||||
// Replace
|
||||
var company2 = Company{Name: "company-belongs-to-replace"}
|
||||
var manager2 = GetUser("manager-belongs-to-replace", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Company").Replace(&company2); err != nil {
|
||||
t.Fatalf("Error happened when replace Company, got %v", err)
|
||||
}
|
||||
|
||||
if company2.ID == 0 {
|
||||
t.Fatalf("Company's ID should be created")
|
||||
}
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Replace(manager2); err != nil {
|
||||
t.Fatalf("Error happened when replace Manager, got %v", err)
|
||||
}
|
||||
|
||||
if manager2.ID == 0 {
|
||||
t.Fatalf("Manager's ID should be created")
|
||||
}
|
||||
|
||||
user.Company = company2
|
||||
user.Manager = manager2
|
||||
user.CompanyID = &company2.ID
|
||||
user.ManagerID = &manager2.ID
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Company", 1, "AfterReplace")
|
||||
AssertAssociationCount(t, user2, "Manager", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Company").Delete(&Company{}); err != nil {
|
||||
t.Fatalf("Error happened when delete Company, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Company", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Company").Delete(&company2); err != nil {
|
||||
t.Fatalf("Error happened when delete Company, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Company", 0, "after delete")
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Delete(&User{}); err != nil {
|
||||
t.Fatalf("Error happened when delete Manager, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Manager", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Delete(manager2); err != nil {
|
||||
t.Fatalf("Error happened when delete Manager, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Manager", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Company").Append(&company); err != nil {
|
||||
t.Fatalf("Error happened when append Company, got %v", err)
|
||||
}
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Append(manager); err != nil {
|
||||
t.Fatalf("Error happened when append Manager, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Company", 1, "after prepare data")
|
||||
AssertAssociationCount(t, user2, "Manager", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Company").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Company, got %v", err)
|
||||
}
|
||||
|
||||
if err := DB.Model(&user2).Association("Manager").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Manager, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Company", 0, "after clear")
|
||||
AssertAssociationCount(t, user2, "Manager", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestBelongsToAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-belongs-to-1", Config{Company: true, Manager: true}),
|
||||
*GetUser("slice-belongs-to-2", Config{Company: true, Manager: false}),
|
||||
*GetUser("slice-belongs-to-3", Config{Company: true, Manager: true}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
AssertAssociationCount(t, users, "Company", 3, "")
|
||||
AssertAssociationCount(t, users, "Manager", 2, "")
|
||||
|
||||
// Find
|
||||
var companies []Company
|
||||
if DB.Model(&users).Association("Company").Find(&companies); len(companies) != 3 {
|
||||
t.Errorf("companies count should be %v, but got %v", 3, len(companies))
|
||||
}
|
||||
|
||||
var managers []User
|
||||
if DB.Model(&users).Association("Manager").Find(&managers); len(managers) != 2 {
|
||||
t.Errorf("managers count should be %v, but got %v", 2, len(managers))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&users).Association("Company").Append(
|
||||
&Company{Name: "company-slice-append-1"},
|
||||
&Company{Name: "company-slice-append-2"},
|
||||
&Company{Name: "company-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Company", 3, "After Append")
|
||||
|
||||
DB.Model(&users).Association("Manager").Append(
|
||||
GetUser("manager-slice-belongs-to-1", Config{}),
|
||||
GetUser("manager-slice-belongs-to-2", Config{}),
|
||||
GetUser("manager-slice-belongs-to-3", Config{}),
|
||||
)
|
||||
AssertAssociationCount(t, users, "Manager", 3, "After Append")
|
||||
|
||||
if err := DB.Model(&users).Association("Manager").Append(
|
||||
GetUser("manager-slice-belongs-to-test-1", Config{}),
|
||||
).Error; err == nil {
|
||||
t.Errorf("unmatched length when update user's manager")
|
||||
}
|
||||
|
||||
// Replace -> same as append
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Company").Delete(&users[0].Company); err != nil {
|
||||
t.Errorf("no error should happend when deleting company, but got %v", err)
|
||||
}
|
||||
|
||||
if users[0].CompanyID != nil || users[0].Company.ID != 0 {
|
||||
t.Errorf("users[0]'s company should be deleted'")
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Company", 2, "After Delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Company").Clear()
|
||||
AssertAssociationCount(t, users, "Company", 0, "After Clear")
|
||||
|
||||
DB.Model(&users).Association("Manager").Clear()
|
||||
AssertAssociationCount(t, users, "Manager", 0, "After Clear")
|
||||
|
||||
// shared company
|
||||
company := Company{Name: "shared"}
|
||||
if err := DB.Model(&users[0]).Association("Company").Append(&company); err != nil {
|
||||
t.Errorf("Error happened when append company to user, got %v", err)
|
||||
}
|
||||
|
||||
if err := DB.Model(&users[1]).Association("Company").Append(&company); err != nil {
|
||||
t.Errorf("Error happened when append company to user, got %v", err)
|
||||
}
|
||||
|
||||
if users[0].CompanyID == nil || users[1].CompanyID == nil || *users[0].CompanyID != *users[1].CompanyID {
|
||||
t.Errorf("user's company id should exists and equal, but its: %v, %v", users[0].CompanyID, users[1].CompanyID)
|
||||
}
|
||||
|
||||
DB.Model(&users[0]).Association("Company").Delete(&company)
|
||||
AssertAssociationCount(t, users[0], "Company", 0, "After Delete")
|
||||
AssertAssociationCount(t, users[1], "Company", 1, "After other user Delete")
|
||||
}
|
||||
|
|
@ -0,0 +1,456 @@
|
|||
package tests_test
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
. "github.com/jinzhu/gorm/tests"
|
||||
)
|
||||
|
||||
func TestHasManyAssociation(t *testing.T) {
|
||||
var user = *GetUser("hasmany", Config{Pets: 2})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Pets").Find(&user2.Pets)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Pets", 2, "")
|
||||
|
||||
// Append
|
||||
var pet = Pet{Name: "pet-has-many-append"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Pets").Append(&pet); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
if pet.ID == 0 {
|
||||
t.Fatalf("Pet's ID should be created")
|
||||
}
|
||||
|
||||
user.Pets = append(user.Pets, &pet)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Pets", 3, "AfterAppend")
|
||||
|
||||
var pets = []Pet{{Name: "pet-has-many-append-1-1"}, {Name: "pet-has-many-append-1-1"}}
|
||||
|
||||
if err := DB.Model(&user2).Association("Pets").Append(&pets); err != nil {
|
||||
t.Fatalf("Error happened when append pet, got %v", err)
|
||||
}
|
||||
|
||||
for _, pet := range pets {
|
||||
var pet = pet
|
||||
if pet.ID == 0 {
|
||||
t.Fatalf("Pet's ID should be created")
|
||||
}
|
||||
|
||||
user.Pets = append(user.Pets, &pet)
|
||||
}
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Pets", 5, "AfterAppendSlice")
|
||||
|
||||
// Replace
|
||||
var pet2 = Pet{Name: "pet-has-many-replace"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Pets").Replace(&pet2); err != nil {
|
||||
t.Fatalf("Error happened when append pet, got %v", err)
|
||||
}
|
||||
|
||||
if pet2.ID == 0 {
|
||||
t.Fatalf("pet2's ID should be created")
|
||||
}
|
||||
|
||||
user.Pets = []*Pet{&pet2}
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Pets", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Pets").Delete(&Pet{}); err != nil {
|
||||
t.Fatalf("Error happened when delete pet, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Pets", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Pets").Delete(&pet2); err != nil {
|
||||
t.Fatalf("Error happened when delete Pets, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Pets", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Pets").Append(&pet); err != nil {
|
||||
t.Fatalf("Error happened when append Pets, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Pets", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Pets").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Pets, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Pets", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestSingleTableHasManyAssociation(t *testing.T) {
|
||||
var user = *GetUser("hasmany", Config{Team: 2})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Team").Find(&user2.Team)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Team", 2, "")
|
||||
|
||||
// Append
|
||||
var team = *GetUser("team", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Team").Append(&team); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
if team.ID == 0 {
|
||||
t.Fatalf("Team's ID should be created")
|
||||
}
|
||||
|
||||
user.Team = append(user.Team, team)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Team", 3, "AfterAppend")
|
||||
|
||||
var teams = []User{*GetUser("team-append-1", Config{}), *GetUser("team-append-2", Config{})}
|
||||
|
||||
if err := DB.Model(&user2).Association("Team").Append(&teams); err != nil {
|
||||
t.Fatalf("Error happened when append team, got %v", err)
|
||||
}
|
||||
|
||||
for _, team := range teams {
|
||||
var team = team
|
||||
if team.ID == 0 {
|
||||
t.Fatalf("Team's ID should be created")
|
||||
}
|
||||
|
||||
user.Team = append(user.Team, team)
|
||||
}
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Team", 5, "AfterAppendSlice")
|
||||
|
||||
// Replace
|
||||
var team2 = *GetUser("team-replace", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Team").Replace(&team2); err != nil {
|
||||
t.Fatalf("Error happened when append team, got %v", err)
|
||||
}
|
||||
|
||||
if team2.ID == 0 {
|
||||
t.Fatalf("team2's ID should be created")
|
||||
}
|
||||
|
||||
user.Team = []User{team2}
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Team", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Team").Delete(&User{}); err != nil {
|
||||
t.Fatalf("Error happened when delete team, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Team", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Team").Delete(&team2); err != nil {
|
||||
t.Fatalf("Error happened when delete Team, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Team", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Team").Append(&team); err != nil {
|
||||
t.Fatalf("Error happened when append Team, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Team", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Team").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Team, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Team", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestHasManyAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-hasmany-1", Config{Pets: 2}),
|
||||
*GetUser("slice-hasmany-2", Config{Pets: 0}),
|
||||
*GetUser("slice-hasmany-3", Config{Pets: 4}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Pets", 6, "")
|
||||
|
||||
// Find
|
||||
var pets []Pet
|
||||
if DB.Model(&users).Association("Pets").Find(&pets); len(pets) != 6 {
|
||||
t.Errorf("pets count should be %v, but got %v", 6, len(pets))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&users).Association("Pets").Append(
|
||||
&Pet{Name: "pet-slice-append-1"},
|
||||
[]*Pet{{Name: "pet-slice-append-2-1"}, {Name: "pet-slice-append-2-2"}},
|
||||
&Pet{Name: "pet-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Pets", 10, "After Append")
|
||||
|
||||
// Replace -> same as append
|
||||
DB.Model(&users).Association("Pets").Replace(
|
||||
[]*Pet{{Name: "pet-slice-replace-1-1"}, {Name: "pet-slice-replace-1-2"}},
|
||||
[]*Pet{{Name: "pet-slice-replace-2-1"}, {Name: "pet-slice-replace-2-2"}},
|
||||
&Pet{Name: "pet-slice-replace-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Pets", 5, "After Append")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Pets").Delete(&users[2].Pets); err != nil {
|
||||
t.Errorf("no error should happend when deleting pet, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Pets", 4, "after delete")
|
||||
|
||||
if err := DB.Model(&users).Association("Pets").Delete(users[0].Pets[0], users[1].Pets[1]); err != nil {
|
||||
t.Errorf("no error should happend when deleting pet, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Pets", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Pets").Clear()
|
||||
AssertAssociationCount(t, users, "Pets", 0, "After Clear")
|
||||
}
|
||||
|
||||
func TestSingleTableHasManyAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-hasmany-1", Config{Team: 2}),
|
||||
*GetUser("slice-hasmany-2", Config{Team: 0}),
|
||||
*GetUser("slice-hasmany-3", Config{Team: 4}),
|
||||
}
|
||||
|
||||
if err := DB.Create(&users).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Team", 6, "")
|
||||
|
||||
// Find
|
||||
var teams []User
|
||||
if DB.Model(&users).Association("Team").Find(&teams); len(teams) != 6 {
|
||||
t.Errorf("teams count should be %v, but got %v", 6, len(teams))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&users).Association("Team").Append(
|
||||
&User{Name: "pet-slice-append-1"},
|
||||
[]*User{{Name: "pet-slice-append-2-1"}, {Name: "pet-slice-append-2-2"}},
|
||||
&User{Name: "pet-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 10, "After Append")
|
||||
|
||||
// Replace -> same as append
|
||||
DB.Model(&users).Association("Team").Replace(
|
||||
[]*User{{Name: "pet-slice-replace-1-1"}, {Name: "pet-slice-replace-1-2"}},
|
||||
[]*User{{Name: "pet-slice-replace-2-1"}, {Name: "pet-slice-replace-2-2"}},
|
||||
&User{Name: "pet-slice-replace-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 5, "After Append")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Team").Delete(&users[2].Team); err != nil {
|
||||
t.Errorf("no error should happend when deleting pet, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 4, "after delete")
|
||||
|
||||
if err := DB.Model(&users).Association("Team").Delete(users[0].Team[0], users[1].Team[1]); err != nil {
|
||||
t.Errorf("no error should happend when deleting pet, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Team").Clear()
|
||||
AssertAssociationCount(t, users, "Team", 0, "After Clear")
|
||||
}
|
||||
|
||||
func TestPolymorphicHasManyAssociation(t *testing.T) {
|
||||
var user = *GetUser("hasmany", Config{Toys: 2})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Toys").Find(&user2.Toys)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Toys", 2, "")
|
||||
|
||||
// Append
|
||||
var toy = Toy{Name: "toy-has-many-append"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Toys").Append(&toy); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
if toy.ID == 0 {
|
||||
t.Fatalf("Toy's ID should be created")
|
||||
}
|
||||
|
||||
user.Toys = append(user.Toys, toy)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Toys", 3, "AfterAppend")
|
||||
|
||||
var toys = []Toy{{Name: "toy-has-many-append-1-1"}, {Name: "toy-has-many-append-1-1"}}
|
||||
|
||||
if err := DB.Model(&user2).Association("Toys").Append(&toys); err != nil {
|
||||
t.Fatalf("Error happened when append toy, got %v", err)
|
||||
}
|
||||
|
||||
for _, toy := range toys {
|
||||
var toy = toy
|
||||
if toy.ID == 0 {
|
||||
t.Fatalf("Toy's ID should be created")
|
||||
}
|
||||
|
||||
user.Toys = append(user.Toys, toy)
|
||||
}
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Toys", 5, "AfterAppendSlice")
|
||||
|
||||
// Replace
|
||||
var toy2 = Toy{Name: "toy-has-many-replace"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Toys").Replace(&toy2); err != nil {
|
||||
t.Fatalf("Error happened when append toy, got %v", err)
|
||||
}
|
||||
|
||||
if toy2.ID == 0 {
|
||||
t.Fatalf("toy2's ID should be created")
|
||||
}
|
||||
|
||||
user.Toys = []Toy{toy2}
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Toys", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Toys").Delete(&Toy{}); err != nil {
|
||||
t.Fatalf("Error happened when delete toy, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Toys", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Toys").Delete(&toy2); err != nil {
|
||||
t.Fatalf("Error happened when delete Toys, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Toys", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Toys").Append(&toy); err != nil {
|
||||
t.Fatalf("Error happened when append Toys, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Toys", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Toys").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Toys, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Toys", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestPolymorphicHasManyAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-hasmany-1", Config{Toys: 2}),
|
||||
*GetUser("slice-hasmany-2", Config{Toys: 0}),
|
||||
*GetUser("slice-hasmany-3", Config{Toys: 4}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Toys", 6, "")
|
||||
|
||||
// Find
|
||||
var toys []Toy
|
||||
if DB.Model(&users).Association("Toys").Find(&toys); len(toys) != 6 {
|
||||
t.Errorf("toys count should be %v, but got %v", 6, len(toys))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&users).Association("Toys").Append(
|
||||
&Toy{Name: "toy-slice-append-1"},
|
||||
[]Toy{{Name: "toy-slice-append-2-1"}, {Name: "toy-slice-append-2-2"}},
|
||||
&Toy{Name: "toy-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Toys", 10, "After Append")
|
||||
|
||||
// Replace -> same as append
|
||||
DB.Model(&users).Association("Toys").Replace(
|
||||
[]*Toy{{Name: "toy-slice-replace-1-1"}, {Name: "toy-slice-replace-1-2"}},
|
||||
[]*Toy{{Name: "toy-slice-replace-2-1"}, {Name: "toy-slice-replace-2-2"}},
|
||||
&Toy{Name: "toy-slice-replace-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Toys", 5, "After Append")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Toys").Delete(&users[2].Toys); err != nil {
|
||||
t.Errorf("no error should happend when deleting toy, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Toys", 4, "after delete")
|
||||
|
||||
if err := DB.Model(&users).Association("Toys").Delete(users[0].Toys[0], users[1].Toys[1]); err != nil {
|
||||
t.Errorf("no error should happend when deleting toy, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Toys", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Toys").Clear()
|
||||
AssertAssociationCount(t, users, "Toys", 0, "After Clear")
|
||||
}
|
||||
|
|
@ -0,0 +1,241 @@
|
|||
package tests_test
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
. "github.com/jinzhu/gorm/tests"
|
||||
)
|
||||
|
||||
func TestHasOneAssociation(t *testing.T) {
|
||||
var user = *GetUser("hasone", Config{Account: true})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Account").Find(&user2.Account)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Account", 1, "")
|
||||
|
||||
// Append
|
||||
var account = Account{Number: "account-has-one-append"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Account").Append(&account); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
if account.ID == 0 {
|
||||
t.Fatalf("Account's ID should be created")
|
||||
}
|
||||
|
||||
user.Account = account
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Account", 1, "AfterAppend")
|
||||
|
||||
// Replace
|
||||
var account2 = Account{Number: "account-has-one-replace"}
|
||||
|
||||
if err := DB.Model(&user2).Association("Account").Replace(&account2); err != nil {
|
||||
t.Fatalf("Error happened when append Account, got %v", err)
|
||||
}
|
||||
|
||||
if account2.ID == 0 {
|
||||
t.Fatalf("account2's ID should be created")
|
||||
}
|
||||
|
||||
user.Account = account2
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Account", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Account").Delete(&Account{}); err != nil {
|
||||
t.Fatalf("Error happened when delete account, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Account", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Account").Delete(&account2); err != nil {
|
||||
t.Fatalf("Error happened when delete Account, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Account", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Account").Append(&account); err != nil {
|
||||
t.Fatalf("Error happened when append Account, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Account", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Account").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Account, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Account", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestHasOneAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-hasone-1", Config{Account: true}),
|
||||
*GetUser("slice-hasone-2", Config{Account: false}),
|
||||
*GetUser("slice-hasone-3", Config{Account: true}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Account", 2, "")
|
||||
|
||||
// Find
|
||||
var accounts []Account
|
||||
if DB.Model(&users).Association("Account").Find(&accounts); len(accounts) != 2 {
|
||||
t.Errorf("accounts count should be %v, but got %v", 3, len(accounts))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&users).Association("Account").Append(
|
||||
&Account{Number: "account-slice-append-1"},
|
||||
&Account{Number: "account-slice-append-2"},
|
||||
&Account{Number: "account-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, users, "Account", 3, "After Append")
|
||||
|
||||
// Replace -> same as append
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Account").Delete(&users[0].Account); err != nil {
|
||||
t.Errorf("no error should happend when deleting account, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Account", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Account").Clear()
|
||||
AssertAssociationCount(t, users, "Account", 0, "After Clear")
|
||||
}
|
||||
|
||||
func TestPolymorphicHasOneAssociation(t *testing.T) {
|
||||
var pet = Pet{Name: "hasone", Toy: Toy{Name: "toy-has-one"}}
|
||||
|
||||
if err := DB.Create(&pet).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckPet(t, pet, pet)
|
||||
|
||||
// Find
|
||||
var pet2 Pet
|
||||
DB.Find(&pet2, "id = ?", pet.ID)
|
||||
DB.Model(&pet2).Association("Toy").Find(&pet2.Toy)
|
||||
CheckPet(t, pet2, pet)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, pet, "Toy", 1, "")
|
||||
|
||||
// Append
|
||||
var toy = Toy{Name: "toy-has-one-append"}
|
||||
|
||||
if err := DB.Model(&pet2).Association("Toy").Append(&toy); err != nil {
|
||||
t.Fatalf("Error happened when append toy, got %v", err)
|
||||
}
|
||||
|
||||
if toy.ID == 0 {
|
||||
t.Fatalf("Toy's ID should be created")
|
||||
}
|
||||
|
||||
pet.Toy = toy
|
||||
CheckPet(t, pet2, pet)
|
||||
|
||||
AssertAssociationCount(t, pet, "Toy", 1, "AfterAppend")
|
||||
|
||||
// Replace
|
||||
var toy2 = Toy{Name: "toy-has-one-replace"}
|
||||
|
||||
if err := DB.Model(&pet2).Association("Toy").Replace(&toy2); err != nil {
|
||||
t.Fatalf("Error happened when append Toy, got %v", err)
|
||||
}
|
||||
|
||||
if toy2.ID == 0 {
|
||||
t.Fatalf("toy2's ID should be created")
|
||||
}
|
||||
|
||||
pet.Toy = toy2
|
||||
CheckPet(t, pet2, pet)
|
||||
|
||||
AssertAssociationCount(t, pet2, "Toy", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&pet2).Association("Toy").Delete(&Toy{}); err != nil {
|
||||
t.Fatalf("Error happened when delete toy, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, pet2, "Toy", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&pet2).Association("Toy").Delete(&toy2); err != nil {
|
||||
t.Fatalf("Error happened when delete Toy, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, pet2, "Toy", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&pet2).Association("Toy").Append(&toy); err != nil {
|
||||
t.Fatalf("Error happened when append Toy, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, pet2, "Toy", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&pet2).Association("Toy").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Toy, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, pet2, "Toy", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestPolymorphicHasOneAssociationForSlice(t *testing.T) {
|
||||
var pets = []Pet{
|
||||
{Name: "hasone-1", Toy: Toy{Name: "toy-has-one"}},
|
||||
{Name: "hasone-2", Toy: Toy{}},
|
||||
{Name: "hasone-3", Toy: Toy{Name: "toy-has-one"}},
|
||||
}
|
||||
|
||||
DB.Create(&pets)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, pets, "Toy", 2, "")
|
||||
|
||||
// Find
|
||||
var toys []Toy
|
||||
if DB.Model(&pets).Association("Toy").Find(&toys); len(toys) != 2 {
|
||||
t.Errorf("toys count should be %v, but got %v", 3, len(toys))
|
||||
}
|
||||
|
||||
// Append
|
||||
DB.Model(&pets).Association("Toy").Append(
|
||||
&Toy{Name: "toy-slice-append-1"},
|
||||
&Toy{Name: "toy-slice-append-2"},
|
||||
&Toy{Name: "toy-slice-append-3"},
|
||||
)
|
||||
|
||||
AssertAssociationCount(t, pets, "Toy", 3, "After Append")
|
||||
|
||||
// Replace -> same as append
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&pets).Association("Toy").Delete(&pets[0].Toy); err != nil {
|
||||
t.Errorf("no error should happend when deleting toy, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, pets, "Toy", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&pets).Association("Toy").Clear()
|
||||
AssertAssociationCount(t, pets, "Toy", 0, "After Clear")
|
||||
}
|
||||
|
|
@ -0,0 +1,299 @@
|
|||
package tests_test
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
. "github.com/jinzhu/gorm/tests"
|
||||
)
|
||||
|
||||
func TestMany2ManyAssociation(t *testing.T) {
|
||||
var user = *GetUser("many2many", Config{Languages: 2})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Languages").Find(&user2.Languages)
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Languages", 2, "")
|
||||
|
||||
// Append
|
||||
var language = Language{Code: "language-many2many-append", Name: "language-many2many-append"}
|
||||
DB.Create(&language)
|
||||
|
||||
if err := DB.Model(&user2).Association("Languages").Append(&language); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
user.Languages = append(user.Languages, language)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Languages", 3, "AfterAppend")
|
||||
|
||||
var languages = []Language{
|
||||
{Code: "language-many2many-append-1-1", Name: "language-many2many-append-1-1"},
|
||||
{Code: "language-many2many-append-2-1", Name: "language-many2many-append-2-1"},
|
||||
}
|
||||
DB.Create(&languages)
|
||||
|
||||
if err := DB.Model(&user2).Association("Languages").Append(&languages); err != nil {
|
||||
t.Fatalf("Error happened when append language, got %v", err)
|
||||
}
|
||||
|
||||
user.Languages = append(user.Languages, languages...)
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Languages", 5, "AfterAppendSlice")
|
||||
|
||||
// Replace
|
||||
var language2 = Language{Code: "language-many2many-replace", Name: "language-many2many-replace"}
|
||||
DB.Create(&language2)
|
||||
|
||||
if err := DB.Model(&user2).Association("Languages").Replace(&language2); err != nil {
|
||||
t.Fatalf("Error happened when append language, got %v", err)
|
||||
}
|
||||
|
||||
user.Languages = []Language{language2}
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Languages", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Languages").Delete(&Language{}); err != nil {
|
||||
t.Fatalf("Error happened when delete language, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Languages", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Languages").Delete(&language2); err != nil {
|
||||
t.Fatalf("Error happened when delete Languages, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Languages", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Languages").Append(&language); err != nil {
|
||||
t.Fatalf("Error happened when append Languages, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Languages", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Languages").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Languages, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Languages", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestMany2ManyAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-many2many-1", Config{Languages: 2}),
|
||||
*GetUser("slice-many2many-2", Config{Languages: 0}),
|
||||
*GetUser("slice-many2many-3", Config{Languages: 4}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Languages", 6, "")
|
||||
|
||||
// Find
|
||||
var languages []Language
|
||||
if DB.Model(&users).Association("Languages").Find(&languages); len(languages) != 6 {
|
||||
t.Errorf("languages count should be %v, but got %v", 6, len(languages))
|
||||
}
|
||||
|
||||
// Append
|
||||
var languages1 = []Language{
|
||||
{Code: "language-many2many-append-1", Name: "language-many2many-append-1"},
|
||||
}
|
||||
var languages2 = []Language{}
|
||||
var languages3 = []Language{
|
||||
{Code: "language-many2many-append-3-1", Name: "language-many2many-append-3-1"},
|
||||
{Code: "language-many2many-append-3-2", Name: "language-many2many-append-3-2"},
|
||||
}
|
||||
DB.Create(&languages1)
|
||||
DB.Create(&languages3)
|
||||
|
||||
DB.Model(&users).Association("Languages").Append(&languages1, &languages2, &languages3)
|
||||
|
||||
AssertAssociationCount(t, users, "Languages", 9, "After Append")
|
||||
|
||||
languages2_1 := []*Language{
|
||||
{Code: "language-slice-replace-1-1", Name: "language-slice-replace-1-1"},
|
||||
{Code: "language-slice-replace-1-2", Name: "language-slice-replace-1-2"},
|
||||
}
|
||||
languages2_2 := []*Language{
|
||||
{Code: "language-slice-replace-2-1", Name: "language-slice-replace-2-1"},
|
||||
{Code: "language-slice-replace-2-2", Name: "language-slice-replace-2-2"},
|
||||
}
|
||||
languages2_3 := &Language{Code: "language-slice-replace-3", Name: "language-slice-replace-3"}
|
||||
DB.Create(&languages2_1)
|
||||
DB.Create(&languages2_2)
|
||||
DB.Create(&languages2_3)
|
||||
|
||||
// Replace
|
||||
DB.Model(&users).Association("Languages").Replace(&languages2_1, &languages2_2, languages2_3)
|
||||
|
||||
AssertAssociationCount(t, users, "Languages", 5, "After Replace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Languages").Delete(&users[2].Languages); err != nil {
|
||||
t.Errorf("no error should happend when deleting language, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Languages", 4, "after delete")
|
||||
|
||||
if err := DB.Model(&users).Association("Languages").Delete(users[0].Languages[0], users[1].Languages[1]); err != nil {
|
||||
t.Errorf("no error should happend when deleting language, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Languages", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Languages").Clear()
|
||||
AssertAssociationCount(t, users, "Languages", 0, "After Clear")
|
||||
}
|
||||
|
||||
func TestSingleTableMany2ManyAssociation(t *testing.T) {
|
||||
var user = *GetUser("many2many", Config{Friends: 2})
|
||||
|
||||
if err := DB.Create(&user).Error; err != nil {
|
||||
t.Fatalf("errors happened when create: %v", err)
|
||||
}
|
||||
|
||||
CheckUser(t, user, user)
|
||||
|
||||
// Find
|
||||
var user2 User
|
||||
DB.Find(&user2, "id = ?", user.ID)
|
||||
DB.Model(&user2).Association("Friends").Find(&user2.Friends)
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, user, "Friends", 2, "")
|
||||
|
||||
// Append
|
||||
var friend = *GetUser("friend", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Friends").Append(&friend); err != nil {
|
||||
t.Fatalf("Error happened when append account, got %v", err)
|
||||
}
|
||||
|
||||
user.Friends = append(user.Friends, &friend)
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Friends", 3, "AfterAppend")
|
||||
|
||||
var friends = []*User{GetUser("friend-append-1", Config{}), GetUser("friend-append-2", Config{})}
|
||||
|
||||
if err := DB.Model(&user2).Association("Friends").Append(&friends); err != nil {
|
||||
t.Fatalf("Error happened when append friend, got %v", err)
|
||||
}
|
||||
|
||||
user.Friends = append(user.Friends, friends...)
|
||||
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user, "Friends", 5, "AfterAppendSlice")
|
||||
|
||||
// Replace
|
||||
var friend2 = *GetUser("friend-replace-2", Config{})
|
||||
|
||||
if err := DB.Model(&user2).Association("Friends").Replace(&friend2); err != nil {
|
||||
t.Fatalf("Error happened when append friend, got %v", err)
|
||||
}
|
||||
|
||||
user.Friends = []*User{&friend2}
|
||||
CheckUser(t, user2, user)
|
||||
|
||||
AssertAssociationCount(t, user2, "Friends", 1, "AfterReplace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&user2).Association("Friends").Delete(&User{}); err != nil {
|
||||
t.Fatalf("Error happened when delete friend, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Friends", 1, "after delete non-existing data")
|
||||
|
||||
if err := DB.Model(&user2).Association("Friends").Delete(&friend2); err != nil {
|
||||
t.Fatalf("Error happened when delete Friends, got %v", err)
|
||||
}
|
||||
AssertAssociationCount(t, user2, "Friends", 0, "after delete")
|
||||
|
||||
// Prepare Data for Clear
|
||||
if err := DB.Model(&user2).Association("Friends").Append(&friend); err != nil {
|
||||
t.Fatalf("Error happened when append Friends, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Friends", 1, "after prepare data")
|
||||
|
||||
// Clear
|
||||
if err := DB.Model(&user2).Association("Friends").Clear(); err != nil {
|
||||
t.Errorf("Error happened when clear Friends, got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, user2, "Friends", 0, "after clear")
|
||||
}
|
||||
|
||||
func TestSingleTableMany2ManyAssociationForSlice(t *testing.T) {
|
||||
var users = []User{
|
||||
*GetUser("slice-many2many-1", Config{Team: 2}),
|
||||
*GetUser("slice-many2many-2", Config{Team: 0}),
|
||||
*GetUser("slice-many2many-3", Config{Team: 4}),
|
||||
}
|
||||
|
||||
DB.Create(&users)
|
||||
|
||||
// Count
|
||||
AssertAssociationCount(t, users, "Team", 6, "")
|
||||
|
||||
// Find
|
||||
var teams []User
|
||||
if DB.Model(&users).Association("Team").Find(&teams); len(teams) != 6 {
|
||||
t.Errorf("teams count should be %v, but got %v", 6, len(teams))
|
||||
}
|
||||
|
||||
// Append
|
||||
var teams1 = []User{*GetUser("friend-append-1", Config{})}
|
||||
var teams2 = []User{}
|
||||
var teams3 = []*User{GetUser("friend-append-3-1", Config{}), GetUser("friend-append-3-2", Config{})}
|
||||
|
||||
DB.Model(&users).Association("Team").Append(&teams1, &teams2, &teams3)
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 9, "After Append")
|
||||
|
||||
var teams2_1 = []User{*GetUser("friend-replace-1", Config{}), *GetUser("friend-replace-2", Config{})}
|
||||
var teams2_2 = []User{*GetUser("friend-replace-2-1", Config{}), *GetUser("friend-replace-2-2", Config{})}
|
||||
var teams2_3 = GetUser("friend-replace-3-1", Config{})
|
||||
|
||||
// Replace
|
||||
DB.Model(&users).Association("Team").Replace(&teams2_1, &teams2_2, teams2_3)
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 5, "After Replace")
|
||||
|
||||
// Delete
|
||||
if err := DB.Model(&users).Association("Team").Delete(&users[2].Team); err != nil {
|
||||
t.Errorf("no error should happend when deleting team, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 4, "after delete")
|
||||
|
||||
if err := DB.Model(&users).Association("Team").Delete(users[0].Team[0], users[1].Team[1]); err != nil {
|
||||
t.Errorf("no error should happend when deleting team, but got %v", err)
|
||||
}
|
||||
|
||||
AssertAssociationCount(t, users, "Team", 2, "after delete")
|
||||
|
||||
// Clear
|
||||
DB.Model(&users).Association("Team").Clear()
|
||||
AssertAssociationCount(t, users, "Team", 0, "After Clear")
|
||||
}
|
||||
File diff suppressed because it is too large
Load Diff
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Reference in New Issue