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Code Issues Releases Activity

remove orm one function thorw ErrMultiRows error

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This commit is contained in:
maxin[马鑫] 2016-04-13 10:36:12 +08:00
parent 9679f5e22a
commit 81c6c898cf
2 changed files with 8 additions and 7 deletions
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7
orm/orm_queryset.go
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@ -192,16 +192,11 @@ func (o *querySet) All(container interface{}, cols ...string) (int64, error) {
// query one row data and map to containers.
// cols means the columns when querying.
func (o *querySet) One(container interface{}, cols ...string) error {
if o.limit != 1 {
o.limit = 2
}
o.limit = 1
num, err := o.orm.alias.DbBaser.ReadBatch(o.orm.db, o, o.mi, o.cond, container, o.orm.alias.TZ, cols)
if err != nil {
return err
}
if num > 1 {
return ErrMultiRows
}
if num == 0 {
return ErrNoRows
}

8
orm/orm_test.go
View File

@ -969,13 +969,19 @@ func TestOne(t *testing.T) {
var user User
qs := dORM.QueryTable("user")
err := qs.One(&user)
throwFail(t, AssertIs(err, ErrMultiRows))
throwFail(t, err)
throwFail(t, AssertIs(user.UserName, "slene"))
user = User{}
err = qs.OrderBy("Id").Limit(1).One(&user)
throwFailNow(t, err)
throwFail(t, AssertIs(user.UserName, "slene"))
user = User{}
err = qs.OrderBy("-Id").Limit(100).One(&user)
throwFailNow(t, err)
throwFail(t, AssertIs(user.UserName, "nobody"))
err = qs.Filter("user_name", "nothing").One(&user)
throwFail(t, AssertIs(err, ErrNoRows))