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Code Issues Releases Activity

fix #440

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This commit is contained in:
slene 2014-01-04 22:30:17 +08:00
parent ef79a2b484
commit 95c65de97c
2 changed files with 85 additions and 29 deletions
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88
orm/db_tables.go
View File

@ -112,7 +112,7 @@ func (t *dbTables) parseRelated(rels []string, depth int) {
names = append(names, fi.name)
mmi = fi.relModelInfo
if fi.null {
if fi.null || t.skipEnd {
inner = false
}
@ -189,6 +189,8 @@ func (t *dbTables) getJoinSql() (join string) {
func (t *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, name string, info *fieldInfo, success bool) {
var (
jtl *dbTable
fi *fieldInfo
fiN *fieldInfo
mmi = mi
)
@ -197,9 +199,24 @@ func (t *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, name string
inner := true
loopFor:
for i, ex := range exprs {
fi, ok := mmi.fields.GetByAny(ex)
var ok, okN bool
if fiN != nil {
fi = fiN
ok = true
fiN = nil
}
if i == 0 {
fi, ok = mmi.fields.GetByAny(ex)
}
// fmt.Println(ex, fi.name, fiN)
_ = okN
if ok {
@ -217,13 +234,20 @@ func (t *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, name string
mmi = fi.reverseFieldInfo.mi
}
if i < num {
fiN, okN = mmi.fields.GetByAny(exprs[i+1])
}
if isRel && (fi.mi.isThrough == false || num != i) {
if fi.null {
if fi.null || t.skipEnd {
inner = false
}
if num == i && t.skipEnd {
} else {
if t.skipEnd && okN || !t.skipEnd {
if t.skipEnd && okN && fiN.pk {
goto loopEnd
}
jt, _ := t.add(names, mmi, fi, inner)
jt.jtl = jtl
jtl = jt
@ -231,34 +255,40 @@ func (t *dbTables) parseExprs(mi *modelInfo, exprs []string) (index, name string
}
if num == i {
if i == 0 || jtl == nil {
index = "T0"
} else {
if num != i {
continue
}
loopEnd:
if i == 0 || jtl == nil {
index = "T0"
} else {
index = jtl.index
}
info = fi
if jtl == nil {
name = fi.name
} else {
name = jtl.name + ExprSep + fi.name
}
switch {
case fi.rel:
case fi.reverse:
switch fi.reverseFieldInfo.fieldType {
case RelOneToOne, RelForeignKey:
index = jtl.index
}
info = fi
if jtl == nil {
name = fi.name
} else {
name = jtl.name + ExprSep + fi.name
}
switch {
case fi.rel:
case fi.reverse:
switch fi.reverseFieldInfo.fieldType {
case RelOneToOne, RelForeignKey:
index = jtl.index
info = fi.reverseFieldInfo.mi.fields.pk
name = info.name
}
info = fi.reverseFieldInfo.mi.fields.pk
name = info.name
}
}
break loopFor
} else {
index = ""
name = ""

26
orm/orm_test.go
View File

@ -1561,6 +1561,32 @@ func TestDelete(t *testing.T) {
num, err = qs.Filter("user_name", "slene").Filter("profile__isnull", true).Count()
throwFail(t, err)
throwFail(t, AssertIs(num, 1))
qs = dORM.QueryTable("comment")
num, err = qs.Count()
throwFail(t, err)
throwFail(t, AssertIs(num, 6))
qs = dORM.QueryTable("post")
num, err = qs.Filter("Id", 3).Delete()
throwFail(t, err)
throwFail(t, AssertIs(num, 1))
qs = dORM.QueryTable("comment")
num, err = qs.Count()
throwFail(t, err)
throwFail(t, AssertIs(num, 4))
fmt.Println("...")
qs = dORM.QueryTable("comment")
num, err = qs.Filter("Post__User", 3).Delete()
throwFail(t, err)
throwFail(t, AssertIs(num, 3))
qs = dORM.QueryTable("comment")
num, err = qs.Count()
throwFail(t, err)
throwFail(t, AssertIs(num, 1))
}
func TestTransaction(t *testing.T) {