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fix: json print does not properly work on field names of internal structs #95

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10 changes: 9 additions & 1 deletion validator.go
Original file line number Diff line number Diff line change
Expand Up @@ -305,7 +305,15 @@ func (mv *Validator) validateField(fieldDef reflect.StructField, fieldVal reflec

// no-op if field is not a struct, interface, array, slice or map
mv.deepValidateCollection(fieldVal, m, func() string {
return fieldDef.Name
n := fieldDef.Name

if mv.printJSON {
if jn := parseName(fieldDef.Tag.Get("json")); jn != "" {
n = jn
}
}

return n
})

if len(errs) > 0 {
Expand Down
25 changes: 18 additions & 7 deletions validator_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -23,8 +23,8 @@ import (
"strings"
"testing"

"github.com/crossid/validator"
. "gopkg.in/check.v1"
"gopkg.in/validator.v2"
)

func Test(t *testing.T) {
Expand Down Expand Up @@ -59,15 +59,17 @@ func (i Impl2) Foo() string {
return i.F
}

type SubStruct struct {
A int `validate:"nonzero" json:"sub_a"`
B string
C float64 `validate:"nonzero,min=1" json:"c_is_a_float"`
D *string `validate:"nonzero"`
}

type TestStruct struct {
A int `validate:"nonzero" json:"a"`
B string `validate:"len=8,min=6,max=4"`
Sub struct {
A int `validate:"nonzero" json:"sub_a"`
B string
C float64 `validate:"nonzero,min=1" json:"c_is_a_float"`
D *string `validate:"nonzero"`
}
Sub SubStruct `json:"sub"`
D *Simple `validate:"nonzero"`
E I `validate:nonzero`
}
Expand Down Expand Up @@ -669,13 +671,22 @@ func (ms *MySuite) TestErrors(c *C) {
func (ms *MySuite) TestJSONPrint(c *C) {
t := TestStruct{
A: 0,
Sub: SubStruct{
A: 0,
B: "",
C: 1.0,
D: nil,
},
}
err := validator.WithPrintJSON(true).Validate(t)
c.Assert(err, NotNil)
errs, ok := err.(validator.ErrorMap)
c.Assert(ok, Equals, true)
c.Assert(errs["A"], IsNil)
c.Assert(errs["a"], HasError, validator.ErrZeroValue)
c.Assert(errs["Sub.sub_a"], IsNil)
c.Assert(errs["sub.sub_a"], HasError, validator.ErrZeroValue)

}

func (ms *MySuite) TestJSONPrintOff(c *C) {
Expand Down