add tests for existing functions.
pull/16/head
Dean Karn 10 years ago
parent fe79700b95
commit b2f3d55b2c
  1. 13
      baked_in.go
  2. 14
      validator.go
  3. 404
      validator_test.go

@ -9,7 +9,7 @@ import (
var bakedInValidators = map[string]ValidationFunc{
"required": required,
"length": length,
"len": length,
"min": min,
"max": max,
"regex": regex,
@ -17,7 +17,16 @@ var bakedInValidators = map[string]ValidationFunc{
func required(field interface{}, param string) bool {
return field != nil && field != reflect.Zero(reflect.TypeOf(field)).Interface()
st := reflect.ValueOf(field)
switch st.Kind() {
case reflect.Slice, reflect.Map, reflect.Array:
return field != nil && int64(st.Len()) > 0
default:
return field != nil && field != reflect.Zero(reflect.TypeOf(field)).Interface()
}
}
// length tests whether a variable's length is equal to a given

@ -1,9 +1,8 @@
/**
* Package validator
*
* NOTES:
*
* anonymous structs - they don't have names so expect the Struct name within StructValidationErrors to be blank
* MISC:
* - anonymous structs - they don't have names so expect the Struct name within StructValidationErrors to be blank
*
*/
@ -12,7 +11,6 @@ package validator
import (
"errors"
"fmt"
"log"
"reflect"
"strings"
"unicode"
@ -152,7 +150,7 @@ func (v *Validator) ValidateStruct(s interface{}) *StructValidationErrors {
}
if structValue.Kind() != reflect.Struct {
log.Fatal("interface passed for validation is not a struct")
panic("interface passed for validation is not a struct")
}
var numFields = structValue.NumField()
@ -253,7 +251,7 @@ func (v *Validator) validateFieldByNameAndTag(f interface{}, name string, tag st
switch valueField.Kind() {
case reflect.Struct, reflect.Invalid:
log.Fatal("Invalid field passed to ValidateFieldWithTag")
panic("Invalid field passed to ValidateFieldWithTag")
}
valTags := strings.Split(tag, ",")
@ -264,7 +262,7 @@ func (v *Validator) validateFieldByNameAndTag(f interface{}, name string, tag st
key := strings.Trim(vals[0], " ")
if len(key) == 0 {
log.Fatalf("Invalid validation tag on field %s", name)
panic(fmt.Sprintf("Invalid validation tag on field %s", name))
}
// OK to continue because we checked it's existance before getting into this loop
@ -274,7 +272,7 @@ func (v *Validator) validateFieldByNameAndTag(f interface{}, name string, tag st
valFunc := v.validationFuncs[key]
if valFunc == nil {
log.Fatalf("Undefined validation function on field %s", name)
panic(fmt.Sprintf("Undefined validation function on field %s", name))
}
param := ""

@ -2,93 +2,343 @@ package validator_test
import (
"fmt"
"log"
"testing"
"github.com/joeybloggs/go-validate-yourself"
. "gopkg.in/check.v1"
)
// type UserDetails struct {
// Address string `validate:"omitempty,length=6"`
// Sub struct {
// A string `validate:"required"`
// }
// }
type SubTest struct {
Test string `validate:"required"`
}
type UserDetails struct {
Address string `validate:"omitempty,length=6"`
Sub struct {
type TestString struct {
Required string `validate:"required"`
Len string `validate:"len=10"`
Min string `validate:"min=1"`
Max string `validate:"max=10"`
MinMax string `validate:"min=1,max=10"`
OmitEmpty string `validate:"omitempty,min=1,max=10"`
Sub *SubTest
SubIgnore *SubTest `validate:"-"`
Anonymous struct {
A string `validate:"required"`
}
}
type User struct {
FirstName string `validate:"required"`
Details *UserDetails
}
// func Test(t *testing.T) { TestingT(t) }
//
// type MySuite struct{}
//
// var _ = Suite(&MySuite{})
//
// func (s *MySuite) SetUpTest(c *C) {
// s.dir = c.MkDir()
// // Use s.dir to prepare some data.
// }
// func RecursiveErrorReporter(e *validator.StructValidationErrors) {
//
// // log.Printf("Error within Struct:%s\n", e.Struct)
//
// // for _, f := range e.Errors {
// // log.Println(f.Error())
// // }
// }
func TestValidateStruct(t *testing.T) {
u := &User{
FirstName: "",
Details: &UserDetails{
Address: "",
Sub: struct {
A string `validate:"required"`
}{
A: "",
},
type TestInt32 struct {
Required int `validate:"required"`
Len int `validate:"len=10"`
Min int `validate:"min=1"`
Max int `validate:"max=10"`
MinMax int `validate:"min=1,max=10"`
OmitEmpty int `validate:"omitempty,min=1,max=10"`
}
type TestUint64 struct {
Required uint64 `validate:"required"`
Len uint64 `validate:"len=10"`
Min uint64 `validate:"min=1"`
Max uint64 `validate:"max=10"`
MinMax uint64 `validate:"min=1,max=10"`
OmitEmpty uint64 `validate:"omitempty,min=1,max=10"`
}
type TestFloat64 struct {
Required int64 `validate:"required"`
Len int64 `validate:"len=10"`
Min int64 `validate:"min=1"`
Max int64 `validate:"max=10"`
MinMax int64 `validate:"min=1,max=10"`
OmitEmpty int64 `validate:"omitempty,min=1,max=10"`
}
type TestSlice struct {
Required []int `validate:"required"`
Len []int `validate:"len=10"`
Min []int `validate:"min=1"`
Max []int `validate:"max=10"`
MinMax []int `validate:"min=1,max=10"`
OmitEmpty []int `validate:"omitempty,min=1,max=10"`
}
func Test(t *testing.T) { TestingT(t) }
type MySuite struct{}
var _ = Suite(&MySuite{})
func AssetStruct(s *validator.StructValidationErrors, structFieldName string, expectedStructName string, c *C) *validator.StructValidationErrors {
val, ok := s.StructErrors[structFieldName]
c.Assert(ok, Equals, true)
c.Assert(val, NotNil)
c.Assert(val.Struct, Equals, expectedStructName)
return val
}
func AssertFieldError(s *validator.StructValidationErrors, field string, expectedTag string, c *C) {
val, ok := s.Errors[field]
c.Assert(ok, Equals, true)
c.Assert(val, NotNil)
c.Assert(val.Field, Equals, field)
c.Assert(val.ErrorTag, Equals, expectedTag)
}
func (ms *MySuite) TestStructStringValidation(c *C) {
tSuccess := &TestString{
Required: "Required",
Len: "length==10",
Min: "min=1",
Max: "1234567890",
MinMax: "12345",
OmitEmpty: "",
Sub: &SubTest{
Test: "1",
},
SubIgnore: &SubTest{
Test: "",
},
Anonymous: struct {
A string `validate:"required"`
}{
A: "1",
},
}
errors := validator.ValidateStruct(u)
fmt.Println(errors == nil)
log.Println(errors.Error())
// for _, i := range errors {
// fmt.Printf("Error Struct:%s\n", i.Struct)
//
// for _, j := range i.Errors {
//
// fmt.Printf("Error Field:%s Error Tag:%s\n", j.Field, j.ErrorTag)
// fmt.Println(j.Error())
// }
// }
}
// func TestValidateField(t *testing.T) {
//
// u := &User{
// FirstName: "Dean Karn",
// Details: &UserDetails{
// "26 Here Blvd.",
// },
// }
//
// err := validator.ValidateFieldByTag(u.FirstName, "required")
//
// fmt.Println(err == nil)
// fmt.Println(err)
// }
err := validator.ValidateStruct(tSuccess)
c.Assert(err, IsNil)
tFail := &TestString{
Required: "",
Len: "",
Min: "",
Max: "12345678901",
MinMax: "",
OmitEmpty: "12345678901",
Sub: &SubTest{
Test: "",
},
Anonymous: struct {
A string `validate:"required"`
}{
A: "",
},
}
err = validator.ValidateStruct(tFail)
// Assert Top Level
c.Assert(err.Struct, Equals, "TestString")
c.Assert(len(err.Errors), Equals, 6)
c.Assert(len(err.StructErrors), Equals, 2)
// Assert Fields
AssertFieldError(err, "Required", "required", c)
AssertFieldError(err, "Len", "len", c)
AssertFieldError(err, "Min", "min", c)
AssertFieldError(err, "Max", "max", c)
AssertFieldError(err, "MinMax", "min", c)
AssertFieldError(err, "OmitEmpty", "max", c)
// Assert Anonymous embedded struct
AssetStruct(err, "Anonymous", "", c)
// Assert SubTest embedded struct
val := AssetStruct(err, "Sub", "SubTest", c)
c.Assert(len(val.Errors), Equals, 1)
c.Assert(len(val.StructErrors), Equals, 0)
AssertFieldError(val, "Test", "required", c)
}
func (ms *MySuite) TestStructInt32Validation(c *C) {
tSuccess := &TestInt32{
Required: 1,
Len: 10,
Min: 1,
Max: 10,
MinMax: 5,
OmitEmpty: 0,
}
err := validator.ValidateStruct(tSuccess)
c.Assert(err, IsNil)
tFail := &TestInt32{
Required: 0,
Len: 11,
Min: -1,
Max: 11,
MinMax: -1,
OmitEmpty: 11,
}
err = validator.ValidateStruct(tFail)
// Assert Top Level
c.Assert(err.Struct, Equals, "TestInt32")
c.Assert(len(err.Errors), Equals, 6)
c.Assert(len(err.StructErrors), Equals, 0)
// Assert Fields
AssertFieldError(err, "Required", "required", c)
AssertFieldError(err, "Len", "len", c)
AssertFieldError(err, "Min", "min", c)
AssertFieldError(err, "Max", "max", c)
AssertFieldError(err, "MinMax", "min", c)
AssertFieldError(err, "OmitEmpty", "max", c)
}
func (ms *MySuite) TestStructUint64Validation(c *C) {
tSuccess := &TestUint64{
Required: 1,
Len: 10,
Min: 1,
Max: 10,
MinMax: 5,
OmitEmpty: 0,
}
err := validator.ValidateStruct(tSuccess)
c.Assert(err, IsNil)
tFail := &TestUint64{
Required: 0,
Len: 11,
Min: 0,
Max: 11,
MinMax: 0,
OmitEmpty: 11,
}
err = validator.ValidateStruct(tFail)
// Assert Top Level
c.Assert(err.Struct, Equals, "TestUint64")
c.Assert(len(err.Errors), Equals, 6)
c.Assert(len(err.StructErrors), Equals, 0)
// Assert Fields
AssertFieldError(err, "Required", "required", c)
AssertFieldError(err, "Len", "len", c)
AssertFieldError(err, "Min", "min", c)
AssertFieldError(err, "Max", "max", c)
AssertFieldError(err, "MinMax", "min", c)
AssertFieldError(err, "OmitEmpty", "max", c)
}
func (ms *MySuite) TestStructFloat64Validation(c *C) {
tSuccess := &TestFloat64{
Required: 1,
Len: 10,
Min: 1,
Max: 10,
MinMax: 5,
OmitEmpty: 0,
}
err := validator.ValidateStruct(tSuccess)
c.Assert(err, IsNil)
tFail := &TestFloat64{
Required: 0,
Len: 11,
Min: 0,
Max: 11,
MinMax: 0,
OmitEmpty: 11,
}
err = validator.ValidateStruct(tFail)
// Assert Top Level
c.Assert(err.Struct, Equals, "TestFloat64")
c.Assert(len(err.Errors), Equals, 6)
c.Assert(len(err.StructErrors), Equals, 0)
// Assert Fields
AssertFieldError(err, "Required", "required", c)
AssertFieldError(err, "Len", "len", c)
AssertFieldError(err, "Min", "min", c)
AssertFieldError(err, "Max", "max", c)
AssertFieldError(err, "MinMax", "min", c)
AssertFieldError(err, "OmitEmpty", "max", c)
}
func (ms *MySuite) TestStructSliceValidation(c *C) {
tSuccess := &TestSlice{
Required: []int{1},
Len: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0},
Min: []int{1, 2},
Max: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0},
MinMax: []int{1, 2, 3, 4, 5},
OmitEmpty: []int{},
}
err := validator.ValidateStruct(tSuccess)
c.Assert(err, IsNil)
tFail := &TestSlice{
Required: []int{},
Len: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1},
Min: []int{},
Max: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1},
MinMax: []int{},
OmitEmpty: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1},
}
err = validator.ValidateStruct(tFail)
// Assert Top Level
c.Assert(err.Struct, Equals, "TestSlice")
c.Assert(len(err.Errors), Equals, 6)
c.Assert(len(err.StructErrors), Equals, 0)
// Assert Fields
AssertFieldError(err, "Required", "required", c)
AssertFieldError(err, "Len", "len", c)
AssertFieldError(err, "Min", "min", c)
AssertFieldError(err, "Max", "max", c)
AssertFieldError(err, "MinMax", "min", c)
AssertFieldError(err, "OmitEmpty", "max", c)
}
func (ms *MySuite) TestInvalidStruct(c *C) {
s := &SubTest{
Test: "1",
}
c.Assert(func() { validator.ValidateStruct(s.Test) }, PanicMatches, "interface passed for validation is not a struct")
}
func (ms *MySuite) TestInvalidField(c *C) {
s := &SubTest{
Test: "1",
}
c.Assert(func() { validator.ValidateFieldByTag(s, "required") }, PanicMatches, "Invalid field passed to ValidateFieldWithTag")
}
func (ms *MySuite) TestInvalidTagField(c *C) {
s := &SubTest{
Test: "1",
}
c.Assert(func() { validator.ValidateFieldByTag(s.Test, "") }, PanicMatches, fmt.Sprintf("Invalid validation tag on field %s", ""))
}
func (ms *MySuite) TestInvalidValidatorFunction(c *C) {
s := &SubTest{
Test: "1",
}
c.Assert(func() { validator.ValidateFieldByTag(s.Test, "zzxxBadFunction") }, PanicMatches, fmt.Sprintf("Undefined validation function on field %s", ""))
}

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