refactor: introduce goconvey for testing

directives.go

@@ -0,0 +1,9 @@
+package httpin
+
+type Directive struct {
+	Key string // e.g. query.page, header.x-api-token
+}
+
+func BuildDirective(key string) (*Directive, error) {
+	return &Directive{Key: key}, nil
+}

go.mod

@@ -1,3 +1,5 @@
 module github.com/ggicci/httpin
 
 go 1.16
+
+require github.com/smartystreets/goconvey v1.6.4 // indirect

go.sum

@@ -0,0 +1,14 @@
+github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1 h1:EGx4pi6eqNxGaHF6qqu48+N2wcFQ5qg5FXgOdqsJ5d8=
+github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORRmW1u3UXTncJ5qlYoELFm8eSnnEO6hX4iZ3EWY=
+github.com/jtolds/gls v4.20.0+incompatible h1:xdiiI2gbIgH/gLH7ADydsJ1uDOEzR8yvV7C0MuV77Wo=
+github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
+github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
+github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
+github.com/smartystreets/goconvey v1.6.4 h1:fv0U8FUIMPNf1L9lnHLvLhgicrIVChEkdzIKYqbNC9s=
+github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384 h1:TFlARGu6Czu1z7q93HTxcP1P+/ZFC/IKythI5RzrnRg=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=

httpin.go

@@ -6,6 +6,9 @@ import (
 	"net/http"
 )
 
+type JSON struct{}
+type XML struct{}
+
 func New(inputStruct interface{}) Middleware {
 	engine, err := NewEngine(inputStruct)
 	if err != nil {

kv.go

@@ -69,6 +69,10 @@ func isTimeType(typ reflect.Type) bool {
 	return typ == timeType
 }
 
+func isArrayType(typ reflect.Type) bool {
+	return typ.Kind() == reflect.Array || typ.Kind() == reflect.Slice
+}
+
 func setField(fv reflect.Value, formValue []string) error {
 	if len(formValue) == 0 {
 		// TODO(ggicci): throw an error if decorator like "required" set?

kv_test.go

@@ -12,48 +12,61 @@ import (
 )
 
 type Pagination struct {
-	Page    int `query:"page"`
-	PerPage int `query:"per_page"`
+	Page    int `in:"query.page"`
+	PerPage int `in:"query.per_page"`
+}
+
+type Authorization struct {
+	AccessToken string `in:"query.access_token,header.x-api-token"`
 }
 
 // ChaosQuery is designed to make the normal case test coverage higher.
 type ChaosQuery struct {
 	// Basic Types
-	BoolValue       bool       `query:"bool"`
-	IntValue        int        `query:"int"`
-	Int8Value       int8       `query:"int8"`
-	Int16Value      int16      `query:"int16"`
-	Int32Value      int32      `query:"int32"`
-	Int64Value      int64      `query:"int64"`
-	UintValue       uint       `query:"uint"`
-	Uint8Value      uint8      `query:"uint8"`
-	Uint16Value     uint16     `query:"uint16"`
-	Uint32Value     uint32     `query:"uint32"`
-	Uint64Value     uint64     `query:"uint64"`
-	Float32Value    float32    `query:"float32"`
-	Float64Value    float64    `query:"float64"`
-	Complex64Value  complex64  `query:"complex64"`
-	Complex128Value complex128 `query:"complex128"`
-	StringValue     string     `query:"string"`
+	BoolValue       bool       `in:"query.bool"`
+	IntValue        int        `in:"query.int"`
+	Int8Value       int8       `in:"query.int8"`
+	Int16Value      int16      `in:"query.int16"`
+	Int32Value      int32      `in:"query.int32"`
+	Int64Value      int64      `in:"query.int64"`
+	UintValue       uint       `in:"query.uint"`
+	Uint8Value      uint8      `in:"query.uint8"`
+	Uint16Value     uint16     `in:"query.uint16"`
+	Uint32Value     uint32     `in:"query.uint32"`
+	Uint64Value     uint64     `in:"query.uint64"`
+	Float32Value    float32    `in:"query.float32"`
+	Float64Value    float64    `in:"query.float64"`
+	Complex64Value  complex64  `in:"query.complex64"`
+	Complex128Value complex128 `in:"query.complex128"`
+	StringValue     string     `in:"query.string"`
 
 	// Time Type
-	TimeValue time.Time `query:"time"`
+	TimeValue time.Time `in:"query.time"`
 
 	// Array
-	BoolList   []bool      `query:"bools"`
-	IntList    []int       `query:"ints"`
-	FloatList  []float64   `query:"floats"`
-	StringList []string    `query:"strings"`
-	TimeList   []time.Time `query:"times"`
+	BoolList   []bool      `in:"query.bools"`
+	IntList    []int       `in:"query.ints"`
+	FloatList  []float64   `in:"query.floats"`
+	StringList []string    `in:"query.strings"`
+	TimeList   []time.Time `in:"query.times"`
+}
+
+type ProductLocation struct {
+	Area   string `json:"area" xml:"area"`
+	Floor  int    `json:"fl" xml:"fl"`
+	Number int    `json:"no" xml:"no"`
 }
 
 type ProductQuery struct {
-	CreatedAt time.Time `query:"created_at"`
-	Color     string    `query:"color"`
-	IsSoldout bool      `query:"is_soldout"`
-	SortBy    []string  `query:"sort_by"`
-	SortDesc  []bool    `query:"sort_desc"`
+	CreatedAt time.Time `in:"query.created_at,required"`
+	Color     string    `in:"query.color"`
+	IsSoldout bool      `in:"query.is_soldout"`
+	SortBy    []string  `in:"query.sort_by"`
+	SortDesc  []bool    `in:"query.sort_desc"`
+	Authorization
 	Pagination
+
+	Locations []ProductLocation `in:"body,json"`
 }
 
 type ObjectID struct {
@@ -64,13 +77,13 @@ type ObjectID struct {
 }
 
 type Cursor struct {
-	AfterMarker  ObjectID `query:"after"`
-	BeforeMarker ObjectID `query:"before"`
-	Limit        int      `query:"limit"`
+	AfterMarker  ObjectID `in:"query.after"`
+	BeforeMarker ObjectID `in:"query.before"`
+	Limit        int      `in:"query.limit"`
 }
 
 type MessageQuery struct {
-	UserId string `query:"uid"`
+	UserId string `in:"query.uid"`
 	Cursor
 }
 
@@ -80,7 +93,7 @@ type PositionXY struct {
 }
 
 type PointsQuery struct {
-	Positions []PositionXY `query:"positions"`
+	Positions []PositionXY `in:"query.positions"`
 }
 
 func TestKV_NormalCase(t *testing.T) {

patch.go

@@ -0,0 +1 @@
+package httpin

patch_test.go

@@ -0,0 +1,9 @@
+package httpin_test
+
+import "github.com/ggicci/httpin"
+
+type ProductPatch struct {
+	Title    httpin.String `json:"title"`
+	Color    httpin.String `json:"color"`
+	Quantity httpin.Int    `json:"quantity"`
+}

resolver.go

@@ -1,7 +1,7 @@
 package httpin
 
 import (
-	"bytes"
+	"errors"
 	"fmt"
 	"reflect"
 	"strings"
@@ -11,62 +11,51 @@ type Resolver interface {
 	Resolve([]byte) interface{}
 }
 
-type ResolverContext struct {
-	Source   string // e.g. query, header, body
-	Key      string // e.g. page, x-api-token
-	resolver Resolver
-}
-
-type TypeResolver struct {
+type FieldResolver struct {
 	Type       reflect.Type
 	Field      reflect.StructField
-	Resolvers []ResolverContext
 	Path       []string
-	Fields    []TypeResolver
+	Directives []*Directive
+	Fields     []*FieldResolver
 }
 
-func (r *TypeResolver) IsRoot() bool {
+func (r *FieldResolver) IsRoot() bool {
 	return r.Field.Name == ""
 }
 
-func BuildTypeResolver(t reflect.Type) (TypeResolver, error) {
-	return buildTypeResolver(t)
+// BuildFieldResolver builds a resolver for the specified struct type.
+// Which helps resolving fields data from input sources.
+func BuildFieldResolver(t reflect.Type) (*FieldResolver, error) {
+	if t.Kind() != reflect.Struct {
+		return nil, errors.New("input type must be struct")
 	}
 
-func (r *TypeResolver) dump(buffer *bytes.Buffer, indent int) {
-	// indent
-	buffer.WriteString(fmt.Sprintf("%s-", strings.Repeat(" ", indent)))
-
-	// field name
-	if !r.IsRoot() {
-		buffer.WriteString(" [" + r.Field.Name + "]")
+	root := &FieldResolver{Type: t}
+	for i := 0; i < t.NumField(); i++ {
+		fieldResolver, err := buildFieldResolver(root, t.Field(i))
+		if err != nil {
+			return root, err
+		}
+		root.Fields = append(root.Fields, fieldResolver)
 	}
 
-	// type
-	buffer.WriteString(" " + r.Type.String())
-	buffer.WriteString(fmt.Sprintf(" (%d)", len(r.Fields)))
-	buffer.WriteString("\n")
-
-	for _, field := range r.Fields {
-		field.dump(buffer, indent+4)
-	}
+	return root, nil
 }
 
-func (t *TypeResolver) DumpTree() string {
-	var buffer bytes.Buffer
-	buffer.WriteString("\n")
-	t.dump(&buffer, 0)
-	return string(buffer.Bytes())
-}
-
-func buildTypeResolver(t reflect.Type) (TypeResolver, error) {
-	root := TypeResolver{
+func buildFieldResolver(parent *FieldResolver, field reflect.StructField) (*FieldResolver, error) {
+	t := field.Type
+	root := &FieldResolver{
 		Type:  t,
-		Field:     reflect.StructField{},
-		Resolvers: nil,
-		Path:      []string{},
-		Fields:    make([]TypeResolver, 0),
+		Field: field,
+		Path:  make([]string, len(parent.Path)+1),
 	}
+	copy(root.Path, parent.Path)
+	root.Path[len(root.Path)-1] = field.Name
+	directives, err := parseStructTag(field)
+	if err != nil {
+		return nil, fmt.Errorf("parse struct tag error: %w", err)
+	}
+	root.Directives = directives
 
 	if isBasicType(t) {
 		return root, nil
@@ -76,15 +65,17 @@ func buildTypeResolver(t reflect.Type) (TypeResolver, error) {
 		return root, nil
 	}
 
+	if isArrayType(t) {
+		return root, nil
+	}
+
 	if t.Kind() == reflect.Struct {
 		for i := 0; i < t.NumField(); i++ {
-			field := t.Field(i)
-			child, err := buildTypeResolver(field.Type)
+			fieldResolver, err := buildFieldResolver(root, t.Field(i))
 			if err != nil {
 				return root, err
 			}
-			child.Field = field
-			root.Fields = append(root.Fields, child)
+			root.Fields = append(root.Fields, fieldResolver)
 		}
 
 		return root, nil
@@ -92,3 +83,22 @@ func buildTypeResolver(t reflect.Type) (TypeResolver, error) {
 
 	return root, UnsupportedTypeError{Type: t}
 }
+
+func parseStructTag(field reflect.StructField) ([]*Directive, error) {
+	directives := make([]*Directive, 0)
+	// Parse and build resolvers from field struct tag. Tag examples:
+	// "query.name"
+	// "query.access_token,header.x-api-token"
+	inTag := field.Tag.Get("in")
+	if inTag == "" {
+		return directives, nil // skip
+	}
+	for _, key := range strings.Split(inTag, ",") {
+		directive, err := BuildDirective(key)
+		if err != nil {
+			return nil, err
+		}
+		directives = append(directives, directive)
+	}
+	return directives, nil
+}

resolver_test.go

@@ -1,6 +1,7 @@
 package httpin_test
 
 import (
+	"encoding/json"
 	"reflect"
 	"testing"
 
@@ -8,15 +9,11 @@ import (
 )
 
 func TestResolver_Build(t *testing.T) {
-	resolver, err := httpin.BuildTypeResolver(reflect.TypeOf(ProductQuery{}))
+	resolver, err := httpin.BuildFieldResolver(reflect.TypeOf(ProductQuery{}))
 	if err != nil {
-		t.Error("build type resolver failed")
+		t.Error("build resolver failed:", err)
 		t.Fail()
 	}
-	debug := resolver.DumpTree()
-	if len(debug) == 0 {
-		t.Error("empty tree")
-		t.Fail()
-	}
-	t.Log(debug)
+	jsonContent, _ := json.Marshal(resolver)
+	t.Log(string(jsonContent))
 }

types.go

@@ -1,173 +1,448 @@
 package httpin
 
-import "time"
+import (
+	"encoding/json"
+	"time"
+)
 
 type Bool struct {
 	Value bool
 	Valid bool // Valid is true if the corresponding key were found in the source
 }
 
+func (t Bool) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Bool) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int struct {
 	Value int
 	Valid bool
 }
 
+func (t Int) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int8 struct {
 	Value int8
 	Valid bool
 }
 
+func (t Int8) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int8) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int16 struct {
 	Value int16
 	Valid bool
 }
 
+func (t Int16) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int16) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int32 struct {
 	Value int32
 	Valid bool
 }
 
+func (t Int32) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int32) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int64 struct {
 	Value int64
 	Valid bool
 }
 
+func (t Int64) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int64) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint struct {
 	Value uint
 	Valid bool
 }
 
+func (t Uint) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint8 struct {
 	Value uint8
 	Valid bool
 }
 
+func (t Uint8) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint8) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint16 struct {
 	Value uint16
 	Valid bool
 }
 
+func (t Uint16) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint16) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint32 struct {
 	Value uint32
 	Valid bool
 }
 
+func (t Uint32) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint32) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint64 struct {
 	Value uint64
 	Valid bool
 }
 
+func (t Uint64) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint64) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Float32 struct {
 	Value float32
 	Valid bool
 }
 
+func (t Float32) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Float32) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Float64 struct {
 	Value float64
 	Valid bool
 }
 
+func (t Float64) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Float64) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Complex64 struct {
 	Value complex64
 	Valid bool
 }
 
+func (t Complex64) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Complex64) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Complex128 struct {
 	Value complex128
 	Valid bool
 }
 
+func (t Complex128) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Complex128) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type String struct {
 	Value string
 	Valid bool
 }
 
+func (t String) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *String) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Time struct {
 	Value time.Time
 	Valid bool
 }
 
+func (t Time) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Time) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type BoolArray struct {
 	Value []bool
 	Valid bool
 }
 
+func (t BoolArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *BoolArray) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type IntArray struct {
 	Value []int
 	Valid bool
 }
 
+func (t IntArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *IntArray) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int8Array struct {
 	Value []int8
 	Valid bool
 }
 
+func (t Int8Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int8Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int16Array struct {
 	Value []int16
 	Valid bool
 }
 
+func (t Int16Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int16Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int32Array struct {
 	Value []int32
 	Valid bool
 }
 
+func (t Int32Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int32Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Int64Array struct {
 	Value []int64
 	Valid bool
 }
 
+func (t Int64Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Int64Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type UintArray struct {
 	Value []uint
 	Valid bool
 }
 
+func (t UintArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *UintArray) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint8Array struct {
 	Value []uint8
 	Valid bool
 }
 
+func (t Uint8Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint8Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint16Array struct {
 	Value []uint16
 	Valid bool
 }
 
+func (t Uint16Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint16Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint32Array struct {
 	Value []uint32
 	Valid bool
 }
 
+func (t Uint32Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint32Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Uint64Array struct {
 	Value []uint64
 	Valid bool
 }
 
+func (t Uint64Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Uint64Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Float32Array struct {
 	Value []float32
 	Valid bool
 }
 
+func (t Float32Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Float32Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Float64Array struct {
 	Value []float64
 	Valid bool
 }
 
+func (t Float64Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Float64Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Complex64Array struct {
 	Value []complex64
 	Valid bool
 }
 
+func (t Complex64Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Complex64Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type Complex128Array struct {
 	Value []complex128
 	Valid bool
 }
 
+func (t Complex128Array) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *Complex128Array) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type StringArray struct {
 	Value []string
 	Valid bool
 }
 
+func (t StringArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *StringArray) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}
+
 type TimeArray struct {
 	Value []time.Time
 	Valid bool
 }
+
+func (t TimeArray) MarshalJSON() ([]byte, error) {
+	return json.Marshal(t.Value)
+}
+
+func (t *TimeArray) UnmarshalJSON(data []byte) error {
+	return json.Unmarshal(data, &t.Value)
+}

types_test.go

@@ -0,0 +1,122 @@
+package httpin_test
+
+import (
+	"encoding/json"
+	"testing"
+	"time"
+
+	"github.com/ggicci/httpin"
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestTypes_Bool(t *testing.T) {
+	var v httpin.Bool
+
+	Convey("Marshal Bool", t, func() {
+		So(json.Unmarshal([]byte("true"), &v), ShouldBeNil)
+		So(v.Value, ShouldBeTrue)
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal Bool", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("true"))
+	})
+}
+
+func TestTypes_Int(t *testing.T) {
+	var v httpin.Int
+
+	Convey("Marshal Int", t, func() {
+		So(json.Unmarshal([]byte("2015"), &v), ShouldBeNil)
+		So(v.Value, ShouldEqual, 2015)
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal Int", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("2015"))
+	})
+}
+
+func TestTypes_Uint(t *testing.T) {
+	var v httpin.Uint
+
+	Convey("Marshal Int", t, func() {
+		So(json.Unmarshal([]byte("2045"), &v), ShouldBeNil)
+		So(v.Value, ShouldEqual, 2045)
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal Int", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("2045"))
+	})
+}
+
+func TestTypes_Float32(t *testing.T) {
+	var v httpin.Float32
+
+	Convey("Marshal Float32", t, func() {
+		So(json.Unmarshal([]byte("3.1415"), &v), ShouldBeNil)
+		So(v.Value, ShouldEqual, 3.1415)
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal Float32", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("3.1415"))
+	})
+}
+
+func TestTypes_Time(t *testing.T) {
+	var v httpin.Time
+
+	Convey("Marshal Time", t, func() {
+		So(json.Unmarshal([]byte("1991-11-10T08:00:00+08:00"), &v), ShouldBeNil)
+		So(v.Value, ShouldEqual, time.Date(1991, 11, 10, 8, 0, 0, 0, time.FixedZone("E8", 8*3600)))
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal Time", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("1991-11-10T08:00:00+08:00"))
+	})
+}
+
+func TestTypes_BoolArray(t *testing.T) {
+	var v httpin.BoolArray
+
+	Convey("Marshal BoolArray", t, func() {
+		So(json.Unmarshal([]byte("[true, false, true]"), &v), ShouldBeNil)
+		So(v.Value, ShouldResemble, []bool{true, false, true})
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal BoolArray", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("[true,false,true]"))
+	})
+}
+
+func TestTypes_IntArray(t *testing.T) {
+	var v httpin.IntArray
+
+	Convey("Marshal IntArray", t, func() {
+		So(json.Unmarshal([]byte("[9, 12, 1024]"), &v), ShouldBeNil)
+		So(v.Value, ShouldResemble, []int{9, 12, 1024})
+		So(v.Valid, ShouldBeFalse)
+	})
+
+	Convey("Unmarshal IntArray", t, func() {
+		bs, err := json.Marshal(v)
+		So(err, ShouldBeNil)
+		So(bs, ShouldResemble, []byte("[9,12,1024]"))
+	})
+}