package test

import (
	"git.sxidc.com/go-framework/baize/framework/core/tag/assign"
	"git.sxidc.com/go-tools/utils/strutils"
	"github.com/pkg/errors"
	"math/rand"
	"strings"
	"testing"
	"time"
)

type AssignTagFrom struct {
	StringField           string              `assign:"toField:StringField"`
	BoolField             bool                `assign:"toField:BoolField"`
	IntField              int                 `assign:"toField:IntField"`
	Int8Field             int8                `assign:"toField:Int8Field"`
	Int16Field            int16               `assign:"toField:Int16Field"`
	Int32Field            int32               `assign:"toField:Int32Field"`
	Int64Field            int64               `assign:"toField:Int64Field"`
	UintField             uint                `assign:"toField:UintField"`
	Uint8Field            uint8               `assign:"toField:Uint8Field"`
	Uint16Field           uint16              `assign:"toField:Uint16Field"`
	Uint32Field           uint32              `assign:"toField:Uint32Field"`
	Uint64Field           uint64              `assign:"toField:Uint64Field"`
	Float32Field          float32             `assign:"toField:Float32Field"`
	Float64Field          float64             `assign:"toField:Float64Field"`
	MapField              map[string]string   `assign:"toField:MapField"`
	ChanField             chan any            `assign:"toField:ChanField"`
	FuncField             func() string       `assign:"toField:FuncField"`
	StructField           struct{ ID string } `assign:"toField:StructField"`
	FromTimeToStringField time.Time           `assign:"toField:FromTimeToStringField"`
	FromTimeToTimeField   time.Time           `assign:"toField:FromTimeToTimeField"`
	FromStringToTimeField string              `assign:"toField:FromStringToTimeField"`
}

type AssignTagFromPointerField struct {
	StringField           *string              `assign:"toField:StringField"`
	BoolField             *bool                `assign:"toField:BoolField"`
	IntField              *int                 `assign:"toField:IntField"`
	Int8Field             *int8                `assign:"toField:Int8Field"`
	Int16Field            *int16               `assign:"toField:Int16Field"`
	Int32Field            *int32               `assign:"toField:Int32Field"`
	Int64Field            *int64               `assign:"toField:Int64Field"`
	UintField             *uint                `assign:"toField:UintField"`
	Uint8Field            *uint8               `assign:"toField:Uint8Field"`
	Uint16Field           *uint16              `assign:"toField:Uint16Field"`
	Uint32Field           *uint32              `assign:"toField:Uint32Field"`
	Uint64Field           *uint64              `assign:"toField:Uint64Field"`
	Float32Field          *float32             `assign:"toField:Float32Field"`
	Float64Field          *float64             `assign:"toField:Float64Field"`
	MapField              *map[string]string   `assign:"toField:MapField"`
	ChanField             *chan any            `assign:"toField:ChanField"`
	FuncField             *func() string       `assign:"toField:FuncField"`
	StructField           *struct{ ID string } `assign:"toField:StructField"`
	FromTimeToStringField *time.Time           `assign:"toField:FromTimeToStringField"`
	FromTimeToTimeField   *time.Time           `assign:"toField:FromTimeToTimeField"`
	FromStringToTimeField *string              `assign:"toField:FromStringToTimeField"`
}

type AssignTagTo struct {
	StringField           string
	BoolField             bool
	IntField              int
	Int8Field             int8
	Int16Field            int16
	Int32Field            int32
	Int64Field            int64
	UintField             uint
	Uint8Field            uint8
	Uint16Field           uint16
	Uint32Field           uint32
	Uint64Field           uint64
	Float32Field          float32
	Float64Field          float64
	MapField              map[string]string
	ChanField             chan any
	FuncField             func() string
	StructField           struct{ ID string }
	FromTimeToStringField string
	FromTimeToTimeField   time.Time
	FromStringToTimeField time.Time
}

func (to AssignTagTo) checkFields(t *testing.T, from AssignTagFrom) {
	if from.StringField != to.StringField {
		t.Fatalf("%+v\n", errors.Errorf("StringField not equal: from %v, to %v",
			from.StringField, to.StringField))
	}

	if from.BoolField != to.BoolField {
		t.Fatalf("%+v\n", errors.Errorf("BoolField not equal: from %v, to %v",
			from.BoolField, to.BoolField))
	}

	if from.IntField != to.IntField {
		t.Fatalf("%+v\n", errors.Errorf("IntField not equal: from %v, to %v",
			from.IntField, to.IntField))
	}

	if from.Int8Field != to.Int8Field {
		t.Fatalf("%+v\n", errors.Errorf("Int8Field not equal: from %v, to %v",
			from.Int8Field, to.Int8Field))
	}

	if from.Int16Field != to.Int16Field {
		t.Fatalf("%+v\n", errors.Errorf("Int16Field not equal: from %v, to %v",
			from.Int16Field, to.Int16Field))
	}

	if from.Int32Field != to.Int32Field {
		t.Fatalf("%+v\n", errors.Errorf("Int32Field not equal: from %v, to %v",
			from.Int32Field, to.Int32Field))
	}

	if from.Int64Field != to.Int64Field {
		t.Fatalf("%+v\n", errors.Errorf("Int64Field not equal: from %v, to %v",
			from.Int64Field, to.Int64Field))
	}

	if from.UintField != to.UintField {
		t.Fatalf("%+v\n", errors.Errorf("UintField not equal: from %v, to %v",
			from.UintField, to.UintField))
	}

	if from.Uint8Field != to.Uint8Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint8Field not equal: from %v, to %v",
			from.Uint8Field, to.Uint8Field))
	}

	if from.Uint16Field != to.Uint16Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint16Field not equal: from %v, to %v",
			from.Uint16Field, to.Uint16Field))
	}

	if from.Uint32Field != to.Uint32Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint32Field not equal: from %v, to %v",
			from.Uint32Field, to.Uint32Field))
	}

	if from.Uint64Field != to.Uint64Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint64Field not equal: from %v, to %v",
			from.Uint64Field, to.Uint64Field))
	}

	if from.Float32Field != to.Float32Field {
		t.Fatalf("%+v\n", errors.Errorf("Float32Field not equal: from %v, to %v",
			from.Float32Field, to.Float32Field))
	}

	if from.Float64Field != to.Float64Field {
		t.Fatalf("%+v\n", errors.Errorf("Float64Field not equal: from %v, to %v",
			from.Float64Field, to.Float64Field))
	}

	for key, value := range from.MapField {
		if value != to.MapField[key] {
			t.Fatalf("%+v\n", errors.Errorf("MapField not equal: from %v, to %v",
				value, to.MapField[key]))
		}
	}

	if from.ChanField != to.ChanField {
		t.Fatalf("%+v\n", errors.Errorf("ChanField not equal: from %v, to %v",
			from.ChanField, to.ChanField))
	}

	if from.FuncField() != to.FuncField() {
		t.Fatalf("%+v\n", errors.Errorf("FuncField not equal: from %v, to %v",
			from.FuncField(), to.FuncField()))
	}

	if from.StructField.ID != to.StructField.ID {
		t.Fatalf("%+v\n", errors.Errorf("StructField not equal: from %v, to %v",
			from.StructField.ID, to.StructField.ID))
	}

	if from.FromTimeToStringField.Format(time.DateTime) != to.FromTimeToStringField {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not equal: from %v, to %v",
			from.FromTimeToStringField.Format(time.DateTime), to.FromTimeToStringField))
	}

	if from.FromTimeToTimeField.Format(time.DateTime) != to.FromTimeToTimeField.Format(time.DateTime) {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToTimeField not equal: from %v, to %v",
			from.FromTimeToTimeField.Format(time.DateTime), to.FromTimeToTimeField.Format(time.DateTime)))
	}

	if from.FromStringToTimeField != to.FromStringToTimeField.Format(time.DateTime) {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not equal: from %v, to %v",
			from.FromStringToTimeField, to.FromStringToTimeField.Format(time.DateTime)))
	}
}

func (to AssignTagTo) checkNil(t *testing.T) {
	if to.StringField != "" {
		t.Fatalf("%+v\n", errors.New("StringField not zero"))
	}

	if to.BoolField != false {
		t.Fatalf("%+v\n", errors.New("BoolField not zero"))
	}

	if to.IntField != 0 {
		t.Fatalf("%+v\n", errors.New("IntField not zero"))
	}

	if to.Int8Field != 0 {
		t.Fatalf("%+v\n", errors.New("Int8Field not zero"))
	}

	if to.Int16Field != 0 {
		t.Fatalf("%+v\n", errors.New("Int16Field not zero"))
	}

	if to.Int32Field != 0 {
		t.Fatalf("%+v\n", errors.New("Int32Field not zero"))
	}

	if to.Int64Field != 0 {
		t.Fatalf("%+v\n", errors.New("Int64Field not zero"))
	}

	if to.UintField != 0 {
		t.Fatalf("%+v\n", errors.New("UintField not zero"))
	}

	if to.Uint8Field != 0 {
		t.Fatalf("%+v\n", errors.New("Uint8Field not zero"))
	}

	if to.Uint16Field != 0 {
		t.Fatalf("%+v\n", errors.New("Uint16Field not zero"))
	}

	if to.Uint32Field != 0 {
		t.Fatalf("%+v\n", errors.New("Uint32Field not zero"))
	}

	if to.Uint64Field != 0 {
		t.Fatalf("%+v\n", errors.New("Uint64Field not zero"))
	}

	if to.Float32Field != 0 {
		t.Fatalf("%+v\n", errors.New("Float32Field not zero"))
	}

	if to.Float64Field != 0 {
		t.Fatalf("%+v\n", errors.New("Float64Field not zero"))
	}

	if to.MapField != nil {
		t.Fatalf("%+v\n", errors.New("MapField not zero"))
	}

	if to.ChanField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not zero"))
	}

	if to.FuncField != nil {
		t.Fatalf("%+v\n", errors.New("FuncField not zero"))
	}

	if to.StructField.ID != "" {
		t.Fatalf("%+v\n", errors.New("StructField not zero"))
	}

	if to.FromTimeToStringField != "" {
		t.Fatalf("%+v\n", errors.New("FromTimeToStringField not zero"))
	}

	if !to.FromTimeToTimeField.IsZero() {
		t.Fatalf("%+v\n", errors.New("FromTimeToTimeField not zero"))
	}

	if !to.FromStringToTimeField.IsZero() {
		t.Fatalf("%+v\n", errors.New("FromStringToTimeField not zero"))
	}
}

type AssignTagToPointerField struct {
	StringField           *string
	BoolField             *bool
	IntField              *int
	Int8Field             *int8
	Int16Field            *int16
	Int32Field            *int32
	Int64Field            *int64
	UintField             *uint
	Uint8Field            *uint8
	Uint16Field           *uint16
	Uint32Field           *uint32
	Uint64Field           *uint64
	Float32Field          *float32
	Float64Field          *float64
	MapField              *map[string]string
	ChanField             *chan any
	FuncField             *func() string
	StructField           *struct{ ID string }
	FromTimeToStringField *string
	FromTimeToTimeField   *time.Time
	FromStringToTimeField *time.Time
}

func (to AssignTagToPointerField) checkFields(t *testing.T, from AssignTagFrom) {
	if from.StringField != *to.StringField {
		t.Fatalf("%+v\n", errors.Errorf("StringField not equal: from %v, to %v",
			from.StringField, *to.StringField))
	}

	if from.BoolField != *to.BoolField {
		t.Fatalf("%+v\n", errors.Errorf("BoolField not equal: from %v, to %v",
			from.BoolField, *to.BoolField))
	}

	if from.IntField != *to.IntField {
		t.Fatalf("%+v\n", errors.Errorf("IntField not equal: from %v, to %v",
			from.IntField, *to.IntField))
	}

	if from.Int8Field != *to.Int8Field {
		t.Fatalf("%+v\n", errors.Errorf("Int8Field not equal: from %v, to %v",
			from.Int8Field, *to.Int8Field))
	}

	if from.Int16Field != *to.Int16Field {
		t.Fatalf("%+v\n", errors.Errorf("Int16Field not equal: from %v, to %v",
			from.Int16Field, *to.Int16Field))
	}

	if from.Int32Field != *to.Int32Field {
		t.Fatalf("%+v\n", errors.Errorf("Int32Field not equal: from %v, to %v",
			from.Int32Field, *to.Int32Field))
	}

	if from.Int64Field != *to.Int64Field {
		t.Fatalf("%+v\n", errors.Errorf("Int64Field not equal: from %v, to %v",
			from.Int64Field, *to.Int64Field))
	}

	if from.UintField != *to.UintField {
		t.Fatalf("%+v\n", errors.Errorf("UintField not equal: from %v, to %v",
			from.UintField, *to.UintField))
	}

	if from.Uint8Field != *to.Uint8Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint8Field not equal: from %v, to %v",
			from.Uint8Field, *to.Uint8Field))
	}

	if from.Uint16Field != *to.Uint16Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint16Field not equal: from %v, to %v",
			from.Uint16Field, *to.Uint16Field))
	}

	if from.Uint32Field != *to.Uint32Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint32Field not equal: from %v, to %v",
			from.Uint32Field, *to.Uint32Field))
	}

	if from.Uint64Field != *to.Uint64Field {
		t.Fatalf("%+v\n", errors.Errorf("Uint64Field not equal: from %v, to %v",
			from.Uint64Field, *to.Uint64Field))
	}

	if from.Float32Field != *to.Float32Field {
		t.Fatalf("%+v\n", errors.Errorf("Float32Field not equal: from %v, to %v",
			from.Float32Field, *to.Float32Field))
	}

	if from.Float64Field != *to.Float64Field {
		t.Fatalf("%+v\n", errors.Errorf("Float64Field not equal: from %v, to %v",
			from.Float64Field, *to.Float64Field))
	}

	for key, value := range from.MapField {
		if value != (*to.MapField)[key] {
			t.Fatalf("%+v\n", errors.Errorf("MapField not equal: from %v, to %v",
				value, (*to.MapField)[key]))
		}
	}

	if from.ChanField != *to.ChanField {
		t.Fatalf("%+v\n", errors.Errorf("ChanField not equal: from %v, to %v",
			from.ChanField, *to.ChanField))
	}

	if from.FuncField() != (*to.FuncField)() {
		t.Fatalf("%+v\n", errors.Errorf("FuncField not equal: from %v, to %v",
			from.FuncField(), (*to.FuncField)()))
	}

	if from.StructField.ID != (*to.StructField).ID {
		t.Fatalf("%+v\n", errors.Errorf("StructField not equal: from %v, to %v",
			from.StructField.ID, (*to.StructField).ID))
	}

	if from.FromTimeToStringField.Format(time.DateTime) != *to.FromTimeToStringField {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not equal: from %v, to %v",
			from.FromTimeToStringField.Format(time.DateTime), to.FromTimeToStringField))
	}

	if from.FromTimeToTimeField.Format(time.DateTime) != (*to.FromTimeToTimeField).Format(time.DateTime) {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToTimeField not equal: from %v, to %v",
			from.FromTimeToTimeField.Format(time.DateTime), (*to.FromTimeToTimeField).Format(time.DateTime)))
	}

	if from.FromStringToTimeField != (*to.FromStringToTimeField).Format(time.DateTime) {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not equal: from %v, to %v",
			from.FromStringToTimeField, (*to.FromStringToTimeField).Format(time.DateTime)))
	}
}

func (to AssignTagToPointerField) checkNil(t *testing.T) {
	if to.StringField != nil {
		t.Fatalf("%+v\n", errors.New("StringField not nil"))
	}

	if to.BoolField != nil {
		t.Fatalf("%+v\n", errors.New("BoolField not nil"))
	}

	if to.IntField != nil {
		t.Fatalf("%+v\n", errors.New("IntField not nil"))
	}

	if to.Int8Field != nil {
		t.Fatalf("%+v\n", errors.New("Int8Field not nil"))
	}

	if to.Int16Field != nil {
		t.Fatalf("%+v\n", errors.New("Int16Field not nil"))
	}

	if to.Int32Field != nil {
		t.Fatalf("%+v\n", errors.New("Int32Field not nil"))
	}

	if to.Int64Field != nil {
		t.Fatalf("%+v\n", errors.New("Int64Field not nil"))
	}

	if to.UintField != nil {
		t.Fatalf("%+v\n", errors.New("UintField not nil"))
	}

	if to.Uint8Field != nil {
		t.Fatalf("%+v\n", errors.New("Uint8Field not nil"))
	}

	if to.Uint16Field != nil {
		t.Fatalf("%+v\n", errors.New("Uint16Field not nil"))
	}

	if to.Uint32Field != nil {
		t.Fatalf("%+v\n", errors.New("Uint32Field not nil"))
	}

	if to.Uint64Field != nil {
		t.Fatalf("%+v\n", errors.New("Uint64Field not nil"))
	}

	if to.Float32Field != nil {
		t.Fatalf("%+v\n", errors.New("Float32Field not nil"))
	}

	if to.Float64Field != nil {
		t.Fatalf("%+v\n", errors.New("Float64Field not nil"))
	}

	if to.MapField != nil {
		t.Fatalf("%+v\n", errors.New("MapField not nil"))
	}

	if to.ChanField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}

	if to.FuncField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}

	if to.StructField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}

	if to.FromTimeToStringField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}

	if to.FromTimeToTimeField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}

	if to.FromStringToTimeField != nil {
		t.Fatalf("%+v\n", errors.New("ChanField not nil"))
	}
}

func TestAssignTagDefaultUsage(t *testing.T) {
	stringField := strutils.SimpleUUID()
	boolField := rand.Intn(2) == 0
	intField := rand.Int()
	int8Field := int8(rand.Int())
	int16Field := int16(rand.Int())
	int32Field := int32(rand.Int())
	int64Field := int64(rand.Int())
	uintField := uint(rand.Int())
	uint8Field := uint8(rand.Int())
	uint16Field := uint16(rand.Int())
	uint32Field := uint32(rand.Int())
	uint64Field := uint64(rand.Int())
	float32Field := rand.Float32()
	float64Field := rand.Float64()
	mapField := map[string]string{strutils.SimpleUUID(): strutils.SimpleUUID()}
	chanField := make(chan any)
	returnValue := strutils.SimpleUUID()
	funcField := func() string { return returnValue }
	structField := struct{ ID string }{ID: strutils.SimpleUUID()}
	fromTimeToStringField := time.Now().Local()
	fromTimeToTimeField := time.Now().Local()
	fromStringToTimeField := time.Now().Local().Format(time.DateTime)

	from := AssignTagFrom{
		StringField:           stringField,
		BoolField:             boolField,
		IntField:              intField,
		Int8Field:             int8Field,
		Int16Field:            int16Field,
		Int32Field:            int32Field,
		Int64Field:            int64Field,
		UintField:             uintField,
		Uint8Field:            uint8Field,
		Uint16Field:           uint16Field,
		Uint32Field:           uint32Field,
		Uint64Field:           uint64Field,
		Float32Field:          float32Field,
		Float64Field:          float64Field,
		MapField:              mapField,
		ChanField:             chanField,
		FuncField:             funcField,
		StructField:           structField,
		FromTimeToStringField: fromTimeToStringField,
		FromTimeToTimeField:   fromTimeToTimeField,
		FromStringToTimeField: fromStringToTimeField,
	}

	fromPointer := AssignTagFromPointerField{
		StringField:           &stringField,
		BoolField:             &boolField,
		IntField:              &intField,
		Int8Field:             &int8Field,
		Int16Field:            &int16Field,
		Int32Field:            &int32Field,
		Int64Field:            &int64Field,
		UintField:             &uintField,
		Uint8Field:            &uint8Field,
		Uint16Field:           &uint16Field,
		Uint32Field:           &uint32Field,
		Uint64Field:           &uint64Field,
		Float32Field:          &float32Field,
		Float64Field:          &float64Field,
		MapField:              &mapField,
		ChanField:             &chanField,
		FuncField:             &funcField,
		StructField:           &structField,
		FromTimeToStringField: &fromTimeToStringField,
		FromTimeToTimeField:   &fromTimeToTimeField,
		FromStringToTimeField: &fromStringToTimeField,
	}

	fromPointerNil := AssignTagFromPointerField{}

	to := AssignTagTo{}
	toPointer := AssignTagToPointerField{}

	err := assign.DefaultUsage(from, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(from, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(fromPointer, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(fromPointer, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(from, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(from, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(fromPointer, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(fromPointer, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&from, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&from, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&fromPointer, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&fromPointer, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&from, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&from, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&fromPointer, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&fromPointer, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(fromPointerNil, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkNil(t)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(fromPointerNil, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkNil(t)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&fromPointerNil, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkNil(t)

	to = AssignTagTo{}
	toPointer = AssignTagToPointerField{}

	err = assign.DefaultUsage(&fromPointerNil, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkNil(t)
}

type AssignTagFromSlice struct {
	BasicField                          string               `assign:"toField:BasicField"`
	BasicSliceField                     []string             `assign:"toField:BasicSliceField"`
	TimeSliceField                      []time.Time          `assign:"toField:TimeSliceField"`
	StructSliceField                    []AssignTagFrom      `assign:"toField:StructSliceField"`
	MapSliceField                       []map[string]string  `assign:"toField:MapSliceField"`
	ChanSliceField                      []chan any           `assign:"toField:ChanSliceField"`
	FuncSliceField                      []func() string      `assign:"toField:FuncSliceField"`
	FromStringSliceToStringField        []string             `assign:"toField:FromStringSliceToStringField"`
	FromTimeToStringField               []time.Time          `assign:"toField:FromTimeToStringField"`
	FromStringToTimeField               []string             `assign:"toField:FromStringToTimeField"`
	BasicPointerSliceField              []*string            `assign:"toField:BasicPointerSliceField"`
	TimePointerSliceField               []*time.Time         `assign:"toField:TimePointerSliceField"`
	StructPointerSliceField             []*AssignTagFrom     `assign:"toField:StructPointerSliceField"`
	MapPointerSliceField                []*map[string]string `assign:"toField:MapPointerSliceField"`
	ChanPointerSliceField               []*chan any          `assign:"toField:ChanPointerSliceField"`
	FuncPointerSliceField               []*func() string     `assign:"toField:FuncPointerSliceField"`
	FromStringSliceToStringPointerField []*string            `assign:"toField:FromStringSliceToStringPointerField"`
	FromTimeToStringPointerField        []*time.Time         `assign:"toField:FromTimeToStringPointerField"`
	FromStringToTimePointerField        []*string            `assign:"toField:FromStringToTimePointerField"`
}

type AssignTagFromSlicePointerField struct {
	BasicField                          *string               `assign:"toField:BasicField"`
	BasicSliceField                     *[]string             `assign:"toField:BasicSliceField"`
	TimeSliceField                      *[]time.Time          `assign:"toField:TimeSliceField"`
	StructSliceField                    *[]AssignTagFrom      `assign:"toField:StructSliceField"`
	MapSliceField                       *[]map[string]string  `assign:"toField:MapSliceField"`
	ChanSliceField                      *[]chan any           `assign:"toField:ChanSliceField"`
	FuncSliceField                      *[]func() string      `assign:"toField:FuncSliceField"`
	FromStringSliceToStringField        *[]string             `assign:"toField:FromStringSliceToStringField"`
	FromTimeToStringField               *[]time.Time          `assign:"toField:FromTimeToStringField"`
	FromStringToTimeField               *[]string             `assign:"toField:FromStringToTimeField"`
	BasicPointerSliceField              *[]*string            `assign:"toField:BasicPointerSliceField"`
	TimePointerSliceField               *[]*time.Time         `assign:"toField:TimePointerSliceField"`
	StructPointerSliceField             *[]*AssignTagFrom     `assign:"toField:StructPointerSliceField"`
	MapPointerSliceField                *[]*map[string]string `assign:"toField:MapPointerSliceField"`
	ChanPointerSliceField               *[]*chan any          `assign:"toField:ChanPointerSliceField"`
	FuncPointerSliceField               *[]*func() string     `assign:"toField:FuncPointerSliceField"`
	FromStringSliceToStringPointerField *[]*string            `assign:"toField:FromStringSliceToStringPointerField"`
	FromTimeToStringPointerField        *[]*time.Time         `assign:"toField:FromTimeToStringPointerField"`
	FromStringToTimePointerField        *[]*string            `assign:"toField:FromStringToTimePointerField"`
}

type AssignTagToSlice struct {
	BasicField                          string
	BasicSliceField                     []string
	TimeSliceField                      []time.Time
	StructSliceField                    []AssignTagTo
	MapSliceField                       []map[string]string
	ChanSliceField                      []chan any
	FuncSliceField                      []func() string
	FromStringSliceToStringField        string
	FromTimeToStringField               []string
	FromStringToTimeField               []time.Time
	BasicPointerSliceField              []*string
	TimePointerSliceField               []*time.Time
	StructPointerSliceField             []*AssignTagTo
	MapPointerSliceField                []*map[string]string
	ChanPointerSliceField               []*chan any
	FuncPointerSliceField               []*func() string
	FromStringSliceToStringPointerField string
	FromTimeToStringPointerField        []*string
	FromStringToTimePointerField        []*time.Time
}

func (to AssignTagToSlice) checkFields(t *testing.T, from AssignTagFromSlice) {
	if from.BasicField != to.BasicField {
		t.Fatalf("%+v\n", errors.Errorf("BasicField not equal: from %v, to %v",
			from.BasicField, to.BasicField))
	}

	for i, value := range from.BasicSliceField {
		if value != to.BasicSliceField[i] {
			t.Fatalf("%+v\n", errors.Errorf("BasicSliceField not equal: from %v, to %v",
				value, to.BasicSliceField[i]))
		}
	}

	for i, value := range from.TimeSliceField {
		if !value.Equal(to.TimeSliceField[i]) {
			t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not equal: from %v, to %v",
				value, to.TimeSliceField[i]))
		}
	}

	for i, value := range from.StructSliceField {
		to.StructSliceField[i].checkFields(t, value)
	}

	for i, value := range from.MapSliceField {
		for k, v := range value {
			if v != to.MapSliceField[i][k] {
				t.Fatalf("%+v\n", errors.Errorf("MapSliceField not equal: from %v, to %v",
					value, to.MapSliceField[i][k]))
			}
		}
	}

	for i, value := range from.ChanSliceField {
		if value != to.ChanSliceField[i] {
			t.Fatalf("%+v\n", errors.Errorf("ChanSliceField not equal: from %v, to %v",
				value, to.ChanSliceField[i]))
		}
	}

	for i, value := range from.FuncSliceField {
		if value() != to.FuncSliceField[i]() {
			t.Fatalf("%+v\n", errors.Errorf("FuncSliceField not equal: from %v, to %v",
				value(), to.FuncSliceField[i]()))
		}
	}

	if strings.Join(from.FromStringSliceToStringField, "::") != to.FromStringSliceToStringField {
		t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringField not equal: from %v, to %v",
			strings.Join(from.FromStringSliceToStringField, "::"), to.FromStringSliceToStringField))
	}

	for i, value := range from.FromTimeToStringField {
		if value.Format(time.DateTime) != to.FromTimeToStringField[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not equal: from %v, to %v",
				value.Format(time.DateTime), to.FromTimeToStringField[i]))
		}
	}

	for i, value := range from.FromStringToTimeField {
		if value != to.FromStringToTimeField[i].Format(time.DateTime) {
			t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not equal: from %v, to %v",
				value, to.FromStringToTimeField[i].Format(time.DateTime)))
		}
	}

	for i, value := range from.BasicPointerSliceField {
		if *value != *to.BasicPointerSliceField[i] {
			t.Fatalf("%+v\n", errors.Errorf("BasicPointerSliceField not equal: from %v, to %v",
				value, to.BasicPointerSliceField[i]))
		}
	}

	for i, value := range from.TimePointerSliceField {
		if !value.Equal(*to.TimePointerSliceField[i]) {
			t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not equal: from %v, to %v",
				value, *to.TimePointerSliceField[i]))
		}
	}

	for i, value := range from.StructPointerSliceField {
		to.StructSliceField[i].checkFields(t, *value)
	}

	for i, value := range from.MapPointerSliceField {
		for k, v := range *value {
			if v != (*to.MapPointerSliceField[i])[k] {
				t.Fatalf("%+v\n", errors.Errorf("MapPointerSliceField not equal: from %v, to %v",
					value, (*to.MapPointerSliceField[i])[k]))
			}
		}
	}

	for i, value := range from.ChanPointerSliceField {
		if value != to.ChanPointerSliceField[i] {
			t.Fatalf("%+v\n", errors.Errorf("ChanPointerSliceField not equal: from %v, to %v",
				value, to.ChanPointerSliceField[i]))
		}
	}

	for i, value := range from.FuncPointerSliceField {
		if (*value)() != (*to.FuncPointerSliceField[i])() {
			t.Fatalf("%+v\n", errors.Errorf("FuncPointerSliceField not equal: from %v, to %v",
				(*value)(), (*to.FuncPointerSliceField[i])()))
		}
	}

	toStringSliceToStringSlice := strings.Split(to.FromStringSliceToStringPointerField, "::")
	for i, value := range from.FromStringSliceToStringPointerField {
		if *value != toStringSliceToStringSlice[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringPointerField not equal: from %v, to %v",
				*value, toStringSliceToStringSlice[i]))
		}
	}

	for i, value := range from.FromTimeToStringPointerField {
		if value.Format(time.DateTime) != *to.FromTimeToStringPointerField[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringPointerField not equal: from %v, to %v",
				value.Format(time.DateTime), *to.FromTimeToStringPointerField[i]))
		}
	}

	for i, value := range from.FromStringToTimePointerField {
		if *value != (*to.FromStringToTimePointerField[i]).Format(time.DateTime) {
			t.Fatalf("%+v\n", errors.Errorf("FromStringToTimePointerField not equal: from %v, to %v",
				*value, (*to.FromStringToTimePointerField[i]).Format(time.DateTime)))
		}
	}
}

func (to AssignTagToSlice) checkNil(t *testing.T) {
	if to.BasicField != "" {
		t.Fatalf("%+v\n", errors.Errorf("BasicField not zero"))
	}

	if to.BasicSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("BasicSliceField not nil"))
	}

	if to.TimeSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not nil"))
	}

	if to.StructSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("StructSliceField not nil"))
	}

	if to.MapSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("MapSliceField not nil"))
	}

	if to.ChanSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("ChanSliceField not nil"))
	}

	if to.FuncSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FuncSliceField not nil"))
	}

	if to.FromStringSliceToStringField != "" {
		t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringField not zero"))
	}

	if to.FromTimeToStringField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not nil"))
	}

	if to.FromStringToTimeField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not nil"))
	}

	if to.BasicPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("BasicPointerSliceField not nil"))
	}

	if to.TimePointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("TimePointerSliceField not nil"))
	}

	if to.StructPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("StructPointerSliceField not nil"))
	}

	if to.MapPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("MapPointerSliceField not nil"))
	}

	if to.ChanPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("ChanPointerSliceField not nil"))
	}

	if to.FuncPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FuncPointerSliceField not nil"))
	}

	if to.FromStringSliceToStringPointerField != "" {
		t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringPointerField not zero"))
	}

	if to.FromTimeToStringPointerField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringPointerField not nil"))
	}

	if to.FromStringToTimePointerField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimePointerField not nil"))
	}
}

type AssignTagToSlicePointerField struct {
	BasicField                          *string
	BasicSliceField                     *[]string
	TimeSliceField                      *[]time.Time
	StructSliceField                    *[]AssignTagTo
	MapSliceField                       *[]map[string]string
	ChanSliceField                      *[]chan any
	FuncSliceField                      *[]func() string
	FromStringSliceToStringField        *string
	FromTimeToStringField               *[]string
	FromStringToTimeField               *[]time.Time
	BasicPointerSliceField              *[]*string
	TimePointerSliceField               *[]*time.Time
	StructPointerSliceField             *[]*AssignTagTo
	MapPointerSliceField                *[]*map[string]string
	ChanPointerSliceField               *[]*chan any
	FuncPointerSliceField               *[]*func() string
	FromStringSliceToStringPointerField *string
	FromTimeToStringPointerField        *[]*string
	FromStringToTimePointerField        *[]*time.Time
}

func (to AssignTagToSlicePointerField) checkFields(t *testing.T, from AssignTagFromSlice) {
	if from.BasicField != *to.BasicField {
		t.Fatalf("%+v\n", errors.Errorf("BasicField not equal: from %v, to %v",
			from.BasicField, *to.BasicField))
	}

	for i, value := range from.BasicSliceField {
		if value != (*to.BasicSliceField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("BasicSliceField not equal: from %v, to %v",
				value, (*to.BasicSliceField)[i]))
		}
	}

	for i, value := range from.TimeSliceField {
		if !value.Equal((*to.TimeSliceField)[i]) {
			t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not equal: from %v, to %v",
				value, (*to.TimeSliceField)[i]))
		}
	}

	for i, value := range from.StructSliceField {
		(*to.StructSliceField)[i].checkFields(t, value)
	}

	for i, value := range from.MapSliceField {
		for k, v := range value {
			if v != (*to.MapSliceField)[i][k] {
				t.Fatalf("%+v\n", errors.Errorf("MapSliceField not equal: from %v, to %v",
					value, (*to.MapSliceField)[i][k]))
			}
		}
	}

	for i, value := range from.ChanSliceField {
		if value != (*to.ChanSliceField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("ChanSliceField not equal: from %v, to %v",
				value, (*to.ChanSliceField)[i]))
		}
	}

	for i, value := range from.FuncSliceField {
		if value() != (*to.FuncSliceField)[i]() {
			t.Fatalf("%+v\n", errors.Errorf("FuncSliceField not equal: from %v, to %v",
				value(), (*to.FuncSliceField)[i]()))
		}
	}

	if strings.Join(from.FromStringSliceToStringField, "::") != *to.FromStringSliceToStringField {
		t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringField not equal: from %v, to %v",
			strings.Join(from.FromStringSliceToStringField, "::"), *to.FromStringSliceToStringField))
	}

	for i, value := range from.FromTimeToStringField {
		if value.Format(time.DateTime) != (*to.FromTimeToStringField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not equal: from %v, to %v",
				value.Format(time.DateTime), (*to.FromTimeToStringField)[i]))
		}
	}

	for i, value := range from.FromStringToTimeField {
		if value != (*to.FromStringToTimeField)[i].Format(time.DateTime) {
			t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not equal: from %v, to %v",
				value, (*to.FromStringToTimeField)[i].Format(time.DateTime)))
		}
	}

	for i, value := range from.BasicPointerSliceField {
		if *value != *(*to.BasicPointerSliceField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("BasicPointerSliceField not equal: from %v, to %v",
				value, *(*to.BasicPointerSliceField)[i]))
		}
	}

	for i, value := range from.TimePointerSliceField {
		if !value.Equal(*(*to.TimePointerSliceField)[i]) {
			t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not equal: from %v, to %v",
				value, *(*to.TimePointerSliceField)[i]))
		}
	}

	for i, value := range from.StructPointerSliceField {
		(*to.StructSliceField)[i].checkFields(t, *value)
	}

	for i, value := range from.MapPointerSliceField {
		for k, v := range *value {
			if v != (*(*to.MapPointerSliceField)[i])[k] {
				t.Fatalf("%+v\n", errors.Errorf("MapPointerSliceField not equal: from %v, to %v",
					value, (*(*to.MapPointerSliceField)[i])[k]))
			}
		}
	}

	for i, value := range from.ChanPointerSliceField {
		if value != (*to.ChanPointerSliceField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("ChanPointerSliceField not equal: from %v, to %v",
				value, (*to.ChanPointerSliceField)[i]))
		}
	}

	for i, value := range from.FuncPointerSliceField {
		if (*value)() != (*(*to.FuncPointerSliceField)[i])() {
			t.Fatalf("%+v\n", errors.Errorf("FuncPointerSliceField not equal: from %v, to %v",
				(*value)(), (*(*to.FuncPointerSliceField)[i])()))
		}
	}

	toStringSliceToStringSlice := strings.Split(*to.FromStringSliceToStringPointerField, "::")
	for i, value := range from.FromStringSliceToStringPointerField {
		if *value != toStringSliceToStringSlice[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringPointerField not equal: from %v, to %v",
				*value, toStringSliceToStringSlice[i]))
		}
	}

	for i, value := range from.FromTimeToStringPointerField {
		if value.Format(time.DateTime) != *(*to.FromTimeToStringPointerField)[i] {
			t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringPointerField not equal: from %v, to %v",
				value.Format(time.DateTime), *(*to.FromTimeToStringPointerField)[i]))
		}
	}

	for i, value := range from.FromStringToTimePointerField {
		if *value != (*to.FromStringToTimePointerField)[i].Format(time.DateTime) {
			t.Fatalf("%+v\n", errors.Errorf("FromStringToTimePointerField not equal: from %v, to %v",
				*value, (*to.FromStringToTimePointerField)[i].Format(time.DateTime)))
		}
	}
}

func (to AssignTagToSlicePointerField) checkNil(t *testing.T) {
	if to.BasicField != nil {
		t.Fatalf("%+v\n", errors.Errorf("BasicField not nil"))
	}

	if to.BasicSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("BasicSliceField not nil"))
	}

	if to.TimeSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("TimeSliceField not nil"))
	}

	if to.StructSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("StructSliceField not nil"))
	}

	if to.MapSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("MapSliceField not nil"))
	}

	if to.ChanSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("ChanSliceField not nil"))
	}

	if to.FuncSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FuncSliceField not nil"))
	}

	if to.FromStringSliceToStringField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromStringSliceToStringField not nil"))
	}

	if to.FromTimeToStringField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringField not nil"))
	}

	if to.FromStringToTimeField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimeField not nil"))
	}

	if to.BasicPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("BasicPointerSliceField not nil"))
	}

	if to.TimePointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("TimePointerSliceField not nil"))
	}

	if to.StructPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("StructPointerSliceField not nil"))
	}

	if to.MapPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("MapPointerSliceField not nil"))
	}

	if to.ChanPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("ChanPointerSliceField not nil"))
	}

	if to.FuncPointerSliceField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FuncPointerSliceField not nil"))
	}

	if to.FromStringSliceToStringPointerField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FuncPointerSliceField not nil"))
	}

	if to.FromTimeToStringPointerField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromTimeToStringPointerField not nil"))
	}

	if to.FromStringToTimePointerField != nil {
		t.Fatalf("%+v\n", errors.Errorf("FromStringToTimePointerField not nil"))
	}
}

func TestAssignTagDefaultUsageSlice(t *testing.T) {
	retValue1 := strutils.SimpleUUID()
	retValue2 := strutils.SimpleUUID()
	str1 := strutils.SimpleUUID()
	str2 := strutils.SimpleUUID()
	time1 := time.Now()
	time2 := time.Now().Add(-1 * time.Hour)
	map1 := map[string]string{"name": strutils.SimpleUUID()}
	map2 := map[string]string{"name": strutils.SimpleUUID()}
	chan1 := make(chan any)
	chan2 := make(chan any)
	func1 := func() string { return retValue1 }
	func2 := func() string { return retValue2 }

	struct1 := AssignTagFrom{
		StringField:           strutils.SimpleUUID(),
		BoolField:             rand.Intn(2) == 0,
		IntField:              rand.Int(),
		Int8Field:             int8(rand.Int()),
		Int16Field:            int16(rand.Int()),
		Int32Field:            int32(rand.Int()),
		Int64Field:            int64(rand.Int()),
		UintField:             uint(rand.Int()),
		Uint8Field:            uint8(rand.Int()),
		Uint16Field:           uint16(rand.Int()),
		Uint32Field:           uint32(rand.Int()),
		Uint64Field:           uint64(rand.Int()),
		Float32Field:          rand.Float32(),
		Float64Field:          rand.Float64(),
		MapField:              map[string]string{strutils.SimpleUUID(): strutils.SimpleUUID()},
		ChanField:             make(chan any),
		FuncField:             func() string { return retValue1 },
		StructField:           struct{ ID string }{ID: strutils.SimpleUUID()},
		FromTimeToStringField: time.Now().Local(),
		FromTimeToTimeField:   time.Now().Local(),
		FromStringToTimeField: time.Now().Local().Format(time.DateTime),
	}
	struct2 := AssignTagFrom{
		StringField:           strutils.SimpleUUID(),
		BoolField:             rand.Intn(2) == 0,
		IntField:              rand.Int(),
		Int8Field:             int8(rand.Int()),
		Int16Field:            int16(rand.Int()),
		Int32Field:            int32(rand.Int()),
		Int64Field:            int64(rand.Int()),
		UintField:             uint(rand.Int()),
		Uint8Field:            uint8(rand.Int()),
		Uint16Field:           uint16(rand.Int()),
		Uint32Field:           uint32(rand.Int()),
		Uint64Field:           uint64(rand.Int()),
		Float32Field:          rand.Float32(),
		Float64Field:          rand.Float64(),
		MapField:              map[string]string{strutils.SimpleUUID(): strutils.SimpleUUID()},
		ChanField:             make(chan any),
		FuncField:             func() string { return retValue1 },
		StructField:           struct{ ID string }{ID: strutils.SimpleUUID()},
		FromTimeToStringField: time.Now().Local(),
		FromTimeToTimeField:   time.Now().Local(),
		FromStringToTimeField: time.Now().Local().Format(time.DateTime),
	}

	basicField := str1
	basicSliceField := []string{str1, str2}
	timeSliceField := []time.Time{time1, time2}
	structSliceField := []AssignTagFrom{struct1, struct2}
	mapSliceField := []map[string]string{map1, map2}
	chanSliceField := []chan any{chan1, chan2}
	funcSliceField := []func() string{func1, func2}
	basicPointerSliceField := []*string{&str1, &str2}
	timePointerSliceField := []*time.Time{&time1, &time2}
	structPointerSliceField := []*AssignTagFrom{&struct1, &struct2}
	mapPointerSliceField := []*map[string]string{&map1, &map2}
	chanPointerSliceField := []*chan any{&chan1, &chan2}
	funcPointerSliceField := []*func() string{&func1, &func2}
	fromStringSliceToStringField := []string{str1, str2}
	fromTimeToStringField := []time.Time{time1, time2}
	fromStringToTimeField := []string{time1.Format(time.DateTime), time2.Format(time.DateTime)}
	fromStringSliceToStringPointerField := []*string{&str1, &str2}
	fromTimeToStringPointerField := []*time.Time{&time1, &time2}

	from := AssignTagFromSlice{
		BasicField:                          basicField,
		BasicSliceField:                     basicSliceField,
		TimeSliceField:                      timeSliceField,
		StructSliceField:                    structSliceField,
		MapSliceField:                       mapSliceField,
		ChanSliceField:                      chanSliceField,
		FuncSliceField:                      funcSliceField,
		FromStringSliceToStringField:        fromStringSliceToStringField,
		FromTimeToStringField:               fromTimeToStringField,
		FromStringToTimeField:               fromStringToTimeField,
		BasicPointerSliceField:              basicPointerSliceField,
		TimePointerSliceField:               timePointerSliceField,
		StructPointerSliceField:             structPointerSliceField,
		MapPointerSliceField:                mapPointerSliceField,
		ChanPointerSliceField:               chanPointerSliceField,
		FuncPointerSliceField:               funcPointerSliceField,
		FromStringSliceToStringPointerField: fromStringSliceToStringPointerField,
		FromTimeToStringPointerField:        fromTimeToStringPointerField,
	}

	fromPointer := AssignTagFromSlicePointerField{
		BasicField:                          &basicField,
		BasicSliceField:                     &basicSliceField,
		TimeSliceField:                      &timeSliceField,
		StructSliceField:                    &structSliceField,
		MapSliceField:                       &mapSliceField,
		ChanSliceField:                      &chanSliceField,
		FuncSliceField:                      &funcSliceField,
		FromStringSliceToStringField:        &fromStringSliceToStringField,
		FromTimeToStringField:               &fromTimeToStringField,
		FromStringToTimeField:               &fromStringToTimeField,
		BasicPointerSliceField:              &basicPointerSliceField,
		TimePointerSliceField:               &timePointerSliceField,
		StructPointerSliceField:             &structPointerSliceField,
		MapPointerSliceField:                &mapPointerSliceField,
		ChanPointerSliceField:               &chanPointerSliceField,
		FuncPointerSliceField:               &funcPointerSliceField,
		FromStringSliceToStringPointerField: &fromStringSliceToStringPointerField,
		FromTimeToStringPointerField:        &fromTimeToStringPointerField,
	}

	fromPointerNil := AssignTagFromPointerField{}

	to := AssignTagToSlice{}
	toPointer := AssignTagToSlicePointerField{}

	err := assign.DefaultUsage(from, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(from, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(fromPointer, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(fromPointer, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(from, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(from, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(fromPointer, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(fromPointer, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&from, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&from, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&fromPointer, to)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	err = assign.DefaultUsage(&fromPointer, toPointer)
	if err == nil || err.Error() != "返回类型不是结构指针" {
		t.Fatalf("%+v\n", errors.Errorf("没有检测出to参数必须是指针类型"))
	}

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&from, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&from, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&fromPointer, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&fromPointer, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkFields(t, from)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(fromPointerNil, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkNil(t)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(fromPointerNil, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkNil(t)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&fromPointerNil, &to)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	to.checkNil(t)

	to = AssignTagToSlice{}
	toPointer = AssignTagToSlicePointerField{}

	err = assign.DefaultUsage(&fromPointerNil, &toPointer)
	if err != nil {
		t.Fatalf("%+v\n", err)
	}

	toPointer.checkNil(t)
}