github.com/zhongdalu/gf@v1.0.0/g/util/gconv/gconv_z_unit_struct_test.go

// Copyright 2018 gf Author(https://github.com/zhongdalu/gf). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/zhongdalu/gf.

package gconv_test

import (
	"testing"
	"time"

	"github.com/zhongdalu/gf/g"
	"github.com/zhongdalu/gf/g/os/gtime"
	"github.com/zhongdalu/gf/g/test/gtest"
	"github.com/zhongdalu/gf/g/util/gconv"
)

func Test_Struct_Basic1(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			Uid      int
			Name     string
			Site_Url string
			NickName string
			Pass1    string `gconv:"password1"`
			Pass2    string `gconv:"password2"`
		}
		// 使用默认映射规则绑定属性值到对象
		user := new(User)
		params1 := g.Map{
			"uid":       1,
			"Name":      "john",
			"siteurl":   "https://goframe.org",
			"nick_name": "johng",
			"PASS1":     "123",
			"PASS2":     "456",
		}
		if err := gconv.Struct(params1, user); err != nil {
			gtest.Error(err)
		}
		gtest.Assert(user, &User{
			Uid:      1,
			Name:     "john",
			Site_Url: "https://goframe.org",
			NickName: "johng",
			Pass1:    "123",
			Pass2:    "456",
		})

		// 使用struct tag映射绑定属性值到对象
		user = new(User)
		params2 := g.Map{
			"uid":       2,
			"name":      "smith",
			"site-url":  "https://goframe.org",
			"nick name": "johng",
			"password1": "111",
			"password2": "222",
		}
		if err := gconv.Struct(params2, user); err != nil {
			gtest.Error(err)
		}
		gtest.Assert(user, &User{
			Uid:      2,
			Name:     "smith",
			Site_Url: "https://goframe.org",
			NickName: "johng",
			Pass1:    "111",
			Pass2:    "222",
		})
	})
}

// 使用默认映射规则绑定属性值到对象
func Test_Struct_Basic2(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			Uid     int
			Name    string
			SiteUrl string
			Pass1   string
			Pass2   string
		}
		user := new(User)
		params := g.Map{
			"uid":      1,
			"Name":     "john",
			"site_url": "https://goframe.org",
			"PASS1":    "123",
			"PASS2":    "456",
		}
		if err := gconv.Struct(params, user); err != nil {
			gtest.Error(err)
		}
		gtest.Assert(user, &User{
			Uid:     1,
			Name:    "john",
			SiteUrl: "https://goframe.org",
			Pass1:   "123",
			Pass2:   "456",
		})
	})
}

// 带有指针的基础类型属性
func Test_Struct_Basic3(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			Uid  int
			Name *string
		}
		user := new(User)
		params := g.Map{
			"uid":  1,
			"Name": "john",
		}
		if err := gconv.Struct(params, user); err != nil {
			gtest.Error(err)
		}
		gtest.Assert(user.Uid, 1)
		gtest.Assert(*user.Name, "john")
	})
}

// slice类型属性的赋值
func Test_Struct_Attr_Slice(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			Scores []int
		}
		scores := []interface{}{99, 100, 60, 140}
		user := new(User)
		if err := gconv.Struct(g.Map{"Scores": scores}, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(user, &User{
				Scores: []int{99, 100, 60, 140},
			})
		}
	})
}

// 属性为struct对象
func Test_Struct_Attr_Struct(t *testing.T) {
	gtest.Case(t, func() {
		type Score struct {
			Name   string
			Result int
		}
		type User struct {
			Scores Score
		}

		user := new(User)
		scores := map[string]interface{}{
			"Scores": map[string]interface{}{
				"Name":   "john",
				"Result": 100,
			},
		}

		// 嵌套struct转换
		if err := gconv.Struct(scores, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(user, &User{
				Scores: Score{
					Name:   "john",
					Result: 100,
				},
			})
		}
	})
}

// 属性为struct对象指针
func Test_Struct_Attr_Struct_Ptr(t *testing.T) {
	gtest.Case(t, func() {
		type Score struct {
			Name   string
			Result int
		}
		type User struct {
			Scores *Score
		}

		user := new(User)
		scores := map[string]interface{}{
			"Scores": map[string]interface{}{
				"Name":   "john",
				"Result": 100,
			},
		}

		// 嵌套struct转换
		if err := gconv.Struct(scores, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(user.Scores, &Score{
				Name:   "john",
				Result: 100,
			})
		}
	})
}

// 属性为struct对象slice
func Test_Struct_Attr_Struct_Slice1(t *testing.T) {
	gtest.Case(t, func() {
		type Score struct {
			Name   string
			Result int
		}
		type User struct {
			Scores []Score
		}

		user := new(User)
		scores := map[string]interface{}{
			"Scores": map[string]interface{}{
				"Name":   "john",
				"Result": 100,
			},
		}

		// 嵌套struct转换，属性为slice类型，数值为map类型
		if err := gconv.Struct(scores, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(user.Scores, []Score{
				{
					Name:   "john",
					Result: 100,
				},
			})
		}
	})
}

// 属性为struct对象slice
func Test_Struct_Attr_Struct_Slice2(t *testing.T) {
	gtest.Case(t, func() {
		type Score struct {
			Name   string
			Result int
		}
		type User struct {
			Scores []Score
		}

		user := new(User)
		scores := map[string]interface{}{
			"Scores": []interface{}{
				map[string]interface{}{
					"Name":   "john",
					"Result": 100,
				},
				map[string]interface{}{
					"Name":   "smith",
					"Result": 60,
				},
			},
		}

		// 嵌套struct转换，属性为slice类型，数值为slice map类型
		if err := gconv.Struct(scores, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(user.Scores, []Score{
				{
					Name:   "john",
					Result: 100,
				},
				{
					Name:   "smith",
					Result: 60,
				},
			})
		}
	})
}

// 属性为struct对象slice ptr
func Test_Struct_Attr_Struct_Slice_Ptr(t *testing.T) {
	gtest.Case(t, func() {
		type Score struct {
			Name   string
			Result int
		}
		type User struct {
			Scores []*Score
		}

		user := new(User)
		scores := map[string]interface{}{
			"Scores": []interface{}{
				map[string]interface{}{
					"Name":   "john",
					"Result": 100,
				},
				map[string]interface{}{
					"Name":   "smith",
					"Result": 60,
				},
			},
		}

		// 嵌套struct转换，属性为slice类型，数值为slice map类型
		if err := gconv.Struct(scores, user); err != nil {
			gtest.Error(err)
		} else {
			gtest.Assert(len(user.Scores), 2)
			gtest.Assert(user.Scores[0], &Score{
				Name:   "john",
				Result: 100,
			})
			gtest.Assert(user.Scores[1], &Score{
				Name:   "smith",
				Result: 60,
			})
		}
	})
}

func Test_Struct_PrivateAttribute(t *testing.T) {
	type User struct {
		Id   int
		name string
	}
	gtest.Case(t, func() {
		user := new(User)
		err := gconv.Struct(g.Map{"id": 1, "name": "john"}, user)
		gtest.Assert(err, nil)
		gtest.Assert(user.Id, 1)
		gtest.Assert(user.name, "")
	})
}

func Test_Struct_Deep(t *testing.T) {

	gtest.Case(t, func() {
		type Base struct {
			Age int
		}
		type User struct {
			Id   int
			Name string
			Base
		}
		user := new(User)
		params := g.Map{
			"id":   1,
			"name": "john",
			"age":  18,
		}
		err := gconv.StructDeep(params, user)
		gtest.Assert(err, nil)
		gtest.Assert(user.Id, params["id"])
		gtest.Assert(user.Name, params["name"])
		gtest.Assert(user.Age, params["age"])
	})

	gtest.Case(t, func() {
		type Ids struct {
			Id  int `json:"id"`
			Uid int `json:"uid"`
		}
		type Base struct {
			Ids
			CreateTime string `json:"create_time"`
		}
		type User struct {
			Base
			Passport string `json:"passport"`
			Password string `json:"password"`
			Nickname string `json:"nickname"`
		}
		data := g.Map{
			"id":          100,
			"uid":         101,
			"passport":    "t1",
			"password":    "123456",
			"nickname":    "T1",
			"create_time": "2019",
		}
		user := new(User)
		err := gconv.StructDeep(data, user)
		gtest.Assert(err, nil)
		gtest.Assert(user.Id, 100)
		gtest.Assert(user.Uid, 101)
		gtest.Assert(user.Nickname, "T1")
		gtest.Assert(user.CreateTime, "2019")
	})
}

func Test_Struct_Time(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			CreateTime time.Time
		}
		now := time.Now()
		user := new(User)
		gconv.Struct(g.Map{
			"create_time": now,
		}, user)
		gtest.Assert(user.CreateTime.UTC().String(), now.UTC().String())
	})

	gtest.Case(t, func() {
		type User struct {
			CreateTime *time.Time
		}
		now := time.Now()
		user := new(User)
		gconv.Struct(g.Map{
			"create_time": &now,
		}, user)
		gtest.Assert(user.CreateTime.UTC().String(), now.UTC().String())
	})

	gtest.Case(t, func() {
		type User struct {
			CreateTime *gtime.Time
		}
		now := time.Now()
		user := new(User)
		gconv.Struct(g.Map{
			"create_time": &now,
		}, user)
		gtest.Assert(user.CreateTime.Time.UTC().String(), now.UTC().String())
	})

	gtest.Case(t, func() {
		type User struct {
			CreateTime gtime.Time
		}
		now := time.Now()
		user := new(User)
		gconv.Struct(g.Map{
			"create_time": &now,
		}, user)
		gtest.Assert(user.CreateTime.Time.UTC().String(), now.UTC().String())
	})

	gtest.Case(t, func() {
		type User struct {
			CreateTime gtime.Time
		}
		now := time.Now()
		user := new(User)
		gconv.Struct(g.Map{
			"create_time": now,
		}, user)
		gtest.Assert(user.CreateTime.Time.UTC().String(), now.UTC().String())
	})
}

// Auto create struct when given pointer.
func Test_Struct_Create(t *testing.T) {
	gtest.Case(t, func() {
		type User struct {
			Uid  int
			Name string
		}
		user := (*User)(nil)
		params := g.Map{
			"uid":  1,
			"Name": "john",
		}
		err := gconv.Struct(params, &user)
		gtest.Assert(err, nil)
		gtest.Assert(user.Uid, 1)
		gtest.Assert(user.Name, "john")
	})

	gtest.Case(t, func() {
		type User struct {
			Uid  int
			Name string
		}
		user := (*User)(nil)
		params := g.Map{
			"uid":  1,
			"Name": "john",
		}
		err := gconv.Struct(params, user)
		gtest.AssertNE(err, nil)
		gtest.Assert(user, nil)
	})

}