feat: add save example

Author: afumu

example/gormplus.go

@@ -11,7 +11,7 @@ import (
 var GormDb *gorm.DB
 
 func init() {
-	dsn := "root:123456@tcp(127.0.0.1:3306)/test?charset=utf8mb4&parseTime=True&loc=Local"
+	dsn := "root:root-abcd-1234@tcp(127.0.0.1:3306)/test?charset=utf8mb4&parseTime=True&loc=Local"
 	var err error
 	GormDb, err = gorm.Open(mysql.Open(dsn), &gorm.Config{
 		Logger: logger.Default.LogMode(logger.Info),

example/save_test.go

@@ -1,13 +1,53 @@
 package example
 
 import (
+	"encoding/json"
 	"fmt"
 	"testing"
 )
 
+var saveUserDao *UserDao[User]
+
+func init() {
+	saveUserDao = NewUserDao[User]()
+}
+
 func TestSave(t *testing.T) {
-	userDao := NewUserDao[User]()
 	user1 := &User{Username: "zhangsan1", Password: "123456", Age: 18, Score: 12, Dept: "导弹部门"}
-	resultDb := userDao.Save(user1)
-	fmt.Println(resultDb.RowsAffected)
+	resultDb := saveUserDao.Save(user1)
+	fmt.Println("RowsAffected:", resultDb.RowsAffected)
+	marshal, _ := json.Marshal(user1)
+	fmt.Println("user1:", string(marshal))
+}
+
+func TestSaveBatch(t *testing.T) {
+	user1 := &User{Username: "zhangsan1", Password: "123456", Age: 11, Score: 12, Dept: "导弹部门"}
+	user2 := &User{Username: "zhangsan1", Password: "123456", Age: 13, Score: 12, Dept: "导弹部门"}
+	var users []*User
+	users = append(users, user1)
+	users = append(users, user2)
+	resultDb := saveUserDao.SaveBatch(users)
+	fmt.Println("RowsAffected:", resultDb.RowsAffected)
+	for _, u := range users {
+		marshal, _ := json.Marshal(u)
+		fmt.Println("user:", string(marshal))
+	}
+}
+
+func TestSaveBatchSize(t *testing.T) {
+	user1 := &User{Username: "zhangsan1", Password: "123456", Age: 11, Score: 12, Dept: "导弹部门"}
+	user2 := &User{Username: "zhangsan1", Password: "123456", Age: 13, Score: 12, Dept: "导弹部门"}
+	user3 := &User{Username: "zhangsan1", Password: "123456", Age: 13, Score: 12, Dept: "导弹部门"}
+	user4 := &User{Username: "zhangsan1", Password: "123456", Age: 13, Score: 12, Dept: "导弹部门"}
+	var users []*User
+	users = append(users, user1)
+	users = append(users, user2)
+	users = append(users, user3)
+	users = append(users, user4)
+	resultDb := saveUserDao.SaveBatchSize(users, 2)
+	fmt.Println("RowsAffected:", resultDb.RowsAffected)
+	for _, u := range users {
+		marshal, _ := json.Marshal(u)
+		fmt.Println("user:", string(marshal))
+	}
 }