gorm/tests/sql_builder_test.go

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2020-05-31 14:23:32 +03:00
package tests_test
import (
"testing"
"github.com/jinzhu/gorm"
. "github.com/jinzhu/gorm/tests"
)
func TestRow(t *testing.T) {
user1 := User{Name: "RowUser1", Age: 1}
user2 := User{Name: "RowUser2", Age: 10}
user3 := User{Name: "RowUser3", Age: 20}
DB.Save(&user1).Save(&user2).Save(&user3)
row := DB.Table("users").Where("name = ?", user2.Name).Select("age").Row()
var age int64
if err := row.Scan(&age); err != nil {
t.Fatalf("Failed to scan age, got %v", err)
}
if age != 10 {
t.Errorf("Scan with Row, age expects: %v, got %v", user2.Age, age)
}
}
func TestRows(t *testing.T) {
user1 := User{Name: "RowsUser1", Age: 1}
user2 := User{Name: "RowsUser2", Age: 10}
user3 := User{Name: "RowsUser3", Age: 20}
DB.Save(&user1).Save(&user2).Save(&user3)
rows, err := DB.Table("users").Where("name = ? or name = ?", user2.Name, user3.Name).Select("name, age").Rows()
if err != nil {
t.Errorf("Not error should happen, got %v", err)
}
count := 0
for rows.Next() {
var name string
var age int64
rows.Scan(&name, &age)
count++
}
if count != 2 {
t.Errorf("Should found two records")
}
}
func TestRaw(t *testing.T) {
user1 := User{Name: "ExecRawSqlUser1", Age: 1}
user2 := User{Name: "ExecRawSqlUser2", Age: 10}
user3 := User{Name: "ExecRawSqlUser3", Age: 20}
DB.Save(&user1).Save(&user2).Save(&user3)
type result struct {
Name string
Email string
}
var results []result
DB.Raw("SELECT name, age FROM users WHERE name = ? or name = ?", user2.Name, user3.Name).Scan(&results)
if len(results) != 2 || results[0].Name != user2.Name || results[1].Name != user3.Name {
t.Errorf("Raw with scan")
}
rows, _ := DB.Raw("select name, age from users where name = ?", user3.Name).Rows()
count := 0
for rows.Next() {
count++
}
if count != 1 {
t.Errorf("Raw with Rows should find one record with name 3")
}
DB.Exec("update users set name=? where name in (?)", "jinzhu", []string{user1.Name, user2.Name, user3.Name})
if DB.Where("name in (?)", []string{user1.Name, user2.Name, user3.Name}).First(&User{}).Error != gorm.ErrRecordNotFound {
t.Error("Raw sql to update records")
}
}