forked from picatic/norm
/
example_connection_test.go
82 lines (61 loc) · 2.08 KB
/
example_connection_test.go
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package norm_test
import (
"fmt"
"github.com/DATA-DOG/go-sqlmock"
"github.com/picatic/norm"
"github.com/picatic/norm/field"
"log"
)
func ExampleConnection_selectBySql() {
user := &User{}
// Mock Database Connection to expect a query and return row data
db, mock, err := sqlmock.New()
if err != nil {
log.Fatal("an error'%s' was not expected while open mock database", err)
}
rows := sqlmock.NewRows([]string{"id"}).AddRow("5432")
mock.ExpectQuery("SELECT 1").WillReturnRows(rows)
// Create norm Connection and Session for sqlmock
connection := norm.NewConnection(db, "norm_database", nil)
session := connection.NewSession(nil)
// Query and load mocked result into Model
err = session.SelectBySql("SELECT 1").LoadStruct(user)
if err != nil {
log.Fatal(err.Error())
}
// Compare query executed versus query provided
err = mock.ExpectationsWereMet()
if err != nil {
fmt.Println(err.Error())
}
outputJson(user)
// Output:
// {"id":5432,"first_name":"","last_name":"","email":""}
}
func ExampleConnection_newSelect() {
user := &User{}
// Mock Database Connection to expect a query and return row data
db, mock, err := sqlmock.New()
if err != nil {
log.Fatal("an error'%s' was not expected while open mock database", err)
}
rows := sqlmock.NewRows([]string{"id", "email"}).AddRow(5432, "soup@example.com")
// ExpectQuery is a regexp, escape regex tokens like `\\(` and `\\)`
mock.ExpectQuery("SELECT `id`, `email` FROM norm_database.norm_users WHERE \\(id = 5432\\)").WillReturnRows(rows)
// Create norm Connection and Session for sqlmock
connection := norm.NewConnection(db, "norm_database", nil)
session := connection.NewSession(nil)
// Perform and load mocked result into Model
err = norm.NewSelect(session, user, field.Names{"id", "email"}).Where("id = ?", 5432).LoadStruct(user)
if err != nil {
log.Fatal(err.Error())
}
// Compare query executed versus query provided
err = mock.ExpectationsWereMet()
if err != nil {
fmt.Println(err.Error())
}
outputJson(user)
// Output:
// {"id":5432,"first_name":"","last_name":"","email":"soup@example.com"}
}