A mock library implementing support for clickhouse-go/v2/lib/driver
go get github.com/srikanthccv/ClickHouse-go-mock
package main
import (
"context"
"log"
"github.com/ClickHouse/clickhouse-go/v2"
cmock "github.com/srikanthccv/ClickHouse-go-mock"
)
type Video struct {
Name string `db:"name"`
Title string `db:"title"`
Content string `db:"content"`
}
func fetchVideos(conn clickhouse.Conn) (*Video, error) {
var video Video
if _, err := conn.Query(context.TODO(), "SELECT name, title, content FROM videos WHERE name LIKE ?", "%Cocomelon%"); err != nil {
return nil, err
}
return &video, nil
}
func main() {
mock, err := cmock.NewClickHouseNative(nil)
if err != nil {
log.Fatalf("an error '%s' was not expected when opening a stub database connection", err)
}
mock.ExpectQuery("SELECT name, title, content FROM videos WHERE name LIKE ?").WithArgs("%Cocomelon%")
_, err = fetchVideos(mock)
if err != nil {
log.Fatalf("an error '%s' was not expected when querying a statement", err)
}
if err := mock.ExpectationsWereMet(); err != nil {
log.Fatalf("there were unfulfilled expectations: %s", err)
}
}
Please see the package documentation at godoc.org.
And tests are the best documentation, see clickconnmock_test.go.
The Apache License, Version 2.0 - see LICENSE for more details.
This library is built on top of clickhouse-go and sqlmock