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migration.go
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/
migration.go
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package sqltestutil
import (
"context"
"os"
"path/filepath"
"sort"
"github.com/jmoiron/sqlx"
)
// RunMigrations reads all of the files matching *.up.sql in migrationDir and
// executes them in lexicographical order against the provided db. A typical
// convention is to use a numeric prefix for each new migration, e.g.:
//
// 001_create_users.up.sql
// 002_create_posts.up.sql
// 003_create_comments.up.sql
//
// Note that this function does not check whether the migration has already been
// run. Its primary purpose is to initialize a test database.
func RunMigrations(ctx context.Context, db sqlx.ExecerContext, migrationDir string) error {
filenames, err := filepath.Glob(filepath.Join(migrationDir, "*.up.sql"))
if err != nil {
return err
}
sort.Strings(filenames)
for _, filename := range filenames {
data, err := os.ReadFile(filename)
if err != nil {
return err
}
_, err = db.ExecContext(ctx, string(data))
if err != nil {
return err
}
}
return nil
}