package dbxtest

import (
	"context"
	"testing"

	"git.codelab.vc/pkg/dbx"
)

// RunInTx executes fn inside a transaction that is always rolled back.
// This is useful for tests that modify data but should not leave side effects.
// The callback receives a dbx.Querier (not pgx.Tx) so it is compatible with
// InjectQuerier/ExtractQuerier patterns.
func RunInTx(t testing.TB, c *dbx.Cluster, fn func(ctx context.Context, q dbx.Querier)) {
	t.Helper()

	ctx := context.Background()
	tx, err := c.Begin(ctx)
	if err != nil {
		t.Fatalf("dbxtest.RunInTx: begin: %v", err)
	}
	defer func() {
		_ = tx.Rollback(ctx)
	}()

	fn(ctx, tx)
}