add rand number to database name

indexer/e2e_test/setup.go

@@ -5,6 +5,7 @@ import (
 	"database/sql"
 	"fmt"
 	"io/fs"
+	"math/rand"
 	"os"
 	"path/filepath"
 	"testing"
@@ -100,8 +101,8 @@ func setupTestDatabase(t *testing.T) string {
 	require.NoError(t, err)
 	require.NoError(t, pg.Ping())
 
-	// create database
-	dbName := fmt.Sprintf("indexer_test_%d", time.Now().Unix())
+	// create database. In the rare case two tests are run at the same nanosecond, we add a random number to the name
+	dbName := fmt.Sprintf("indexer_test_%d_%d", rand.Intn(10_000), time.Now().UnixNano())
 	_, err = pg.Exec("CREATE DATABASE " + dbName)
 	require.NoError(t, err)
 	t.Cleanup(func() {