use newmock in scanner tests

.golangci.yml

@@ -3,7 +3,6 @@ linters:
   disable:
     - gochecknoglobals
     - gochecknoinits
-
 issues:
   exclude-rules:
     - path: _test\.go

scanner/scanner_test.go

@@ -13,7 +13,7 @@ import (
 var testScanner *Scanner
 
 func init() {
-	db, err := db.New(":memory:")
+	db, err := db.NewMock()
 	if err != nil {
 		log.Fatalf("error opening database: %v\n", err)
 	}