From 80a2a35bc3aaf208b5f91a1fb1d803975d4bb01c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= Date: Fri, 5 Apr 2019 13:09:28 +0300 Subject: trie: there's no point in retrieving the metaroot --- trie/database_test.go | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 trie/database_test.go (limited to 'trie/database_test.go') diff --git a/trie/database_test.go b/trie/database_test.go new file mode 100644 index 000000000..65b65678b --- /dev/null +++ b/trie/database_test.go @@ -0,0 +1,33 @@ +// Copyright 2019 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see . + +package trie + +import ( + "testing" + + "github.com/ethereum/go-ethereum/common" + "github.com/ethereum/go-ethereum/ethdb" +) + +// Tests that the trie database returns a missing trie node error if attempting +// to retrieve the meta root. +func TestDatabaseMetarootFetch(t *testing.T) { + db := NewDatabase(ethdb.NewMemDatabase()) + if _, err := db.Node(common.Hash{}); err == nil { + t.Fatalf("metaroot retrieval succeeded") + } +} -- cgit v1.2.3