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-rw-r--r--trie/database_test.go33
1 files changed, 33 insertions, 0 deletions
diff --git a/trie/database_test.go b/trie/database_test.go
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+++ b/trie/database_test.go
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+// 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 <http://www.gnu.org/licenses/>.
+
+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")
+ }
+}