34 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
		
		
			
		
	
	
			34 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
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								// Copyright 2019 The go-ethereum Authors
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								// This file is part of the go-ethereum library.
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								//
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								// The go-ethereum library is free software: you can redistribute it and/or modify
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								// it under the terms of the GNU Lesser General Public License as published by
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								// the Free Software Foundation, either version 3 of the License, or
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								// (at your option) any later version.
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								//
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								// The go-ethereum library is distributed in the hope that it will be useful,
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								// but WITHOUT ANY WARRANTY; without even the implied warranty of
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								// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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								// GNU Lesser General Public License for more details.
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								//
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								// You should have received a copy of the GNU Lesser General Public License
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								// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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								package trie
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								import (
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									"testing"
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									"github.com/ethereum/go-ethereum/common"
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									"github.com/ethereum/go-ethereum/ethdb/memorydb"
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								)
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								// Tests that the trie database returns a missing trie node error if attempting
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								// to retrieve the meta root.
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								func TestDatabaseMetarootFetch(t *testing.T) {
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									db := NewDatabase(memorydb.New())
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									if _, err := db.Node(common.Hash{}); err == nil {
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										t.Fatalf("metaroot retrieval succeeded")
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									}
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								}
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