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authorPéter Szilágyi <peterke@gmail.com>2017-04-05 06:16:29 +0800
committerFelix Lange <fjl@users.noreply.github.com>2017-04-05 06:16:29 +0800
commit09777952ee476ff80d4b6e63b5041ff5ca0e441b (patch)
treee85320f88f548201e3476b3e7095e96fd071617b /consensus/ethash/ethash_test.go
parente50a5b77712d891ff409aa942a5cbc24e721b332 (diff)
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core, consensus: pluggable consensus engines (#3817)
This commit adds pluggable consensus engines to go-ethereum. In short, it introduces a generic consensus interface, and refactors the entire codebase to use this interface.
Diffstat (limited to 'consensus/ethash/ethash_test.go')
-rw-r--r--consensus/ethash/ethash_test.go40
1 files changed, 40 insertions, 0 deletions
diff --git a/consensus/ethash/ethash_test.go b/consensus/ethash/ethash_test.go
new file mode 100644
index 000000000..b3a2f32f7
--- /dev/null
+++ b/consensus/ethash/ethash_test.go
@@ -0,0 +1,40 @@
+// Copyright 2017 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 ethash
+
+import (
+ "math/big"
+ "testing"
+
+ "github.com/ethereum/go-ethereum/core/types"
+)
+
+// Tests that ethash works correctly in test mode.
+func TestTestMode(t *testing.T) {
+ head := &types.Header{Number: big.NewInt(1), Difficulty: big.NewInt(100)}
+
+ ethash := NewTester()
+ block, err := ethash.Seal(nil, types.NewBlockWithHeader(head), nil)
+ if err != nil {
+ t.Fatalf("failed to seal block: %v", err)
+ }
+ head.Nonce = types.EncodeNonce(block.Nonce())
+ head.MixDigest = block.MixDigest()
+ if err := ethash.VerifySeal(nil, head); err != nil {
+ t.Fatalf("unexpected verification error: %v", err)
+ }
+}