mirror of
https://github.com/btcsuite/btcd.git
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115 lines
2.9 KiB
Go
115 lines
2.9 KiB
Go
// Copyright (c) 2013-2014 The btcsuite developers
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// Use of this source code is governed by an ISC
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// license that can be found in the LICENSE file.
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package blockchain_test
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import (
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"testing"
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"github.com/btcsuite/btcd/blockchain"
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"github.com/btcsuite/btcd/chaincfg"
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"github.com/btcsuite/btcd/wire"
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"github.com/btcsuite/btcutil"
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)
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// TestHaveBlock tests the HaveBlock API to ensure proper functionality.
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func TestHaveBlock(t *testing.T) {
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// Load up blocks such that there is a side chain.
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// (genesis block) -> 1 -> 2 -> 3 -> 4
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// \-> 3a
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testFiles := []string{
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"blk_0_to_4.dat.bz2",
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"blk_3A.dat.bz2",
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}
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var blocks []*btcutil.Block
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for _, file := range testFiles {
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blockTmp, err := loadBlocks(file)
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if err != nil {
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t.Errorf("Error loading file: %v\n", err)
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return
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}
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for _, block := range blockTmp {
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blocks = append(blocks, block)
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}
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}
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// Create a new database and chain instance to run tests against.
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chain, teardownFunc, err := chainSetup("haveblock")
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if err != nil {
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t.Errorf("Failed to setup chain instance: %v", err)
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return
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}
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defer teardownFunc()
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// Since we're not dealing with the real block chain, disable
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// checkpoints and set the coinbase maturity to 1.
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chain.DisableCheckpoints(true)
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blockchain.TstSetCoinbaseMaturity(1)
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timeSource := blockchain.NewMedianTime()
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for i := 1; i < len(blocks); i++ {
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isOrphan, err := chain.ProcessBlock(blocks[i], timeSource,
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blockchain.BFNone)
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if err != nil {
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t.Errorf("ProcessBlock fail on block %v: %v\n", i, err)
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return
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}
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if isOrphan {
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t.Errorf("ProcessBlock incorrectly returned block %v "+
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"is an orphan\n", i)
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return
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}
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}
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// Insert an orphan block.
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isOrphan, err := chain.ProcessBlock(btcutil.NewBlock(&Block100000),
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timeSource, blockchain.BFNone)
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if err != nil {
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t.Errorf("Unable to process block: %v", err)
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return
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}
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if !isOrphan {
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t.Errorf("ProcessBlock indicated block is an not orphan when " +
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"it should be\n")
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return
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}
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tests := []struct {
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hash string
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want bool
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}{
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// Genesis block should be present (in the main chain).
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{hash: chaincfg.MainNetParams.GenesisHash.String(), want: true},
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// Block 3a should be present (on a side chain).
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{hash: "00000000474284d20067a4d33f6a02284e6ef70764a3a26d6a5b9df52ef663dd", want: true},
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// Block 100000 should be present (as an orphan).
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{hash: "000000000003ba27aa200b1cecaad478d2b00432346c3f1f3986da1afd33e506", want: true},
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// Random hashes should not be availble.
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{hash: "123", want: false},
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}
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for i, test := range tests {
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hash, err := wire.NewShaHashFromStr(test.hash)
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if err != nil {
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t.Errorf("NewShaHashFromStr: %v", err)
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continue
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}
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result, err := chain.HaveBlock(hash)
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if err != nil {
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t.Errorf("HaveBlock #%d unexpected error: %v", i, err)
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return
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}
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if result != test.want {
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t.Errorf("HaveBlock #%d got %v want %v", i, result,
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test.want)
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continue
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}
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}
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}
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