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133 lines
2.5 KiB
133 lines
2.5 KiB
package blocks
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import (
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"bytes"
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. "github.com/tendermint/tendermint/binary"
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"math/rand"
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"testing"
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"time"
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)
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// Distributed pseudo-exponentially to test for various cases
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func randUInt64() uint64 {
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bits := rand.Uint32() % 64
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if bits == 0 {
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return 0
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}
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n := uint64(1 << (bits - 1))
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n += uint64(rand.Int63()) & ((1 << (bits - 1)) - 1)
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return n
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}
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func randUInt32() uint32 {
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bits := rand.Uint32() % 32
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if bits == 0 {
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return 0
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}
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n := uint32(1 << (bits - 1))
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n += uint32(rand.Int31()) & ((1 << (bits - 1)) - 1)
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return n
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}
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func randTime() time.Time {
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return time.Unix(int64(randUInt64()), 0)
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}
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func randBytes(n int) []byte {
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bs := make([]byte, n)
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for i := 0; i < n; i++ {
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bs[i] = byte(rand.Intn(256))
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}
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return bs
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}
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func randSig() Signature {
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return Signature{randUInt64(), randBytes(32)}
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}
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func TestBlock(t *testing.T) {
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// Account Txs
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sendTx := &SendTx{
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Signature: randSig(),
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Fee: randUInt64(),
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To: randUInt64(),
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Amount: randUInt64(),
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}
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nameTx := &NameTx{
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Signature: randSig(),
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Fee: randUInt64(),
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Name: string(randBytes(12)),
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PubKey: randBytes(32),
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}
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// Consensus Txs
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bond := &Bond{
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Signature: randSig(),
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Fee: randUInt64(),
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UnbondTo: randUInt64(),
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Amount: randUInt64(),
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}
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unbond := &Unbond{
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Signature: randSig(),
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Fee: randUInt64(),
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Amount: randUInt64(),
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}
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timeout := &Timeout{
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AccountId: randUInt64(),
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Penalty: randUInt64(),
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}
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dupeout := &Dupeout{
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VoteA: BlockVote{
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Height: randUInt64(),
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BlockHash: randBytes(32),
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Signature: randSig(),
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},
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VoteB: BlockVote{
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Height: randUInt64(),
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BlockHash: randBytes(32),
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Signature: randSig(),
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},
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}
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// Block
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block := &Block{
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Header: Header{
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Name: "Tendermint",
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Height: randUInt32(),
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Fees: randUInt64(),
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Time: randTime(),
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PrevHash: randBytes(32),
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ValidationHash: randBytes(32),
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TxsHash: randBytes(32),
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},
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Validation: Validation{
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Signatures: []Signature{randSig(), randSig()},
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Txs: []Txs{bond, unbond, timeout, dupeout},
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},
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Txs: Txs{
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Txs: []Tx{sendTx, nameTx},
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hash: nil,
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},
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}
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// Write the block, read it in again, write it again.
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// Then, compare.
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blockBytes := BinaryBytes(block)
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var n int64
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var err error
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block2 := ReadBlock(bytes.NewReader(blockBytes), &n, &err)
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blockBytes2 := BinaryBytes(block2)
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if !bytes.Equal(blockBytes, blockBytes2) {
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t.Fatal("Write->Read of block failed.")
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}
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}
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