def test_TestTransactionSerialization():
handle, tx = utils.makeTransaction()
err, b = skycoin.SKY_coin_Transaction_Serialize(handle)
assert err == skycoin.SKY_OK
err, handle2 = skycoin.SKY_coin_TransactionDeserialize(b)
assert err == skycoin.SKY_OK
err, tx2 = skycoin.SKY_coin_GetTransactionObject(handle2)
assert err == skycoin.SKY_OK
assert tx == tx2
def test_TestTransactionHash():
handle, _ = utils.makeTransaction()
h = skycoin.cipher_SHA256()
h2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_Hash(handle, h) == skycoin.SKY_OK
assert h != h2
assert skycoin.SKY_coin_Transaction_HashInner(
handle, h2) == skycoin.SKY_OK
assert h != h2
def test_TestTransactionHashInner():
handle, tx = utils.makeTransaction()
h = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
assert h != skycoin.cipher_SHA256()
# If tx.In is changed, hash should change
handle2, tx2 = utils.copyTransaction(handle)
ux = utils.makeUxOut()
h = skycoin.cipher_SHA256()
h1 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_UxOut_Hash(ux, h) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_SetInputAt(
handle2, 0, h) == skycoin.SKY_OK
assert tx != tx2
assert skycoin.SKY_coin_UxOut_Hash(ux, h1) == skycoin.SKY_OK
assert h == h1
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, h1) == skycoin.SKY_OK
assert h != h1
# If tx.Out is changed, hash should change
handle2, tx2 = utils.copyTransaction(handle)
a = utils.makeAddress()
a2 = skycoin.cipher__Address()
pOut = skycoin.coin__TransactionOutput()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
pOut.Address = a
assert skycoin.SKY_coin_Transaction_SetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
assert tx != tx2
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle2, 0, pOut) == skycoin.SKY_OK
assert pOut.Address == a
sha1 = skycoin.cipher_SHA256()
sha2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(
handle, sha1) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, sha2) == skycoin.SKY_OK
assert sha1 != sha2
# If tx.Head is changed, hash should not change
handle2, tx2 = utils.copyTransaction(handle)
sig = skycoin.cipher_Sig()
assert skycoin.SKY_coin_Transaction_PushSignature(
handle, sig) == skycoin.SKY_OK
sha1 = skycoin.cipher_SHA256()
sha2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(
handle, sha1) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_HashInner(
handle2, sha2) == skycoin.SKY_OK
assert sha1 == sha2
def test_TestTransactionUpdateHeader():
handle, tx = utils.makeTransaction()
h = skycoin.cipher_SHA256()
h1 = skycoin.cipher_SHA256()
h2 = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_HashInner(handle, h) == skycoin.SKY_OK
skycoin.cipher_SHA256().assignTo(tx.InnerHash)
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
h1.assignFrom(tx.InnerHash)
assert skycoin.SKY_coin_Transaction_HashInner(
handle, h2) == skycoin.SKY_OK
assert h1 != skycoin.cipher_SHA256()
assert h1 == h
assert h1 == h2
def test_TestTransactionVerify():
# Mismatch header hash
handle, tx = utils.makeTransaction()
h = skycoin.cipher_SHA256()
h.assignTo(tx.InnerHash)
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# No inputs
handle, tx = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_ResetInputs(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# No outputs
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_ResetOutputs(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Invalid number of Sigs
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_ResetSignatures(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
assert skycoin.SKY_coin_Transaction_ResetSignatures(
handle, 20) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Too many sigs & inputs
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_ResetSignatures(
handle, utils.MaxUint16) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_ResetInputs(
handle, utils.MaxUint16) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Duplicate inputs
ux, s = utils.makeUxOutWithSecret()
handle, _ = utils.makeTransactionFromUxOut(ux, s)
h = skycoin.cipher_SHA256()
assert skycoin.SKY_coin_Transaction_GetInputAt(
handle, 0, h) == skycoin.SKY_OK
err, _ = skycoin.SKY_coin_Transaction_PushInput(handle, h)
assert err == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_ResetSignatures(
handle, 0) == skycoin.SKY_OK
secKeys = []
secKeys.append(s)
secKeys.append(s)
assert skycoin.SKY_coin_Transaction_SignInputs(
handle, secKeys) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Duplicate outputs
handle, _ = utils.makeTransaction()
pOutput = skycoin.coin__TransactionOutput()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle, 0, pOutput) == skycoin.SKY_OK
pOutput.Address = skycoin.cipher__Address()
assert skycoin.SKY_coin_Transaction_ResetOutputs(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, pOutput.Coins, pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, pOutput.Coins, pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Output coins are 0
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle, 0, pOutput) == skycoin.SKY_OK
pOutput.Coins = 0
assert skycoin.SKY_coin_Transaction_ResetOutputs(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, pOutput.Coins, pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Output coin overflow
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle, 0, pOutput) == skycoin.SKY_OK
pOutput.Coins = int(utils.MaxUint64 - int(3e6))
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, pOutput.Coins, pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_ERROR
# Output coins are not multiples of 1e6 (valid, decimal restriction is not
# enforced here)
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle, 0, pOutput) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_ResetOutputs(
handle, 0) == skycoin.SKY_OK
pOutput.Coins += 10
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, pOutput.Coins, pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_ResetSignatures(
handle, 0) == skycoin.SKY_OK
p = skycoin.cipher_PubKey()
s = skycoin.cipher_SecKey()
assert skycoin.SKY_cipher_GenerateKeyPair(p, s) == skycoin.SKY_OK
secKeys = []
secKeys.append(s)
assert skycoin.SKY_coin_Transaction_SignInputs(
handle, secKeys) == skycoin.SKY_OK
assert int(pOutput.Coins % int(1e6)) != int(0)
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_OK
# Valid
handle, _ = utils.makeTransaction()
assert skycoin.SKY_coin_Transaction_GetOutputAt(
handle, 0, pOutput) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_ResetOutputs(
handle, 0) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, int(10e6), pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_PushOutput(
handle, pOutput.Address, int(1e6), pOutput.Hours) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_UpdateHeader(handle) == skycoin.SKY_OK
assert skycoin.SKY_coin_Transaction_Verify(handle) == skycoin.SKY_OK
def addTransactionToBlock(b):
tx = utils.makeTransaction()
b.Body.Transactions.append(tx)
return tx