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core: take into account size fee during verifyTxWitnesses

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GasLimit for transaction scripts verification should not include fee for
transaction size.
This commit is contained in:
Anna Shaleva 2020-09-30 13:50:58 +03:00
parent 2b11e99225
commit e34e367a7b
5 changed files with 29 additions and 9 deletions
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20
pkg/core/blockchain_test.go
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@ -298,6 +298,26 @@ func TestVerifyTx(t *testing.T) {
require.NoError(t, accs[0].SignTx(tx))
checkErr(t, ErrTxSmallNetworkFee, tx)
})
t.Run("AlmostEnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := CalculateNetworkFee(accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee - 1
require.NoError(t, accs[0].SignTx(tx))
require.Equal(t, expectedSize, io.GetVarSize(tx))
checkErr(t, ErrVerificationFailed, tx)
})
t.Run("EnoughNetworkFee", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
verificationNetFee, calcultedScriptSize := CalculateNetworkFee(accs[0].Contract.Script)
expectedSize := io.GetVarSize(tx) + calcultedScriptSize
calculatedNetFee := verificationNetFee + int64(expectedSize)*bc.FeePerByte()
tx.NetworkFee = calculatedNetFee
require.NoError(t, accs[0].SignTx(tx))
require.Equal(t, expectedSize, io.GetVarSize(tx))
require.NoError(t, bc.VerifyTx(tx))
})
t.Run("CalculateNetworkFee, signature script", func(t *testing.T) {
tx := bc.newTestTx(h, testScript)
expectedSize := io.GetVarSize(tx)