public async Task VerifyChain_IsValid_IfNoTampering()
{
// Arrange
List <Block <Transaction> > blocks = new List <Block <Transaction> >();
SetupMock(blocks);
foreach (int i in Enumerable.Range(0, 10))
{
Transaction transaction = new Transaction
{
ID = i,
TransactionTotal = 5023.2f,
Comment = "This is a comment"
};
Block <Transaction> block = await _sut.ConstructBlock(transaction, _signerId, _keys.PublicKey);
string signature = Signer.Sign(_keys.PrivateKey, block.BlockHash);
block.ApplySignature(signature);
await _sut.AcceptNewBlock(block);
}
// Act
await _sut.VerifyChain();
// Assert - It passes when the action did not produce an exception
_blockRepositoryMock.Verify(o => o.GetBlockByNumber(It.IsAny <long>()), Times.AtLeast(2));
}
