public async Task Test_GetLastBlock()
{
var getLastBlock = GetLastBlock.Create(Consts.ApiUrl.TestNet);
var lastBlock = await getLastBlock();
var getBlockByHeight = GetBlockByHeight.Create(Consts.ApiUrl.TestNet);
var blockByHeight = await getBlockByHeight(lastBlock.Height.Value);
Assert.AreEqual(lastBlock.Height, blockByHeight.Height);
Assert.AreEqual(lastBlock.Hash, blockByHeight.Hash);
Assert.AreEqual(lastBlock.Signature, blockByHeight.Signature);
var getBlockByHash = GetBlockByHash.Create(Consts.ApiUrl.TestNet);
var blockByHash = await getBlockByHash(lastBlock.Hash);
Assert.AreEqual(lastBlock.Height, blockByHash.Height);
Assert.AreEqual(lastBlock.Hash, blockByHash.Hash);
Assert.AreEqual(lastBlock.Signature, blockByHash.Signature);
}
private async Task <GetLastBlock> GetLastBlock()
{
if (!memoryCache_.TryGetValue(Constants.Cache.LAST_BLOCK_HEIGHT_CACHE_KEY, out ulong currentHeight))
{
var getLastHeightResult = await chain_.FetchLastHeightAsync();
Utils.CheckBitprimApiErrorCode(getLastHeightResult.ErrorCode, "FetchLastHeightAsync() failed");
currentHeight = getLastHeightResult.Result;
memoryCache_.Set(Constants.Cache.LAST_BLOCK_HEIGHT_CACHE_KEY, currentHeight,
new MemoryCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = Constants.Cache.LAST_BLOCK_HEIGHT_MAX_AGE,
Size = Constants.Cache.LAST_BLOCK_HEIGHT_ENTRY_SIZE
});
}
if (!memoryCache_.TryGetValue(Constants.Cache.LAST_BLOCK_CACHE_KEY, out GetLastBlock ret))
{
using (var getBlockDataResult = await chain_.FetchBlockHeaderByHeightAsync(currentHeight))
{
Utils.CheckBitprimApiErrorCode(getBlockDataResult.ErrorCode, "FetchBlockHeaderByHeightAsync(" + currentHeight + ") failed");
ret = new GetLastBlock
{
BlockHeight = getBlockDataResult.Result.BlockHeight
, Bits = getBlockDataResult.Result.BlockData.Bits
, Hash = getBlockDataResult.Result.BlockData.Hash
};
memoryCache_.Set(Constants.Cache.LAST_BLOCK_CACHE_KEY, ret,
new MemoryCacheEntryOptions
{
AbsoluteExpirationRelativeToNow = Constants.Cache.LAST_BLOCK_MAX_AGE,
Size = Constants.Cache.LAST_BLOCK_ENTRY_SIZE
});
}
}
return(ret);
}