package integration_test import ( "github.com/ethereum/go-ethereum/ethclient" "github.com/ethereum/go-ethereum/rpc" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" "github.com/vulcanize/vulcanizedb/pkg/core" "github.com/vulcanize/vulcanizedb/pkg/fakes" "github.com/vulcanize/vulcanizedb/pkg/geth" "github.com/vulcanize/vulcanizedb/pkg/geth/client" rpc2 "github.com/vulcanize/vulcanizedb/pkg/geth/converters/rpc" "github.com/vulcanize/vulcanizedb/pkg/geth/node" "github.com/vulcanize/vulcanizedb/pkg/history" "github.com/vulcanize/vulcanizedb/test_config" ) var _ = Describe("Reading from the Geth blockchain", func() { var blockChain *geth.BlockChain BeforeEach(func() { rawRpcClient, err := rpc.Dial(test_config.InfuraClient.IPCPath) Expect(err).NotTo(HaveOccurred()) rpcClient := client.NewRpcClient(rawRpcClient, test_config.InfuraClient.IPCPath) ethClient := ethclient.NewClient(rawRpcClient) blockChainClient := client.NewEthClient(ethClient) node := node.MakeNode(rpcClient) transactionConverter := rpc2.NewRpcTransactionConverter(ethClient) blockChain = geth.NewBlockChain(blockChainClient, node, transactionConverter) }) It("reads two blocks", func(done Done) { blocks := fakes.NewMockBlockRepository() lastBlock := blockChain.LastBlock() queriedBlocks := []int64{lastBlock.Int64() - 5, lastBlock.Int64() - 6} history.RetrieveAndUpdateBlocks(blockChain, blocks, queriedBlocks) blocks.AssertCreateOrUpdateBlocksCallCountAndBlockNumbersEquals(2, []int64{lastBlock.Int64() - 5, lastBlock.Int64() - 6}) close(done) }, 30) It("retrieves the genesis block and first block", func(done Done) { genesisBlock, err := blockChain.GetBlockByNumber(int64(0)) Expect(err).ToNot(HaveOccurred()) firstBlock, err := blockChain.GetBlockByNumber(int64(1)) Expect(err).ToNot(HaveOccurred()) lastBlockNumber := blockChain.LastBlock() Expect(genesisBlock.Number).To(Equal(int64(0))) Expect(firstBlock.Number).To(Equal(int64(1))) Expect(lastBlockNumber.Int64()).To(BeNumerically(">", 0)) close(done) }, 15) It("retrieves the node info", func(done Done) { node := blockChain.Node() mainnetID := float64(1) Expect(node.GenesisBlock).ToNot(BeNil()) Expect(node.NetworkID).To(Equal(mainnetID)) Expect(len(node.ID)).ToNot(BeZero()) Expect(node.ClientName).ToNot(BeZero()) close(done) }, 15) //Benchmarking test: remove skip to test performance of block retrieval XMeasure("retrieving n blocks", func(b Benchmarker) { b.Time("runtime", func() { var blocks []core.Block n := 10 for i := 5327459; i > 5327459-n; i-- { block, err := blockChain.GetBlockByNumber(int64(i)) Expect(err).ToNot(HaveOccurred()) blocks = append(blocks, block) } Expect(len(blocks)).To(Equal(n)) }) }, 10) })