Merge pull request #157 from hermeznetwork/feature/ethclient6-sc-update

Update ethclient wdelayer & add auction events

eth/auction.go

@@ -1,17 +1,21 @@
 package eth
 
 import (
+	"context"
 	"encoding/binary"
 	"fmt"
 	"math/big"
+	"strings"
 
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	ethCommon "github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/ethclient"
 	HermezAuctionProtocol "github.com/hermeznetwork/hermez-node/eth/contracts/auction"
 	ERC777 "github.com/hermeznetwork/hermez-node/eth/contracts/erc777"
-	"github.com/hermeznetwork/hermez-node/log"
 	"golang.org/x/crypto/sha3"
 )
 
@@ -132,14 +136,14 @@ type AuctionEventNewAllocationRatio struct {
 type AuctionEventNewCoordinator struct {
 	ForgerAddress     ethCommon.Address
 	WithdrawalAddress ethCommon.Address
-	URL               string
+	CoordinatorURL    string
 }
 
 // AuctionEventCoordinatorUpdated is an event of the Auction Smart Contract
 type AuctionEventCoordinatorUpdated struct {
 	ForgerAddress     ethCommon.Address
 	WithdrawalAddress ethCommon.Address
-	URL               string
+	CoordinatorURL    string
 }
 
 // AuctionEventNewForgeAllocated is an event of the Auction Smart Contract
@@ -239,6 +243,8 @@ type AuctionInterface interface {
 	AuctionGetCurrentSlotNumber() (int64, error)
 	AuctionGetMinBidBySlot(slot int64) (*big.Int, error)
 	AuctionGetDefaultSlotSetBid(slotSet uint8) (*big.Int, error)
+	AuctionGetSlotSet(slot int64) (*big.Int, error)
+	AuctionGetSlotNumber(blockNum int64) (*big.Int, error)
 
 	// Bidding
 	// AuctionTokensReceived(operator, from, to ethCommon.Address, amount *big.Int,
@@ -271,15 +277,21 @@ type AuctionClient struct {
 	address      ethCommon.Address
 	tokenAddress ethCommon.Address
 	gasLimit     uint64
+	contractAbi  abi.ABI
 }
 
 // NewAuctionClient creates a new AuctionClient.  `tokenAddress` is the address of the HEZ tokens.
 func NewAuctionClient(client *EthereumClient, address, tokenAddress ethCommon.Address) *AuctionClient {
+	contractAbi, err := abi.JSON(strings.NewReader(string(HermezAuctionProtocol.HermezAuctionProtocolABI)))
+	if err != nil {
+		fmt.Println(err)
+	}
 	return &AuctionClient{
 		client:       client,
 		address:      address,
 		tokenAddress: tokenAddress,
 		gasLimit:     1000000, //nolint:gomnd
+		contractAbi:  contractAbi,
 	}
 }
 
@@ -685,10 +697,22 @@ func (c *AuctionClient) AuctionGetDefaultSlotSetBid(slotSet uint8) (*big.Int, er
 	return minBidSlotSet, nil
 }
 
-// AuctionTokensReceived is the interface to call the smart contract function
-// func (c *AuctionClient) AuctionTokensReceived(operator, from, to ethCommon.Address, amount *big.Int, userData, operatorData []byte) error {
-// 	return errTODO
-// }
+// AuctionGetSlotNumber is the interface to call the smart contract function
+func (c *AuctionClient) AuctionGetSlotNumber(blockNum int64) (*big.Int, error) {
+	var slot *big.Int
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		auction, err := HermezAuctionProtocol.NewHermezAuctionProtocol(c.address, ec)
+		if err != nil {
+			return err
+		}
+		blockNumBig := big.NewInt(blockNum)
+		slot, err = auction.GetSlotNumber(nil, blockNumBig)
+		return err
+	}); err != nil {
+		return big.NewInt(0), err
+	}
+	return slot, nil
+}
 
 // AuctionBid is the interface to call the smart contract function
 func (c *AuctionClient) AuctionBid(slot int64, bidAmount *big.Int, forger ethCommon.Address) (*types.Transaction, error) {
@@ -898,8 +922,144 @@ func (c *AuctionClient) AuctionVariables() (*AuctionVariables, error) {
 	return auctionVariables, nil
 }
 
+var (
+	logNewBid                = crypto.Keccak256Hash([]byte("NewBid(uint128,uint128,address)"))
+	logNewSlotDeadline       = crypto.Keccak256Hash([]byte("NewSlotDeadline(uint8)"))
+	logNewClosedAuctionSlots = crypto.Keccak256Hash([]byte("NewClosedAuctionSlots(uint16)"))
+	logNewOutbidding         = crypto.Keccak256Hash([]byte("NewOutbidding(uint16)"))
+	logNewDonationAddress    = crypto.Keccak256Hash([]byte("NewDonationAddress(address)"))
+	logNewBootCoordinator    = crypto.Keccak256Hash([]byte("NewBootCoordinator(address)"))
+	logNewOpenAuctionSlots   = crypto.Keccak256Hash([]byte("NewOpenAuctionSlots(uint16)"))
+	logNewAllocationRatio    = crypto.Keccak256Hash([]byte("NewAllocationRatio(uint16[3])"))
+	logNewCoordinator        = crypto.Keccak256Hash([]byte("NewCoordinator(address,address,string)"))
+	logCoordinatorUpdated    = crypto.Keccak256Hash([]byte("CoordinatorUpdated(address,address,string)"))
+	logNewForgeAllocated     = crypto.Keccak256Hash([]byte("NewForgeAllocated(address,uint128,uint128,uint128,uint128)"))
+	logNewDefaultSlotSetBid  = crypto.Keccak256Hash([]byte("NewDefaultSlotSetBid(uint128,uint128)"))
+	logNewForge              = crypto.Keccak256Hash([]byte("NewForge(address,uint128)"))
+	logHEZClaimed            = crypto.Keccak256Hash([]byte("HEZClaimed(address,uint128)"))
+)
+
 // AuctionEventsByBlock returns the events in a block that happened in the Auction Smart Contract
 func (c *AuctionClient) AuctionEventsByBlock(blockNum int64) (*AuctionEvents, *ethCommon.Hash, error) {
-	log.Error("TODO")
-	return nil, nil, errTODO
+	var auctionEvents AuctionEvents
+
+	query := ethereum.FilterQuery{
+		FromBlock: big.NewInt(blockNum),
+		ToBlock:   big.NewInt(blockNum),
+		Addresses: []ethCommon.Address{
+			c.address,
+		},
+		BlockHash: nil, // TODO: Maybe we can put the blockHash here to make sure we get the results from the known block.
+		Topics:    [][]ethCommon.Hash{},
+	}
+
+	logs, err := c.client.client.FilterLogs(context.TODO(), query)
+	if err != nil {
+		fmt.Println(err)
+	}
+	for _, vLog := range logs {
+		switch vLog.Topics[0] {
+		case logNewBid:
+			var auxNewBid struct {
+				Slot      *big.Int
+				BidAmount *big.Int
+				Address   ethCommon.Address
+			}
+			var newBid AuctionEventNewBid
+			if err := c.contractAbi.Unpack(&auxNewBid, "NewBid", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			newBid.BidAmount = auxNewBid.BidAmount
+			newBid.Slot = new(big.Int).SetBytes(vLog.Topics[1][:]).Int64()
+			newBid.CoordinatorForger = ethCommon.BytesToAddress(vLog.Topics[2].Bytes())
+			auctionEvents.NewBid = append(auctionEvents.NewBid, newBid)
+		case logNewSlotDeadline:
+			var newSlotDeadline AuctionEventNewSlotDeadline
+			if err := c.contractAbi.Unpack(&newSlotDeadline, "NewSlotDeadline", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewSlotDeadline = append(auctionEvents.NewSlotDeadline, newSlotDeadline)
+		case logNewClosedAuctionSlots:
+			var newClosedAuctionSlots AuctionEventNewClosedAuctionSlots
+			if err := c.contractAbi.Unpack(&newClosedAuctionSlots, "NewClosedAuctionSlots", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewClosedAuctionSlots = append(auctionEvents.NewClosedAuctionSlots, newClosedAuctionSlots)
+		case logNewOutbidding:
+			var newOutbidding AuctionEventNewOutbidding
+			if err := c.contractAbi.Unpack(&newOutbidding, "NewOutbidding", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewOutbidding = append(auctionEvents.NewOutbidding, newOutbidding)
+		case logNewDonationAddress:
+			var newDonationAddress AuctionEventNewDonationAddress
+			if err := c.contractAbi.Unpack(&newDonationAddress, "NewDonationAddress", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewDonationAddress = append(auctionEvents.NewDonationAddress, newDonationAddress)
+		case logNewBootCoordinator:
+			var newBootCoordinator AuctionEventNewBootCoordinator
+			if err := c.contractAbi.Unpack(&newBootCoordinator, "NewBootCoordinator", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewBootCoordinator = append(auctionEvents.NewBootCoordinator, newBootCoordinator)
+		case logNewOpenAuctionSlots:
+			var newOpenAuctionSlots AuctionEventNewOpenAuctionSlots
+			if err := c.contractAbi.Unpack(&newOpenAuctionSlots, "NewOpenAuctionSlots", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewOpenAuctionSlots = append(auctionEvents.NewOpenAuctionSlots, newOpenAuctionSlots)
+		case logNewAllocationRatio:
+			var newAllocationRatio AuctionEventNewAllocationRatio
+			if err := c.contractAbi.Unpack(&newAllocationRatio, "NewAllocationRatio", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewAllocationRatio = append(auctionEvents.NewAllocationRatio, newAllocationRatio)
+		case logNewCoordinator:
+			var newCoordinator AuctionEventNewCoordinator
+			if err := c.contractAbi.Unpack(&newCoordinator, "NewCoordinator", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.NewCoordinator = append(auctionEvents.NewCoordinator, newCoordinator)
+		case logCoordinatorUpdated:
+			var coordinatorUpdated AuctionEventCoordinatorUpdated
+			if err := c.contractAbi.Unpack(&coordinatorUpdated, "CoordinatorUpdated", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			auctionEvents.CoordinatorUpdated = append(auctionEvents.CoordinatorUpdated, coordinatorUpdated)
+		case logNewForgeAllocated:
+			var newForgeAllocated AuctionEventNewForgeAllocated
+			if err := c.contractAbi.Unpack(&newForgeAllocated, "NewForgeAllocated", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			newForgeAllocated.Forger = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
+			newForgeAllocated.CurrentSlot = new(big.Int).SetBytes(vLog.Topics[2][:]).Int64()
+			auctionEvents.NewForgeAllocated = append(auctionEvents.NewForgeAllocated, newForgeAllocated)
+		case logNewDefaultSlotSetBid:
+			var auxNewDefaultSlotSetBid struct {
+				SlotSet          *big.Int
+				NewInitialMinBid *big.Int
+			}
+			var newDefaultSlotSetBid AuctionEventNewDefaultSlotSetBid
+			if err := c.contractAbi.Unpack(&auxNewDefaultSlotSetBid, "NewDefaultSlotSetBid", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			newDefaultSlotSetBid.NewInitialMinBid = auxNewDefaultSlotSetBid.NewInitialMinBid
+			newDefaultSlotSetBid.SlotSet = auxNewDefaultSlotSetBid.SlotSet.Int64()
+			auctionEvents.NewDefaultSlotSetBid = append(auctionEvents.NewDefaultSlotSetBid, newDefaultSlotSetBid)
+		case logNewForge:
+			var newForge AuctionEventNewForge
+			newForge.Forger = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
+			newForge.CurrentSlot = new(big.Int).SetBytes(vLog.Topics[2][:]).Int64()
+			auctionEvents.NewForge = append(auctionEvents.NewForge, newForge)
+		case logHEZClaimed:
+			var HEZClaimed AuctionEventHEZClaimed
+			if err := c.contractAbi.Unpack(&HEZClaimed, "HEZClaimed", vLog.Data); err != nil {
+				return nil, nil, err
+			}
+			HEZClaimed.Owner = ethCommon.BytesToAddress(vLog.Topics[1].Bytes())
+			auctionEvents.HEZClaimed = append(auctionEvents.HEZClaimed, HEZClaimed)
+		}
+	}
+	return &auctionEvents, nil, nil
 }

eth/auction_test.go

@@ -1,15 +1,10 @@
 package eth
 
 import (
-	"io/ioutil"
+	"context"
 	"math/big"
-	"os"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/accounts/keystore"
-	"github.com/ethereum/go-ethereum/common"
-	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 )
@@ -24,264 +19,207 @@ var allocationRatioConst [3]uint16 = [3]uint16{4000, 4000, 2000}
 
 var auctionClient *AuctionClient
 
-/*var donationAddressStr = os.Getenv("DONATION_ADDRESS")
-var bootCoordinatorStr = os.Getenv("BOOT_COORDINATOR_ADDRESS")
-var auctionAddressStr = os.Getenv("AUCTION_ADDRESS")
-var tokenHezStr = os.Getenv("TOKEN_ADDRESS")
-var hermezStr = os.Getenv("HERMEZ_ADDRESS")
-var governanceAddressStr = os.Getenv("GOV_ADDRESS")
-var governancePrivateKey = os.Getenv("GOV_PK")
-var ehtClientDialURL = os.Getenv("ETHCLIENT_DIAL_URL")*/
-var integration = os.Getenv("INTEGRATION")
-
-var donationAddressStr = "0x6c365935CA8710200C7595F0a72EB6023A7706Cd"
-var bootCoordinatorStr = "0xc783df8a850f42e7f7e57013759c285caa701eb6"
-var auctionAddressStr = "0x3619DbE27d7c1e7E91aA738697Ae7Bc5FC3eACA5"
-var tokenHezStr = "0xf4e77E5Da47AC3125140c470c71cBca77B5c638c" //nolint:gosec
-var hermezStr = "0xc4905364b78a742ccce7B890A89514061E47068D"
-var governanceAddressStr = "0xead9c93b79ae7c1591b1fb5323bd777e86e150d4"
-var governancePrivateKey = "d49743deccbccc5dc7baa8e69e5be03298da8688a15dd202e20f15d5e0e9a9fb"
-var ehtClientDialURL = "http://localhost:8545"
-var DONATION = common.HexToAddress(donationAddressStr)
-var BOOTCOORDINATOR = common.HexToAddress(bootCoordinatorStr)
-var TOKENHEZ = common.HexToAddress(tokenHezStr)
-var HERMEZROLLUP = common.HexToAddress(hermezStr)
+var genesisBlock = 91
 
 var minBidStr = "10000000000000000000"
 var URL = "http://localhost:3000"
 var newURL = "http://localhost:3002"
 var BLOCKSPERSLOT = uint8(40)
-var password = "pass"
-
-func TestNewAction(t *testing.T) {
-	key, err := crypto.HexToECDSA(governancePrivateKey)
-	require.Nil(t, err)
-	dir, err := ioutil.TempDir("", "tmpks")
-	require.Nil(t, err)
-	ks := keystore.NewKeyStore(dir, keystore.StandardScryptN, keystore.StandardScryptP)
-	account, err := ks.ImportECDSA(key, password)
-	require.Nil(t, err)
-	err = ks.Unlock(account, password)
-	require.Nil(t, err)
-	// Init eth client
-	ethClient, err := ethclient.Dial(ehtClientDialURL)
-	require.Nil(t, err)
-	ethereumClient := NewEthereumClient(ethClient, &account, ks, nil)
-	auctionAddress := common.HexToAddress(auctionAddressStr)
-	tokenAddress := common.HexToAddress(tokenHezStr)
-	if integration != "" {
-		auctionClient = NewAuctionClient(ethereumClient, auctionAddress, tokenAddress)
-	}
-}
 
 func TestAuctionGetCurrentSlotNumber(t *testing.T) {
-	if auctionClient != nil {
-		currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
-		require.Nil(t, err)
-		currentSlotInt := int(currentSlot)
-		assert.Equal(t, currentSlotConst, currentSlotInt)
-	}
+	currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
+	require.Nil(t, err)
+	currentSlotInt := int(currentSlot)
+	assert.Equal(t, currentSlotConst, currentSlotInt)
 }
 
 func TestAuctionConstants(t *testing.T) {
 	INITMINBID := new(big.Int)
 	INITMINBID.SetString(minBidStr, 10)
-	if auctionClient != nil {
-		auctionConstants, err := auctionClient.AuctionConstants()
-		require.Nil(t, err)
-		assert.Equal(t, auctionConstants.BlocksPerSlot, BLOCKSPERSLOT)
-		// assert.Equal(t, auctionConstants.GenesisBlockNum, GENESISBLOCKNUM)
-		assert.Equal(t, auctionConstants.HermezRollup, HERMEZROLLUP)
-		assert.Equal(t, auctionConstants.InitialMinimalBidding, INITMINBID)
-		assert.Equal(t, auctionConstants.TokenHEZ, TOKENHEZ)
-	}
+
+	auctionConstants, err := auctionClient.AuctionConstants()
+	require.Nil(t, err)
+	assert.Equal(t, auctionConstants.BlocksPerSlot, BLOCKSPERSLOT)
+	// assert.Equal(t, auctionConstants.GenesisBlockNum, GENESISBLOCKNUM)
+	assert.Equal(t, auctionConstants.HermezRollup, hermezRollupAddressConst)
+	assert.Equal(t, auctionConstants.InitialMinimalBidding, INITMINBID)
+	assert.Equal(t, auctionConstants.TokenHEZ, tokenHezAddressConst)
 }
 
 func TestAuctionVariables(t *testing.T) {
 	INITMINBID := new(big.Int)
 	INITMINBID.SetString(minBidStr, 10)
 	defaultSlotSetBid := [6]*big.Int{INITMINBID, INITMINBID, INITMINBID, INITMINBID, INITMINBID, INITMINBID}
-	if auctionClient != nil {
-		auctionVariables, err := auctionClient.AuctionVariables()
-		require.Nil(t, err)
-		assert.Equal(t, auctionVariables.AllocationRatio, allocationRatioConst)
-		assert.Equal(t, auctionVariables.BootCoordinator, BOOTCOORDINATOR)
-		assert.Equal(t, auctionVariables.ClosedAuctionSlots, closedAuctionSlotsConst)
-		assert.Equal(t, auctionVariables.DefaultSlotSetBid, defaultSlotSetBid)
-		assert.Equal(t, auctionVariables.DonationAddress, DONATION)
-		assert.Equal(t, auctionVariables.OpenAuctionSlots, openAuctionSlotsConst)
-		assert.Equal(t, auctionVariables.Outbidding, outbiddingConst)
-		assert.Equal(t, auctionVariables.SlotDeadline, slotDeadlineConst)
-	}
+
+	auctionVariables, err := auctionClient.AuctionVariables()
+	require.Nil(t, err)
+	assert.Equal(t, auctionVariables.AllocationRatio, allocationRatioConst)
+	assert.Equal(t, auctionVariables.BootCoordinator, bootCoordinatorAddressConst)
+	assert.Equal(t, auctionVariables.ClosedAuctionSlots, closedAuctionSlotsConst)
+	assert.Equal(t, auctionVariables.DefaultSlotSetBid, defaultSlotSetBid)
+	assert.Equal(t, auctionVariables.DonationAddress, donationAddressConst)
+	assert.Equal(t, auctionVariables.OpenAuctionSlots, openAuctionSlotsConst)
+	assert.Equal(t, auctionVariables.Outbidding, outbiddingConst)
+	assert.Equal(t, auctionVariables.SlotDeadline, slotDeadlineConst)
 }
 
 func TestAuctionGetSlotDeadline(t *testing.T) {
-	if auctionClient != nil {
-		slotDeadline, err := auctionClient.AuctionGetSlotDeadline()
-		require.Nil(t, err)
-		assert.Equal(t, slotDeadlineConst, slotDeadline)
-	}
+	slotDeadline, err := auctionClient.AuctionGetSlotDeadline()
+	require.Nil(t, err)
+	assert.Equal(t, slotDeadlineConst, slotDeadline)
 }
 
 func TestAuctionSetSlotDeadline(t *testing.T) {
 	newSlotDeadline := uint8(25)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetSlotDeadline(newSlotDeadline)
-		require.Nil(t, err)
-		slotDeadline, err := auctionClient.AuctionGetSlotDeadline()
-		require.Nil(t, err)
-		assert.Equal(t, newSlotDeadline, slotDeadline)
-		_, err = auctionClient.AuctionSetSlotDeadline(slotDeadlineConst)
-		require.Nil(t, err)
-	}
+
+	_, err := auctionClient.AuctionSetSlotDeadline(newSlotDeadline)
+	require.Nil(t, err)
+	slotDeadline, err := auctionClient.AuctionGetSlotDeadline()
+	require.Nil(t, err)
+	assert.Equal(t, newSlotDeadline, slotDeadline)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newSlotDeadline, auctionEvents.NewSlotDeadline[0].NewSlotDeadline)
 }
 
 func TestAuctionGetOpenAuctionSlots(t *testing.T) {
-	if auctionClient != nil {
-		openAuctionSlots, err := auctionClient.AuctionGetOpenAuctionSlots()
-		require.Nil(t, err)
-		assert.Equal(t, openAuctionSlotsConst, openAuctionSlots)
-	}
+	openAuctionSlots, err := auctionClient.AuctionGetOpenAuctionSlots()
+	require.Nil(t, err)
+	assert.Equal(t, openAuctionSlotsConst, openAuctionSlots)
 }
 
 func TestAuctionSetOpenAuctionSlots(t *testing.T) {
 	newOpenAuctionSlots := uint16(4500)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetOpenAuctionSlots(newOpenAuctionSlots)
-		require.Nil(t, err)
-		openAuctionSlots, err := auctionClient.AuctionGetOpenAuctionSlots()
-		require.Nil(t, err)
-		assert.Equal(t, newOpenAuctionSlots, openAuctionSlots)
-		_, err = auctionClient.AuctionSetOpenAuctionSlots(openAuctionSlotsConst)
-		require.Nil(t, err)
-	}
+
+	_, err := auctionClient.AuctionSetOpenAuctionSlots(newOpenAuctionSlots)
+	require.Nil(t, err)
+	openAuctionSlots, err := auctionClient.AuctionGetOpenAuctionSlots()
+	require.Nil(t, err)
+	assert.Equal(t, newOpenAuctionSlots, openAuctionSlots)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newOpenAuctionSlots, auctionEvents.NewOpenAuctionSlots[0].NewOpenAuctionSlots)
 }
 
 func TestAuctionGetClosedAuctionSlots(t *testing.T) {
-	if auctionClient != nil {
-		closedAuctionSlots, err := auctionClient.AuctionGetClosedAuctionSlots()
-		require.Nil(t, err)
-		assert.Equal(t, closedAuctionSlotsConst, closedAuctionSlots)
-	}
+	closedAuctionSlots, err := auctionClient.AuctionGetClosedAuctionSlots()
+	require.Nil(t, err)
+	assert.Equal(t, closedAuctionSlotsConst, closedAuctionSlots)
 }
 
 func TestAuctionSetClosedAuctionSlots(t *testing.T) {
-	newClosedAuctionSlots := uint16(5)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetClosedAuctionSlots(newClosedAuctionSlots)
-		require.Nil(t, err)
-		closedAuctionSlots, err := auctionClient.AuctionGetClosedAuctionSlots()
-		require.Nil(t, err)
-		assert.Equal(t, newClosedAuctionSlots, closedAuctionSlots)
-		_, err = auctionClient.AuctionSetClosedAuctionSlots(closedAuctionSlotsConst)
-		require.Nil(t, err)
-	}
+	newClosedAuctionSlots := uint16(1)
+
+	_, err := auctionClient.AuctionSetClosedAuctionSlots(newClosedAuctionSlots)
+	require.Nil(t, err)
+	closedAuctionSlots, err := auctionClient.AuctionGetClosedAuctionSlots()
+	require.Nil(t, err)
+	assert.Equal(t, newClosedAuctionSlots, closedAuctionSlots)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newClosedAuctionSlots, auctionEvents.NewClosedAuctionSlots[0].NewClosedAuctionSlots)
+	_, err = auctionClient.AuctionSetClosedAuctionSlots(closedAuctionSlots)
+	require.Nil(t, err)
 }
 
 func TestAuctionGetOutbidding(t *testing.T) {
-	if auctionClient != nil {
-		outbidding, err := auctionClient.AuctionGetOutbidding()
-		require.Nil(t, err)
-		assert.Equal(t, outbiddingConst, outbidding)
-	}
+	outbidding, err := auctionClient.AuctionGetOutbidding()
+	require.Nil(t, err)
+	assert.Equal(t, outbiddingConst, outbidding)
 }
 
 func TestAuctionSetOutbidding(t *testing.T) {
 	newOutbidding := uint16(0xb)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetOutbidding(newOutbidding)
-		require.Nil(t, err)
-		outbidding, err := auctionClient.AuctionGetOutbidding()
-		require.Nil(t, err)
-		assert.Equal(t, newOutbidding, outbidding)
-		_, err = auctionClient.AuctionSetOutbidding(outbiddingConst)
-		require.Nil(t, err)
-	}
+
+	_, err := auctionClient.AuctionSetOutbidding(newOutbidding)
+	require.Nil(t, err)
+	outbidding, err := auctionClient.AuctionGetOutbidding()
+	require.Nil(t, err)
+	assert.Equal(t, newOutbidding, outbidding)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newOutbidding, auctionEvents.NewOutbidding[0].NewOutbidding)
+	_, err = auctionClient.AuctionSetOutbidding(outbiddingConst)
+	require.Nil(t, err)
 }
 
 func TestAuctionGetAllocationRatio(t *testing.T) {
-	if auctionClient != nil {
-		allocationRatio, err := auctionClient.AuctionGetAllocationRatio()
-		require.Nil(t, err)
-		assert.Equal(t, allocationRatioConst, allocationRatio)
-	}
+	allocationRatio, err := auctionClient.AuctionGetAllocationRatio()
+	require.Nil(t, err)
+	assert.Equal(t, allocationRatioConst, allocationRatio)
 }
 
 func TestAuctionSetAllocationRatio(t *testing.T) {
 	newAllocationRatio := [3]uint16{3000, 3000, 4000}
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetAllocationRatio(newAllocationRatio)
-		require.Nil(t, err)
-		allocationRatio, err := auctionClient.AuctionGetAllocationRatio()
-		require.Nil(t, err)
-		assert.Equal(t, newAllocationRatio, allocationRatio)
-		_, err = auctionClient.AuctionSetAllocationRatio(allocationRatioConst)
-		require.Nil(t, err)
-	}
+
+	_, err := auctionClient.AuctionSetAllocationRatio(newAllocationRatio)
+	require.Nil(t, err)
+	allocationRatio, err := auctionClient.AuctionGetAllocationRatio()
+	require.Nil(t, err)
+	assert.Equal(t, newAllocationRatio, allocationRatio)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newAllocationRatio, auctionEvents.NewAllocationRatio[0].NewAllocationRatio)
+	_, err = auctionClient.AuctionSetAllocationRatio(allocationRatioConst)
+	require.Nil(t, err)
 }
 
 func TestAuctionGetDonationAddress(t *testing.T) {
-	if auctionClient != nil {
-		donationAddress, err := auctionClient.AuctionGetDonationAddress()
-		require.Nil(t, err)
-		donationAddressConst := common.HexToAddress(donationAddressStr)
-		assert.Equal(t, &donationAddressConst, donationAddress)
-	}
+	donationAddress, err := auctionClient.AuctionGetDonationAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &donationAddressConst, donationAddress)
 }
 
 func TestAuctionGetBootCoordinator(t *testing.T) {
-	if auctionClient != nil {
-		bootCoordinator, err := auctionClient.AuctionGetBootCoordinator()
-		require.Nil(t, err)
-		bootCoordinatorConst := common.HexToAddress(bootCoordinatorStr)
-		assert.Equal(t, &bootCoordinatorConst, bootCoordinator)
-	}
+	bootCoordinator, err := auctionClient.AuctionGetBootCoordinator()
+	require.Nil(t, err)
+	assert.Equal(t, &bootCoordinatorAddressConst, bootCoordinator)
 }
 
 func TestAuctionSetDonationAddress(t *testing.T) {
-	newDonationAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetDonationAddress(newDonationAddress)
-		require.Nil(t, err)
-		donationAddress, err := auctionClient.AuctionGetDonationAddress()
-		require.Nil(t, err)
-		assert.Equal(t, &newDonationAddress, donationAddress)
-		donationAddressConst := common.HexToAddress(donationAddressStr)
-		_, err = auctionClient.AuctionSetDonationAddress(donationAddressConst)
-		require.Nil(t, err)
-	}
+	newDonationAddress := governanceAddressConst
+
+	_, err := auctionClient.AuctionSetDonationAddress(newDonationAddress)
+	require.Nil(t, err)
+	donationAddress, err := auctionClient.AuctionGetDonationAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &newDonationAddress, donationAddress)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newDonationAddress, auctionEvents.NewDonationAddress[0].NewDonationAddress)
+	_, err = auctionClient.AuctionSetDonationAddress(donationAddressConst)
+	require.Nil(t, err)
 }
 
 func TestAuctionSetBootCoordinator(t *testing.T) {
-	newBootCoordinator := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionSetBootCoordinator(newBootCoordinator)
-		require.Nil(t, err)
-		bootCoordinator, err := auctionClient.AuctionGetBootCoordinator()
-		require.Nil(t, err)
-		assert.Equal(t, &newBootCoordinator, bootCoordinator)
-		bootCoordinatorConst := common.HexToAddress(bootCoordinatorStr)
-		_, err = auctionClient.AuctionSetBootCoordinator(bootCoordinatorConst)
-		require.Nil(t, err)
-	}
+	newBootCoordinator := governanceAddressConst
+
+	_, err := auctionClient.AuctionSetBootCoordinator(newBootCoordinator)
+	require.Nil(t, err)
+	bootCoordinator, err := auctionClient.AuctionGetBootCoordinator()
+	require.Nil(t, err)
+	assert.Equal(t, &newBootCoordinator, bootCoordinator)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, newBootCoordinator, auctionEvents.NewBootCoordinator[0].NewBootCoordinator)
+	_, err = auctionClient.AuctionSetBootCoordinator(bootCoordinatorAddressConst)
+	require.Nil(t, err)
 }
 
 func TestAuctionGetSlotSet(t *testing.T) {
 	slot := int64(10)
-	if auctionClient != nil {
-		slotSet, err := auctionClient.AuctionGetSlotSet(slot)
-		require.Nil(t, err)
-		assert.Equal(t, slotSet, big.NewInt(4))
-	}
+
+	slotSet, err := auctionClient.AuctionGetSlotSet(slot)
+	require.Nil(t, err)
+	assert.Equal(t, slotSet, big.NewInt(4))
 }
 
 func TestAuctionGetDefaultSlotSetBid(t *testing.T) {
 	slotSet := uint8(3)
-	if auctionClient != nil {
-		minBid, err := auctionClient.AuctionGetDefaultSlotSetBid(slotSet)
-		require.Nil(t, err)
-		assert.Equal(t, minBid.String(), minBidStr)
-	}
+
+	minBid, err := auctionClient.AuctionGetDefaultSlotSetBid(slotSet)
+	require.Nil(t, err)
+	assert.Equal(t, minBid.String(), minBidStr)
 }
 
 func TestAuctionChangeDefaultSlotSetBid(t *testing.T) {
@@ -289,87 +227,146 @@ func TestAuctionChangeDefaultSlotSetBid(t *testing.T) {
 	set := uint8(3)
 	newInitialMinBid := new(big.Int)
 	newInitialMinBid.SetString("20000000000000000000", 10)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionChangeDefaultSlotSetBid(slotSet, newInitialMinBid)
-		require.Nil(t, err)
-		minBid, err := auctionClient.AuctionGetDefaultSlotSetBid(set)
-		require.Nil(t, err)
-		assert.Equal(t, minBid, newInitialMinBid)
-		newMinBid := new(big.Int)
-		newMinBid.SetString("10000000000000000000", 10)
-		_, err = auctionClient.AuctionChangeDefaultSlotSetBid(slotSet, newMinBid)
-		require.Nil(t, err)
-	}
+
+	_, err := auctionClient.AuctionChangeDefaultSlotSetBid(slotSet, newInitialMinBid)
+	require.Nil(t, err)
+	minBid, err := auctionClient.AuctionGetDefaultSlotSetBid(set)
+	require.Nil(t, err)
+	assert.Equal(t, minBid, newInitialMinBid)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, slotSet, auctionEvents.NewDefaultSlotSetBid[0].SlotSet)
+	assert.Equal(t, newInitialMinBid, auctionEvents.NewDefaultSlotSetBid[0].NewInitialMinBid)
+	newMinBid := new(big.Int)
+	newMinBid.SetString("10000000000000000000", 10)
+	_, err = auctionClient.AuctionChangeDefaultSlotSetBid(slotSet, newMinBid)
+	require.Nil(t, err)
 }
 
 func TestAuctionGetClaimableHEZ(t *testing.T) {
-	forgerAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		claimableHEZ, err := auctionClient.AuctionGetClaimableHEZ(forgerAddress)
-		require.Nil(t, err)
-		assert.Equal(t, claimableHEZ.Int64(), int64(0))
-	}
+	forgerAddress := governanceAddressConst
+
+	claimableHEZ, err := auctionClient.AuctionGetClaimableHEZ(forgerAddress)
+	require.Nil(t, err)
+	assert.Equal(t, claimableHEZ.Int64(), int64(0))
 }
 
 func TestAuctionIsRegisteredCoordinator(t *testing.T) {
-	forgerAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		registered, err := auctionClient.AuctionIsRegisteredCoordinator(forgerAddress)
-		require.Nil(t, err)
-		assert.Equal(t, registered, false)
-	}
+	forgerAddress := governanceAddressConst
+
+	registered, err := auctionClient.AuctionIsRegisteredCoordinator(forgerAddress)
+	require.Nil(t, err)
+	assert.Equal(t, registered, false)
 }
 
 func TestAuctionRegisterCoordinator(t *testing.T) {
-	forgerAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionRegisterCoordinator(forgerAddress, URL)
-		require.Nil(t, err)
-	}
+	forgerAddress := governanceAddressConst
+
+	_, err := auctionClient.AuctionRegisterCoordinator(forgerAddress, URL)
+	require.Nil(t, err)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, forgerAddress, auctionEvents.NewCoordinator[0].ForgerAddress)
+	assert.Equal(t, forgerAddress, auctionEvents.NewCoordinator[0].WithdrawalAddress)
+	assert.Equal(t, URL, auctionEvents.NewCoordinator[0].CoordinatorURL)
 }
 
 func TestAuctionIsRegisteredCoordinatorTrue(t *testing.T) {
-	forgerAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		registered, err := auctionClient.AuctionIsRegisteredCoordinator(forgerAddress)
-		require.Nil(t, err)
-		assert.Equal(t, registered, true)
-	}
+	forgerAddress := governanceAddressConst
+
+	registered, err := auctionClient.AuctionIsRegisteredCoordinator(forgerAddress)
+	require.Nil(t, err)
+	assert.Equal(t, registered, true)
 }
 
 func TestAuctionUpdateCoordinatorInfo(t *testing.T) {
-	forgerAddress := common.HexToAddress(governanceAddressStr)
-	if auctionClient != nil {
-		_, err := auctionClient.AuctionUpdateCoordinatorInfo(forgerAddress, forgerAddress, newURL)
-		require.Nil(t, err)
-	}
+	forgerAddress := governanceAddressConst
+
+	_, err := auctionClient.AuctionUpdateCoordinatorInfo(forgerAddress, forgerAddress, newURL)
+	require.Nil(t, err)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, forgerAddress, auctionEvents.CoordinatorUpdated[0].ForgerAddress)
+	assert.Equal(t, forgerAddress, auctionEvents.CoordinatorUpdated[0].WithdrawalAddress)
+	assert.Equal(t, newURL, auctionEvents.CoordinatorUpdated[0].CoordinatorURL)
 }
 
 func TestAuctionBid(t *testing.T) {
-	if auctionClient != nil {
-		currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
-		require.Nil(t, err)
-		bidAmount := new(big.Int)
-		bidAmount.SetString("11000000000000000000", 10)
-		forgerAddress := common.HexToAddress(governanceAddressStr)
-		_, err = auctionClient.AuctionBid(currentSlot+4, bidAmount, forgerAddress)
-		require.Nil(t, err)
-	}
+	currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
+	require.Nil(t, err)
+	bidAmount := new(big.Int)
+	bidAmount.SetString("12000000000000000000", 10)
+	forgerAddress := governanceAddressConst
+	_, err = auctionClient.AuctionBid(currentSlot+4, bidAmount, forgerAddress)
+	require.Nil(t, err)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, bidAmount, auctionEvents.NewBid[0].BidAmount)
+	assert.Equal(t, forgerAddress, auctionEvents.NewBid[0].CoordinatorForger)
+	assert.Equal(t, currentSlot+4, auctionEvents.NewBid[0].Slot)
+}
+
+func TestAuctionGetSlotNumber(t *testing.T) {
+	slotConst := 4
+	blockNum := int(BLOCKSPERSLOT)*slotConst + genesisBlock
+
+	slot, err := auctionClient.AuctionGetSlotNumber(int64(blockNum))
+	require.Nil(t, err)
+	assert.Equal(t, slot, big.NewInt(int64(slotConst)))
+}
+
+func TestAuctionCanForge(t *testing.T) {
+	slotConst := 4
+	blockNum := int(BLOCKSPERSLOT)*slotConst + genesisBlock
+
+	canForge, err := auctionClient.AuctionCanForge(governanceAddressConst, int64(blockNum))
+	require.Nil(t, err)
+	assert.Equal(t, canForge, true)
 }
 
 func TestAuctionMultiBid(t *testing.T) {
-	if auctionClient != nil {
-		currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
-		require.Nil(t, err)
-		slotSet := [6]bool{false, true, false, true, false, true}
-		maxBid := new(big.Int)
-		maxBid.SetString("11000000000000000000", 10)
-		minBid := new(big.Int)
-		minBid.SetString("11000000000000000000", 10)
-		budget := new(big.Int)
-		budget.SetString("110000000000000000000", 10)
-		forgerAddress := common.HexToAddress(governanceAddressStr)
-		_, err = auctionClient.AuctionMultiBid(currentSlot+5, currentSlot+10, slotSet, maxBid, minBid, budget, forgerAddress)
-		require.Nil(t, err)
-	}
+	currentSlot, err := auctionClient.AuctionGetCurrentSlotNumber()
+	require.Nil(t, err)
+	slotSet := [6]bool{true, false, true, false, true, false}
+	maxBid := new(big.Int)
+	maxBid.SetString("15000000000000000000", 10)
+	minBid := new(big.Int)
+	minBid.SetString("11000000000000000000", 10)
+	budget := new(big.Int)
+	budget.SetString("45200000000000000000", 10)
+	forgerAddress := governanceAddressConst
+	_, err = auctionClient.AuctionMultiBid(currentSlot+4, currentSlot+10, slotSet, maxBid, minBid, budget, forgerAddress)
+	require.Nil(t, err)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, forgerAddress, auctionEvents.NewBid[0].CoordinatorForger)
+	assert.Equal(t, currentSlot+4, auctionEvents.NewBid[0].Slot)
+	assert.Equal(t, forgerAddress, auctionEvents.NewBid[1].CoordinatorForger)
+	assert.Equal(t, currentSlot+6, auctionEvents.NewBid[1].Slot)
+	assert.Equal(t, forgerAddress, auctionEvents.NewBid[2].CoordinatorForger)
+	assert.Equal(t, currentSlot+8, auctionEvents.NewBid[2].Slot)
+	assert.Equal(t, forgerAddress, auctionEvents.NewBid[3].CoordinatorForger)
+	assert.Equal(t, currentSlot+10, auctionEvents.NewBid[3].Slot)
+}
+
+func TestAuctionGetClaimableHEZ2(t *testing.T) {
+	forgerAddress := governanceAddressConst
+	amount := new(big.Int)
+	amount.SetString("11000000000000000000", 10)
+
+	claimableHEZ, err := auctionClient.AuctionGetClaimableHEZ(forgerAddress)
+	require.Nil(t, err)
+	assert.Equal(t, claimableHEZ, amount)
+}
+
+func TestAuctionClaimHEZ(t *testing.T) {
+	amount := new(big.Int)
+	amount.SetString("11000000000000000000", 10)
+
+	_, err := auctionClient.AuctionClaimHEZ(governanceAddressConst)
+	require.Nil(t, err)
+	header, _ := auctionClient.client.client.HeaderByNumber(context.Background(), nil)
+	auctionEvents, _, _ := auctionClient.AuctionEventsByBlock(header.Number.Int64())
+	assert.Equal(t, amount, auctionEvents.HEZClaimed[0].Amount)
+	assert.Equal(t, governanceAddressConst, auctionEvents.HEZClaimed[0].Owner)
 }

eth/main_test.go

@@ -0,0 +1,132 @@
+package eth
+
+import (
+	"io/ioutil"
+	"os"
+	"testing"
+
+	"github.com/ethereum/go-ethereum/accounts"
+	"github.com/ethereum/go-ethereum/accounts/keystore"
+	ethCommon "github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/ethclient"
+)
+
+/*var donationAddressStr = os.Getenv("DONATION_ADDRESS")
+var bootCoordinatorStr = os.Getenv("BOOT_COORDINATOR_ADDRESS")
+var auctionAddressStr = os.Getenv("AUCTION_ADDRESS")
+var tokenHezStr = os.Getenv("TOKEN_ADDRESS")
+var hermezStr = os.Getenv("HERMEZ_ADDRESS")
+var governanceAddressStr = os.Getenv("GOV_ADDRESS")
+var governancePrivateKey = os.Getenv("GOV_PK")
+var ehtClientDialURL = os.Getenv("ETHCLIENT_DIAL_URL")*/
+var ehtClientDialURL = "http://localhost:8545"
+var password = "pass"
+
+// Smart Contract Addresses
+var (
+	auctionAddressStr           = "0x3619DbE27d7c1e7E91aA738697Ae7Bc5FC3eACA5"
+	auctionAddressConst         = ethCommon.HexToAddress(auctionAddressStr)
+	donationAddressStr          = "0x6c365935CA8710200C7595F0a72EB6023A7706Cd"
+	donationAddressConst        = ethCommon.HexToAddress(donationAddressStr)
+	bootCoordinatorAddressStr   = "0xc783df8a850f42e7f7e57013759c285caa701eb6"
+	bootCoordinatorAddressConst = ethCommon.HexToAddress(bootCoordinatorAddressStr)
+	tokenHezAddressStr          = "0xf4e77E5Da47AC3125140c470c71cBca77B5c638c" //nolint:gosec
+	tokenHezAddressConst        = ethCommon.HexToAddress(tokenHezAddressStr)
+	hermezRollupAddressStr      = "0xc4905364b78a742ccce7B890A89514061E47068D"
+	hermezRollupAddressConst    = ethCommon.HexToAddress(hermezRollupAddressStr)
+	wdelayerAddressStr          = "0x1A1FEe7EeD918BD762173e4dc5EfDB8a78C924A8"
+	wdelayerAddressConst        = ethCommon.HexToAddress(wdelayerAddressStr)
+)
+
+// Ethereum Accounts
+var (
+	hermezGovernanceDAOAddressSK    = "2a8aede924268f84156a00761de73998dac7bf703408754b776ff3f873bcec60"
+	hermezGovernanceDAOAddressStr   = "0x84Fae3d3Cba24A97817b2a18c2421d462dbBCe9f"
+	hermezGovernanceDAOAddressConst = ethCommon.HexToAddress(hermezGovernanceDAOAddressStr)
+
+	whiteHackGroupAddressSK    = "8b24fd94f1ce869d81a34b95351e7f97b2cd88a891d5c00abc33d0ec9501902e"
+	whiteHackGroupAddressStr   = "0xfa3BdC8709226Da0dA13A4d904c8b66f16c3c8BA"
+	whiteHackGroupAddressConst = ethCommon.HexToAddress(whiteHackGroupAddressStr)
+
+	hermezKeeperAddressSK    = "7f307c41137d1ed409f0a7b028f6c7596f12734b1d289b58099b99d60a96efff"
+	hermezKeeperAddressStr   = "0xFbC51a9582D031f2ceaaD3959256596C5D3a5468"
+	hermezKeeperAddressConst = ethCommon.HexToAddress(hermezKeeperAddressStr)
+
+	governanceAddressSK    = "d49743deccbccc5dc7baa8e69e5be03298da8688a15dd202e20f15d5e0e9a9fb"
+	governanceAddressStr   = "0xead9c93b79ae7c1591b1fb5323bd777e86e150d4"
+	governanceAddressConst = ethCommon.HexToAddress(governanceAddressStr)
+
+	auxAddressSK    = "28d1bfbbafe9d1d4f5a11c3c16ab6bf9084de48d99fbac4058bdfa3c80b29089"
+	auxAddressStr   = "0x3d91185a02774C70287F6c74Dd26d13DFB58ff16"
+	auxAddressConst = ethCommon.HexToAddress(auxAddressStr)
+)
+
+var (
+	accountGov           *accounts.Account
+	accountKep           *accounts.Account
+	accountWhite         *accounts.Account
+	accountGovDAO        *accounts.Account
+	accountAux           *accounts.Account
+	ks                   *keystore.KeyStore
+	ethClient            *ethclient.Client
+	ethereumClientWhite  *EthereumClient
+	ethereumClientKep    *EthereumClient
+	ethereumClientGovDAO *EthereumClient
+	ethereumClientAux    *EthereumClient
+)
+
+func addKey(ks *keystore.KeyStore, skHex string) *accounts.Account {
+	key, err := crypto.HexToECDSA(skHex)
+	if err != nil {
+		panic(err)
+	}
+	account, err := ks.ImportECDSA(key, password)
+	if err != nil {
+		panic(err)
+	}
+	err = ks.Unlock(account, password)
+	if err != nil {
+		panic(err)
+	}
+	return &account
+}
+
+func TestMain(m *testing.M) {
+	exitVal := 0
+
+	if os.Getenv("INTEGRATION") != "" {
+		dir, err := ioutil.TempDir("", "tmpks")
+		if err != nil {
+			panic(err)
+		}
+		ks = keystore.NewKeyStore(dir, keystore.LightScryptN, keystore.LightScryptP)
+
+		// Load ethereum accounts from private keys
+		accountGov = addKey(ks, governanceAddressSK)
+		accountKep = addKey(ks, hermezKeeperAddressSK)
+		accountWhite = addKey(ks, whiteHackGroupAddressSK)
+		accountGovDAO = addKey(ks, hermezGovernanceDAOAddressSK)
+		accountAux = addKey(ks, auxAddressSK)
+
+		ethClient, err = ethclient.Dial(ehtClientDialURL)
+		if err != nil {
+			panic(err)
+		}
+
+		// Controllable Governance Address
+
+		ethereumClientGov := NewEthereumClient(ethClient, accountGov, ks, nil)
+		auctionClient = NewAuctionClient(ethereumClientGov, auctionAddressConst, tokenHezAddressConst)
+		rollupClient = NewRollupClient(ethereumClientGov, hermezRollupAddressConst)
+		wdelayerClient = NewWDelayerClient(ethereumClientGov, wdelayerAddressConst)
+
+		ethereumClientKep = NewEthereumClient(ethClient, accountKep, ks, nil)
+		ethereumClientWhite = NewEthereumClient(ethClient, accountWhite, ks, nil)
+		ethereumClientGovDAO = NewEthereumClient(ethClient, accountGovDAO, ks, nil)
+		ethereumClientAux = NewEthereumClient(ethClient, accountAux, ks, nil)
+
+		exitVal = m.Run()
+	}
+	os.Exit(exitVal)
+}

eth/rollup_test.go

@@ -1,36 +1,13 @@
 package eth
 
 import (
-	"io/ioutil"
 	"testing"
 
-	"github.com/ethereum/go-ethereum/accounts/keystore"
-	"github.com/ethereum/go-ethereum/crypto"
-	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/stretchr/testify/require"
 )
 
 var rollupClient *RollupClient
 
-func TestNewRollupClient(t *testing.T) {
-	key, err := crypto.HexToECDSA(governancePrivateKey)
-	require.Nil(t, err)
-	dir, err := ioutil.TempDir("", "tmpks")
-	require.Nil(t, err)
-	ks := keystore.NewKeyStore(dir, keystore.StandardScryptN, keystore.StandardScryptP)
-	account, err := ks.ImportECDSA(key, password)
-	require.Nil(t, err)
-	err = ks.Unlock(account, password)
-	require.Nil(t, err)
-	// Init eth client
-	ethClient, err := ethclient.Dial(ehtClientDialURL)
-	require.Nil(t, err)
-	ethereumClient := NewEthereumClient(ethClient, &account, ks, nil)
-	if integration != "" {
-		rollupClient = NewRollupClient(ethereumClient, HERMEZROLLUP)
-	}
-}
-
 func TestRollupConstants(t *testing.T) {
 	if rollupClient != nil {
 		_, err := rollupClient.RollupConstants()

eth/wdelayer.go

@@ -1,10 +1,14 @@
 package eth
 
 import (
+	"fmt"
 	"math/big"
 
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
 	ethCommon "github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/ethclient"
+	WithdrawalDelayer "github.com/hermeznetwork/hermez-node/eth/contracts/withdrawdelayer"
 )
 
 // WDelayerConstants are the constants of the Rollup Smart Contract
@@ -140,75 +144,266 @@ func NewWDelayerClient(client *EthereumClient, address ethCommon.Address) *WDela
 
 // WDelayerGetHermezGovernanceDAOAddress is the interface to call the smart contract function
 func (c *WDelayerClient) WDelayerGetHermezGovernanceDAOAddress() (*ethCommon.Address, error) {
-	return nil, errTODO
+	var hermezGovernanceDAOAddress ethCommon.Address
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		hermezGovernanceDAOAddress, err = wdelayer.GetHermezGovernanceDAOAddress(nil)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return &hermezGovernanceDAOAddress, nil
 }
 
 // WDelayerSetHermezGovernanceDAOAddress is the interface to call the smart contract function
-func WDelayerSetHermezGovernanceDAOAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerSetHermezGovernanceDAOAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.SetHermezGovernanceDAOAddress(auth, newAddress)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed setting hermezGovernanceDAOAddress: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerGetHermezKeeperAddress is the interface to call the smart contract function
-func WDelayerGetHermezKeeperAddress() (*ethCommon.Address, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerGetHermezKeeperAddress() (*ethCommon.Address, error) {
+	var hermezKeeperAddress ethCommon.Address
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		hermezKeeperAddress, err = wdelayer.GetHermezKeeperAddress(nil)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return &hermezKeeperAddress, nil
 }
 
 // WDelayerSetHermezKeeperAddress is the interface to call the smart contract function
-func WDelayerSetHermezKeeperAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerSetHermezKeeperAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.SetHermezKeeperAddress(auth, newAddress)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed setting hermezKeeperAddress: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerGetWhiteHackGroupAddress is the interface to call the smart contract function
-func WDelayerGetWhiteHackGroupAddress() (*ethCommon.Address, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerGetWhiteHackGroupAddress() (*ethCommon.Address, error) {
+	var whiteHackGroupAddress ethCommon.Address
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		whiteHackGroupAddress, err = wdelayer.GetWhiteHackGroupAddress(nil)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return &whiteHackGroupAddress, nil
 }
 
 // WDelayerSetWhiteHackGroupAddress is the interface to call the smart contract function
-func WDelayerSetWhiteHackGroupAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerSetWhiteHackGroupAddress(newAddress ethCommon.Address) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.SetWhiteHackGroupAddress(auth, newAddress)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed setting whiteHackGroupAddress: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerIsEmergencyMode is the interface to call the smart contract function
-func WDelayerIsEmergencyMode() (bool, error) {
-	return false, errTODO
+func (c *WDelayerClient) WDelayerIsEmergencyMode() (bool, error) {
+	var ermergencyMode bool
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		ermergencyMode, err = wdelayer.IsEmergencyMode(nil)
+		return err
+	}); err != nil {
+		return false, err
+	}
+	return ermergencyMode, nil
 }
 
 // WDelayerGetWithdrawalDelay is the interface to call the smart contract function
-func WDelayerGetWithdrawalDelay() (*big.Int, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerGetWithdrawalDelay() (*big.Int, error) {
+	var withdrawalDelay *big.Int
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		withdrawalDelay, err = wdelayer.GetWithdrawalDelay(nil)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return withdrawalDelay, nil
 }
 
 // WDelayerGetEmergencyModeStartingTime is the interface to call the smart contract function
-func WDelayerGetEmergencyModeStartingTime() (*big.Int, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerGetEmergencyModeStartingTime() (*big.Int, error) {
+	var emergencyModeStartingTime *big.Int
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		emergencyModeStartingTime, err = wdelayer.GetEmergencyModeStartingTime(nil)
+		return err
+	}); err != nil {
+		return nil, err
+	}
+	return emergencyModeStartingTime, nil
 }
 
 // WDelayerEnableEmergencyMode is the interface to call the smart contract function
-func WDelayerEnableEmergencyMode() (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerEnableEmergencyMode() (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.EnableEmergencyMode(auth)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed setting enable emergency mode: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerChangeWithdrawalDelay is the interface to call the smart contract function
-func WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerChangeWithdrawalDelay(newWithdrawalDelay uint64) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.ChangeWithdrawalDelay(auth, newWithdrawalDelay)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed setting withdrawal delay: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerDepositInfo is the interface to call the smart contract function
-func WDelayerDepositInfo(owner, token ethCommon.Address) (*big.Int, uint64, error) {
-	return big.NewInt(0), 0, errTODO
+func (c *WDelayerClient) WDelayerDepositInfo(owner, token ethCommon.Address) (DepositState, error) {
+	var depositInfo DepositState
+	if err := c.client.Call(func(ec *ethclient.Client) error {
+		wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+		if err != nil {
+			return err
+		}
+		amount, depositTimestamp, err := wdelayer.DepositInfo(nil, owner, token)
+		depositInfo.Amount = amount
+		depositInfo.DepositTimestamp = depositTimestamp
+		return err
+	}); err != nil {
+		return depositInfo, err
+	}
+	return depositInfo, nil
 }
 
 // WDelayerDeposit is the interface to call the smart contract function
-func WDelayerDeposit(onwer, token ethCommon.Address, amount *big.Int) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerDeposit(owner, token ethCommon.Address, amount *big.Int) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.Deposit(auth, owner, token, amount)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed deposit: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerWithdrawal is the interface to call the smart contract function
-func WDelayerWithdrawal(owner, token ethCommon.Address) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerWithdrawal(owner, token ethCommon.Address) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.Withdrawal(auth, owner, token)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed withdrawal: %w", err)
+	}
+	return tx, nil
 }
 
 // WDelayerEscapeHatchWithdrawal is the interface to call the smart contract function
-func WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address) (*types.Transaction, error) {
-	return nil, errTODO
+func (c *WDelayerClient) WDelayerEscapeHatchWithdrawal(to, token ethCommon.Address) (*types.Transaction, error) {
+	var tx *types.Transaction
+	var err error
+	if tx, err = c.client.CallAuth(
+		c.gasLimit,
+		func(ec *ethclient.Client, auth *bind.TransactOpts) (*types.Transaction, error) {
+			wdelayer, err := WithdrawalDelayer.NewWithdrawalDelayer(c.address, ec)
+			if err != nil {
+				return nil, err
+			}
+			return wdelayer.EscapeHatchWithdrawal(auth, to, token)
+		},
+	); err != nil {
+		return nil, fmt.Errorf("Failed escapeHatchWithdrawal: %w", err)
+	}
+	return tx, nil
 }

eth/wdelayer_test.go

@@ -0,0 +1,134 @@
+package eth
+
+import (
+	"math/big"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+var wdelayerClient *WDelayerClient
+
+// var wdelayerClientKep *WDelayerClient
+
+var initWithdrawalDelay = big.NewInt(60)
+var newWithdrawalDelay = big.NewInt(79)
+
+func TestWDelayerGetHermezGovernanceDAOAddress(t *testing.T) {
+	governanceAddress, err := wdelayerClient.WDelayerGetHermezGovernanceDAOAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &hermezGovernanceDAOAddressConst, governanceAddress)
+}
+
+func TestWDelayerSetHermezGovernanceDAOAddress(t *testing.T) {
+	wdelayerClientGov := NewWDelayerClient(ethereumClientGovDAO, wdelayerAddressConst)
+	_, err := wdelayerClientGov.WDelayerSetHermezGovernanceDAOAddress(auxAddressConst)
+	require.Nil(t, err)
+	auxAddress, err := wdelayerClient.WDelayerGetHermezGovernanceDAOAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &auxAddressConst, auxAddress)
+	wdelayerClientAux := NewWDelayerClient(ethereumClientAux, wdelayerAddressConst)
+	_, err = wdelayerClientAux.WDelayerSetHermezGovernanceDAOAddress(hermezGovernanceDAOAddressConst)
+	require.Nil(t, err)
+}
+
+func TestWDelayerGetHermezKeeperAddress(t *testing.T) {
+	keeperAddress, err := wdelayerClient.WDelayerGetHermezKeeperAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &hermezKeeperAddressConst, keeperAddress)
+}
+
+func TestWDelayerSetHermezKeeperAddress(t *testing.T) {
+	wdelayerClientKep := NewWDelayerClient(ethereumClientKep, wdelayerAddressConst)
+	_, err := wdelayerClientKep.WDelayerSetHermezKeeperAddress(auxAddressConst)
+	require.Nil(t, err)
+	auxAddress, err := wdelayerClient.WDelayerGetHermezKeeperAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &auxAddressConst, auxAddress)
+	wdelayerClientAux := NewWDelayerClient(ethereumClientAux, wdelayerAddressConst)
+	_, err = wdelayerClientAux.WDelayerSetHermezKeeperAddress(hermezKeeperAddressConst)
+	require.Nil(t, err)
+}
+
+func TestWDelayerGetWhiteHackGroupAddress(t *testing.T) {
+	whiteHackGroupAddress, err := wdelayerClient.WDelayerGetWhiteHackGroupAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &whiteHackGroupAddressConst, whiteHackGroupAddress)
+}
+
+func TestWDelayerSetWhiteHackGroupAddress(t *testing.T) {
+	wdelayerClientWhite := NewWDelayerClient(ethereumClientWhite, wdelayerAddressConst)
+	_, err := wdelayerClientWhite.WDelayerSetWhiteHackGroupAddress(auxAddressConst)
+	require.Nil(t, err)
+	auxAddress, err := wdelayerClient.WDelayerGetWhiteHackGroupAddress()
+	require.Nil(t, err)
+	assert.Equal(t, &auxAddressConst, auxAddress)
+	wdelayerClientAux := NewWDelayerClient(ethereumClientAux, wdelayerAddressConst)
+	_, err = wdelayerClientAux.WDelayerSetWhiteHackGroupAddress(whiteHackGroupAddressConst)
+	require.Nil(t, err)
+}
+
+func TestWDelayerIsEmergencyMode(t *testing.T) {
+	emergencyMode, err := wdelayerClient.WDelayerIsEmergencyMode()
+	require.Nil(t, err)
+	assert.Equal(t, false, emergencyMode)
+}
+
+func TestWDelayerGetWithdrawalDelay(t *testing.T) {
+	withdrawalDelay, err := wdelayerClient.WDelayerGetWithdrawalDelay()
+	require.Nil(t, err)
+	assert.Equal(t, initWithdrawalDelay, withdrawalDelay)
+}
+
+func TestWDelayerEnableEmergencyMode(t *testing.T) {
+	wdelayerClientKep := NewWDelayerClient(ethereumClientKep, wdelayerAddressConst)
+	_, err := wdelayerClientKep.WDelayerEnableEmergencyMode()
+	require.Nil(t, err)
+	emergencyMode, err := wdelayerClient.WDelayerIsEmergencyMode()
+	require.Nil(t, err)
+	assert.Equal(t, true, emergencyMode)
+}
+
+func TestWDelayerChangeWithdrawalDelay(t *testing.T) {
+	wdelayerClientKep := NewWDelayerClient(ethereumClientKep, wdelayerAddressConst)
+	_, err := wdelayerClientKep.WDelayerChangeWithdrawalDelay(newWithdrawalDelay.Uint64())
+	require.Nil(t, err)
+	withdrawalDelay, err := wdelayerClient.WDelayerGetWithdrawalDelay()
+	require.Nil(t, err)
+	assert.Equal(t, newWithdrawalDelay, withdrawalDelay)
+}
+
+func TestWDelayerGetEmergencyModeStartingTime(t *testing.T) {
+	emergencyModeStartingTime, err := wdelayerClient.WDelayerGetEmergencyModeStartingTime()
+	require.Nil(t, err)
+	// `emergencyModeStartingTime` is initialized to 0 in the smart
+	// contract construction.  Since we called WDelayerEnableEmergencyMode
+	// previously, `emergencyModeStartingTime` is set to the time when the
+	// call was made, so it's > 0.
+	assert.True(t, emergencyModeStartingTime.Cmp(big.NewInt(0)) == 1)
+}
+
+/* func TestWDelayerDeposit(t *testing.T) {
+	if wdelayerClient != nil {
+
+	}
+}
+
+func TestWDelayerDepositInfo(t *testing.T) {
+	if wdelayerClient != nil {
+
+	}
+}
+
+func TestWDelayerWithdrawal(t *testing.T) {
+	if wdelayerClient != nil {
+
+	}
+}
+
+func TestWDelayerEscapeHatchWithdrawal(t *testing.T) {
+	if wdelayerClient != nil {
+
+	}
+} */

synchronizer/synchronizer.go

@@ -503,7 +503,7 @@ func (s *Synchronizer) auctionSync(blockNum int64) (*auctionData, error) {
 		coordinator := &common.Coordinator{
 			Forger:       eNewCoordinator.ForgerAddress,
 			WithdrawAddr: eNewCoordinator.WithdrawalAddress,
-			URL:          eNewCoordinator.URL,
+			URL:          eNewCoordinator.CoordinatorURL,
 		}
 		auctionData.coordinators = append(auctionData.coordinators, coordinator)
 	}
@@ -527,7 +527,7 @@ func (s *Synchronizer) auctionSync(blockNum int64) (*auctionData, error) {
 		coordinator := &common.Coordinator{
 			Forger:       eCoordinatorUpdated.ForgerAddress,
 			WithdrawAddr: eCoordinatorUpdated.WithdrawalAddress,
-			URL:          eCoordinatorUpdated.URL,
+			URL:          eCoordinatorUpdated.CoordinatorURL,
 		}
 		auctionData.coordinators = append(auctionData.coordinators, coordinator)
 	}

test/ethclient.go

@@ -1004,7 +1004,7 @@ func (c *Client) AuctionRegisterCoordinator(forgerAddress ethCommon.Address, URL
 		eth.AuctionEventNewCoordinator{
 			ForgerAddress:     forgerAddress,
 			WithdrawalAddress: c.addr,
-			URL:               URL,
+			CoordinatorURL:    URL,
 		})
 
 	type data struct {
@@ -1061,6 +1061,24 @@ func (c *Client) AuctionGetDefaultSlotSetBid(slotSet uint8) (*big.Int, error) {
 	return nil, errTODO
 }
 
+// AuctionGetSlotSet is the interface to call the smart contract function
+func (c *Client) AuctionGetSlotSet(slot int64) (*big.Int, error) {
+	c.rw.RLock()
+	defer c.rw.RUnlock()
+
+	log.Error("TODO")
+	return nil, errTODO
+}
+
+// AuctionGetSlotNumber is the interface to call the smart contract function
+func (c *Client) AuctionGetSlotNumber(blockNum int64) (*big.Int, error) {
+	c.rw.RLock()
+	defer c.rw.RUnlock()
+
+	log.Error("TODO")
+	return nil, errTODO
+}
+
 // AuctionTokensReceived is the interface to call the smart contract function
 // func (c *Client) AuctionTokensReceived(operator, from, to ethCommon.Address, amount *big.Int, userData, operatorData []byte) error {
 // 	return errTODO