ibctesting

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 Go to latest Published: Apr 28, 2021 License: Apache-2.0 Imports: 44 Imported by: 0

README

testing package for ibc

Customized version of cosmos-sdk x/ibc/testing

Documentation

Index

Constants

View Source 
const (
	// Default params constants used to create a TM client
	TrustingPeriod     time.Duration = time.Hour * 24 * 7 * 2
	UnbondingPeriod    time.Duration = time.Hour * 24 * 7 * 3
	MaxClockDrift      time.Duration = time.Second * 10
	DefaultDelayPeriod uint64        = 0

	DefaultChannelVersion = ibctransfertypes.Version
	InvalidID             = "IDisInvalid"

	ConnectionIDPrefix = "conn"
	ChannelIDPrefix    = "chan"

	TransferPort = ibctransfertypes.ModuleName
	MockPort     = mock.ModuleName

	// used for testing UpdateClientProposal
	Title       = "title"
	Description = "description"
)

Variables

View Source 
var (
	DefaultOpenInitVersion *connectiontypes.Version

	// Default params variables used to create a TM client
	DefaultTrustLevel ibctmtypes.Fraction = ibctmtypes.DefaultTrustLevel
	TestHash                              = tmhash.Sum([]byte("TESTING HASH"))
	TestCoin                              = sdk.NewCoin(sdk.DefaultBondDenom, sdk.NewInt(100))

	UpgradePath = []string{"upgrade", "upgradedIBCState"}

	ConnectionVersion = connectiontypes.ExportedVersionsToProto(connectiontypes.GetCompatibleVersions())[0]

	MockAcknowledgement = mock.MockAcknowledgement
	MockCommitment      = mock.MockCommitment
)
View Source 
var (
	ChainIDPrefix = "testchain"

	TimeIncrement = time.Second * 5
)

Functions

func CreateSortedSignerArray 

func CreateSortedSignerArray(altPrivVal, suitePrivVal tmtypes.PrivValidator,
	altVal, suiteVal *tmtypes.Validator) []tmtypes.PrivValidator

CreateSortedSignerArray takes two PrivValidators, and the corresponding Validator structs (including voting power). It returns a signer array of PrivValidators that matches the sorting of ValidatorSet. The sorting is first by .VotingPower (descending), with secondary index of .Address (ascending).

func GetChainID 

func GetChainID(index int) string

GetChainID returns the chainID used for the provided index.

func MakeBlockID 

func MakeBlockID(hash []byte, partSetSize uint32, partSetHash []byte) tmtypes.BlockID

MakeBlockID copied unimported test functions from tmtypes to use them here

Types

type Coordinator 

type Coordinator struct {
	Chains map[string]*TestChain
	// contains filtered or unexported fields
}

Coordinator is a testing struct which contains N TestChain's. It handles keeping all chains in sync with regards to time.

func NewCoordinator 

func NewCoordinator(t *testing.T, n int, opts ...[]keeper.Option) *Coordinator

NewCoordinator initializes Coordinator with N TestChain's

func (*Coordinator) AcknowledgePacket 

func (coord *Coordinator) AcknowledgePacket(
	source, counterparty *TestChain,
	counterpartyClient string,
	packet channeltypes.Packet, ack []byte,
) error

AcknowledgePacket acknowledges on the source chain the packet received on the counterparty chain and updates the client on the counterparty representing the source chain. TODO: add a query for the acknowledgement by events - https://github.com/cosmos/cosmos-sdk/issues/6509

func (*Coordinator) ChanCloseConfirm 

func (coord *Coordinator) ChanCloseConfirm(
	source, counterparty *TestChain,
	channel, counterpartyChannel ibctesting.TestChannel,
) error

ChanCloseConfirm closes a channel on the counterparty chain resulting in the channels state being set to CLOSED.

NOTE: does not work with ibc-transfer module

func (*Coordinator) ChanCloseInit 

func (coord *Coordinator) ChanCloseInit(
	source, counterparty *TestChain,
	channel ibctesting.TestChannel,
) error

ChanCloseInit closes a channel on the source chain resulting in the channels state being set to CLOSED.

NOTE: does not work with ibc-transfer module

func (*Coordinator) ChanOpenAck 

func (coord *Coordinator) ChanOpenAck(
	source, counterparty *TestChain,
	sourceChannel, counterpartyChannel ibctesting.TestChannel,
) error

ChanOpenAck initializes a channel on the source chain with the state OPEN using the OpenAck handshake call.

func (*Coordinator) ChanOpenConfirm 

func (coord *Coordinator) ChanOpenConfirm(
	source, counterparty *TestChain,
	sourceChannel, counterpartyChannel ibctesting.TestChannel,
) error

ChanOpenConfirm initializes a channel on the source chain with the state OPEN using the OpenConfirm handshake call.

func (*Coordinator) ChanOpenInit 

func (coord *Coordinator) ChanOpenInit(
	source, counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
	sourcePortID, counterpartyPortID string,
	order channeltypes.Order,
) (ibctesting.TestChannel, ibctesting.TestChannel, error)

ChanOpenInit initializes a channel on the source chain with the state INIT using the OpenInit handshake call.

NOTE: The counterparty testing channel will be created even if it is not created in the application state.

func (*Coordinator) ChanOpenInitOnBothChains 

func (coord *Coordinator) ChanOpenInitOnBothChains(
	source, counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
	sourcePortID, counterpartyPortID string,
	order channeltypes.Order,
) (ibctesting.TestChannel, ibctesting.TestChannel, error)

ChanOpenInitOnBothChains initializes a channel on the source chain and counterparty chain with the state INIT using the OpenInit handshake call.

func (*Coordinator) ChanOpenTry 

func (coord *Coordinator) ChanOpenTry(
	source, counterparty *TestChain,
	sourceChannel, counterpartyChannel ibctesting.TestChannel,
	connection *ibctesting.TestConnection,
	order channeltypes.Order,
) error

ChanOpenTry initializes a channel on the source chain with the state TRYOPEN using the OpenTry handshake call.

func (*Coordinator) CloseChannel 

func (coord *Coordinator) CloseChannel(
	source, counterparty *TestChain,
	channel, counterpartyChannel ibctesting.TestChannel,
)

func (*Coordinator) CommitBlock 

func (coord *Coordinator) CommitBlock(chains ...*TestChain)

CommitBlock commits a block on the provided indexes and then increments the global time.

CONTRACT: the passed in list of indexes must not contain duplicates

func (*Coordinator) CommitNBlocks 

func (coord *Coordinator) CommitNBlocks(chain *TestChain, n uint64)

CommitNBlocks commits n blocks to state and updates the block height by 1 for each commit.

func (*Coordinator) ConnOpenAck 

func (coord *Coordinator) ConnOpenAck(
	source, counterparty *TestChain,
	sourceConnection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnOpenAck initializes a connection on the source chain with the state OPEN using the OpenAck handshake call.

func (*Coordinator) ConnOpenConfirm 

func (coord *Coordinator) ConnOpenConfirm(
	source, counterparty *TestChain,
	sourceConnection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnOpenConfirm initializes a connection on the source chain with the state OPEN using the OpenConfirm handshake call.

func (*Coordinator) ConnOpenInit 

func (coord *Coordinator) ConnOpenInit(
	source, counterparty *TestChain,
	clientID, counterpartyClientID string,
) (*ibctesting.TestConnection, *ibctesting.TestConnection, error)

ConnOpenInit initializes a connection on the source chain with the state INIT using the OpenInit handshake call.

NOTE: The counterparty testing connection will be created even if it is not created in the application state.

func (*Coordinator) ConnOpenInitOnBothChains 

func (coord *Coordinator) ConnOpenInitOnBothChains(
	source, counterparty *TestChain,
	clientID, counterpartyClientID string,
) (*ibctesting.TestConnection, *ibctesting.TestConnection, error)

ConnOpenInitOnBothChains initializes a connection on the source chain with the state INIT using the OpenInit handshake call.

func (*Coordinator) ConnOpenTry 

func (coord *Coordinator) ConnOpenTry(
	source, counterparty *TestChain,
	sourceConnection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnOpenTry initializes a connection on the source chain with the state TRYOPEN using the OpenTry handshake call.

func (*Coordinator) CreateChannel 

func (coord *Coordinator) CreateChannel(
	chainA, chainB *TestChain,
	connA, connB *ibctesting.TestConnection,
	sourcePortID, counterpartyPortID string,
	order channeltypes.Order,
) (ibctesting.TestChannel, ibctesting.TestChannel)

CreateChannel constructs and executes channel handshake messages in order to create OPEN channels on chainA and chainB. The function expects the channels to be successfully opened otherwise testing will fail.

func (*Coordinator) CreateClient 

func (coord *Coordinator) CreateClient(
	source, counterparty *TestChain,
	clientType string,
) (clientID string, err error)

CreateClient creates a counterparty client on the source chain and returns the clientID.

func (*Coordinator) CreateConnection 

func (coord *Coordinator) CreateConnection(
	chainA, chainB *TestChain,
	clientA, clientB string,
) (*ibctesting.TestConnection, *ibctesting.TestConnection)

CreateConnection constructs and executes connection handshake messages in order to create OPEN channels on chainA and chainB. The connection information of for chainA and chainB are returned within a TestConnection struct. The function expects the connections to be successfully opened otherwise testing will fail.

func (*Coordinator) CreateMockChannels 

func (coord *Coordinator) CreateMockChannels(
	chainA, chainB *TestChain,
	connA, connB *ibctesting.TestConnection,
	order channeltypes.Order,
) (ibctesting.TestChannel, ibctesting.TestChannel)

CreateMockChannels constructs and executes channel handshake messages to create OPEN channels that use a mock application module that returns nil on all callbacks. This function is expects the channels to be successfully opened otherwise testing will fail.

func (*Coordinator) CreateTransferChannels 

func (coord *Coordinator) CreateTransferChannels(
	chainA, chainB *TestChain,
	connA, connB *ibctesting.TestConnection,
	order channeltypes.Order,
) (ibctesting.TestChannel, ibctesting.TestChannel)

CreateTransferChannels constructs and executes channel handshake messages to create OPEN ibc-transfer channels on chainA and chainB. The function expects the channels to be successfully opened otherwise testing will fail.

func (*Coordinator) GetChain 

func (coord *Coordinator) GetChain(chainID string) *TestChain

GetChain returns the TestChain using the given chainID and returns an error if it does not exist.

func (*Coordinator) IncrementTime 

func (coord *Coordinator) IncrementTime()

IncrementTime iterates through all the TestChain's and increments their current header time by 5 seconds.

CONTRACT: this function must be called after every commit on any TestChain.

func (*Coordinator) IncrementTimeBy 

func (coord *Coordinator) IncrementTimeBy(increment time.Duration)

IncrementTimeBy iterates through all the TestChain's and increments their current header time by specified time.

func (*Coordinator) RecvPacket 

func (coord *Coordinator) RecvPacket(
	source, counterparty *TestChain,
	sourceClient string,
	packet channeltypes.Packet,
) error

RecvPacket receives a channel packet on the counterparty chain and updates the client on the source chain representing the counterparty.

func (*Coordinator) RelayAndAckPendingPackets 

func (coord *Coordinator) RelayAndAckPendingPackets(src, dest *TestChain, srcClientID, dstClientID string) error

func (*Coordinator) RelayPacket 

func (coord *Coordinator) RelayPacket(
	source, counterparty *TestChain,
	sourceClient, counterpartyClient string,
	packet channeltypes.Packet, ack []byte,
) error

RelayPacket receives a channel packet on counterparty, queries the ack and acknowledges the packet on source. The clients are updated as needed.

func (*Coordinator) SendMsg 

func (coord *Coordinator) SendMsg(source, counterparty *TestChain, counterpartyClientID string, msg sdk.Msg) error

SendMsg delivers a single provided message to the chain. The counterparty client is update with the new source consensus state.

func (*Coordinator) SendMsgs 

func (coord *Coordinator) SendMsgs(source, counterparty *TestChain, counterpartyClientID string, msgs []sdk.Msg) error

SendMsgs delivers the provided messages to the chain. The counterparty client is updated with the new source consensus state.

func (*Coordinator) SendPacket 

func (coord *Coordinator) SendPacket(
	source, counterparty *TestChain,
	packet exported.PacketI,
	counterpartyClientID string,
) error

SendPacket sends a packet through the channel keeper on the source chain and updates the counterparty client for the source chain.

func (*Coordinator) SetChannelClosed 

func (coord *Coordinator) SetChannelClosed(
	source, counterparty *TestChain,
	testChannel ibctesting.TestChannel,
) error

SetChannelClosed sets a channel state to CLOSED.

func (*Coordinator) Setup 

func (coord *Coordinator) Setup(
	chainA, chainB *TestChain, order channeltypes.Order,
) (string, string, *ibctesting.TestConnection, *ibctesting.TestConnection, ibctesting.TestChannel, ibctesting.TestChannel)

Setup constructs a TM client, connection, and channel on both chains provided. It will fail if any error occurs. The clientID's, TestConnections, and TestChannels are returned for both chains. The channels created are connected to the ibc-transfer application.

func (*Coordinator) SetupClientConnections 

func (coord *Coordinator) SetupClientConnections(
	chainA, chainB *TestChain,
	clientType string,
) (string, string, *ibctesting.TestConnection, *ibctesting.TestConnection)

SetupClientConnections is a helper function to create clients and the appropriate connections on both the source and counterparty chain. It assumes the caller does not anticipate any errors.

func (*Coordinator) SetupClients 

func (coord *Coordinator) SetupClients(
	chainA, chainB *TestChain,
	clientType string,
) (string, string)

SetupClients is a helper function to create clients on both chains. It assumes the caller does not anticipate any errors.

func (*Coordinator) TimeoutPacket 

func (coord *Coordinator) TimeoutPacket(
	source, counterparty *TestChain,
	counterpartyClient string,
	packet channeltypes.Packet,
) error

TimeoutPacket returns the package to source chain to let the IBC app revert any operation.

func (*Coordinator) UpdateClient 

func (coord *Coordinator) UpdateClient(
	source, counterparty *TestChain,
	clientID string,
	clientType string,
) (err error)

UpdateClient updates a counterparty client on the source chain.

func (*Coordinator) WriteAcknowledgement 

func (coord *Coordinator) WriteAcknowledgement(
	source, counterparty *TestChain,
	packet exported.PacketI,
	counterpartyClientID string,
) error

WriteAcknowledgement writes an acknowledgement to the channel keeper on the source chain and updates the counterparty client for the source chain.

type PacketAck 

type PacketAck struct {
	Packet channeltypes.Packet
	Ack    []byte
}

type TestChain 

type TestChain struct {
	App           *wasmd.WasmApp
	ChainID       string
	LastHeader    *ibctmtypes.Header // header for last block height committed
	CurrentHeader tmproto.Header     // header for current block height
	QueryServer   types.QueryServer
	TxConfig      client.TxConfig
	Codec         codec.BinaryMarshaler

	Vals    *tmtypes.ValidatorSet
	Signers []tmtypes.PrivValidator

	SenderAccount authtypes.AccountI

	// IBC specific helpers
	ClientIDs   []string                     // ClientID's used on this chain
	Connections []*ibctesting.TestConnection // track connectionID's created for this chain

	PendingSendPackets []channeltypes.Packet
	PendingAckPackets  []PacketAck
	// contains filtered or unexported fields
}

TestChain is a testing struct that wraps a simapp with the last TM Header, the current ABCI header and the validators of the TestChain. It also contains a field called ChainID. This is the clientID that *other* chains use to refer to this TestChain. The SenderAccount is used for delivering transactions through the application state. NOTE: the actual application uses an empty chain-id for ease of testing.

func NewTestChain 

func NewTestChain(t *testing.T, chainID string, opt ...keeper.Option) *TestChain

NewTestChain initializes a new TestChain instance with a single validator set using a generated private key. It also creates a sender account to be used for delivering transactions.

The first block height is committed to state in order to allow for client creations on counterparty chains. The TestChain will return with a block height starting at 2.

Time management is handled by the Coordinator in order to ensure synchrony between chains. Each update of any chain increments the block header time for all chains by 5 seconds.

func (*TestChain) AddTestChannel 

func (chain *TestChain) AddTestChannel(conn *ibctesting.TestConnection, portID string) ibctesting.TestChannel

Add ibctesting.TestChannel appends a new ibctesting.TestChannel which contains references to the port and channel ID used for channel creation and interaction. See 'Next ibctesting.TestChannel' for channel ID naming format.

func (*TestChain) AddTestConnection 

func (chain *TestChain) AddTestConnection(clientID, counterpartyClientID string) *ibctesting.TestConnection

AddTestConnection appends a new TestConnection which contains references to the connection id, client id and counterparty client id.

func (*TestChain) ChanCloseInit 

func (chain *TestChain) ChanCloseInit(
	counterparty *TestChain,
	channel ibctesting.TestChannel,
) error

ChanCloseInit will construct and execute a MsgChannelCloseInit.

NOTE: does not work with ibc-transfer module

func (*TestChain) ChanOpenAck 

func (chain *TestChain) ChanOpenAck(
	counterparty *TestChain,
	ch, counterpartyCh ibctesting.TestChannel,
) error

ChanOpenAck will construct and execute a MsgChannelOpenAck.

func (*TestChain) ChanOpenConfirm 

func (chain *TestChain) ChanOpenConfirm(
	counterparty *TestChain,
	ch, counterpartyCh ibctesting.TestChannel,
) error

ChanOpenConfirm will construct and execute a MsgChannelOpenConfirm.

func (*TestChain) ChanOpenInit 

func (chain *TestChain) ChanOpenInit(
	ch, counterparty ibctesting.TestChannel,
	order channeltypes.Order,
	connectionID string,
) error

ChanOpenInit will construct and execute a MsgChannelOpenInit.

func (*TestChain) ChanOpenTry 

func (chain *TestChain) ChanOpenTry(
	counterparty *TestChain,
	ch, counterpartyCh ibctesting.TestChannel,
	order channeltypes.Order,
	connectionID string,
) error

ChanOpenTry will construct and execute a MsgChannelOpenTry.

func (*TestChain) ConnectionOpenAck 

func (chain *TestChain) ConnectionOpenAck(
	counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnectionOpenAck will construct and execute a MsgConnectionOpenAck.

func (*TestChain) ConnectionOpenConfirm 

func (chain *TestChain) ConnectionOpenConfirm(
	counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnectionOpenConfirm will construct and execute a MsgConnectionOpenConfirm.

func (*TestChain) ConnectionOpenInit 

func (chain *TestChain) ConnectionOpenInit(
	counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnectionOpenInit will construct and execute a MsgConnectionOpenInit.

func (*TestChain) ConnectionOpenTry 

func (chain *TestChain) ConnectionOpenTry(
	counterparty *TestChain,
	connection, counterpartyConnection *ibctesting.TestConnection,
) error

ConnectionOpenTry will construct and execute a MsgConnectionOpenTry.

func (*TestChain) ConstructMsgCreateClient 

func (chain *TestChain) ConstructMsgCreateClient(counterparty *TestChain, clientID string, clientType string) *clienttypes.MsgCreateClient

ConstructMsgCreateClient constructs a message to create a new client state (tendermint or solomachine). NOTE: a solo machine client will be created with an empty diversifier.

func (*TestChain) ConstructNextTestConnection 

func (chain *TestChain) ConstructNextTestConnection(clientID, counterpartyClientID string) *ibctesting.TestConnection

ConstructNextTestConnection constructs the next test connection to be created given a clientID and counterparty clientID. The connection id format: <chainID>-conn<index>

func (*TestChain) ConstructUpdateTMClientHeader 

func (chain *TestChain) ConstructUpdateTMClientHeader(counterparty *TestChain, clientID string) (*ibctmtypes.Header, error)

ConstructUpdateTMClientHeader will construct a valid 07-tendermint Header to update the light client on the source chain.

func (*TestChain) ContractInfo 

func (c *TestChain) ContractInfo(contractAddr sdk.AccAddress) *types.ContractInfo

ContractInfo is a helper function to returns the ContractInfo for the given contract address

func (*TestChain) CreateChannelCapability 

func (chain *TestChain) CreateChannelCapability(portID, channelID string)

CreateChannelCapability binds and claims a capability for the given portID and channelID if it does not already exist. This function will fail testing on any resulting error.

func (*TestChain) CreatePortCapability 

func (chain *TestChain) CreatePortCapability(portID string)

CreatePortCapability binds and claims a capability for the given portID if it does not already exist. This function will fail testing on any resulting error. NOTE: only creation of a capbility for a transfer or mock port is supported Other applications must bind to the port in InitGenesis or modify this code.

func (*TestChain) CreateTMClient 

func (chain *TestChain) CreateTMClient(counterparty *TestChain, clientID string) error

CreateTMClient will construct and execute a 07-tendermint MsgCreateClient. A counterparty client will be created on the (target) chain.

func (*TestChain) CreateTMClientHeader 

func (chain *TestChain) CreateTMClientHeader(chainID string, blockHeight int64, trustedHeight clienttypes.Height, timestamp time.Time, tmValSet, tmTrustedVals *tmtypes.ValidatorSet, signers []tmtypes.PrivValidator) *ibctmtypes.Header

CreateTMClientHeader creates a TM header to update the TM client. Args are passed in to allow caller flexibility to use params that differ from the chain.

func (*TestChain) CurrentTMClientHeader 

func (chain *TestChain) CurrentTMClientHeader() *ibctmtypes.Header

CurrentTMClientHeader creates a TM header using the current header parameters on the chain. The trusted fields in the header are set to nil.

func (*TestChain) ExpireClient 

func (chain *TestChain) ExpireClient(amount time.Duration)

ExpireClient fast forwards the chain's block time by the provided amount of time which will expire any clients with a trusting period less than or equal to this amount of time.

func (*TestChain) GetAcknowledgement 

func (chain *TestChain) GetAcknowledgement(packet exported.PacketI) []byte

GetAcknowledgement retrieves an acknowledgement for the provided packet. If the acknowledgement does not exist then testing will fail.

func (*TestChain) GetChannel 

func (chain *TestChain) GetChannel(testChannel ibctesting.TestChannel) channeltypes.Channel

GetChannel retrieves an IBC Channel for the provided ibctesting.TestChannel. The channel is expected to exist otherwise testing will fail.

func (*TestChain) GetChannelCapability 

func (chain *TestChain) GetChannelCapability(portID, channelID string) *capabilitytypes.Capability

GetChannelCapability returns the channel capability for the given portID and channelID. The capability must exist, otherwise testing will fail.

func (*TestChain) GetClientState 

func (chain *TestChain) GetClientState(clientID string) exported.ClientState

GetClientState retrieves the client state for the provided clientID. The client is expected to exist otherwise testing will fail.

func (*TestChain) GetConnection 

func (chain *TestChain) GetConnection(testConnection *ibctesting.TestConnection) connectiontypes.ConnectionEnd

GetConnection retrieves an IBC Connection for the provided TestConnection. The connection is expected to exist otherwise testing will fail.

func (*TestChain) GetConsensusState 

func (chain *TestChain) GetConsensusState(clientID string, height exported.Height) (exported.ConsensusState, bool)

GetConsensusState retrieves the consensus state for the provided clientID and height. It will return a success boolean depending on if consensus state exists or not.

func (*TestChain) GetContext 

func (chain *TestChain) GetContext() sdk.Context

GetContext returns the current context for the application.

func (*TestChain) GetFirstTestConnection 

func (chain *TestChain) GetFirstTestConnection(clientID, counterpartyClientID string) *ibctesting.TestConnection

GetFirstTestConnection returns the first test connection for a given clientID. The connection may or may not exist in the chain state.

func (*TestChain) GetPacketData 

func (chain *TestChain) GetPacketData(counterparty *TestChain) []byte

GetPacketData returns a ibc-transfer marshalled packet to be used for callback testing.

func (*TestChain) GetPortCapability 

func (chain *TestChain) GetPortCapability(portID string) *capabilitytypes.Capability

GetPortCapability returns the port capability for the given portID. The capability must exist, otherwise testing will fail.

func (*TestChain) GetPrefix 

func (chain *TestChain) GetPrefix() commitmenttypes.MerklePrefix

GetPrefix returns the prefix for used by a chain in connection creation

func (*TestChain) GetValsAtHeight 

func (chain *TestChain) GetValsAtHeight(height int64) (*tmtypes.ValidatorSet, bool)

GetValsAtHeight will return the validator set of the chain at a given height. It will return a success boolean depending on if the validator set exists or not at that height.

func (*TestChain) InstantiateContract 

func (c *TestChain) InstantiateContract(codeID uint64, initMsg []byte) sdk.AccAddress

func (*TestChain) NewClientID 

func (chain *TestChain) NewClientID(clientType string) string

NewClientID appends a new clientID string in the format: ClientFor<counterparty-chain-id><index>

func (*TestChain) NextBlock 

func (chain *TestChain) NextBlock()

NextBlock sets the last header to the current header and increments the current header to be at the next block height. It does not update the time as that is handled by the Coordinator.

CONTRACT: this function must only be called after app.Commit() occurs

func (*TestChain) NextChannel 

func (chain *TestChain) NextChannel(conn *ibctesting.TestConnection, portID string) ibctesting.TestChannel

Next ibctesting.TestChannel returns the next test channel to be created on this connection, but does not add it to the list of created channels. This function is expected to be used when the caller has not created the associated channel in app state, but would still like to refer to the non-existent channel usually to test for its non-existence.

channel ID format: <connectionid>-chan<channel-index>

The port is passed in by the caller.

func (*TestChain) QueryClientStateProof 

func (chain *TestChain) QueryClientStateProof(clientID string) (exported.ClientState, []byte)

QueryClientStateProof performs and abci query for a client state stored with a given clientID and returns the ClientState along with the proof

func (*TestChain) QueryConsensusStateProof 

func (chain *TestChain) QueryConsensusStateProof(clientID string) ([]byte, clienttypes.Height)

QueryConsensusStateProof performs an abci query for a consensus state stored on the given clientID. The proof and consensusHeight are returned.

func (*TestChain) QueryProof 

func (chain *TestChain) QueryProof(key []byte) ([]byte, clienttypes.Height)

QueryProof performs an abci query with the given key and returns the proto encoded merkle proof for the query and the height at which the proof will succeed on a tendermint verifier.

func (*TestChain) QueryUpgradeProof 

func (chain *TestChain) QueryUpgradeProof(key []byte, height uint64) ([]byte, clienttypes.Height)

QueryUpgradeProof performs an abci query with the given key and returns the proto encoded merkle proof for the query and the height at which the proof will succeed on a tendermint verifier.

func (*TestChain) SeedNewContractInstance 

func (c *TestChain) SeedNewContractInstance() sdk.AccAddress

SeedNewContractInstance stores some wasm code and instantiates a new contract on this chain. This method can be called to prepare the store with some valid CodeInfo and ContractInfo. The returned Address is the contract address for this instance. Test should make use of this data and/or use NewIBCContractMockWasmer for using a contract mock in Go.

func (*TestChain) SendMsgs 

func (chain *TestChain) SendMsgs(msgs ...sdk.Msg) (*sdk.Result, error)

SendMsgs delivers a transaction through the application. It updates the senders sequence number and updates the TestChain's headers. It returns the result and error if one occurred.

func (*TestChain) SendPacket 

func (chain *TestChain) SendPacket(
	packet exported.PacketI,
) error

SendPacket simulates sending a packet through the channel keeper. No message needs to be passed since this call is made from a module.

func (*TestChain) SmartQuery 

func (c *TestChain) SmartQuery(contractAddr string, queryMsg interface{}, response interface{}) error

This will serialize the query message and submit it to the contract. The response is parsed into the provided interface. Usage: SmartQuery(addr, QueryMsg{Foo: 1}, &response)

func (*TestChain) StoreCode 

func (c *TestChain) StoreCode(byteCode []byte) types.MsgStoreCodeResponse

func (*TestChain) StoreCodeFile 

func (c *TestChain) StoreCodeFile(filename string) types.MsgStoreCodeResponse

func (*TestChain) TestSupport 

func (c *TestChain) TestSupport() *wasmd.TestSupport

TestSupport provides access to package private keepers.

func (*TestChain) UpdateTMClient 

func (chain *TestChain) UpdateTMClient(counterparty *TestChain, clientID string) error

UpdateTMClient will construct and execute a 07-tendermint MsgUpdateClient. The counterparty client will be updated on the (target) chain. UpdateTMClient mocks the relayer flow necessary for updating a Tendermint client.

func (*TestChain) WriteAcknowledgement 

func (chain *TestChain) WriteAcknowledgement(
	packet exported.PacketI,
) error

WriteAcknowledgement simulates writing an acknowledgement to the chain.

Source Files

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