ibctesting

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 Go to latest Published: Sep 9, 2022 License: Apache-2.0 Imports: 45 Imported by: 0

README

testing package for ibc

Customized version of cosmos-sdk x/ibc/testing

Documentation

Index

Constants

View Source 
const ChainIDPrefix = "testchain"

Variables

View Source 
var (
	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 {
	CurrentTime time.Time
	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 ...[]wasmkeeper.Option) *Coordinator

NewCoordinator initializes Coordinator with N TestChain's

func (*Coordinator) ChanOpenInitOnBothChains 

func (coord *Coordinator) ChanOpenInitOnBothChains(path *Path) error

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

func (*Coordinator) CloseChannel 

func (coord *Coordinator) CloseChannel(path *Path)

CloseChannel close channel on both sides

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) ConnOpenInitOnBothChains 

func (coord *Coordinator) ConnOpenInitOnBothChains(path *Path) error

ConnOpenInitOnBothChains initializes a connection on both endpoints with the state INIT using the OpenInit handshake call.

func (*Coordinator) CreateChannels added in v0.22.0 

func (coord *Coordinator) CreateChannels(path *Path)

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) CreateConnections added in v0.22.0 

func (coord *Coordinator) CreateConnections(path *Path)

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(path *Path)

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(path *Path)

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) RelayAndAckPendingPackets 

func (coord *Coordinator) RelayAndAckPendingPackets(path *Path) error

from A to B

func (*Coordinator) Setup 

func (coord *Coordinator) Setup(path *Path)

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) SetupClients 

func (coord *Coordinator) SetupClients(path *Path)

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

func (*Coordinator) SetupConnections added in v0.22.0 

func (coord *Coordinator) SetupConnections(path *Path)

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) TimeoutPendingPackets added in v0.22.0 

func (coord *Coordinator) TimeoutPendingPackets(path *Path) error

TimeoutPendingPackets returns the package to source chain to let the IBC app revert any operation. from A to A

func (*Coordinator) UpdateTime added in v0.22.0 

func (coord *Coordinator) UpdateTime()

UpdateTime updates all clocks for the TestChains to the current global time.

func (*Coordinator) UpdateTimeForChain added in v0.22.0 

func (coord *Coordinator) UpdateTimeForChain(chain *TestChain)

UpdateTimeForChain updates the clock for a specific chain.

type Endpoint added in v0.22.0 

type Endpoint struct {
	Chain        *TestChain
	Counterparty *Endpoint
	ClientID     string
	ConnectionID string
	ChannelID    string

	ClientConfig     ibctesting.ClientConfig
	ConnectionConfig *ibctesting.ConnectionConfig
	ChannelConfig    *ibctesting.ChannelConfig
}

Endpoint is a which represents a channel endpoint and its associated client and connections. It contains client, connection, and channel configuration parameters. Endpoint functions will utilize the parameters set in the configuration structs when executing IBC messages.

func NewDefaultEndpoint added in v0.22.0 

func NewDefaultEndpoint(chain *TestChain) *Endpoint

NewDefaultEndpoint constructs a new endpoint using default values. CONTRACT: the counterparty endpoitn must be set by the caller.

func NewEndpoint added in v0.22.0 

func NewEndpoint(
	chain *TestChain, clientConfig ibctesting.ClientConfig,
	connectionConfig *ibctesting.ConnectionConfig, channelConfig *ibctesting.ChannelConfig,
) *Endpoint

NewEndpoint constructs a new endpoint without the counterparty. CONTRACT: the counterparty endpoint must be set by the caller.

func (*Endpoint) AcknowledgePacket added in v0.22.0 

func (endpoint *Endpoint) AcknowledgePacket(packet channeltypes.Packet, ack []byte) error

AcknowledgePacket sends a MsgAcknowledgement to the channel associated with the endpoint.

func (*Endpoint) ChanCloseConfirm added in v0.22.0 

func (endpoint *Endpoint) ChanCloseConfirm() error

ChanCloseConfirm will construct and execute a NewMsgChannelCloseConfirm on the associated endpoint.

func (*Endpoint) ChanCloseInit added in v0.22.0 

func (endpoint *Endpoint) ChanCloseInit() error

ChanCloseInit will construct and execute a MsgChannelCloseInit on the associated endpoint.

NOTE: does not work with ibc-transfer module

func (*Endpoint) ChanOpenAck added in v0.22.0 

func (endpoint *Endpoint) ChanOpenAck() error

ChanOpenAck will construct and execute a MsgChannelOpenAck on the associated endpoint.

func (*Endpoint) ChanOpenConfirm added in v0.22.0 

func (endpoint *Endpoint) ChanOpenConfirm() error

ChanOpenConfirm will construct and execute a MsgChannelOpenConfirm on the associated endpoint.

func (*Endpoint) ChanOpenInit added in v0.22.0 

func (endpoint *Endpoint) ChanOpenInit() error

ChanOpenInit will construct and execute a MsgChannelOpenInit on the associated endpoint.

func (*Endpoint) ChanOpenTry added in v0.22.0 

func (endpoint *Endpoint) ChanOpenTry() error

ChanOpenTry will construct and execute a MsgChannelOpenTry on the associated endpoint.

func (*Endpoint) ConnOpenAck added in v0.22.0 

func (endpoint *Endpoint) ConnOpenAck() error

ConnOpenAck will construct and execute a MsgConnectionOpenAck on the associated endpoint.

func (*Endpoint) ConnOpenConfirm added in v0.22.0 

func (endpoint *Endpoint) ConnOpenConfirm() error

ConnOpenConfirm will construct and execute a MsgConnectionOpenConfirm on the associated endpoint.

func (*Endpoint) ConnOpenInit added in v0.22.0 

func (endpoint *Endpoint) ConnOpenInit() error

ConnOpenInit will construct and execute a MsgConnectionOpenInit on the associated endpoint.

func (*Endpoint) ConnOpenTry added in v0.22.0 

func (endpoint *Endpoint) ConnOpenTry() error

ConnOpenTry will construct and execute a MsgConnectionOpenTry on the associated endpoint.

func (*Endpoint) CreateClient added in v0.22.0 

func (endpoint *Endpoint) CreateClient() (err error)

CreateClient creates an IBC client on the endpoint. It will update the clientID for the endpoint if the message is successfully executed. NOTE: a solo machine client will be created with an empty diversifier.

func (*Endpoint) GetChannel added in v0.22.0 

func (endpoint *Endpoint) GetChannel() channeltypes.Channel

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

func (*Endpoint) GetClientState added in v0.22.0 

func (endpoint *Endpoint) GetClientState() exported.ClientState

GetClientState retrieves the Client State for this endpoint. The client state is expected to exist otherwise testing will fail.

func (*Endpoint) GetConnection added in v0.22.0 

func (endpoint *Endpoint) GetConnection() connectiontypes.ConnectionEnd

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

func (*Endpoint) GetConsensusState added in v0.22.0 

func (endpoint *Endpoint) GetConsensusState(height exported.Height) exported.ConsensusState

GetConsensusState retrieves the Consensus State for this endpoint at the provided height. The consensus state is expected to exist otherwise testing will fail.

func (*Endpoint) QueryClientStateProof added in v0.22.0 

func (endpoint *Endpoint) QueryClientStateProof() (exported.ClientState, []byte)

QueryClientStateProof performs and abci query for a client stat associated with this endpoint and returns the ClientState along with the proof.

func (*Endpoint) QueryConnectionHandshakeProof added in v0.22.0 

func (endpoint *Endpoint) QueryConnectionHandshakeProof() (
	clientState exported.ClientState, proofClient,
	proofConsensus []byte, consensusHeight clienttypes.Height,
	proofConnection []byte, proofHeight clienttypes.Height,
)

QueryConnectionHandshakeProof returns all the proofs necessary to execute OpenTry or Open Ack of the connection handshakes. It returns the counterparty client state, proof of the counterparty client state, proof of the counterparty consensus state, the consensus state height, proof of the counterparty connection, and the proof height for all the proofs returned.

func (*Endpoint) QueryProof added in v0.22.0 

func (endpoint *Endpoint) QueryProof(key []byte) ([]byte, clienttypes.Height)

QueryProof queries proof associated with this endpoint using the lastest client state height on the counterparty chain.

func (*Endpoint) QueryProofAtHeight added in v0.22.0 

func (endpoint *Endpoint) QueryProofAtHeight(key []byte, height uint64) ([]byte, clienttypes.Height)

QueryProofAtHeight queries proof associated with this endpoint using the proof height providied

func (*Endpoint) RecvPacket added in v0.22.0 

func (endpoint *Endpoint) RecvPacket(packet channeltypes.Packet) error

RecvPacket receives a packet on the associated endpoint. The counterparty client is updated.

func (*Endpoint) SendPacket added in v0.22.0 

func (endpoint *Endpoint) SendPacket(packet exported.PacketI) error

SendPacket sends a packet through the channel keeper using the associated endpoint The counterparty client is updated so proofs can be sent to the counterparty chain.

func (*Endpoint) SetChannel added in v0.22.0 

func (endpoint *Endpoint) SetChannel(channel channeltypes.Channel)

SetChannel sets the channel for this endpoint.

func (*Endpoint) SetChannelClosed added in v0.22.0 

func (endpoint *Endpoint) SetChannelClosed() error

SetChannelClosed sets a channel state to CLOSED.

func (*Endpoint) SetClientState added in v0.22.0 

func (endpoint *Endpoint) SetClientState(clientState exported.ClientState)

SetClientState sets the client state for this endpoint.

func (*Endpoint) SetConnection added in v0.22.0 

func (endpoint *Endpoint) SetConnection(connection connectiontypes.ConnectionEnd)

SetConnection sets the connection for this endpoint.

func (*Endpoint) SetConsensusState added in v0.22.0 

func (endpoint *Endpoint) SetConsensusState(consensusState exported.ConsensusState, height exported.Height)

SetConsensusState sets the consensus state for this endpoint.

func (*Endpoint) TimeoutPacket added in v0.22.0 

func (endpoint *Endpoint) TimeoutPacket(packet channeltypes.Packet) error

TimeoutPacket sends a MsgTimeout to the channel associated with the endpoint.

func (*Endpoint) UpdateClient added in v0.22.0 

func (endpoint *Endpoint) UpdateClient() (err error)

UpdateClient updates the IBC client associated with the endpoint.

func (*Endpoint) WriteAcknowledgement added in v0.22.0 

func (endpoint *Endpoint) WriteAcknowledgement(ack exported.Acknowledgement, packet exported.PacketI) error

WriteAcknowledgement writes an acknowledgement on the channel associated with the endpoint. The counterparty client is updated.

type PacketAck 

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

type Path added in v0.22.0 

type Path struct {
	EndpointA *Endpoint
	EndpointB *Endpoint
}

Path contains two endpoints representing two chains connected over IBC

func NewPath added in v0.22.0 

func NewPath(chainA, chainB *TestChain) *Path

NewPath constructs an endpoint for each chain using the default values for the endpoints. Each endpoint is updated to have a pointer to the counterparty endpoint.

func (*Path) Invert added in v0.22.0 

func (path *Path) Invert() *Path

func (*Path) RelayPacket added in v0.22.0 

func (path *Path) RelayPacket(packet channeltypes.Packet, ack []byte) error

RelayPacket attempts to relay the packet first on EndpointA and then on EndpointB if EndpointA does not contain a packet commitment for that packet. An error is returned if a relay step fails or the packet commitment does not exist on either endpoint.

func (*Path) SendMsg added in v0.22.0 

func (path *Path) SendMsg(msgs ...sdk.Msg) error

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

func (*Path) SetChannelOrdered added in v0.22.0 

func (path *Path) SetChannelOrdered()

SetChannelOrdered sets the channel order for both endpoints to ORDERED.

type TestChain 

type TestChain struct {
	Coordinator   *Coordinator
	App           *app.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.BinaryCodec

	Vals    *tmtypes.ValidatorSet
	Signers []tmtypes.PrivValidator

	SenderAccount authtypes.AccountI

	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, coord *Coordinator, chainID string, opts ...wasm.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) AllBalances added in v0.22.0 

func (chain *TestChain) AllBalances(acc sdk.AccAddress) sdk.Coins

func (*TestChain) Balance added in v0.22.0 

func (chain *TestChain) Balance(acc sdk.AccAddress, denom string) sdk.Coin

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) ConstructUpdateTMClientHeaderWithTrustedHeight added in v0.22.0 

func (chain *TestChain) ConstructUpdateTMClientHeaderWithTrustedHeight(counterparty *TestChain, clientID string, trustedHeight clienttypes.Height) (*ibctmtypes.Header, error)

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

func (*TestChain) ContractInfo 

func (chain *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(scopedKeeper capabilitykeeper.ScopedKeeper, 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. The scoped keeper passed in will claim the new capability.

func (*TestChain) CreatePortCapability 

func (chain *TestChain) CreatePortCapability(scopedKeeper capabilitykeeper.ScopedKeeper, 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) 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) 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) 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) 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 (chain *TestChain) InstantiateContract(codeID uint64, initMsg []byte) sdk.AccAddress

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) 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) QueryProofAtHeight added in v0.22.0 

func (chain *TestChain) QueryProofAtHeight(key []byte, height int64) ([]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 (chain *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) SmartQuery 

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

SmartQuery 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 (chain *TestChain) StoreCode(byteCode []byte) types.MsgStoreCodeResponse

func (*TestChain) StoreCodeFile 

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

Source Files

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