testhelpers

package
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 Go to latest Published: Jan 15, 2021 License: Apache-2.0, MIT Imports: 53 Imported by: 1

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Index

Constants

View Source 
const BlockTimeTest = time.Second

BlockTimeTest is the block time used by workers during testing.

View Source 
const (
	// DefaultDaemonCmdTimeout is the default timeout for executing commands.
	DefaultDaemonCmdTimeout = 1 * time.Minute
)

Variables

This section is empty.

Functions

func AutoSealInterval 

func AutoSealInterval(autoSealInterval string) func(*TestDaemon)

AutoSealInterval specifies an interval for automatically sealing

func CmdTimeout 

func CmdTimeout(t time.Duration) func(*TestDaemon)

CmdTimeout allows setting the `cmdTimeout` config option on the daemon.

func ContainerDir 

func ContainerDir(dir string) func(*TestDaemon)

ContainerDir sets the `containerDir` path for the daemon.

func DefaultAddress 

func DefaultAddress(defaultAddr address.Address) func(*TestDaemon)

DefaultAddress specifies a key file for this daemon to add to their wallet during init

func GenesisFile 

func GenesisFile(a string) func(*TestDaemon)

GenesisFile allows setting the `genesisFile` config option on the daemon.

func GenesisFilePath 

func GenesisFilePath() string

GenesisFilePath returns the path to the test genesis

func GetFilecoinBinary 

func GetFilecoinBinary() (string, error)

GetFilecoinBinary returns the path where the filecoin binary will be if it has been built

func GetFreePort 

func GetFreePort() (int, error)

GetFreePort gets a free port from the kernel Credit: https://github.com/phayes/freeport

func InitArgs 

func InitArgs(a ...string) func(*TestDaemon)

InitArgs allows setting additional arguments to repo initialization

func IsRelay 

func IsRelay(td *TestDaemon)

IsRelay starts the daemon with the --is-relay option.

func KeyFile 

func KeyFile(kf string) func(*TestDaemon)

KeyFile specifies a key file for this daemon to add to their wallet during init

func MakeCommitment 

func MakeCommitment() []byte

MakeCommitment creates a random commitment.

func MakeRandomBytes 

func MakeRandomBytes(size int) []byte

MakeRandomBytes generates a randomized byte slice of size 'size'

func MustGetFilecoinBinary 

func MustGetFilecoinBinary() string

MustGetFilecoinBinary returns the path where the filecoin binary will be if it has been built and panics otherwise.

func NewFakeHost 

func NewFakeHost() host.Host

NewFakeHost constructs a FakeHost with no other parameters needed

func RandPeerID 

func RandPeerID() (peer.ID, error)

RandPeerID is a libp2p random peer ID generator. These peer.ID generators were copied from libp2p/go-testutil. We didn't bring in the whole repo as a dependency because we only need this small bit. However if we find ourselves using more and more pieces we should just take a dependency on it.

func RequireIntPeerID 

func RequireIntPeerID(t *testing.T, i int64) peer.ID

RequireIntPeerID takes in an integer and creates a unique peer id for it.

func RequireMakeStateTree 

func RequireMakeStateTree(t *testing.T, cst cbor.IpldStore, acts map[address.Address]*types.Actor) (cid.Cid, *state.State)

RequireMakeStateTree takes a map of addresses to actors and stores them on the state tree, requiring that all its steps succeed.

func RequireRandomPeerID 

func RequireRandomPeerID(t *testing.T) peer.ID

RequireRandomPeerID returns a new libp2p peer ID or panics.

func RequireSignedTestBlockFromTipSet 

func RequireSignedTestBlockFromTipSet(t *testing.T, baseTipSet block.TipSet, stateRootCid cid.Cid, receiptRootCid cid.Cid, height abi.ChainEpoch, minerAddr address.Address, minerWorker address.Address, signer types.Signer) *block.Block

RequireSignedTestBlockFromTipSet creates a block with a valid signature by the passed in miner work and a Miner field set to the minerAddr.

func RequireTipset 

func RequireTipset(t *testing.T) *block.TipSet

RequireTipset is a helper that constructs a tipset

func RequireTipsetWithHeight 

func RequireTipsetWithHeight(t *testing.T, height abi.ChainEpoch) *block.TipSet

func RunInit 

func RunInit(td *TestDaemon, opts ...string) ([]byte, error)

RunInit is the equivalent of executing `venus init`.

func RunSuccessFirstLine 

func RunSuccessFirstLine(td *TestDaemon, args ...string) string

RunSuccessFirstLine executes the given command, asserts success and returns the first line of stdout.

func RunSuccessLines 

func RunSuccessLines(td *TestDaemon, args ...string) []string

RunSuccessLines executes the given command, asserts success and returns an array of lines of the stdout.

func ShouldInit 

func ShouldInit(i bool) func(*TestDaemon)

ShouldInit allows setting the `init` config option on the daemon. If set, `venus init` is run before starting up the daemon.

func WaitForIt 

func WaitForIt(count int, delay time.Duration, cb func() (bool, error)) error

WaitForIt waits until the given callback returns true.

func WaitTimeout 

func WaitTimeout(wg *sync.WaitGroup, timeout time.Duration) bool

WaitTimeout waits for the waitgroup for the specified max timeout. Returns true if waiting timed out.

Types

type CmdOutput 

type CmdOutput struct {
	// Args is the command and argument sequence executed.
	Args []string
	// contains filtered or unexported fields
}

CmdOutput collects the output from a CLI command issued to a process.

func ReadOutput 

func ReadOutput(tb testing.TB, args []string, stdout io.Reader, stderr io.Reader) *CmdOutput

ReadOutput reads the `stdout` and `stderr` streams completely and returns a new Output object.

func (*CmdOutput) AssertFail 

func (o *CmdOutput) AssertFail(err string) *CmdOutput

AssertFail asserts that the output represents a failed execution, with the error matching the passed in error.

func (*CmdOutput) AssertSuccess 

func (o *CmdOutput) AssertSuccess() *CmdOutput

AssertSuccess asserts that the output represents a successful execution.

func (*CmdOutput) ReadStderr 

func (o *CmdOutput) ReadStderr() string

ReadStderr returns a string representation of the stderr output.

func (*CmdOutput) ReadStdout 

func (o *CmdOutput) ReadStdout() string

ReadStdout returns a string representation of the stdout output.

func (*CmdOutput) ReadStdoutTrimNewlines 

func (o *CmdOutput) ReadStdoutTrimNewlines() string

ReadStdoutTrimNewlines returns a string representation of stdout, with trailing line breaks removed.

func (*CmdOutput) SetInvocationError 

func (o *CmdOutput) SetInvocationError(executionErr error)

SetInvocationError sets the error for an unsuccessful invocation. May not be called if a status code has been set (probably indicating a usage error).

func (*CmdOutput) SetStatus 

func (o *CmdOutput) SetStatus(status int)

SetStatus sets the status code for a successful invocation. May not be called if a status code has been set (probably indicating a usage error).

func (*CmdOutput) Status 

func (o *CmdOutput) Status() (int, error)

Status returns the status code and any error value from execution. The status code and any output streams are valid only if error is nil.

func (*CmdOutput) Stderr 

func (o *CmdOutput) Stderr() []byte

Stderr returns the raw bytes from stderr.

func (*CmdOutput) Stdout 

func (o *CmdOutput) Stdout() []byte

Stdout returns the raw bytes from stdout.

type FakeBlockValidator 

type FakeBlockValidator struct{}

FakeBlockValidator passes everything as valid

func NewFakeBlockValidator 

func NewFakeBlockValidator() *FakeBlockValidator

NewFakeBlockValidator createas a FakeBlockValidator that passes everything as valid.

func (*FakeBlockValidator) ValidateHeaderSemantic 

func (fbv *FakeBlockValidator) ValidateHeaderSemantic(ctx context.Context, child *block.Block, parents block.TipSet) error

ValidateHeaderSemantic does nothing.

func (*FakeBlockValidator) ValidateMessagesSyntax 

func (fbv *FakeBlockValidator) ValidateMessagesSyntax(ctx context.Context, messages []*types.SignedMessage) error

ValidateMessagesSyntax does nothing

func (*FakeBlockValidator) ValidateReceiptsSyntax 

func (fbv *FakeBlockValidator) ValidateReceiptsSyntax(ctx context.Context, receipts []types.MessageReceipt) error

ValidateReceiptsSyntax does nothing

func (*FakeBlockValidator) ValidateSyntax 

func (fbv *FakeBlockValidator) ValidateSyntax(ctx context.Context, blk *block.Block) error

ValidateSyntax does nothing.

func (*FakeBlockValidator) ValidateUnsignedMessagesSyntax 

func (fbv *FakeBlockValidator) ValidateUnsignedMessagesSyntax(ctx context.Context, messages []*types.UnsignedMessage) error

ValidateUnsignedMessagesSyntax does nothing

type FakeCMgr 

type FakeCMgr struct {
}

func (FakeCMgr) Close 

func (f FakeCMgr) Close() error

func (FakeCMgr) GetTagInfo 

func (f FakeCMgr) GetTagInfo(p peer.ID) *connmgr.TagInfo

func (FakeCMgr) IsProtected 

func (f FakeCMgr) IsProtected(id peer.ID, tag string) (protected bool)

func (FakeCMgr) Notifee 

func (f FakeCMgr) Notifee() inet.Notifiee

func (FakeCMgr) Protect 

func (f FakeCMgr) Protect(id peer.ID, tag string)

func (FakeCMgr) TagPeer 

func (f FakeCMgr) TagPeer(id peer.ID, s string, i int)

func (FakeCMgr) TrimOpenConns 

func (f FakeCMgr) TrimOpenConns(ctx context.Context)

func (FakeCMgr) Unprotect 

func (f FakeCMgr) Unprotect(id peer.ID, tag string) (protected bool)

func (FakeCMgr) UntagPeer 

func (f FakeCMgr) UntagPeer(p peer.ID, tag string)

func (FakeCMgr) UpsertTag 

func (f FakeCMgr) UpsertTag(p peer.ID, tag string, upsert func(int) int)

type FakeDialer 

type FakeDialer struct {
	PeersImpl func() []peer.ID
}

FakeDialer is a test inet.Dialer

func (*FakeDialer) ClosePeer 

func (fd *FakeDialer) ClosePeer(peer.ID) error

func (*FakeDialer) Connectedness 

func (fd *FakeDialer) Connectedness(peer.ID) inet.Connectedness

func (*FakeDialer) Conns 

func (fd *FakeDialer) Conns() []inet.Conn

func (*FakeDialer) ConnsToPeer 

func (fd *FakeDialer) ConnsToPeer(peer.ID) []inet.Conn

func (*FakeDialer) DialPeer 

func (fd *FakeDialer) DialPeer(context.Context, peer.ID) (inet.Conn, error)

func (*FakeDialer) LocalPeer 

func (fd *FakeDialer) LocalPeer() peer.ID

func (*FakeDialer) Notify 

func (fd *FakeDialer) Notify(inet.Notifiee)

func (*FakeDialer) Peers 

func (fd *FakeDialer) Peers() []peer.ID

Peers returns a fake inet.Dialer PeersImpl

func (*FakeDialer) Peerstore 

func (fd *FakeDialer) Peerstore() peerstore.Peerstore

func (*FakeDialer) StopNotify 

func (fd *FakeDialer) StopNotify(inet.Notifiee)

type FakeHost 

type FakeHost struct {
	ConnectImpl func(context.Context, peer.AddrInfo) error
}

FakeHost is a test host.Host

func (*FakeHost) Addrs 

func (fh *FakeHost) Addrs() []ma.Multiaddr

func (*FakeHost) Close 

func (fh *FakeHost) Close() error

func (*FakeHost) ConnManager 

func (fh *FakeHost) ConnManager() connmgr.ConnManager

func (*FakeHost) Connect 

func (fh *FakeHost) Connect(ctx context.Context, pi peer.AddrInfo) error

func (*FakeHost) EventBus 

func (fh *FakeHost) EventBus() event.Bus

func (*FakeHost) ID 

func (fh *FakeHost) ID() peer.ID

func (*FakeHost) Mux 

func (fh *FakeHost) Mux() protocol.Switch

func (*FakeHost) Network 

func (fh *FakeHost) Network() inet.Network

func (*FakeHost) NewStream 

func (fh *FakeHost) NewStream(context.Context, peer.ID, ...protocol.ID) (inet.Stream, error)

NewStream is required for the host.Host interface; returns a new FakeStream.

func (*FakeHost) Peerstore 

func (fh *FakeHost) Peerstore() peerstore.Peerstore

func (*FakeHost) RemoveStreamHandler 

func (fh *FakeHost) RemoveStreamHandler(protocol.ID)

func (*FakeHost) SetStreamHandler 

func (fh *FakeHost) SetStreamHandler(protocol.ID, inet.StreamHandler)

func (*FakeHost) SetStreamHandlerMatch 

func (fh *FakeHost) SetStreamHandlerMatch(protocol.ID, func(string) bool, inet.StreamHandler)

type FakeWorkerPorcelainAPI 

type FakeWorkerPorcelainAPI struct {
	// contains filtered or unexported fields
}

FakeWorkerPorcelainAPI implements the WorkerPorcelainAPI>

func NewDefaultFakeWorkerPorcelainAPI 

func NewDefaultFakeWorkerPorcelainAPI(signer address.Address, rnd consensus.ChainRandomness) *FakeWorkerPorcelainAPI

NewDefaultFakeWorkerPorcelainAPI returns a FakeWorkerPorcelainAPI.

func NewFakeWorkerPorcelainAPI 

func NewFakeWorkerPorcelainAPI(rnd consensus.ChainRandomness, totalPower uint64, minerToWorker map[address.Address]address.Address) *FakeWorkerPorcelainAPI

NewFakeWorkerPorcelainAPI produces an api suitable to use as the worker's porcelain api.

func (*FakeWorkerPorcelainAPI) BlockTime 

func (t *FakeWorkerPorcelainAPI) BlockTime() time.Duration

BlockTime returns the blocktime FakeWorkerPorcelainAPI is configured with.

func (*FakeWorkerPorcelainAPI) FaultsStateView 

func (t *FakeWorkerPorcelainAPI) FaultsStateView(_ block.TipSetKey) (state.FaultStateView, error)

func (*FakeWorkerPorcelainAPI) PowerStateView 

func (t *FakeWorkerPorcelainAPI) PowerStateView(_ block.TipSetKey) (state.PowerStateView, error)

PowerStateView returns the state view.

func (*FakeWorkerPorcelainAPI) SampleChainRandomness 

func (t *FakeWorkerPorcelainAPI) SampleChainRandomness(ctx context.Context, head block.TipSetKey, tag acrypto.DomainSeparationTag,
	epoch abi.ChainEpoch, entropy []byte) (abi.Randomness, error)

type MockMessagePoolValidator 

type MockMessagePoolValidator struct {
	Valid bool
}

MockMessagePoolValidator is a mock validator

func NewMockMessagePoolValidator 

func NewMockMessagePoolValidator() *MockMessagePoolValidator

NewMockMessagePoolValidator creates a MockMessagePoolValidator

func (*MockMessagePoolValidator) ValidateSignedMessageSyntax 

func (v *MockMessagePoolValidator) ValidateSignedMessageSyntax(ctx context.Context, msg *types.SignedMessage) error

Validate returns true if the mock validator is set to validate the message

type StubBlockValidator 

type StubBlockValidator struct {
	// contains filtered or unexported fields
}

StubBlockValidator is a mockable block validator.

func NewStubBlockValidator 

func NewStubBlockValidator() *StubBlockValidator

NewStubBlockValidator creates a StubBlockValidator that allows errors to configured for blocks passed to the Validate* methods.

func (*StubBlockValidator) StubSemanticValidationForBlock 

func (mbv *StubBlockValidator) StubSemanticValidationForBlock(child *block.Block, err error)

StubSemanticValidationForBlock stubs an error when the ValidateHeaderSemantic is called on the with the given child block.

func (*StubBlockValidator) StubSyntaxValidationForBlock 

func (mbv *StubBlockValidator) StubSyntaxValidationForBlock(blk *block.Block, err error)

StubSyntaxValidationForBlock stubs an error when the ValidateSyntax is called on the with the given block.

func (*StubBlockValidator) ValidateSemantic 

func (mbv *StubBlockValidator) ValidateSemantic(ctx context.Context, child *block.Block, parents *block.TipSet, _ uint64) error

ValidateHeaderSemantic returns nil or error for stubbed block `child`.

func (*StubBlockValidator) ValidateSyntax 

func (mbv *StubBlockValidator) ValidateSyntax(ctx context.Context, blk *block.Block) error

ValidateSyntax return nil or error for stubbed block `blk`.

type TestDaemon 

type TestDaemon struct {
	Stdin  io.Writer
	Stdout io.Reader
	Stderr io.Reader
	// contains filtered or unexported fields
}

TestDaemon is used to manage a Filecoin daemon instance for testing purposes.

func NewDaemon 

func NewDaemon(t *testing.T, options ...func(*TestDaemon)) *TestDaemon

NewDaemon creates a new `TestDaemon`, using the passed in configuration options.

func (*TestDaemon) CmdAddr 

func (td *TestDaemon) CmdAddr() (ma.Multiaddr, error)

CmdAddr returns the command address of the test daemon (if it is running).

func (*TestDaemon) Config 

func (td *TestDaemon) Config() *config.Config

Config is a helper to read out the config of the daemon.

func (*TestDaemon) ConnectSuccess 

func (td *TestDaemon) ConnectSuccess(remote *TestDaemon) *CmdOutput

ConnectSuccess connects the daemon to another daemon, asserting that the operation was successful.

func (*TestDaemon) CreateAddress 

func (td *TestDaemon) CreateAddress() string

CreateAddress adds a new address to the daemons wallet and returns it. equivalent to: 

`venus address new`

func (*TestDaemon) CreateStorageMinerAddr 

func (td *TestDaemon) CreateStorageMinerAddr(peer *TestDaemon, fromAddr address.Address) address.Address

CreateStorageMinerAddr issues a new message to the network, mines the message and returns the address of the new miner equivalent to: 

`venus miner create --from $TEST_ACCOUNT 20`

func (*TestDaemon) GetAddresses 

func (td *TestDaemon) GetAddresses() []string

GetAddresses returns all of the addresses of the daemon.

func (*TestDaemon) GetChainHead 

func (td *TestDaemon) GetChainHead() []block.Block

GetChainHead returns the blocks in the head tipset from `td`

func (*TestDaemon) GetDefaultAddress 

func (td *TestDaemon) GetDefaultAddress() string

GetDefaultAddress returns the default sender address for this daemon.

func (*TestDaemon) GetID 

func (td *TestDaemon) GetID() string

GetID returns the id of the daemon.

func (*TestDaemon) GetMinerAddress 

func (td *TestDaemon) GetMinerAddress() address.Address

GetMinerAddress returns the miner address for this daemon.

func (*TestDaemon) MakeMoney 

func (td *TestDaemon) MakeMoney(rewards int, peers ...*TestDaemon)

MakeMoney mines a block and ensures that the block has been propagated to all peers.

func (*TestDaemon) MineAndPropagate 

func (td *TestDaemon) MineAndPropagate(wait time.Duration, peers ...*TestDaemon)

MineAndPropagate mines a block and ensure the block has propagated to all `peers` by comparing the current head block of `td` with the head block of each peer in `peers`

func (*TestDaemon) MinerSetPrice 

func (td *TestDaemon) MinerSetPrice(minerAddr address.Address, fromAddr address.Address, price string, expiry string) cid.Cid

MinerSetPrice creates an ask for a CURRENTLY MINING test daemon and waits for it to appears on chain. It returns the cid of the AddAsk message so other daemons can `message wait` for it.

func (*TestDaemon) MustHaveChainHeadBy 

func (td *TestDaemon) MustHaveChainHeadBy(wait time.Duration, peers []*TestDaemon)

MustHaveChainHeadBy ensures all `peers` have the same chain head as `td`, by duration `wait`

func (*TestDaemon) MustUnmarshalChain 

func (td *TestDaemon) MustUnmarshalChain(input string) [][]block.Block

MustUnmarshalChain unmarshals the chain from `input` into a slice of blocks

func (*TestDaemon) ReadStderr 

func (td *TestDaemon) ReadStderr() string

ReadStderr returns a string representation of the stderr of the daemon.

func (*TestDaemon) ReadStdout 

func (td *TestDaemon) ReadStdout() string

ReadStdout returns a string representation of the stdout of the daemon.

func (*TestDaemon) RepoDir 

func (td *TestDaemon) RepoDir() string

RepoDir returns the repo directory of the test daemon.

func (*TestDaemon) Restart 

func (td *TestDaemon) Restart() *TestDaemon

Restart restarts the daemon

func (*TestDaemon) Run 

func (td *TestDaemon) Run(args ...string) *CmdOutput

Run executes the given command against the test daemon.

func (*TestDaemon) RunFail 

func (td *TestDaemon) RunFail(err string, args ...string) *CmdOutput

RunFail is like Run, but asserts that the command exited with an error matching the passed in error.

func (*TestDaemon) RunSuccess 

func (td *TestDaemon) RunSuccess(args ...string) *CmdOutput

RunSuccess is like Run, but asserts that the command exited successfully.

func (*TestDaemon) RunWithStdin 

func (td *TestDaemon) RunWithStdin(stdin io.Reader, args ...string) *CmdOutput

RunWithStdin executes the given command against the test daemon, allowing to control stdin of the process.

func (*TestDaemon) Shutdown 

func (td *TestDaemon) Shutdown()

Shutdown stops the daemon and deletes the repository.

func (*TestDaemon) ShutdownEasy 

func (td *TestDaemon) ShutdownEasy()

ShutdownEasy stops the daemon using `SIGINT`.

func (*TestDaemon) ShutdownSuccess 

func (td *TestDaemon) ShutdownSuccess()

ShutdownSuccess stops the daemon, asserting that it exited successfully.

func (*TestDaemon) Start 

func (td *TestDaemon) Start() *TestDaemon

Start starts up the daemon.

func (*TestDaemon) Stop 

func (td *TestDaemon) Stop() *TestDaemon

Stop stops the daemon

func (*TestDaemon) UpdatePeerID 

func (td *TestDaemon) UpdatePeerID()

UpdatePeerID updates a currently mining miner's peer ID

func (*TestDaemon) WaitForAPI 

func (td *TestDaemon) WaitForAPI() error

WaitForAPI polls if the API on the daemon is available, and blocks until it is.

func (*TestDaemon) WaitForMessageRequireSuccess 

func (td *TestDaemon) WaitForMessageRequireSuccess(msgCid cid.Cid) *types.MessageReceipt

WaitForMessageRequireSuccess accepts a message cid and blocks until a message with matching cid is included in a block. The receipt is then inspected to ensure that the corresponding message receipt had a 0 exit code.

type TestExchange 

type TestExchange struct {
	// contains filtered or unexported fields
}

func NewTestExchange 

func NewTestExchange() *TestExchange

func (*TestExchange) AddPeer 

func (f *TestExchange) AddPeer(peer peer.ID)

func (*TestExchange) AddSourceBlocks 

func (f *TestExchange) AddSourceBlocks(blocks ...*block.Block)

AddSourceBlocks adds the input blocks to the fetcher source.

func (*TestExchange) GetBlocks 

func (f *TestExchange) GetBlocks(ctx context.Context, tsk block.TipSetKey, count int) ([]*block.TipSet, error)

func (*TestExchange) GetChainMessages 

func (f *TestExchange) GetChainMessages(ctx context.Context, tipsets []*block.TipSet) ([]*exchange.CompactedMessages, error)

func (*TestExchange) GetFullTipSet 

func (f *TestExchange) GetFullTipSet(ctx context.Context, peer []peer.ID, tsk block.TipSetKey) (*block.FullTipSet, error)

func (*TestExchange) RemovePeer 

func (f *TestExchange) RemovePeer(peer peer.ID)

type TestFetcher 

type TestFetcher struct {
	// contains filtered or unexported fields
}

TestFetcher is an object with the same method set as Fetcher plus a method for adding blocks to the source. It is used to implement an object that behaves like Fetcher but does not go to the network for use in tests.

func NewTestFetcher 

func NewTestFetcher() *TestFetcher

NewTestFetcher returns a TestFetcher with no source blocks.

func (*TestFetcher) AddSourceBlocks 

func (f *TestFetcher) AddSourceBlocks(blocks ...*block.Block)

AddSourceBlocks adds the input blocks to the fetcher source.

func (*TestFetcher) FetchTipSetHeaders 

func (f *TestFetcher) FetchTipSetHeaders(ctx context.Context, tsKey block.TipSetKey, from peer.ID, done func(t *block.TipSet) (bool, error)) ([]*block.TipSet, error)

FetchTipSetHeaders fetches the tipset at `tsKey` but not messages

func (*TestFetcher) FetchTipSets 

func (f *TestFetcher) FetchTipSets(ctx context.Context, tsKey block.TipSetKey, from peer.ID, done func(t *block.TipSet) (bool, error)) ([]*block.TipSet, error)

FetchTipSets fetchs the tipset at `tsKey` from the network using the fetchers `sourceBlocks`.

func (*TestFetcher) GetBlocks 

func (f *TestFetcher) GetBlocks(ctx context.Context, cids []cid.Cid) ([]*block.Block, error)

GetBlocks returns any blocks in the source with matching cids.

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