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7a3819a528
@whyrusleeping @jbenet Putting the block generator in a util dir until blocks. Can't put it in util/testutil because the util/testutil/dag-generator imports blockservice and blockservice uses the generator. Tough problem. This'll do for now. License: MIT Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package bitswap
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import (
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"github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
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ds "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-datastore"
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ds_sync "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-datastore/sync"
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"github.com/jbenet/go-ipfs/blocks/blockstore"
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"github.com/jbenet/go-ipfs/exchange"
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tn "github.com/jbenet/go-ipfs/exchange/bitswap/testnet"
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"github.com/jbenet/go-ipfs/peer"
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"github.com/jbenet/go-ipfs/routing/mock"
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)
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func NewSessionGenerator(
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net tn.Network, rs mock.RoutingServer) SessionGenerator {
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return SessionGenerator{
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net: net,
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rs: rs,
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seq: 0,
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}
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}
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type SessionGenerator struct {
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seq int
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net tn.Network
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rs mock.RoutingServer
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}
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func (g *SessionGenerator) Next() Instance {
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g.seq++
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return session(g.net, g.rs, []byte(string(g.seq)))
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}
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func (g *SessionGenerator) Instances(n int) []Instance {
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instances := make([]Instance, 0)
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for j := 0; j < n; j++ {
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inst := g.Next()
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instances = append(instances, inst)
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}
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return instances
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}
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type Instance struct {
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Peer peer.Peer
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Exchange exchange.Interface
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Blockstore blockstore.Blockstore
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}
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// session creates a test bitswap session.
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//
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// NB: It's easy make mistakes by providing the same peer ID to two different
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// sessions. To safeguard, use the SessionGenerator to generate sessions. It's
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// just a much better idea.
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func session(net tn.Network, rs mock.RoutingServer, id peer.ID) Instance {
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p := peer.WithID(id)
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adapter := net.Adapter(p)
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htc := rs.Client(p)
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bstore := blockstore.NewBlockstore(ds_sync.MutexWrap(ds.NewMapDatastore()))
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const alwaysSendToPeer = true
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ctx := context.TODO()
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bs := New(ctx, p, adapter, htc, bstore, alwaysSendToPeer)
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return Instance{
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Peer: p,
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Exchange: bs,
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Blockstore: bstore,
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}
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}
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