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89f5cd4c94
I think it's time to move a lot of the peer-to-peer networking but-not-ipfs-specific things into its own package: p2p. This could in the future be split off into its own library. The first thing to go is the peer.
41 lines
655 B
Go
41 lines
655 B
Go
package peer_test
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import (
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"fmt"
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"math/rand"
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"testing"
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"time"
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peer "github.com/jbenet/go-ipfs/p2p/peer"
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testutil "github.com/jbenet/go-ipfs/util/testutil"
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)
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func TestLatencyEWMAFun(t *testing.T) {
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t.Skip("run it for fun")
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m := peer.NewMetrics()
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id, err := testutil.RandPeerID()
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if err != nil {
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t.Fatal(err)
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}
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mu := 100.0
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sig := 10.0
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next := func() time.Duration {
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mu = (rand.NormFloat64() * sig) + mu
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return time.Duration(mu)
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}
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print := func() {
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fmt.Printf("%3.f %3.f --> %d\n", sig, mu, m.LatencyEWMA(id))
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}
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for {
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select {
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case <-time.After(200 * time.Millisecond):
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m.RecordLatency(id, next())
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print()
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}
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}
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}
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