kubo/test/integration/bench_cat_test.go
Steven Allen 76e1da02a8 gx: massive update
Note: This commit is technically broken. However, I need to make a bunch of
cmds changes to make this work and I'd rather not bundle both changes into a
single commit.

License: MIT
Signed-off-by: Steven Allen <steven@stebalien.com>
2017-11-20 22:20:27 -08:00

101 lines
2.4 KiB
Go

package integrationtest
import (
"bytes"
"context"
"errors"
"io"
"math"
"testing"
"github.com/ipfs/go-ipfs/core"
coreunix "github.com/ipfs/go-ipfs/core/coreunix"
mock "github.com/ipfs/go-ipfs/core/mock"
"github.com/ipfs/go-ipfs/thirdparty/unit"
pstore "gx/ipfs/QmPgDWmTmuzvP7QE5zwo1TmjbJme9pmZHNujB2453jkCTr/go-libp2p-peerstore"
testutil "gx/ipfs/QmQgLZP9haZheimMHqqAjJh2LhRmNfEoZDfbtkpeMhi9xK/go-testutil"
mocknet "gx/ipfs/QmTzs3Gp2rU3HuNayjBVG7qBgbaKWE8bgtwJ7faRxAe9UP/go-libp2p/p2p/net/mock"
)
func BenchmarkCat1MB(b *testing.B) { benchmarkVarCat(b, unit.MB*1) }
func BenchmarkCat2MB(b *testing.B) { benchmarkVarCat(b, unit.MB*2) }
func BenchmarkCat4MB(b *testing.B) { benchmarkVarCat(b, unit.MB*4) }
func benchmarkVarCat(b *testing.B, size int64) {
data := RandomBytes(size)
b.SetBytes(size)
for n := 0; n < b.N; n++ {
err := benchCat(b, data, instant)
if err != nil {
b.Fatal(err)
}
}
}
func benchCat(b *testing.B, data []byte, conf testutil.LatencyConfig) error {
b.StopTimer()
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// create network
mn := mocknet.New(ctx)
mn.SetLinkDefaults(mocknet.LinkOptions{
Latency: conf.NetworkLatency,
// TODO add to conf. This is tricky because we want 0 values to be functional.
Bandwidth: math.MaxInt32,
})
adder, err := core.NewNode(ctx, &core.BuildCfg{
Online: true,
Host: mock.MockHostOption(mn),
})
if err != nil {
return err
}
defer adder.Close()
catter, err := core.NewNode(ctx, &core.BuildCfg{
Online: true,
Host: mock.MockHostOption(mn),
})
if err != nil {
return err
}
defer catter.Close()
err = mn.LinkAll()
if err != nil {
return err
}
bs1 := []pstore.PeerInfo{adder.Peerstore.PeerInfo(adder.Identity)}
bs2 := []pstore.PeerInfo{catter.Peerstore.PeerInfo(catter.Identity)}
if err := catter.Bootstrap(core.BootstrapConfigWithPeers(bs1)); err != nil {
return err
}
if err := adder.Bootstrap(core.BootstrapConfigWithPeers(bs2)); err != nil {
return err
}
added, err := coreunix.Add(adder, bytes.NewReader(data))
if err != nil {
return err
}
b.StartTimer()
readerCatted, err := coreunix.Cat(ctx, catter, added)
if err != nil {
return err
}
// verify
bufout := new(bytes.Buffer)
io.Copy(bufout, readerCatted)
if 0 != bytes.Compare(bufout.Bytes(), data) {
return errors.New("catted data does not match added data")
}
return nil
}