rename epictest -> integrationtest

test/integration/three_legged_cat_test.go

@@ -0,0 +1,126 @@
+package integrationtest
+
+import (
+	"bytes"
+	"io"
+	"math"
+	"testing"
+	"time"
+
+	context "github.com/jbenet/go-ipfs/Godeps/_workspace/src/code.google.com/p/go.net/context"
+	core "github.com/jbenet/go-ipfs/core"
+	coreunix "github.com/jbenet/go-ipfs/core/coreunix"
+	mocknet "github.com/jbenet/go-ipfs/p2p/net/mock"
+	"github.com/jbenet/go-ipfs/p2p/peer"
+	path "github.com/jbenet/go-ipfs/path"
+	"github.com/jbenet/go-ipfs/thirdparty/unit"
+	errors "github.com/jbenet/go-ipfs/util/debugerror"
+	testutil "github.com/jbenet/go-ipfs/util/testutil"
+)
+
+func TestThreeLeggedCat1KBInstantaneous(t *testing.T) {
+	conf := testutil.LatencyConfig{
+		NetworkLatency:    0,
+		RoutingLatency:    0,
+		BlockstoreLatency: 0,
+	}
+	if err := RunThreeLeggedCat(RandomBytes(1*unit.KB), conf); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestThreeLeggedCatDegenerateSlowBlockstore(t *testing.T) {
+	SkipUnlessEpic(t)
+	conf := testutil.LatencyConfig{BlockstoreLatency: 50 * time.Millisecond}
+	if err := RunThreeLeggedCat(RandomBytes(1*unit.KB), conf); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestThreeLeggedCatDegenerateSlowNetwork(t *testing.T) {
+	SkipUnlessEpic(t)
+	conf := testutil.LatencyConfig{NetworkLatency: 400 * time.Millisecond}
+	if err := RunThreeLeggedCat(RandomBytes(1*unit.KB), conf); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestThreeLeggedCatDegenerateSlowRouting(t *testing.T) {
+	SkipUnlessEpic(t)
+	conf := testutil.LatencyConfig{RoutingLatency: 400 * time.Millisecond}
+	if err := RunThreeLeggedCat(RandomBytes(1*unit.KB), conf); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func TestThreeLeggedCat100MBMacbookCoastToCoast(t *testing.T) {
+	SkipUnlessEpic(t)
+	conf := testutil.LatencyConfig{}.Network_NYtoSF().Blockstore_SlowSSD2014().Routing_Slow()
+	if err := RunThreeLeggedCat(RandomBytes(1*unit.KB), conf); err != nil {
+		t.Fatal(err)
+	}
+}
+
+func RunThreeLeggedCat(data []byte, conf testutil.LatencyConfig) error {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	const numPeers = 3
+
+	// create network
+	mn, err := mocknet.FullMeshLinked(ctx, numPeers)
+	if err != nil {
+		return errors.Wrap(err)
+	}
+	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,
+	})
+
+	peers := mn.Peers()
+	if len(peers) < numPeers {
+		return errors.New("test initialization error")
+	}
+	bootstrap, err := core.NewIPFSNode(ctx, core.ConfigOption(MocknetTestRepo(peers[2], mn.Host(peers[2]), conf)))
+	if err != nil {
+		return err
+	}
+	defer bootstrap.Close()
+	adder, err := core.NewIPFSNode(ctx, core.ConfigOption(MocknetTestRepo(peers[0], mn.Host(peers[0]), conf)))
+	if err != nil {
+		return err
+	}
+	defer adder.Close()
+	catter, err := core.NewIPFSNode(ctx, core.ConfigOption(MocknetTestRepo(peers[1], mn.Host(peers[1]), conf)))
+	if err != nil {
+		return err
+	}
+	defer catter.Close()
+
+	bis := bootstrap.Peerstore.PeerInfo(bootstrap.PeerHost.ID())
+	bcfg := core.BootstrapConfigWithPeers([]peer.PeerInfo{bis})
+	if err := adder.Bootstrap(bcfg); err != nil {
+		return err
+	}
+	if err := catter.Bootstrap(bcfg); err != nil {
+		return err
+	}
+
+	keyAdded, err := coreunix.Add(adder, bytes.NewReader(data))
+	if err != nil {
+		return err
+	}
+
+	readerCatted, err := coreunix.Cat(catter, path.Path(keyAdded.String()))
+	if err != nil {
+		return err
+	}
+
+	// verify
+	var bufout 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
+}