func TestLocalSenderLookupReplica(t *testing.T) {
	defer leaktest.AfterTest(t)
	stopper := stop.NewStopper()
	defer stopper.Stop()
	ctx := storage.TestStoreContext
	manualClock := hlc.NewManualClock(0)
	ctx.Clock = hlc.NewClock(manualClock.UnixNano)
	ls := NewLocalSender()

	// Create two new stores with ranges we care about.
	var e [2]engine.Engine
	var s [2]*storage.Store
	ranges := []struct {
		storeID    proto.StoreID
		start, end proto.Key
	}{
		{2, proto.Key("a"), proto.Key("c")},
		{3, proto.Key("x"), proto.Key("z")},
	}
	for i, rng := range ranges {
		e[i] = engine.NewInMem(proto.Attributes{}, 1<<20)
		ctx.Transport = multiraft.NewLocalRPCTransport(stopper)
		defer ctx.Transport.Close()
		s[i] = storage.NewStore(ctx, e[i], &proto.NodeDescriptor{NodeID: 1})
		s[i].Ident.StoreID = rng.storeID

		desc := &proto.RangeDescriptor{
			RangeID:  proto.RangeID(i),
			StartKey: rng.start,
			EndKey:   rng.end,
			Replicas: []proto.Replica{{StoreID: rng.storeID}},
		}
		newRng, err := storage.NewReplica(desc, s[i])
		if err != nil {
			t.Fatal(err)
		}
		if err := s[i].AddRangeTest(newRng); err != nil {
			t.Error(err)
		}
		ls.AddStore(s[i])
	}

	if _, r, err := ls.lookupReplica(proto.Key("a"), proto.Key("c")); r.StoreID != s[0].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[0].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(proto.Key("b"), nil); r.StoreID != s[0].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[0].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(proto.Key("b"), proto.Key("d")); r != nil || err == nil {
		t.Errorf("expected store 0 and error got %d", r.StoreID)
	}
	if _, r, err := ls.lookupReplica(proto.Key("x"), proto.Key("z")); r.StoreID != s[1].Ident.StoreID {
		t.Errorf("expected store %d; got %d: %v", s[1].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(proto.Key("y"), nil); r.StoreID != s[1].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[1].Ident.StoreID, r.StoreID, err)
	}
}
Example #2
0
func TestLocalSenderLookupReplica(t *testing.T) {
	defer leaktest.AfterTest(t)
	stopper := stop.NewStopper()
	defer stopper.Stop()
	ctx := storage.TestStoreContext
	manualClock := hlc.NewManualClock(0)
	ctx.Clock = hlc.NewClock(manualClock.UnixNano)
	ls := NewLocalSender()

	// Create two new stores with ranges we care about.
	var e [2]engine.Engine
	var s [2]*storage.Store
	var d [2]*roachpb.RangeDescriptor
	ranges := []struct {
		storeID    roachpb.StoreID
		start, end roachpb.RKey
	}{
		{2, roachpb.RKeyMin, roachpb.RKey("c")},
		{3, roachpb.RKey("x"), roachpb.RKey("z")},
	}
	for i, rng := range ranges {
		e[i] = engine.NewInMem(roachpb.Attributes{}, 1<<20, stopper)
		ctx.Transport = multiraft.NewLocalRPCTransport(stopper)
		defer ctx.Transport.Close()
		s[i] = storage.NewStore(ctx, e[i], &roachpb.NodeDescriptor{NodeID: 1})
		s[i].Ident.StoreID = rng.storeID

		d[i] = &roachpb.RangeDescriptor{
			RangeID:  roachpb.RangeID(i),
			StartKey: rng.start,
			EndKey:   rng.end,
			Replicas: []roachpb.ReplicaDescriptor{{StoreID: rng.storeID}},
		}
		newRng, err := storage.NewReplica(d[i], s[i])
		if err != nil {
			t.Fatal(err)
		}
		if err := s[i].AddReplicaTest(newRng); err != nil {
			t.Error(err)
		}
		ls.AddStore(s[i])
	}

	if _, r, err := ls.lookupReplica(roachpb.RKey("a"), roachpb.RKey("c")); r.StoreID != s[0].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[0].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(roachpb.RKey("b"), nil); r.StoreID != s[0].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[0].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(roachpb.RKey("b"), roachpb.RKey("d")); r != nil || err == nil {
		t.Errorf("expected store 0 and error got %d", r.StoreID)
	}
	if _, r, err := ls.lookupReplica(roachpb.RKey("x"), roachpb.RKey("z")); r.StoreID != s[1].Ident.StoreID {
		t.Errorf("expected store %d; got %d: %v", s[1].Ident.StoreID, r.StoreID, err)
	}
	if _, r, err := ls.lookupReplica(roachpb.RKey("y"), nil); r.StoreID != s[1].Ident.StoreID || err != nil {
		t.Errorf("expected store %d; got %d: %v", s[1].Ident.StoreID, r.StoreID, err)
	}

	if desc, err := ls.firstRange(); err != nil || !reflect.DeepEqual(desc, d[0]) {
		t.Fatalf("first range not as expected: error=%v, desc=%+v", err, desc)
	}
}