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@ -7,43 +7,87 @@ import ( |
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"testing" |
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"github.com/golang/mock/gomock" |
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libp2p_peer "github.com/libp2p/go-libp2p-peer" |
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libp2p_peer "github.com/libp2p/go-libp2p-core/peer" |
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libp2p_pubsub "github.com/libp2p/go-libp2p-pubsub" |
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libp2p_pubsub_pb "github.com/libp2p/go-libp2p-pubsub/pb" |
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nodeconfig "github.com/harmony-one/harmony/internal/configs/node" |
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mock "github.com/harmony-one/harmony/p2p/host/hostv2/mock" |
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) |
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func TestHostV2_SendMessageToGroups(t *testing.T) { |
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t.Run("Basic", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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groups := []nodeconfig.GroupID{"ABC", "DEF"} |
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okTopic := NewMocktopicHandle(mc) |
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newTopic := NewMocktopicHandle(mc) |
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groups := []nodeconfig.GroupID{"OK", "New"} |
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data := []byte{1, 2, 3} |
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pubsub := mock.NewMockpubsub(mc) |
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joined := map[string]topicHandle{"OK": okTopic} |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: joined} |
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gomock.InOrder( |
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pubsub.EXPECT().Publish("ABC", data), |
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pubsub.EXPECT().Publish("DEF", data), |
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// okTopic is already in joined map, JoinTopic shouldn't be called
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joiner.EXPECT().JoinTopic("OK").Times(0), |
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okTopic.EXPECT().Publish(context.TODO(), data).Return(nil), |
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// newTopic is not in joined map, JoinTopic should be called
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joiner.EXPECT().JoinTopic("New").Return(newTopic, nil), |
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newTopic.EXPECT().Publish(context.TODO(), data).Return(nil), |
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) |
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host := &HostV2{pubsub: pubsub} |
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if err := host.SendMessageToGroups(groups, data); err != nil { |
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err := host.SendMessageToGroups(groups, data) |
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if err != nil { |
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t.Errorf("expected no error; got %v", err) |
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} |
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}) |
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t.Run("Error", func(t *testing.T) { |
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t.Run("JoinError", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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groups := []nodeconfig.GroupID{"ABC", "DEF"} |
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okTopic := NewMocktopicHandle(mc) |
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groups := []nodeconfig.GroupID{"Error", "OK"} |
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data := []byte{1, 2, 3} |
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pubsub := mock.NewMockpubsub(mc) |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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gomock.InOrder( |
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pubsub.EXPECT().Publish("ABC", data).Return(errors.New("FIAL")), |
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pubsub.EXPECT().Publish("DEF", data), // Should not early-return
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// Make first join return an error
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joiner.EXPECT().JoinTopic("Error").Return(nil, errors.New("join error")), |
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// Subsequent topics should still be processed after an error
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joiner.EXPECT().JoinTopic("OK").Return(okTopic, nil), |
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okTopic.EXPECT().Publish(context.TODO(), data).Return(nil), |
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) |
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host := &HostV2{pubsub: pubsub} |
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err := host.SendMessageToGroups(groups, data) |
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if err == nil { |
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t.Error("expected an error; got nil") |
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} |
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}) |
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t.Run("PublishError", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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okTopic := NewMocktopicHandle(mc) |
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erringTopic := NewMocktopicHandle(mc) |
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groups := []nodeconfig.GroupID{"Error", "OK"} |
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data := []byte{1, 2, 3} |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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gomock.InOrder( |
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// Make first publish return an error
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joiner.EXPECT().JoinTopic("Error").Return(erringTopic, nil), |
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erringTopic.EXPECT().Publish(context.TODO(), data).Return(errors.New("publish error")), |
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// Subsequent topics should still be processed after an error
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joiner.EXPECT().JoinTopic("OK").Return(okTopic, nil), |
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okTopic.EXPECT().Publish(context.TODO(), data).Return(nil), |
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) |
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if err := host.SendMessageToGroups(groups, data); err == nil { |
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t.Error("expected an error but got none") |
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t.Error("expected an error; got nil") |
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} |
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}) |
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} |
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@ -51,10 +95,14 @@ func TestHostV2_SendMessageToGroups(t *testing.T) { |
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func TestGroupReceiver_Close(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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sub := mock.NewMocksubscription(mc) |
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sub := NewMocksubscription(mc) |
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sub.EXPECT().Cancel() |
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receiver := GroupReceiverImpl{sub: sub} |
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if err := receiver.Close(); err != nil { |
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err := receiver.Close() |
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if err != nil { |
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t.Errorf("expected no error but got %v", err) |
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} |
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} |
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@ -65,46 +113,71 @@ func pubsubMessage(from libp2p_peer.ID, data []byte) *libp2p_pubsub.Message { |
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} |
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func TestGroupReceiver_Receive(t *testing.T) { |
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t.Run("OK", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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sub := mock.NewMocksubscription(mc) |
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ctx := context.Background() |
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gomock.InOrder( |
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sub.EXPECT().Next(ctx).Return(pubsubMessage("ABC", []byte{1, 2, 3}), nil), |
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sub.EXPECT().Next(ctx).Return(pubsubMessage("DEF", []byte{4, 5, 6}), nil), |
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sub.EXPECT().Next(ctx).Return(nil, errors.New("FIAL")), |
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) |
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sub := NewMocksubscription(mc) |
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receiver := GroupReceiverImpl{sub: sub} |
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verify := func(sender libp2p_peer.ID, msg []byte, shouldError bool) { |
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wantSender := libp2p_peer.ID("OK") |
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wantMsg := []byte{1, 2, 3} |
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sub.EXPECT().Next(ctx).Return(pubsubMessage(wantSender, wantMsg), nil) |
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gotMsg, gotSender, err := receiver.Receive(ctx) |
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if (err != nil) != shouldError { |
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if shouldError { |
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t.Error("expected an error but got none") |
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} else { |
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t.Errorf("expected no error but got %v", err) |
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if err != nil { |
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t.Errorf("expected no error; got %v", err) |
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} |
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if gotSender != wantSender { |
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t.Errorf("expected sender %v; got %v", wantSender, gotSender) |
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} |
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if gotSender != sender { |
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t.Errorf("expected sender %v but got %v", sender, gotSender) |
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if !reflect.DeepEqual(gotMsg, wantMsg) { |
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t.Errorf("expected message %v; got %v", wantMsg, gotMsg) |
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} |
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if !reflect.DeepEqual(gotMsg, msg) { |
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t.Errorf("expected message %v but got %v", msg, gotMsg) |
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}) |
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t.Run("Error", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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ctx := context.Background() |
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sub := NewMocksubscription(mc) |
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receiver := GroupReceiverImpl{sub: sub} |
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sub.EXPECT().Next(ctx).Return(nil, errors.New("receive error")) |
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msg, sender, err := receiver.Receive(ctx) |
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if err == nil { |
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t.Error("expected an error; got nil") |
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} |
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if sender != "" { |
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t.Errorf("expected empty sender; got %v", sender) |
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} |
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verify("ABC", []byte{1, 2, 3}, false) |
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verify("DEF", []byte{4, 5, 6}, false) |
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verify("", nil, true) |
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if len(msg) > 0 { |
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t.Errorf("expected empty message; got %v", msg) |
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} |
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}) |
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} |
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func TestHostV2_GroupReceiver(t *testing.T) { |
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t.Run("Basic", func(t *testing.T) { |
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t.Run("New", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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sub := &libp2p_pubsub.Subscription{} |
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pubsub := mock.NewMockpubsub(mc) |
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pubsub.EXPECT().Subscribe("ABC").Return(sub, nil) |
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host := &HostV2{pubsub: pubsub} |
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topic := NewMocktopicHandle(mc) |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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gomock.InOrder( |
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joiner.EXPECT().JoinTopic("ABC").Return(topic, nil), |
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topic.EXPECT().Subscribe().Return(sub, nil), |
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) |
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gotReceiver, err := host.GroupReceiver("ABC") |
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if r, ok := gotReceiver.(*GroupReceiverImpl); !ok { |
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t.Errorf("expected a hostv2 GroupReceiverImpl; got %v", gotReceiver) |
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} else if r.sub != sub { |
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@ -114,13 +187,39 @@ func TestHostV2_GroupReceiver(t *testing.T) { |
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t.Errorf("expected no error; got %v", err) |
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} |
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}) |
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t.Run("Error", func(t *testing.T) { |
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t.Run("JoinError", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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pubsub := mock.NewMockpubsub(mc) |
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pubsub.EXPECT().Subscribe("ABC").Return(nil, errors.New("FIAL")) |
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host := &HostV2{pubsub: pubsub} |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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joiner.EXPECT().JoinTopic("ABC").Return(nil, errors.New("join error")) |
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gotReceiver, err := host.GroupReceiver("ABC") |
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if gotReceiver != nil { |
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t.Errorf("expected a nil hostv2 GroupReceiverImpl; got %v", gotReceiver) |
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} |
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if err == nil { |
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t.Error("expected an error; got none") |
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} |
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}) |
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t.Run("SubscribeError", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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topic := NewMocktopicHandle(mc) |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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gomock.InOrder( |
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joiner.EXPECT().JoinTopic("ABC").Return(topic, nil), |
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topic.EXPECT().Subscribe().Return(nil, errors.New("subscription error")), |
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) |
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gotReceiver, err := host.GroupReceiver("ABC") |
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if gotReceiver != nil { |
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t.Errorf("expected a nil hostv2 GroupReceiverImpl; got %v", gotReceiver) |
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} |
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@ -136,3 +235,65 @@ func TestHostV2_GroupReceiver(t *testing.T) { |
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} |
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}) |
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} |
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func TestHostV2_getTopic(t *testing.T) { |
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t.Run("NewOK", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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joiner := NewMocktopicJoiner(mc) |
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want := NewMocktopicHandle(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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joiner.EXPECT().JoinTopic("ABC").Return(want, nil) |
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got, err := host.getTopic("ABC") |
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if err != nil { |
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t.Errorf("want nil error; got %v", err) |
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} |
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if got != want { |
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t.Errorf("want topic handle %v; got %v", want, got) |
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} |
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if _, ok := host.joined["ABC"]; !ok { |
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t.Error("topic not found in joined map") |
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} |
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}) |
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t.Run("NewError", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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joiner := NewMocktopicJoiner(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{}} |
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joiner.EXPECT().JoinTopic("ABC").Return(nil, errors.New("OMG")) |
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got, err := host.getTopic("ABC") |
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if err == nil { |
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t.Error("want non-nil error; got nil") |
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} |
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if got != nil { |
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t.Errorf("want nil handle; got %v", got) |
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} |
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}) |
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t.Run("Existing", func(t *testing.T) { |
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mc := gomock.NewController(t) |
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defer mc.Finish() |
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joiner := NewMocktopicJoiner(mc) |
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want := NewMocktopicHandle(mc) |
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host := &HostV2{joiner: joiner, joined: map[string]topicHandle{"ABC": want}} |
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joiner.EXPECT().JoinTopic("ABC").Times(0) |
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got, err := host.getTopic("ABC") |
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if err != nil { |
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t.Errorf("want nil error; got %v", err) |
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} |
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if got != want { |
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t.Errorf("want topic handle %v; got %v", want, got) |
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} |
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}) |
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} |
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Ganesha Upadhyaya
5 years ago