test: add integration test (#315)

* Rename NonByzantineTestSuite to WithSchedulerTestsuite
* Add a method to query the latest position delivered
* Add integration test for core.Consensus
* Show detailed list for test cases in CI

3 files changed, 51 insertions, 9 deletions

diff --git a/core/test/app.go b/core/test/app.go
index 7477329..a5d0270 100644
--- a/core/test/app.go
+++ b/core/test/app.go
@@ -76,6 +76,7 @@ type AppDeliveredRecord struct {
 	ConsensusTime   time.Time
 	ConsensusHeight uint64
 	When            time.Time
+	Pos             types.Position
 }
 
 // App implements Application interface for testing purpose.
@@ -89,7 +90,7 @@ type App struct {
 	DeliverSequence    common.Hashes
 	deliveredLock      sync.RWMutex
 	blocks             map[common.Hash]*types.Block
-	blocksLock         sync.Mutex
+	blocksLock         sync.RWMutex
 	state              *State
 }
 
@@ -162,7 +163,7 @@ func (app *App) TotalOrderingDelivered(blockHashes common.Hashes, mode uint32) {
 
 // BlockDelivered implements Application interface.
 func (app *App) BlockDelivered(
-	blockHash common.Hash, _ types.Position, result types.FinalizationResult) {
+	blockHash common.Hash, pos types.Position, result types.FinalizationResult) {
 	func() {
 		app.deliveredLock.Lock()
 		defer app.deliveredLock.Unlock()
@@ -170,6 +171,7 @@ func (app *App) BlockDelivered(
 			ConsensusTime:   result.Timestamp,
 			ConsensusHeight: result.Height,
 			When:            time.Now().UTC(),
+			Pos:             pos,
 		}
 		app.DeliverSequence = append(app.DeliverSequence, blockHash)
 	}()
@@ -178,8 +180,8 @@ func (app *App) BlockDelivered(
 		if app.state == nil {
 			return
 		}
-		app.blocksLock.Lock()
-		defer app.blocksLock.Unlock()
+		app.blocksLock.RLock()
+		defer app.blocksLock.RUnlock()
 		b := app.blocks[blockHash]
 		if err := app.state.Apply(b.Payload); err != nil {
 			if err != ErrDuplicatedChange {
@@ -189,6 +191,16 @@ func (app *App) BlockDelivered(
 	}()
 }
 
+// GetLatestDeliveredPosition would return the latest position of delivered
+// block seen by this application instance.
+func (app *App) GetLatestDeliveredPosition() types.Position {
+	app.deliveredLock.RLock()
+	defer app.deliveredLock.RUnlock()
+	app.blocksLock.RLock()
+	defer app.blocksLock.RUnlock()
+	return app.blocks[app.DeliverSequence[len(app.DeliverSequence)-1]].Position
+}
+
 // Compare performs these checks against another App instance
 // and return erros if not passed:
 // - deliver sequence by comparing block hashes.
diff --git a/core/test/network.go b/core/test/network.go
index 949b158..6aff3d6 100644
--- a/core/test/network.go
+++ b/core/test/network.go
@@ -207,6 +207,8 @@ func (n *Network) BroadcastVote(vote *types.Vote) {
 
 // BroadcastBlock implements core.Network interface.
 func (n *Network) BroadcastBlock(block *types.Block) {
+	// Avoid data race in fake transport.
+	block = n.cloneForFake(block).(*types.Block)
 	if err := n.trans.Broadcast(block); err != nil {
 		panic(err)
 	}
@@ -316,7 +318,8 @@ func (n *Network) Setup(serverEndpoint interface{}) (err error) {
 }
 
 func (n *Network) dispatchMsg(e *TransportEnvelope) {
-	switch v := e.Msg.(type) {
+	msg := n.cloneForFake(e.Msg)
+	switch v := msg.(type) {
 	case *types.Block:
 		n.addBlockToCache(v)
 		// Notify pulling routine about the newly arrived block.
@@ -327,14 +330,14 @@ func (n *Network) dispatchMsg(e *TransportEnvelope) {
 				ch <- v.Hash
 			}
 		}()
-		n.toConsensus <- e.Msg
+		n.toConsensus <- v
 	case *types.Vote:
 		// Add this vote to cache.
 		n.addVoteToCache(v)
-		n.toConsensus <- e.Msg
+		n.toConsensus <- v
 	case *types.AgreementResult, *types.BlockRandomnessResult,
 		*typesDKG.PrivateShare, *typesDKG.PartialSignature:
-		n.toConsensus <- e.Msg
+		n.toConsensus <- v
 	case packedStateChanges:
 		if n.stateModule == nil {
 			panic(errors.New(
@@ -346,7 +349,7 @@ func (n *Network) dispatchMsg(e *TransportEnvelope) {
 	case *PullRequest:
 		go n.handlePullRequest(v)
 	default:
-		n.toNode <- e.Msg
+		n.toNode <- v
 	}
 }
 
@@ -596,3 +599,17 @@ func (n *Network) addVoteToCache(v *types.Vote) {
 	n.voteCache[v.Position][v.VoteHeader] = v
 	n.voteCacheSize++
 }
+
+func (n *Network) cloneForFake(v interface{}) interface{} {
+	if n.config.Type != NetworkTypeFake {
+		return v
+	}
+	switch val := v.(type) {
+	case *types.Block:
+		return val.Clone()
+	case *types.BlockRandomnessResult:
+		// Perform deep copy for randomness result.
+		return cloneBlockRandomnessResult(val)
+	}
+	return v
+}
diff --git a/core/test/utils.go b/core/test/utils.go
index f5f4c36..56c5eac 100644
--- a/core/test/utils.go
+++ b/core/test/utils.go
@@ -157,3 +157,16 @@ func cloneDKGFinalize(final *typesDKG.Finalize) (
 	}
 	return
 }
+
+func cloneBlockRandomnessResult(rand *types.BlockRandomnessResult) (
+	copied *types.BlockRandomnessResult) {
+	b, err := rlp.EncodeToBytes(rand)
+	if err != nil {
+		panic(err)
+	}
+	copied = &types.BlockRandomnessResult{}
+	if err = rlp.DecodeBytes(b, copied); err != nil {
+		panic(err)
+	}
+	return
+}