[Chore] Submodule pattern updates to TreeStore

ibc/store/provable_store_test.go

@@ -465,7 +465,7 @@ func newTreeStoreMock(t *testing.T,
 
 	ctrl := gomock.NewController(t)
 	treeStoreMock := mockModules.NewMockTreeStoreModule(ctrl)
-	treeStoreMock.EXPECT().GetModuleName().Return(modules.TreeStoreModuleName).AnyTimes()
+	treeStoreMock.EXPECT().GetModuleName().Return(modules.TreeStoreSubmoduleName).AnyTimes()
 	treeStoreMock.EXPECT().SetBus(gomock.Any()).Return().AnyTimes()
 	treeStoreMock.EXPECT().GetBus().Return(bus).AnyTimes()
 

persistence/module.go

@@ -41,10 +41,6 @@ type persistenceModule struct {
 	// IMPORTANT: It doubles as the data store for the transaction tree in state tree set.
 	txIndexer indexer.TxIndexer
 
-	// stateTrees manages all of the merkle trees maintained by the
-	// persistence module that roll up into the state commitment.
-	stateTrees modules.TreeStoreModule
-
 	// Only one write context is allowed at a time
 	writeContext *PostgresContext
 
@@ -103,21 +99,22 @@ func (*persistenceModule) Create(bus modules.Bus, options ...modules.ModuleOptio
 		return nil, err
 	}
 
-	treeModule, err := trees.Create(
+	_, err = trees.Create(
 		bus,
 		trees.WithTreeStoreDirectory(persistenceCfg.TreesStoreDir),
 		trees.WithLogger(m.logger))
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("failed to create TreeStoreModule: %w", err)
 	}
 
 	m.config = persistenceCfg
 	m.genesisState = genesisState
 	m.networkId = runtimeMgr.GetConfig().NetworkId
 
+	// TECHDEBT: fetch blockstore from bus once it's a proper submodule
 	m.blockStore = blockStore
+	// TECHDEBT: fetch txIndexer from bus
 	m.txIndexer = txIndexer
-	m.stateTrees = treeModule
 
 	// TECHDEBT: reconsider if this is the best place to call `populateGenesisState`. Note that
 	// 		     this forces the genesis state to be reloaded on every node startup until state
@@ -180,7 +177,7 @@ func (m *persistenceModule) NewRWContext(height int64) (modules.PersistenceRWCon
 		stateHash:  "",
 		blockStore: m.blockStore,
 		txIndexer:  m.txIndexer,
-		stateTrees: m.stateTrees,
+		stateTrees: m.GetBus().GetTreeStore(),
 		networkId:  m.networkId,
 	}
 
@@ -212,7 +209,7 @@ func (m *persistenceModule) NewReadContext(height int64) (modules.PersistenceRea
 		stateHash:  "",
 		blockStore: m.blockStore,
 		txIndexer:  m.txIndexer,
-		stateTrees: m.stateTrees,
+		stateTrees: m.GetBus().GetTreeStore(),
 		networkId:  m.networkId,
 	}, nil
 }
@@ -238,10 +235,6 @@ func (m *persistenceModule) GetTxIndexer() indexer.TxIndexer {
 	return m.txIndexer
 }
 
-func (m *persistenceModule) GetTreeStore() modules.TreeStoreModule {
-	return m.stateTrees
-}
-
 func (m *persistenceModule) GetNetworkID() string {
 	return m.networkId
 }

persistence/sql/sql.go

@@ -6,7 +6,6 @@ import (
 	"fmt"
 
 	"github.com/jackc/pgx/v5"
-	"github.com/pokt-network/pocket/persistence/indexer"
 	ptypes "github.com/pokt-network/pocket/persistence/types"
 	coreTypes "github.com/pokt-network/pocket/shared/core/types"
 )
@@ -91,16 +90,6 @@ func GetAccountsUpdated(
 	return accounts, nil
 }
 
-// GetTransactions takes a transaction indexer and returns the transactions for the current height
-func GetTransactions(txi indexer.TxIndexer, height uint64) ([]*coreTypes.IndexedTransaction, error) {
-	// TECHDEBT(#813): Avoid this cast to int64
-	indexedTxs, err := txi.GetByHeight(int64(height), false)
-	if err != nil {
-		return nil, fmt.Errorf("failed to get transactions by height: %w", err)
-	}
-	return indexedTxs, nil
-}
-
 // GetPools returns the pools updated at the given height
 func GetPools(pgtx pgx.Tx, height uint64) ([]*coreTypes.Account, error) {
 	pools, err := GetAccountsUpdated(pgtx, ptypes.Pool, height)

persistence/trees/module.go

@@ -8,6 +8,8 @@ import (
 	"github.com/pokt-network/smt"
 )
 
+var _ modules.TreeStoreModule = &treeStore{}
+
 func (*treeStore) Create(bus modules.Bus, options ...modules.TreeStoreOption) (modules.TreeStoreModule, error) {
 	m := &treeStore{}
 
@@ -41,12 +43,15 @@ func WithLogger(logger *modules.Logger) modules.TreeStoreOption {
 // saves its data.
 func WithTreeStoreDirectory(path string) modules.TreeStoreOption {
 	return func(m modules.TreeStoreModule) {
-		if mod, ok := m.(*treeStore); ok {
+		mod, ok := m.(*treeStore)
+		if ok {
 			mod.treeStoreDir = path
 		}
 	}
 }
 
+func (t *treeStore) GetModuleName() string { return modules.TreeStoreSubmoduleName }
+
 func (t *treeStore) setupTrees() error {
 	if t.treeStoreDir == ":memory:" {
 		return t.setupInMemory()

persistence/trees/module_test.go

@@ -0,0 +1,176 @@
+package trees_test
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/golang/mock/gomock"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	"github.com/pokt-network/pocket/internal/testutil"
+	"github.com/pokt-network/pocket/p2p/providers/peerstore_provider"
+	"github.com/pokt-network/pocket/persistence/trees"
+	"github.com/pokt-network/pocket/runtime"
+	"github.com/pokt-network/pocket/runtime/genesis"
+	"github.com/pokt-network/pocket/runtime/test_artifacts"
+	coreTypes "github.com/pokt-network/pocket/shared/core/types"
+	cryptoPocket "github.com/pokt-network/pocket/shared/crypto"
+	"github.com/pokt-network/pocket/shared/modules"
+	mockModules "github.com/pokt-network/pocket/shared/modules/mocks"
+)
+
+const (
+	serviceURLFormat = "node%d.consensus:42069"
+)
+
+func TestTreeStore_Create(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	mockRuntimeMgr := mockModules.NewMockRuntimeMgr(ctrl)
+	mockBus := createMockBus(t, mockRuntimeMgr)
+	genesisStateMock := createMockGenesisState(nil)
+	persistenceMock := preparePersistenceMock(t, mockBus, genesisStateMock)
+
+	mockBus.EXPECT().
+		GetPersistenceModule().
+		Return(persistenceMock).
+		AnyTimes()
+	persistenceMock.EXPECT().
+		GetBus().
+		AnyTimes().
+		Return(mockBus)
+	persistenceMock.EXPECT().
+		NewRWContext(int64(0)).
+		AnyTimes()
+	persistenceMock.EXPECT().
+		GetTxIndexer().
+		AnyTimes()
+
+	treemod, err := trees.Create(mockBus, trees.WithTreeStoreDirectory(":memory:"))
+	assert.NoError(t, err)
+
+	got := treemod.GetBus()
+	assert.Equal(t, got, mockBus)
+
+	// root hash should be empty for empty tree
+	root, ns := treemod.GetTree(trees.TransactionsTreeName)
+	require.Equal(t, root, make([]byte, 32))
+
+	// nodestore should have no values in it
+	keys, vals, err := ns.GetAll(nil, false)
+	require.NoError(t, err)
+	require.Empty(t, keys, vals)
+}
+
+func TestTreeStore_DebugClearAll(t *testing.T) {
+	// TODO: Write test case for the DebugClearAll method
+	t.Skip("TODO: Write test case for DebugClearAll method")
+}
+
+// createMockGenesisState configures and returns a mocked GenesisState
+func createMockGenesisState(valKeys []cryptoPocket.PrivateKey) *genesis.GenesisState {
+	genesisState := new(genesis.GenesisState)
+	validators := make([]*coreTypes.Actor, len(valKeys))
+	for i, valKey := range valKeys {
+		addr := valKey.Address().String()
+		mockActor := &coreTypes.Actor{
+			ActorType:       coreTypes.ActorType_ACTOR_TYPE_VAL,
+			Address:         addr,
+			PublicKey:       valKey.PublicKey().String(),
+			ServiceUrl:      validatorId(i + 1),
+			StakedAmount:    test_artifacts.DefaultStakeAmountString,
+			PausedHeight:    int64(0),
+			UnstakingHeight: int64(0),
+			Output:          addr,
+		}
+		validators[i] = mockActor
+	}
+	genesisState.Validators = validators
+
+	return genesisState
+}
+
+// Persistence mock - only needed for validatorMap access
+func preparePersistenceMock(t *testing.T, busMock *mockModules.MockBus, genesisState *genesis.GenesisState) *mockModules.MockPersistenceModule {
+	ctrl := gomock.NewController(t)
+
+	persistenceModuleMock := mockModules.NewMockPersistenceModule(ctrl)
+	readCtxMock := mockModules.NewMockPersistenceReadContext(ctrl)
+
+	readCtxMock.EXPECT().
+		GetAllValidators(gomock.Any()).
+		Return(genesisState.GetValidators(), nil).AnyTimes()
+	readCtxMock.EXPECT().
+		GetAllStakedActors(gomock.Any()).
+		DoAndReturn(func(height int64) ([]*coreTypes.Actor, error) {
+			return testutil.Concatenate[*coreTypes.Actor](
+				genesisState.GetValidators(),
+				genesisState.GetServicers(),
+				genesisState.GetFishermen(),
+				genesisState.GetApplications(),
+			), nil
+		}).
+		AnyTimes()
+	persistenceModuleMock.EXPECT().
+		NewReadContext(gomock.Any()).
+		Return(readCtxMock, nil).
+		AnyTimes()
+	readCtxMock.EXPECT().
+		Release().
+		AnyTimes()
+	persistenceModuleMock.EXPECT().
+		GetBus().
+		Return(busMock).
+		AnyTimes()
+	persistenceModuleMock.EXPECT().
+		SetBus(busMock).
+		AnyTimes()
+	persistenceModuleMock.EXPECT().
+		GetModuleName().
+		Return(modules.PersistenceModuleName).
+		AnyTimes()
+	busMock.
+		RegisterModule(persistenceModuleMock)
+
+	return persistenceModuleMock
+}
+
+func validatorId(i int) string {
+	return fmt.Sprintf(serviceURLFormat, i)
+}
+
+// createMockBus returns a mock bus with stubbed out functions for bus registration
+func createMockBus(t *testing.T, runtimeMgr modules.RuntimeMgr) *mockModules.MockBus {
+	t.Helper()
+	ctrl := gomock.NewController(t)
+	mockBus := mockModules.NewMockBus(ctrl)
+	mockModulesRegistry := mockModules.NewMockModulesRegistry(ctrl)
+
+	mockBus.EXPECT().
+		GetRuntimeMgr().
+		Return(runtimeMgr).
+		AnyTimes()
+	mockBus.EXPECT().
+		RegisterModule(gomock.Any()).
+		DoAndReturn(func(m modules.Submodule) {
+			m.SetBus(mockBus)
+		}).
+		AnyTimes()
+	mockModulesRegistry.EXPECT().
+		GetModule(peerstore_provider.PeerstoreProviderSubmoduleName).
+		Return(nil, runtime.ErrModuleNotRegistered(peerstore_provider.PeerstoreProviderSubmoduleName)).
+		AnyTimes()
+	mockModulesRegistry.EXPECT().
+		GetModule(modules.CurrentHeightProviderSubmoduleName).
+		Return(nil, runtime.ErrModuleNotRegistered(modules.CurrentHeightProviderSubmoduleName)).
+		AnyTimes()
+	mockBus.EXPECT().
+		GetModulesRegistry().
+		Return(mockModulesRegistry).
+		AnyTimes()
+	mockBus.EXPECT().
+		PublishEventToBus(gomock.Any()).
+		AnyTimes()
+
+	return mockBus
+}