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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| package vm | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "testing" | ||
|
|
||
| "github.com/ava-labs/avalanchego/database/memdb" | ||
| "github.com/ava-labs/avalanchego/snow/engine/common" | ||
| "github.com/ava-labs/avalanchego/snow/snowtest" | ||
| "github.com/ava-labs/avalanchego/snow/validators" | ||
| "github.com/ava-labs/avalanchego/utils/logging" | ||
| "github.com/berachain/beacon-kit/mod/async/pkg/types" | ||
| "github.com/berachain/beacon-kit/mod/consensus/pkg/miniavalanche/middleware" | ||
| "github.com/berachain/beacon-kit/mod/log/pkg/noop" | ||
| "github.com/berachain/beacon-kit/mod/primitives/pkg/async" | ||
| "github.com/berachain/beacon-kit/mod/primitives/pkg/transition" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| var _ types.EventDispatcher = (*genesisDispatcherStub)(nil) | ||
|
|
||
| // genesisDispatcherStub allows loading expections around VM-middleware interactions | ||
| // upon VM.Initialize | ||
| type genesisDispatcherStub struct { | ||
| brokers map[async.EventID]any | ||
| } | ||
|
|
||
| func (d *genesisDispatcherStub) Publish(event async.BaseEvent) error { | ||
| _, found := d.brokers[event.ID()] | ||
| if !found { | ||
| return fmt.Errorf("can't publish event %v", event.ID()) | ||
| } | ||
|
|
||
| if event.ID() == async.GenesisDataReceived { | ||
| // as soon as VM published the genesis, send back | ||
| // the async.GenesisDataProcessed event | ||
| ch, found := d.brokers[async.GenesisDataProcessed] | ||
| if !found { | ||
| return fmt.Errorf("VM has not subscribed for async.GenesisDataProcessed event") | ||
| } | ||
| genCh, ok := ch.(chan async.Event[transition.ValidatorUpdates]) | ||
| if !ok { | ||
| return fmt.Errorf("unexpected channel type %T", ch) | ||
| } | ||
|
|
||
| go func() { | ||
| noUpdatesEvt := async.NewEvent[transition.ValidatorUpdates]( | ||
| context.TODO(), | ||
| async.GenesisDataProcessed, | ||
| transition.ValidatorUpdates{}, | ||
| ) | ||
| genCh <- noUpdatesEvt | ||
| }() | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (d *genesisDispatcherStub) Subscribe(eventID async.EventID, ch any) error { | ||
| d.brokers[eventID] = ch | ||
| return nil | ||
| } | ||
| func (d *genesisDispatcherStub) Unsubscribe(eventID async.EventID, ch any) error { return nil } | ||
|
|
||
| func TestVMInitialization(t *testing.T) { | ||
| r := require.New(t) | ||
|
|
||
| // setup VM | ||
| var ( | ||
| beaconLogger = noop.NewLogger[any]() | ||
| avaLogger = logging.NoLog{} // TODO: consolidate logs | ||
| dp = &genesisDispatcherStub{ | ||
| brokers: make(map[async.EventID]any), | ||
| } | ||
| mdw = middleware.NewABCIMiddleware(dp, beaconLogger) | ||
| f = Factory{ | ||
| Config: Config{ | ||
| Validators: validators.NewManager(), | ||
| }, | ||
| Middleware: mdw, | ||
| } | ||
|
|
||
| ctx = context.TODO() | ||
| msgChan = make(chan common.Message, 1) | ||
| chainCtx = snowtest.Context(t, snowtest.PChainID) | ||
| db = memdb.New() | ||
| ) | ||
|
|
||
| vmIntf, err := f.New(avaLogger) | ||
| r.NoError(err) | ||
| r.IsType(vmIntf, &VM{}) | ||
| vm := vmIntf.(*VM) | ||
|
|
||
| genesisBytes, err := setupTestGenesis() | ||
| r.NoError(err) | ||
|
|
||
| // Start middleware before initializing VM | ||
| dp.Subscribe(async.GenesisDataReceived, nil) // allows VM to publish genesis data | ||
| r.NoError(mdw.Start(ctx)) | ||
|
|
||
| // test initialization | ||
| err = vm.Initialize(ctx, chainCtx, db, genesisBytes, nil, nil, msgChan, nil, nil) | ||
| r.NoError(err) | ||
| } | ||
|
|
||
| func setupTestGenesis() ([]byte, error) { | ||
| genesisData := &Base64Genesis{ | ||
| Validators: []Base64GenesisValidator{ | ||
| { | ||
| NodeID: testGenesisValidators[0].NodeID.String(), | ||
| Weight: testGenesisValidators[0].Weight, | ||
| }, | ||
| { | ||
| NodeID: testGenesisValidators[1].NodeID.String(), | ||
| Weight: testGenesisValidators[1].Weight, | ||
| }, | ||
| }, | ||
| EthGenesis: string(testEthGenesisBytes), | ||
| } | ||
|
|
||
| // marshal genesis | ||
| genContent, err := BuildBase64GenesisString(genesisData) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| // unmarshal genesis | ||
| return ParseBase64StringToBytes(genContent) | ||
| } |