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core: simplify newInteropContext

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This commit is contained in:
Evgenii Stratonikov 2019-12-30 14:01:49 +03:00
parent 45a4524054
commit 637c99eda7
3 changed files with 16 additions and 14 deletions
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12
pkg/core/blockchain.go
View file

@ -508,7 +508,7 @@ func (bc *Blockchain) storeBlock(block *Block) error {
return err
}
case *transaction.InvocationTX:
systemInterop := newInteropContext(trigger.Application, bc, cache.store, block, tx, bc.log)
systemInterop := bc.newInteropContext(trigger.Application, cache.store, block, tx)
v := bc.spawnVMWithInterops(systemInterop)
v.SetCheckedHash(tx.VerificationHash().BytesBE())
v.LoadScript(t.Script)
@ -1373,7 +1373,7 @@ func (bc *Blockchain) spawnVMWithInterops(interopCtx *interopContext) *vm.VM {
// GetTestVM returns a VM and a Store setup for a test run of some sort of code.
func (bc *Blockchain) GetTestVM() (*vm.VM, storage.Store) {
tmpStore := storage.NewMemCachedStore(bc.dao.store)
systemInterop := newInteropContext(trigger.Application, bc, tmpStore, nil, nil, bc.log)
systemInterop := bc.newInteropContext(trigger.Application, tmpStore, nil, nil)
vm := bc.spawnVMWithInterops(systemInterop)
return vm, tmpStore
}
@ -1452,7 +1452,7 @@ func (bc *Blockchain) verifyTxWitnesses(t *transaction.Transaction, block *Block
}
sort.Slice(hashes, func(i, j int) bool { return hashes[i].Less(hashes[j]) })
sort.Slice(witnesses, func(i, j int) bool { return witnesses[i].ScriptHash().Less(witnesses[j].ScriptHash()) })
interopCtx := newInteropContext(trigger.Verification, bc, bc.dao.store, block, t, bc.log)
interopCtx := bc.newInteropContext(trigger.Verification, bc.dao.store, block, t)
for i := 0; i < len(hashes); i++ {
err := bc.verifyHashAgainstScript(hashes[i], &witnesses[i], t.VerificationHash(), interopCtx, false)
if err != nil {
@ -1472,7 +1472,7 @@ func (bc *Blockchain) verifyBlockWitnesses(block *Block, prevHeader *Header) err
} else {
hash = prevHeader.NextConsensus
}
interopCtx := newInteropContext(trigger.Verification, bc, bc.dao.store, nil, nil, bc.log)
interopCtx := bc.newInteropContext(trigger.Verification, bc.dao.store, nil, nil)
return bc.verifyHashAgainstScript(hash, &block.Script, block.VerificationHash(), interopCtx, true)
}
@ -1486,3 +1486,7 @@ func hashAndIndexToBytes(h util.Uint256, index uint32) []byte {
func (bc *Blockchain) secondsPerBlock() int {
return bc.config.SecondsPerBlock
}
func (bc *Blockchain) newInteropContext(trigger byte, s storage.Store, block *Block, tx *transaction.Transaction) *interopContext {
return newInteropContext(trigger, bc, s, block, tx, bc.log)
}

15
pkg/core/interop_neo_test.go
View file

@ -15,7 +15,6 @@ import (
"github.com/CityOfZion/neo-go/pkg/vm"
"github.com/CityOfZion/neo-go/pkg/vm/opcode"
"github.com/stretchr/testify/require"
"go.uber.org/zap/zaptest"
)
/* Missing tests:
@ -113,7 +112,7 @@ func TestHeaderGetVersion(t *testing.T) {
func TestHeaderGetVersion_Negative(t *testing.T) {
v := vm.New()
block := newDumbBlock()
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), block, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), block, nil)
v.Estack().PushVal(vm.NewBoolItem(false))
err := context.headerGetVersion(v)
@ -198,7 +197,7 @@ func TestWitnessGetVerificationScript(t *testing.T) {
script := []byte{byte(opcode.PUSHM1), byte(opcode.RET)}
witness := transaction.Witness{InvocationScript: nil, VerificationScript: script}
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, nil)
v.Estack().PushVal(vm.NewInteropItem(&witness))
err := context.witnessGetVerificationScript(v)
require.NoError(t, err)
@ -419,7 +418,7 @@ func TestAssetGetPrecision(t *testing.T) {
func createVMAndPushBlock(t *testing.T) (*vm.VM, *Block, *interopContext) {
v := vm.New()
block := newDumbBlock()
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), block, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), block, nil)
v.Estack().PushVal(vm.NewInteropItem(block))
return v, block, context
}
@ -448,7 +447,7 @@ func createVMAndAssetState(t *testing.T) (*vm.VM, *state.Asset, *interopContext)
IsFrozen: false,
}
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, nil)
return v, assetState, context
}
@ -466,7 +465,7 @@ func createVMAndContractState(t *testing.T) (*vm.VM, *state.Contract, *interopCo
Description: random.String(10),
}
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, nil)
return v, contractState, context
}
@ -480,7 +479,7 @@ func createVMAndAccState(t *testing.T) (*vm.VM, *state.Account, *interopContext)
accountState.Votes = []*keys.PublicKey{key}
require.NoError(t, err)
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, nil)
return v, accountState, context
}
@ -510,6 +509,6 @@ func createVMAndTX(t *testing.T) (*vm.VM, *transaction.Transaction, *interopCont
tx.Attributes = attributes
tx.Inputs = inputs
tx.Outputs = outputs
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, tx, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, tx)
return v, tx, context
}

3
pkg/core/interops_test.go
View file

@ -9,13 +9,12 @@ import (
"github.com/CityOfZion/neo-go/pkg/smartcontract/trigger"
"github.com/CityOfZion/neo-go/pkg/vm"
"github.com/stretchr/testify/require"
"go.uber.org/zap/zaptest"
)
func testNonInterop(t *testing.T, value interface{}, f func(*interopContext, *vm.VM) error) {
v := vm.New()
v.Estack().PushVal(value)
context := newInteropContext(trigger.Application, newTestChain(t), storage.NewMemoryStore(), nil, nil, zaptest.NewLogger(t))
context := newTestChain(t).newInteropContext(trigger.Application, storage.NewMemoryStore(), nil, nil)
require.Error(t, f(context, v))
}