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add a few fuzz tests (#4291)

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This commit is contained in:
Preston Van Loon 2019-12-16 00:52:20 -06:00 committed by GitHub
parent fd93751bf7
commit 3f344aee55
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4 changed files with 43 additions and 6 deletions
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2
beacon-chain/core/blocks/BUILD.bazel
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@ -37,6 +37,7 @@ go_test(
name = "go_default_test",
size = "medium",
srcs = [
"block_operations_fuzz_test.go",
"block_operations_test.go",
"block_test.go",
"eth1_data_test.go",
@ -51,6 +52,7 @@ go_test(
"//shared/testutil:go_default_library",
"//shared/trieutil:go_default_library",
"@com_github_gogo_protobuf//proto:go_default_library",
"@com_github_google_gofuzz//:go_default_library",
"@com_github_prysmaticlabs_ethereumapis//eth/v1alpha1:go_default_library",
"@com_github_prysmaticlabs_go_bitfield//:go_default_library",
"@com_github_prysmaticlabs_go_ssz//:go_default_library",

4
beacon-chain/core/blocks/block_operations.go
View File

@ -548,6 +548,10 @@ func ProcessAttestationNoVerify(ctx context.Context, beaconState *pb.BeaconState
ctx, span := trace.StartSpan(ctx, "core.ProcessAttestationNoVerify")
defer span.End()
if att == nil || att.Data == nil || att.Data.Target == nil {
return nil, errors.New("nil attestation data target")
}
data := att.Data
if data.Target.Epoch != helpers.PrevEpoch(beaconState) && data.Target.Epoch != helpers.CurrentEpoch(beaconState) {
return nil, fmt.Errorf(

37
beacon-chain/core/blocks/block_operations_fuzz_test.go Normal file
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@ -0,0 +1,37 @@
package blocks_test
import (
"context"
"testing"
fuzz "github.com/google/gofuzz"
eth "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
"github.com/prysmaticlabs/prysm/beacon-chain/core/blocks"
ethereum_beacon_p2p_v1 "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
)
func TestFuzzProcessAttestation_10000(t *testing.T) {
fuzzer := fuzz.NewWithSeed(0)
ctx := context.Background()
state := &ethereum_beacon_p2p_v1.BeaconState{}
att := &eth.Attestation{}
for i := 0; i < 10000; i++ {
fuzzer.Fuzz(state)
fuzzer.Fuzz(att)
_, _ = blocks.ProcessAttestationNoVerify(ctx, state, att)
}
}
func TestFuzzProcessBlockHeader_10000(t *testing.T) {
fuzzer := fuzz.NewWithSeed(0)
state := &ethereum_beacon_p2p_v1.BeaconState{}
block := &eth.BeaconBlock{}
for i := 0; i < 10000; i++ {
fuzzer.Fuzz(state)
fuzzer.Fuzz(block)
_, _ = blocks.ProcessBlockHeader(state, block)
}
}

6
beacon-chain/core/helpers/attestation.go
View File

@ -14,12 +14,6 @@ import (
)
var (
// ErrAttestationDataSlotNilState is returned when a nil state argument
// is provided to AttestationDataSlot.
ErrAttestationDataSlotNilState = errors.New("nil state provided for AttestationDataSlot")
// ErrAttestationDataSlotNilData is returned when a nil attestation data
// argument is provided to AttestationDataSlot.
ErrAttestationDataSlotNilData = errors.New("nil data provided for AttestationDataSlot")
// ErrAttestationAggregationBitsOverlap is returned when two attestations aggregation
// bits overlap with each other.
ErrAttestationAggregationBitsOverlap = errors.New("overlapping aggregation bits")