package types
|
|
|
|
import (
|
|
"io/ioutil"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"github.com/tendermint/tendermint/crypto/merkle"
|
|
tmrand "github.com/tendermint/tendermint/libs/rand"
|
|
)
|
|
|
|
const (
|
|
testPartSize = 65536 // 64KB ... 4096 // 4KB
|
|
)
|
|
|
|
func TestBasicPartSet(t *testing.T) {
|
|
// Construct random data of size partSize * 100
|
|
data := tmrand.Bytes(testPartSize * 100)
|
|
partSet := NewPartSetFromData(data, testPartSize)
|
|
|
|
assert.NotEmpty(t, partSet.Hash())
|
|
assert.EqualValues(t, 100, partSet.Total())
|
|
assert.Equal(t, 100, partSet.BitArray().Size())
|
|
assert.True(t, partSet.HashesTo(partSet.Hash()))
|
|
assert.True(t, partSet.IsComplete())
|
|
assert.EqualValues(t, 100, partSet.Count())
|
|
|
|
// Test adding parts to a new partSet.
|
|
partSet2 := NewPartSetFromHeader(partSet.Header())
|
|
|
|
assert.True(t, partSet2.HasHeader(partSet.Header()))
|
|
for i := 0; i < int(partSet.Total()); i++ {
|
|
part := partSet.GetPart(i)
|
|
//t.Logf("\n%v", part)
|
|
added, err := partSet2.AddPart(part)
|
|
if !added || err != nil {
|
|
t.Errorf("failed to add part %v, error: %v", i, err)
|
|
}
|
|
}
|
|
// adding part with invalid index
|
|
added, err := partSet2.AddPart(&Part{Index: 10000})
|
|
assert.False(t, added)
|
|
assert.Error(t, err)
|
|
// adding existing part
|
|
added, err = partSet2.AddPart(partSet2.GetPart(0))
|
|
assert.False(t, added)
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, partSet.Hash(), partSet2.Hash())
|
|
assert.EqualValues(t, 100, partSet2.Total())
|
|
assert.True(t, partSet2.IsComplete())
|
|
|
|
// Reconstruct data, assert that they are equal.
|
|
data2Reader := partSet2.GetReader()
|
|
data2, err := ioutil.ReadAll(data2Reader)
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, data, data2)
|
|
}
|
|
|
|
func TestWrongProof(t *testing.T) {
|
|
// Construct random data of size partSize * 100
|
|
data := tmrand.Bytes(testPartSize * 100)
|
|
partSet := NewPartSetFromData(data, testPartSize)
|
|
|
|
// Test adding a part with wrong data.
|
|
partSet2 := NewPartSetFromHeader(partSet.Header())
|
|
|
|
// Test adding a part with wrong trail.
|
|
part := partSet.GetPart(0)
|
|
part.Proof.Aunts[0][0] += byte(0x01)
|
|
added, err := partSet2.AddPart(part)
|
|
if added || err == nil {
|
|
t.Errorf("expected to fail adding a part with bad trail.")
|
|
}
|
|
|
|
// Test adding a part with wrong bytes.
|
|
part = partSet.GetPart(1)
|
|
part.Bytes[0] += byte(0x01)
|
|
added, err = partSet2.AddPart(part)
|
|
if added || err == nil {
|
|
t.Errorf("expected to fail adding a part with bad bytes.")
|
|
}
|
|
}
|
|
|
|
func TestPartSetHeaderValidateBasic(t *testing.T) {
|
|
testCases := []struct {
|
|
testName string
|
|
malleatePartSetHeader func(*PartSetHeader)
|
|
expectErr bool
|
|
}{
|
|
{"Good PartSet", func(psHeader *PartSetHeader) {}, false},
|
|
{"Invalid Hash", func(psHeader *PartSetHeader) { psHeader.Hash = make([]byte, 1) }, true},
|
|
}
|
|
for _, tc := range testCases {
|
|
tc := tc
|
|
t.Run(tc.testName, func(t *testing.T) {
|
|
data := tmrand.Bytes(testPartSize * 100)
|
|
ps := NewPartSetFromData(data, testPartSize)
|
|
psHeader := ps.Header()
|
|
tc.malleatePartSetHeader(&psHeader)
|
|
assert.Equal(t, tc.expectErr, psHeader.ValidateBasic() != nil, "Validate Basic had an unexpected result")
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPartValidateBasic(t *testing.T) {
|
|
testCases := []struct {
|
|
testName string
|
|
malleatePart func(*Part)
|
|
expectErr bool
|
|
}{
|
|
{"Good Part", func(pt *Part) {}, false},
|
|
{"Too big part", func(pt *Part) { pt.Bytes = make([]byte, BlockPartSizeBytes+1) }, true},
|
|
{"Too big proof", func(pt *Part) {
|
|
pt.Proof = merkle.Proof{
|
|
Total: 1,
|
|
Index: 1,
|
|
LeafHash: make([]byte, 1024*1024),
|
|
}
|
|
}, true},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
tc := tc
|
|
t.Run(tc.testName, func(t *testing.T) {
|
|
data := tmrand.Bytes(testPartSize * 100)
|
|
ps := NewPartSetFromData(data, testPartSize)
|
|
part := ps.GetPart(0)
|
|
tc.malleatePart(part)
|
|
assert.Equal(t, tc.expectErr, part.ValidateBasic() != nil, "Validate Basic had an unexpected result")
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestParSetHeaderProtoBuf(t *testing.T) {
|
|
testCases := []struct {
|
|
msg string
|
|
ps1 *PartSetHeader
|
|
expPass bool
|
|
}{
|
|
{"success empty", &PartSetHeader{}, true},
|
|
{"success",
|
|
&PartSetHeader{Total: 1, Hash: []byte("hash")}, true},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
protoBlockID := tc.ps1.ToProto()
|
|
|
|
psh, err := PartSetHeaderFromProto(&protoBlockID)
|
|
if tc.expPass {
|
|
require.Equal(t, tc.ps1, psh, tc.msg)
|
|
} else {
|
|
require.Error(t, err, tc.msg)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestPartProtoBuf(t *testing.T) {
|
|
|
|
proof := merkle.Proof{
|
|
Total: 1,
|
|
Index: 1,
|
|
LeafHash: tmrand.Bytes(32),
|
|
}
|
|
testCases := []struct {
|
|
msg string
|
|
ps1 *Part
|
|
expPass bool
|
|
}{
|
|
{"failure empty", &Part{}, false},
|
|
{"failure nil", nil, false},
|
|
{"success",
|
|
&Part{Index: 1, Bytes: tmrand.Bytes(32), Proof: proof}, true},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
proto, err := tc.ps1.ToProto()
|
|
if tc.expPass {
|
|
require.NoError(t, err, tc.msg)
|
|
}
|
|
|
|
p, err := PartFromProto(proto)
|
|
if tc.expPass {
|
|
require.NoError(t, err)
|
|
require.Equal(t, tc.ps1, p, tc.msg)
|
|
}
|
|
}
|
|
}
|