prysm-pulse/beacon-chain/forkchoice/protoarray/no_vote_test.go
Potuz e439f4aff6
Forkchoice duplicate store (#10840)
* forkchoice tests

* blockchain tests

* no fatal errors

* use ZeroHash for genesis

* deal with zerohashes at genesis

* avoid nil best justified checkpoint on new store

* unit tests

* Debug log

Co-authored-by: terencechain <terence@prysmaticlabs.com>

* Terence's review

* update capitalization

Co-authored-by: terencechain <terence@prysmaticlabs.com>

* update capitalization

Co-authored-by: terencechain <terence@prysmaticlabs.com>

* update capitalization

Co-authored-by: terencechain <terence@prysmaticlabs.com>

* update capitalization

Co-authored-by: terencechain <terence@prysmaticlabs.com>

Co-authored-by: terencechain <terence@prysmaticlabs.com>
2022-06-16 18:21:40 +00:00

104 lines
3.7 KiB
Go

package protoarray
import (
"context"
"testing"
"github.com/prysmaticlabs/prysm/config/params"
"github.com/prysmaticlabs/prysm/testing/assert"
"github.com/prysmaticlabs/prysm/testing/require"
)
func TestNoVote_CanFindHead(t *testing.T) {
balances := make([]uint64, 16)
f := setup(1, 1)
ctx := context.Background()
// The head should always start at the finalized block.
r, err := f.Head(context.Background(), balances)
require.NoError(t, err)
if r != params.BeaconConfig().ZeroHash {
t.Errorf("Incorrect head with genesis")
}
// Insert block 2 into the tree and verify head is at 2:
// 0
// /
// 2 <- head
state, blkRoot, err := prepareForkchoiceState(context.Background(), 0, indexToHash(2), params.BeaconConfig().ZeroHash, params.BeaconConfig().ZeroHash, 1, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(2), r, "Incorrect head for with justified epoch at 1")
// Insert block 1 into the tree and verify head is still at 2:
// 0
// / \
// head -> 2 1
state, blkRoot, err = prepareForkchoiceState(context.Background(), 0, indexToHash(1), params.BeaconConfig().ZeroHash, params.BeaconConfig().ZeroHash, 1, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(2), r, "Incorrect head for with justified epoch at 1")
// Insert block 3 into the tree and verify head is still at 2:
// 0
// / \
// head -> 2 1
// |
// 3
state, blkRoot, err = prepareForkchoiceState(context.Background(), 0, indexToHash(3), indexToHash(1), params.BeaconConfig().ZeroHash, 1, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(2), r, "Incorrect head for with justified epoch at 1")
// Insert block 4 into the tree and verify head is at 4:
// 0
// / \
// 2 1
// | |
// head -> 4 3
state, blkRoot, err = prepareForkchoiceState(context.Background(), 0, indexToHash(4), indexToHash(2), params.BeaconConfig().ZeroHash, 1, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(4), r, "Incorrect head for with justified epoch at 1")
// Insert block 5 with justified epoch of 2, verify head is 5
// 0
// / \
// 2 1
// | |
// head -> 4 3
// |
// 5 <- justified epoch = 2
state, blkRoot, err = prepareForkchoiceState(context.Background(), 0, indexToHash(5), indexToHash(4), params.BeaconConfig().ZeroHash, 2, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(5), r, "Incorrect head for with justified epoch at 2")
// Insert block 6 with justified epoch of 2, verify head is at 6.
// 0
// / \
// 2 1
// | |
// 4 3
// |
// 5
// |
// 6 <- head
state, blkRoot, err = prepareForkchoiceState(context.Background(), 0, indexToHash(6), indexToHash(5), params.BeaconConfig().ZeroHash, 2, 1)
require.NoError(t, err)
require.NoError(t, f.InsertNode(ctx, state, blkRoot))
r, err = f.Head(context.Background(), balances)
require.NoError(t, err)
assert.Equal(t, indexToHash(6), r, "Incorrect head for with justified epoch at 2")
}