mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
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d077483577
* v3 import renamings * tidy * fmt * rev * Update beacon-chain/core/epoch/precompute/reward_penalty_test.go * Update beacon-chain/core/helpers/validators_test.go * Update beacon-chain/db/alias.go * Update beacon-chain/db/alias.go * Update beacon-chain/db/alias.go * Update beacon-chain/db/iface/BUILD.bazel * Update beacon-chain/db/kv/kv.go * Update beacon-chain/db/kv/state.go * Update beacon-chain/rpc/prysm/v1alpha1/validator/attester_test.go * Update beacon-chain/rpc/prysm/v1alpha1/validator/attester_test.go * Update beacon-chain/sync/initial-sync/service.go * fix deps * fix bad replacements * fix bad replacements * change back * gohashtree version * fix deps Co-authored-by: Nishant Das <nishdas93@gmail.com> Co-authored-by: Potuz <potuz@prysmaticlabs.com>
234 lines
9.0 KiB
Go
234 lines
9.0 KiB
Go
package doublylinkedtree
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import (
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"context"
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"testing"
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forkchoicetypes "github.com/prysmaticlabs/prysm/v3/beacon-chain/forkchoice/types"
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"github.com/prysmaticlabs/prysm/v3/config/params"
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types "github.com/prysmaticlabs/prysm/v3/consensus-types/primitives"
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"github.com/prysmaticlabs/prysm/v3/testing/assert"
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"github.com/prysmaticlabs/prysm/v3/testing/require"
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)
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func TestFFGUpdates_OneBranch(t *testing.T) {
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balances := []uint64{1, 1}
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f := setup(0, 0)
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ctx := context.Background()
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// The head should always start at the finalized block.
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r, err := f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, params.BeaconConfig().ZeroHash, r, "Incorrect head with genesis")
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// Define the following tree:
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// 0 <- justified: 0, finalized: 0
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// |
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// 1 <- justified: 0, finalized: 0
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// |
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// 2 <- justified: 1, finalized: 0
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// |
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// 3 <- justified: 2, finalized: 1
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state, blkRoot, err := prepareForkchoiceState(context.Background(), 1, indexToHash(1), params.BeaconConfig().ZeroHash, params.BeaconConfig().ZeroHash, 0, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 2, indexToHash(2), indexToHash(1), params.BeaconConfig().ZeroHash, 1, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 3, indexToHash(3), indexToHash(2), params.BeaconConfig().ZeroHash, 2, 1)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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// With starting justified epoch at 0, the head should be 3:
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// 0 <- start
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// |
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// 1
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// |
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// 2
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// |
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// 3 <- head
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(3), r, "Incorrect head for with justified epoch at 0")
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// With starting justified epoch at 1, the head should be 2:
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// 0
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// |
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// 1 <- start
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// |
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// 2 <- head
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// |
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// 3
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f.store.justifiedCheckpoint = &forkchoicetypes.Checkpoint{Root: indexToHash(1), Epoch: 1}
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f.store.finalizedCheckpoint = &forkchoicetypes.Checkpoint{Root: indexToHash(0), Epoch: 0}
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(2), r, "Incorrect head with justified epoch at 1")
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// With starting justified epoch at 2, the head should be 3:
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// 0
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// |
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// 1
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// |
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// 2 <- start
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// |
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// 3 <- head
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f.store.justifiedCheckpoint = &forkchoicetypes.Checkpoint{Root: indexToHash(3), Epoch: 2}
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(3), r, "Incorrect head with justified epoch at 2")
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}
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func TestFFGUpdates_TwoBranches(t *testing.T) {
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balances := []uint64{1, 1}
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f := setup(0, 0)
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ctx := context.Background()
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r, err := f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, params.BeaconConfig().ZeroHash, r, "Incorrect head with genesis")
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// Define the following tree:
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// 0
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// / \
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// justified: 0, finalized: 0 -> 1 2 <- justified: 0, finalized: 0
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// | |
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// justified: 1, finalized: 0 -> 3 4 <- justified: 0, finalized: 0
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// | |
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// justified: 1, finalized: 0 -> 5 6 <- justified: 0, finalized: 0
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// | |
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// justified: 1, finalized: 0 -> 7 8 <- justified: 1, finalized: 0
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// | |
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// justified: 2, finalized: 0 -> 9 10 <- justified: 2, finalized: 0
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// Left branch.
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state, blkRoot, err := prepareForkchoiceState(context.Background(), 1, indexToHash(1), params.BeaconConfig().ZeroHash, params.BeaconConfig().ZeroHash, 0, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 2, indexToHash(3), indexToHash(1), params.BeaconConfig().ZeroHash, 1, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 3, indexToHash(5), indexToHash(3), params.BeaconConfig().ZeroHash, 1, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 4, indexToHash(7), indexToHash(5), params.BeaconConfig().ZeroHash, 1, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 4, indexToHash(9), indexToHash(7), params.BeaconConfig().ZeroHash, 2, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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// Right branch.
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 1, indexToHash(2), params.BeaconConfig().ZeroHash, params.BeaconConfig().ZeroHash, 0, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 2, indexToHash(4), indexToHash(2), params.BeaconConfig().ZeroHash, 0, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 3, indexToHash(6), indexToHash(4), params.BeaconConfig().ZeroHash, 0, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 4, indexToHash(8), indexToHash(6), params.BeaconConfig().ZeroHash, 1, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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state, blkRoot, err = prepareForkchoiceState(context.Background(), 4, indexToHash(10), indexToHash(8), params.BeaconConfig().ZeroHash, 2, 0)
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require.NoError(t, err)
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require.NoError(t, f.InsertNode(ctx, state, blkRoot))
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// With start at 0, the head should be 10:
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// 0 <-- start
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// / \
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// 1 2
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// | |
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// 3 4
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// | |
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// 5 6
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// | |
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// 7 8
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// | |
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// 9 10 <-- head
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(10), r, "Incorrect head with justified epoch at 0")
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// Add a vote to 1:
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// 0
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// / \
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// +1 vote -> 1 2
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// | |
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// 3 4
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// | |
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// 5 6
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// | |
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// 7 8
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// | |
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// 9 10
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f.ProcessAttestation(context.Background(), []uint64{0}, indexToHash(1), 0)
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// With the additional vote to the left branch, the head should be 9:
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// 0 <-- start
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// / \
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// 1 2
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// | |
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// 3 4
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// | |
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// 5 6
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// | |
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// 7 8
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// | |
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// head -> 9 10
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(9), r, "Incorrect head with justified epoch at 0")
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// Add a vote to 2:
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// 0
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// / \
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// 1 2 <- +1 vote
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// | |
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// 3 4
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// | |
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// 5 6
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// | |
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// 7 8
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// | |
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// 9 10
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f.ProcessAttestation(context.Background(), []uint64{1}, indexToHash(2), 0)
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// With the additional vote to the right branch, the head should be 10:
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// 0 <-- start
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// / \
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// 1 2
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// | |
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// 3 4
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// | |
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// 5 6
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// | |
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// 7 8
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// | |
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// 9 10 <-- head
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(10), r, "Incorrect head with justified epoch at 0")
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f.store.justifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: 1, Root: indexToHash(1)}
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r, err = f.Head(context.Background(), balances)
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require.NoError(t, err)
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assert.Equal(t, indexToHash(7), r, "Incorrect head with justified epoch at 0")
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}
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func setup(justifiedEpoch, finalizedEpoch types.Epoch) *ForkChoice {
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ctx := context.Background()
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f := New()
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f.store.justifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: justifiedEpoch, Root: params.BeaconConfig().ZeroHash}
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f.store.bestJustifiedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: justifiedEpoch, Root: params.BeaconConfig().ZeroHash}
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f.store.finalizedCheckpoint = &forkchoicetypes.Checkpoint{Epoch: finalizedEpoch, Root: params.BeaconConfig().ZeroHash}
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state, blkRoot, err := prepareForkchoiceState(ctx, 0, params.BeaconConfig().ZeroHash, [32]byte{}, params.BeaconConfig().ZeroHash, justifiedEpoch, finalizedEpoch)
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if err != nil {
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return nil
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}
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err = f.InsertNode(ctx, state, blkRoot)
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if err != nil {
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return nil
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}
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return f
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}
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