nimbus-eth2/tests/test_block_dag.nim

122 lines
3.8 KiB
Nim

# beacon_chain
# Copyright (c) 2018-2021 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
{.used.}
import
chronicles,
unittest2,
../beacon_chain/consensus_object_pools/block_dag
func `$`(x: BlockRef): string = shortLog(x)
suite "BlockRef and helpers":
test "isAncestorOf sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s1 = BlockRef(bid: BlockId(slot: Slot(1)), parent: s0)
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s1)
check:
s0.isAncestorOf(s0)
s0.isAncestorOf(s1)
s0.isAncestorOf(s2)
s1.isAncestorOf(s1)
s1.isAncestorOf(s2)
not s2.isAncestorOf(s0)
not s2.isAncestorOf(s1)
not s1.isAncestorOf(s0)
test "get_ancestor sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s1 = BlockRef(bid: BlockId(slot: Slot(1)), parent: s0)
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s1)
s4 = BlockRef(bid: BlockId(slot: Slot(4)), parent: s2)
check:
s0.get_ancestor(Slot(0)) == s0
s0.get_ancestor(Slot(1)) == s0
s1.get_ancestor(Slot(0)) == s0
s1.get_ancestor(Slot(1)) == s1
s4.get_ancestor(Slot(0)) == s0
s4.get_ancestor(Slot(1)) == s1
s4.get_ancestor(Slot(2)) == s2
s4.get_ancestor(Slot(3)) == s2
s4.get_ancestor(Slot(4)) == s4
suite "BlockSlot and helpers":
test "atSlot sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s1 = BlockRef(bid: BlockId(slot: Slot(1)), parent: s0)
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s1)
s4 = BlockRef(bid: BlockId(slot: Slot(4)), parent: s2)
check:
s0.atSlot(Slot(0)).blck == s0
s0.atSlot(Slot(0)) == s1.atSlot(Slot(0))
s1.atSlot(Slot(1)).blck == s1
s4.atSlot(Slot(0)).blck == s0
s4.atSlot() == s4.atSlot(s4.slot)
test "parent sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s00 = BlockSlot(blck: s0, slot: Slot(0))
s01 = BlockSlot(blck: s0, slot: Slot(1))
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s0)
s22 = BlockSlot(blck: s2, slot: Slot(2))
s24 = BlockSlot(blck: s2, slot: Slot(4))
check:
s00.parent == BlockSlot(blck: nil, slot: Slot(0))
s01.parent == s00
s01.parentOrSlot == s00
s22.parent == s01
s22.parentOrSlot == BlockSlot(blck: s0, slot: Slot(2))
s24.parent == BlockSlot(blck: s2, slot: Slot(3))
s24.parent.parent == s22
suite "BlockId and helpers":
test "atSlot sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s1 = BlockRef(bid: BlockId(slot: Slot(1)), parent: s0)
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s1)
s4 = BlockRef(bid: BlockId(slot: Slot(4)), parent: s2)
check:
s0.atSlot(Slot(0)).blck == s0
s0.atSlot(Slot(0)) == s1.atSlot(Slot(0))
s1.atSlot(Slot(1)).blck == s1
s4.atSlot(Slot(0)).blck == s0
test "parent sanity":
let
s0 = BlockRef(bid: BlockId(slot: Slot(0)))
s00 = BlockSlot(blck: s0, slot: Slot(0))
s01 = BlockSlot(blck: s0, slot: Slot(1))
s2 = BlockRef(bid: BlockId(slot: Slot(2)), parent: s0)
s22 = BlockSlot(blck: s2, slot: Slot(2))
s24 = BlockSlot(blck: s2, slot: Slot(4))
check:
s00.parent == BlockSlot(blck: nil, slot: Slot(0))
s01.parent == s00
s01.parentOrSlot == s00
s22.parent == s01
s22.parentOrSlot == BlockSlot(blck: s0, slot: Slot(2))
s24.parent == BlockSlot(blck: s2, slot: Slot(3))
s24.parent.parent == s22