nimbus-eth1/tests/test_sync_snap/test_helpers.nim

116 lines
3.6 KiB
Nim

# Nimbus - Types, data structures and shared utilities used in network sync
#
# Copyright (c) 2018-2021 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
# http://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
# http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or
# distributed except according to those terms.
import
std/times,
eth/common,
stew/[interval_set, results],
unittest2,
../../nimbus/sync/snap/range_desc,
../../nimbus/sync/snap/worker/db/hexary_error,
../../nimbus/sync/snap/worker/db/[hexary_desc, snapdb_accounts],
../replay/pp
type
KnownStorageFailure* = seq[(string,seq[(int,HexaryError)])]
## (<sample-name> & "#" <instance>, @[(<slot-id>, <error-symbol>)), ..])
# ------------------------------------------------------------------------------
# Public helpers
# ------------------------------------------------------------------------------
template isImportOk*(rc: Result[SnapAccountsGaps,HexaryError]): bool =
if rc.isErr:
check rc.error == NothingSerious # prints an error if different
false
elif 0 < rc.value.innerGaps.len:
check rc.value.innerGaps == seq[NodeSpecs].default
false
else:
true
proc lastTwo*(a: openArray[string]): seq[string] =
if 1 < a.len: @[a[^2],a[^1]] else: a.toSeq
# ------------------------------------------------------------------------------
# Public type conversions
# ------------------------------------------------------------------------------
proc to*(b: openArray[byte]; T: type ByteArray32): T =
## Convert to other representation (or exception)
if b.len == 32:
(addr result[0]).copyMem(unsafeAddr b[0], 32)
else:
doAssert b.len == 32
proc to*(b: openArray[byte]; T: type ByteArray33): T =
## Convert to other representation (or exception)
if b.len == 33:
(addr result[0]).copyMem(unsafeAddr b[0], 33)
else:
doAssert b.len == 33
proc to*(b: ByteArray32|ByteArray33; T: type Blob): T =
b.toSeq
proc to*(b: openArray[byte]; T: type NodeTag): T =
## Convert from serialised equivalent
UInt256.fromBytesBE(b).T
proc to*(w: (byte, NodeTag); T: type Blob): T =
let (b,t) = w
@[b] & toSeq(t.UInt256.toBytesBE)
proc to*(t: NodeTag; T: type Blob): T =
toSeq(t.UInt256.toBytesBE)
# ----------
proc convertTo*(key: RepairKey; T: type NodeKey): T =
## Might be lossy, check before use (if at all, unless debugging)
(addr result.ByteArray32[0]).copyMem(unsafeAddr key.ByteArray33[1], 32)
# ------------------------------------------------------------------------------
# Public functions, pretty printing
# ------------------------------------------------------------------------------
proc pp*(rc: Result[Account,HexaryError]): string =
if rc.isErr: $rc.error else: rc.value.pp
proc pp*(a: NodeKey; collapse = true): string =
a.to(Hash256).pp(collapse)
proc pp*(d: Duration): string =
if 40 < d.inSeconds:
d.ppMins
elif 200 < d.inMilliseconds:
d.ppSecs
elif 200 < d.inMicroseconds:
d.ppMs
else:
d.ppUs
proc ppKvPc*(w: openArray[(string,int)]): string =
w.mapIt(&"{it[0]}={it[1]}%").join(", ")
proc say*(noisy = false; pfx = "***"; args: varargs[string, `$`]) =
if noisy:
if args.len == 0:
echo "*** ", pfx
elif 0 < pfx.len and pfx[^1] != ' ':
echo pfx, " ", args.toSeq.join
else:
echo pfx, args.toSeq.join
# ------------------------------------------------------------------------------
# End
# ------------------------------------------------------------------------------