nim-stint/tests/test_io.nim

1358 lines
54 KiB
Nim

# Stint
# Copyright 2018 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 ../stint, unittest, strutils, math, test_helpers, tables
template nativeStuint(chk, nint: untyped, bits: int) =
chk $(nint.stuint(bits)) == $(nint)
template nativeStint(chk, nint: untyped, bits: int) =
chk $(nint.stint(bits)) == $(nint)
template chkTruncateStuint(chk, number, toType: untyped, bits: int) =
chk (number.stuint(bits)).truncate(toType) == toType(number)
template chkTruncateStint(chk, number, toType: untyped, bits: int) =
chk (number.stint(bits)).truncate(toType) == toType(number)
template chkTruncateStint(chk, number, toType: untyped, res: string, bits: int) =
block:
let x = (number.stint(bits)).truncate(toType).toHex()
chk "0x" & x == res
template chkRoundtripStuint(chk: untyped, prefix, str: string, bits, radix: int) =
block:
let data = prefix & str
let x = parse(data, Stuint[bits], radix)
let y = x.toString(radix)
chk y == str
template chkRoundtripStuint(chk: untyped, str: string, bits, radix: int) =
chkRoundtripStuint(chk, "", str, bits, radix)
template chkRoundtripStint(chk: untyped, prefix, str: string, bits, radix: int) =
block:
let data = prefix & str
let x = parse(data, Stint[bits], radix)
let y = x.toString(radix)
chk y == str
template chkRoundtripStint(chk: untyped, str: string, bits, radix: int) =
chkRoundtripStint(chk, "", str, bits, radix)
template chkRoundtripBin(chk, chkProc: untyped, bits, rep: int) =
chkProc(chk, "0", bits, 2)
chkProc(chk, repeat("1", rep), bits, 2)
chkProc(chk, repeat("1010", rep), bits, 2)
chkProc(chk, repeat("1111", rep), bits, 2)
chkProc(chk, repeat("11110000", rep), bits, 2)
chkProc(chk, repeat("10101010", rep), bits, 2)
chkProc(chk, repeat("1010101", rep), bits, 2)
chkProc(chk, repeat("11111111", rep), bits, 2)
template chkRoundtripHex(chk, chkProc: untyped, bits, rep: int) =
chkProc(chk, "0", bits, 16)
chkProc(chk, repeat("1", rep), bits, 16)
chkProc(chk, repeat("7", rep), bits, 16)
chkProc(chk, repeat("f", rep), bits, 16)
chkProc(chk, repeat("aa", rep), bits, 16)
chkProc(chk, repeat("ff", rep), bits, 16)
chkProc(chk, repeat("f0", rep), bits, 16)
template chkRoundtripOct(chk, chkProc: untyped, bits, rep: int) =
chkProc(chk, "0", bits, 8)
chkProc(chk, repeat("1", rep), bits, 8)
chkProc(chk, repeat("7", rep), bits, 8)
chkProc(chk, repeat("177", rep), bits, 8)
template chkRoundtripDec(chk, chkProc: untyped, bits, rep: int) =
chkProc(chk, "0", bits, 10)
chkProc(chk, repeat("1", rep), bits, 10)
chkProc(chk, repeat("9", rep), bits, 10)
func toByteArray(x: static[string]): auto {.compileTime.} =
var ret: array[x.len, byte]
for i, b in x: ret[i] = byte(b)
ret
template chkRoundtripBE(chk: untyped, str: string, bits: int) =
block:
const data = toByteArray(str)
var x: Stuint[bits]
initFromBytesBE(x, data)
let y = toByteArrayBE(x)
chk y == data
template chkCTvsRT(chk: untyped, num: untyped, bits: int) =
block:
let x = stuint(num, bits)
let y = toByteArrayBE(x)
const xx = stuint(num, bits)
const yy = toByteArrayBE(xx)
chk y == yy
template chkDumpHexStuint(chk: untyped, BE, LE: string, bits: int) =
block:
let data = BE
let x = fromHex(Stuint[bits], data)
chk dumpHex(x, bigEndian) == data
chk dumpHex(x, littleEndian) == LE
template chkDumpHexStint(chk: untyped, BE, LE: string, bits: int) =
block:
let data = BE
let x = fromHex(Stint[bits], data)
chk dumpHex(x, bigEndian) == data
chk dumpHex(x, littleEndian) == LE
template testIO(chk, tst: untyped) =
tst "[stuint] Creation from native ints":
nativeStuint(chk, 0, 8)
nativeStuint(chk, 0'u8, 8)
nativeStuint(chk, 0xFF'u16, 8)
nativeStuint(chk, 0xFF'u32, 8)
nativeStuint(chk, 0xFF'u64, 8)
nativeStuint(chk, 0'i8, 8)
nativeStuint(chk, 0xFF'i16, 8)
nativeStuint(chk, 0xFF'i32, 8)
nativeStuint(chk, 0xFF'i64, 8)
nativeStuint(chk, high(uint8), 8)
nativeStuint(chk, low(uint8), 8)
nativeStuint(chk, high(int8), 8)
nativeStuint(chk, 0, 16)
nativeStuint(chk, 0'u8, 16)
nativeStuint(chk, 0xFFFF'u32, 16)
nativeStuint(chk, 0xFFFF'u64, 16)
nativeStuint(chk, 0xFFFF'i32, 16)
nativeStuint(chk, 0xFFFF'i64, 16)
nativeStuint(chk, high(uint8), 16)
nativeStuint(chk, low(uint8), 16)
nativeStuint(chk, high(int8), 16)
nativeStuint(chk, 0'u16, 16)
nativeStuint(chk, high(uint16), 16)
nativeStuint(chk, low(uint16), 16)
nativeStuint(chk, high(int16), 16)
nativeStuint(chk, 0, 32)
nativeStuint(chk, 0'u8, 32)
nativeStuint(chk, 0xFFFFFFFF'u64, 32)
nativeStuint(chk, 0xFFFFFFFF'i64, 32)
nativeStuint(chk, high(uint8), 32)
nativeStuint(chk, low(uint8), 32)
nativeStuint(chk, high(int8), 32)
nativeStuint(chk, 0'u16, 32)
nativeStuint(chk, high(uint16), 32)
nativeStuint(chk, low(uint16), 32)
nativeStuint(chk, high(int16), 32)
nativeStuint(chk, 0'u32, 32)
nativeStuint(chk, high(uint32), 32)
nativeStuint(chk, low(uint32), 32)
nativeStuint(chk, high(int32), 32)
nativeStuint(chk, 0, 64)
nativeStuint(chk, 0'u8, 64)
nativeStuint(chk, high(uint8), 64)
nativeStuint(chk, low(uint8), 64)
nativeStuint(chk, high(int8), 64)
nativeStuint(chk, 0'u16, 64)
nativeStuint(chk, high(uint16), 64)
nativeStuint(chk, low(uint16), 64)
nativeStuint(chk, high(int16), 64)
nativeStuint(chk, 0'u32, 64)
nativeStuint(chk, high(uint32), 64)
nativeStuint(chk, low(uint32), 64)
nativeStuint(chk, high(int32), 64)
nativeStuint(chk, 0'u64, 64)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStuint(chk, high(uint64), 64)
nativeStuint(chk, low(uint64), 64)
nativeStuint(chk, high(int64), 64)
when sizeof(uint) == 4:
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStuint(chk, high(uint), 32)
nativeStuint(chk, low(uint), 32)
nativeStuint(chk, high(int), 32)
else:
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStuint(chk, high(uint), 64)
nativeStuint(chk, low(uint), 64)
nativeStuint(chk, high(int), 64)
nativeStuint(chk, 0, 128)
nativeStuint(chk, 0'u8, 128)
nativeStuint(chk, high(uint8), 128)
nativeStuint(chk, low(uint8), 128)
nativeStuint(chk, high(int8), 128)
nativeStuint(chk, 0'u16, 128)
nativeStuint(chk, high(uint16), 128)
nativeStuint(chk, low(uint16), 128)
nativeStuint(chk, high(int16), 128)
nativeStuint(chk, 0'u32, 128)
nativeStuint(chk, high(uint32), 128)
nativeStuint(chk, low(uint32), 128)
nativeStuint(chk, high(int32), 128)
nativeStuint(chk, 0'u64, 128)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStuint(chk, high(uint64), 128)
nativeStuint(chk, low(uint64), 128)
nativeStuint(chk, high(int64), 128)
tst "[stint] Creation from native ints":
nativeStint(chk, 0, 8)
nativeStint(chk, 0'u8, 8)
nativeStint(chk, high(int8), 8)
nativeStint(chk, low(int8), 8)
nativeStint(chk, low(uint8), 8)
nativeStint(chk, 0, 16)
nativeStint(chk, 0'u8, 16)
nativeStint(chk, high(int8), 16)
nativeStint(chk, low(int8), 16)
nativeStint(chk, low(uint8), 16)
nativeStint(chk, 0'u16, 16)
nativeStint(chk, high(int16), 16)
nativeStint(chk, low(int16), 16)
nativeStint(chk, low(uint16), 16)
nativeStint(chk, 0, 32)
nativeStint(chk, 0'u8, 32)
nativeStint(chk, high(int8), 32)
nativeStint(chk, low(int8), 32)
nativeStint(chk, low(uint8), 32)
nativeStint(chk, 0'u16, 32)
nativeStint(chk, high(int16), 32)
nativeStint(chk, low(int16), 32)
nativeStint(chk, low(uint16), 32)
nativeStint(chk, 0'u32, 32)
nativeStint(chk, high(int32), 32)
nativeStint(chk, low(int32), 32)
nativeStint(chk, low(uint32), 32)
nativeStint(chk, 0, 64)
nativeStint(chk, 0'u8, 64)
nativeStint(chk, high(int8), 64)
nativeStint(chk, low(int8), 64)
nativeStint(chk, low(uint8), 64)
nativeStint(chk, 0'u16, 64)
nativeStint(chk, high(int16), 64)
nativeStint(chk, low(int16), 64)
nativeStint(chk, low(uint16), 64)
nativeStint(chk, 0'u32, 64)
nativeStint(chk, high(int32), 64)
nativeStint(chk, low(int32), 64)
nativeStint(chk, low(uint32), 64)
nativeStint(chk, 0'u64, 64)
nativeStint(chk, high(int64), 64)
nativeStint(chk, low(int64), 64)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStint(chk, low(uint64), 64)
when sizeof(uint) == 4:
nativeStint(chk, high(int), 32)
nativeStint(chk, low(int), 32)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStint(chk, low(uint), 32)
else:
nativeStint(chk, high(int), 64)
nativeStint(chk, low(int), 64)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStint(chk, low(uint), 64)
nativeStint(chk, 0, 128)
nativeStint(chk, 0'u8, 128)
nativeStint(chk, high(int8), 128)
nativeStint(chk, low(uint8), 128)
nativeStint(chk, 0'u16, 128)
nativeStint(chk, high(int16), 128)
nativeStint(chk, low(uint16), 128)
nativeStint(chk, 0'u32, 128)
nativeStint(chk, high(int32), 128)
nativeStint(chk, low(uint32), 128)
nativeStint(chk, 0'u64, 128)
nativeStint(chk, high(int64), 128)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
nativeStint(chk, low(uint64), 128)
# TODO: bug #92
#nativeStint(chk, low(int8), 128)
#nativeStint(chk, low(int16), 128)
#nativeStint(chk, low(int32), 128)
#nativeStint(chk, low(int64), 128)
tst "[stuint] truncate":
chkTruncateStuint(chk, low(uint8), uint8, 8)
chkTruncateStuint(chk, high(uint8), uint8, 8)
chkTruncateStuint(chk, high(int8), uint8, 8)
chkTruncateStuint(chk, high(int8), int8, 8)
chkTruncateStuint(chk, low(uint8), uint8, 16)
chkTruncateStuint(chk, high(uint8), uint8, 16)
chkTruncateStuint(chk, high(int8), uint8, 16)
chkTruncateStuint(chk, high(int8), int8, 16)
chkTruncateStuint(chk, low(uint8), uint16, 16)
chkTruncateStuint(chk, high(uint8), uint16, 16)
chkTruncateStuint(chk, high(int8), uint16, 16)
chkTruncateStuint(chk, high(int8), int16, 16)
chkTruncateStuint(chk, low(uint16), uint16, 16)
chkTruncateStuint(chk, high(uint16), uint16, 16)
chkTruncateStuint(chk, high(int16), uint16, 16)
chkTruncateStuint(chk, high(int16), int16, 16)
chkTruncateStuint(chk, low(uint8), uint8, 32)
chkTruncateStuint(chk, high(uint8), uint8, 32)
chkTruncateStuint(chk, high(int8), uint8, 32)
chkTruncateStuint(chk, high(int8), int8, 32)
chkTruncateStuint(chk, low(uint8), uint16, 32)
chkTruncateStuint(chk, high(uint8), uint16, 32)
chkTruncateStuint(chk, high(int8), uint16, 32)
chkTruncateStuint(chk, high(int8), int16, 32)
chkTruncateStuint(chk, low(uint16), uint16, 32)
chkTruncateStuint(chk, high(uint16), uint16, 32)
chkTruncateStuint(chk, high(int16), uint16, 32)
chkTruncateStuint(chk, high(int16), int16, 32)
chkTruncateStuint(chk, low(uint8), uint32, 32)
chkTruncateStuint(chk, high(uint8), uint32, 32)
chkTruncateStuint(chk, high(int8), uint32, 32)
chkTruncateStuint(chk, high(int8), int32, 32)
chkTruncateStuint(chk, low(uint16), uint32, 32)
chkTruncateStuint(chk, high(uint16), uint32, 32)
chkTruncateStuint(chk, high(int16), uint32, 32)
chkTruncateStuint(chk, high(int16), int32, 32)
chkTruncateStuint(chk, low(uint32), uint32, 32)
chkTruncateStuint(chk, high(uint32), uint32, 32)
chkTruncateStuint(chk, high(int32), uint32, 32)
chkTruncateStuint(chk, high(int32), int32, 32)
chkTruncateStuint(chk, low(uint8), uint8, 64)
chkTruncateStuint(chk, high(uint8), uint8, 64)
chkTruncateStuint(chk, high(int8), uint8, 64)
chkTruncateStuint(chk, high(int8), int8, 64)
chkTruncateStuint(chk, low(uint8), uint16, 64)
chkTruncateStuint(chk, high(uint8), uint16, 64)
chkTruncateStuint(chk, high(int8), uint16, 64)
chkTruncateStuint(chk, high(int8), int16, 64)
chkTruncateStuint(chk, low(uint16), uint16, 64)
chkTruncateStuint(chk, high(uint16), uint16, 64)
chkTruncateStuint(chk, high(int16), uint16, 64)
chkTruncateStuint(chk, high(int16), int16, 64)
chkTruncateStuint(chk, low(uint8), uint32, 64)
chkTruncateStuint(chk, high(uint8), uint32, 64)
chkTruncateStuint(chk, high(int8), uint32, 64)
chkTruncateStuint(chk, high(int8), int32, 64)
chkTruncateStuint(chk, low(uint16), uint32, 64)
chkTruncateStuint(chk, high(uint16), uint32, 64)
chkTruncateStuint(chk, high(int16), uint32, 64)
chkTruncateStuint(chk, high(int16), int32, 64)
chkTruncateStuint(chk, low(uint32), uint32, 64)
chkTruncateStuint(chk, high(uint32), uint32, 64)
chkTruncateStuint(chk, high(int32), uint32, 64)
chkTruncateStuint(chk, high(int32), int32, 64)
chkTruncateStuint(chk, low(uint8), uint64, 64)
chkTruncateStuint(chk, high(uint8), uint64, 64)
chkTruncateStuint(chk, high(int8), uint64, 64)
chkTruncateStuint(chk, high(int8), int64, 64)
chkTruncateStuint(chk, low(uint16), uint64, 64)
chkTruncateStuint(chk, high(uint16), uint64, 64)
chkTruncateStuint(chk, high(int16), uint64, 64)
chkTruncateStuint(chk, high(int16), int64, 64)
chkTruncateStuint(chk, low(uint32), uint64, 64)
chkTruncateStuint(chk, high(uint32), uint64, 64)
chkTruncateStuint(chk, high(int32), uint64, 64)
chkTruncateStuint(chk, high(int32), int64, 64)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
chkTruncateStuint(chk, low(uint64), uint64, 64)
chkTruncateStuint(chk, high(uint64), uint64, 64)
chkTruncateStuint(chk, high(int64), uint64, 64)
chkTruncateStuint(chk, high(int64), int64, 64)
chkTruncateStuint(chk, low(uint8), uint8, 128)
chkTruncateStuint(chk, high(uint8), uint8, 128)
chkTruncateStuint(chk, high(int8), uint8, 128)
chkTruncateStuint(chk, high(int8), int8, 128)
chkTruncateStuint(chk, low(uint8), uint16, 128)
chkTruncateStuint(chk, high(uint8), uint16, 128)
chkTruncateStuint(chk, high(int8), uint16, 128)
chkTruncateStuint(chk, high(int8), int16, 128)
chkTruncateStuint(chk, low(uint16), uint16, 128)
chkTruncateStuint(chk, high(uint16), uint16, 128)
chkTruncateStuint(chk, high(int16), uint16, 128)
chkTruncateStuint(chk, high(int16), int16, 128)
chkTruncateStuint(chk, low(uint8), uint32, 128)
chkTruncateStuint(chk, high(uint8), uint32, 128)
chkTruncateStuint(chk, high(int8), uint32, 128)
chkTruncateStuint(chk, high(int8), int32, 128)
chkTruncateStuint(chk, low(uint16), uint32, 128)
chkTruncateStuint(chk, high(uint16), uint32, 128)
chkTruncateStuint(chk, high(int16), uint32, 128)
chkTruncateStuint(chk, high(int16), int32, 128)
chkTruncateStuint(chk, low(uint32), uint32, 128)
chkTruncateStuint(chk, high(uint32), uint32, 128)
chkTruncateStuint(chk, high(int32), uint32, 128)
chkTruncateStuint(chk, high(int32), int32, 128)
chkTruncateStuint(chk, low(uint8), uint64, 128)
chkTruncateStuint(chk, high(uint8), uint64, 128)
chkTruncateStuint(chk, high(int8), uint64, 128)
chkTruncateStuint(chk, high(int8), int64, 128)
chkTruncateStuint(chk, low(uint16), uint64, 128)
chkTruncateStuint(chk, high(uint16), uint64, 128)
chkTruncateStuint(chk, high(int16), uint64, 128)
chkTruncateStuint(chk, high(int16), int64, 128)
chkTruncateStuint(chk, low(uint32), uint64, 128)
chkTruncateStuint(chk, high(uint32), uint64, 128)
chkTruncateStuint(chk, high(int32), uint64, 128)
chkTruncateStuint(chk, high(int32), int64, 128)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
chkTruncateStuint(chk, low(uint64), uint64, 128)
chkTruncateStuint(chk, high(uint64), uint64, 128)
chkTruncateStuint(chk, high(int64), uint64, 128)
chkTruncateStuint(chk, high(int64), int64, 128)
tst "[stint] truncate":
chkTruncateStint(chk, low(uint8), uint8, 8)
chkTruncateStint(chk, low(int8), int8, 8)
chkTruncateStint(chk, high(int8), uint8, 8)
chkTruncateStint(chk, high(int8), int8, 8)
chkTruncateStint(chk, low(int8), uint8, "0x80", 8)
chkTruncateStint(chk, low(uint8), uint8, 16)
chkTruncateStint(chk, low(int8), int8, 16)
chkTruncateStint(chk, high(int8), uint8, 16)
chkTruncateStint(chk, high(int8), int8, 16)
chkTruncateStint(chk, low(int8), uint8, "0x80", 16)
chkTruncateStint(chk, low(uint8), uint16, 16)
chkTruncateStint(chk, low(int8), int16, 16)
chkTruncateStint(chk, high(int8), uint16, 16)
chkTruncateStint(chk, high(int8), int16, 16)
chkTruncateStint(chk, low(int8), uint16, "0xFF80", 16)
chkTruncateStint(chk, low(uint16), uint16, 16)
chkTruncateStint(chk, low(int16), int16, 16)
chkTruncateStint(chk, high(int16), uint16, 16)
chkTruncateStint(chk, high(int16), int16, 16)
chkTruncateStint(chk, low(int16), uint16, "0x8000", 16)
chkTruncateStint(chk, low(uint8), uint8, 32)
chkTruncateStint(chk, low(int8), int8, 32)
chkTruncateStint(chk, high(int8), uint8, 32)
chkTruncateStint(chk, high(int8), int8, 32)
chkTruncateStint(chk, low(int8), uint8, "0x80", 32)
chkTruncateStint(chk, low(uint8), uint16, 32)
chkTruncateStint(chk, low(int8), int16, 32)
chkTruncateStint(chk, high(int8), uint16, 32)
chkTruncateStint(chk, high(int8), int16, 32)
chkTruncateStint(chk, low(int8), uint16, "0xFF80", 32)
chkTruncateStint(chk, low(uint16), uint16, 32)
chkTruncateStint(chk, low(int16), int16, 32)
chkTruncateStint(chk, high(int16), uint16, 32)
chkTruncateStint(chk, high(int16), int16, 32)
chkTruncateStint(chk, low(int16), uint16, "0x8000", 32)
chkTruncateStint(chk, low(uint8), uint32, 32)
chkTruncateStint(chk, low(int8), int32, 32)
chkTruncateStint(chk, high(int8), uint32, 32)
chkTruncateStint(chk, high(int8), int32, 32)
chkTruncateStint(chk, low(int8), uint32, "0xFFFFFF80", 32)
chkTruncateStint(chk, low(uint16), uint32, 32)
chkTruncateStint(chk, low(int16), int32, 32)
chkTruncateStint(chk, high(int16), uint32, 32)
chkTruncateStint(chk, high(int16), int32, 32)
chkTruncateStint(chk, low(int16), uint32, "0xFFFF8000", 32)
chkTruncateStint(chk, low(uint32), uint32, 32)
chkTruncateStint(chk, low(int32), int32, 32)
chkTruncateStint(chk, high(int32), uint32, 32)
chkTruncateStint(chk, high(int32), int32, 32)
chkTruncateStint(chk, low(int32), uint32, "0x80000000", 32)
chkTruncateStint(chk, low(uint8), uint8, 64)
chkTruncateStint(chk, low(int8), int8, 64)
chkTruncateStint(chk, high(int8), uint8, 64)
chkTruncateStint(chk, high(int8), int8, 64)
chkTruncateStint(chk, low(int8), uint8, "0x80", 64)
chkTruncateStint(chk, low(uint8), uint16, 64)
chkTruncateStint(chk, low(int8), int16, 64)
chkTruncateStint(chk, high(int8), uint16, 64)
chkTruncateStint(chk, high(int8), int16, 64)
chkTruncateStint(chk, low(int8), uint16, "0xFF80", 64)
chkTruncateStint(chk, low(uint16), uint16, 64)
chkTruncateStint(chk, low(int16), int16, 64)
chkTruncateStint(chk, high(int16), uint16, 64)
chkTruncateStint(chk, high(int16), int16, 64)
chkTruncateStint(chk, low(int16), uint16, "0x8000", 64)
chkTruncateStint(chk, low(uint8), uint32, 64)
chkTruncateStint(chk, low(int8), int32, 64)
chkTruncateStint(chk, high(int8), uint32, 64)
chkTruncateStint(chk, high(int8), int32, 64)
chkTruncateStint(chk, low(int8), uint32, "0xFFFFFF80", 64)
chkTruncateStint(chk, low(uint16), uint32, 64)
chkTruncateStint(chk, low(int16), int32, 64)
chkTruncateStint(chk, high(int16), uint32, 64)
chkTruncateStint(chk, high(int16), int32, 64)
chkTruncateStint(chk, low(int16), uint32, "0xFFFF8000", 64)
chkTruncateStint(chk, low(uint32), uint32, 64)
chkTruncateStint(chk, low(int32), int32, 64)
chkTruncateStint(chk, high(int32), uint32, 64)
chkTruncateStint(chk, high(int32), int32, 64)
chkTruncateStint(chk, low(int32), uint32, "0x80000000", 64)
chkTruncateStint(chk, low(uint8), uint64, 64)
chkTruncateStint(chk, low(int8), int64, 64)
chkTruncateStint(chk, high(int8), uint64, 64)
chkTruncateStint(chk, high(int8), int64, 64)
chkTruncateStint(chk, low(int8), uint64, "0xFFFFFFFFFFFFFF80", 64)
chkTruncateStint(chk, low(uint16), uint64, 64)
chkTruncateStint(chk, low(int16), int64, 64)
chkTruncateStint(chk, high(int16), uint64, 64)
chkTruncateStint(chk, high(int16), int64, 64)
chkTruncateStint(chk, low(int16), uint64, "0xFFFFFFFFFFFF8000", 64)
chkTruncateStint(chk, low(uint32), uint64, 64)
chkTruncateStint(chk, low(int32), int64, 64)
chkTruncateStint(chk, high(int32), uint64, 64)
chkTruncateStint(chk, high(int32), int64, 64)
chkTruncateStint(chk, low(int32), uint64, "0xFFFFFFFF80000000", 64)
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
chkTruncateStint(chk, low(uint64), uint64, 64)
chkTruncateStint(chk, low(int64), int64, 64)
chkTruncateStint(chk, high(int64), uint64, 64)
chkTruncateStint(chk, high(int64), int64, 64)
chkTruncateStint(chk, low(int64), uint64, "0x8000000000000000", 64)
chkTruncateStint(chk, low(uint8), uint8, 128)
#chkTruncateStint(chk, low(int8), int8, 128) # TODO: bug #92
chkTruncateStint(chk, high(int8), uint8, 128)
chkTruncateStint(chk, high(int8), int8, 128)
#chkTruncateStint(chk, low(int8), uint8, "0x80", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint8), uint16, 128)
#chkTruncateStint(chk, low(int8), int16, 128) # TODO: bug #92
chkTruncateStint(chk, high(int8), uint16, 128)
chkTruncateStint(chk, high(int8), int16, 128)
#chkTruncateStint(chk, low(int8), uint16, "0xFF80", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint16), uint16, 128)
#chkTruncateStint(chk, low(int16), int16, 128) # TODO: bug #92
chkTruncateStint(chk, high(int16), uint16, 128)
chkTruncateStint(chk, high(int16), int16, 128)
#chkTruncateStint(chk, low(int16), uint16, "0x8000", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint8), uint32, 128)
#chkTruncateStint(chk, low(int8), int32, 128) # TODO: bug #92
chkTruncateStint(chk, high(int8), uint32, 128)
chkTruncateStint(chk, high(int8), int32, 128)
#chkTruncateStint(chk, low(int8), uint32, "0xFFFFFF80", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint16), uint32, 128)
#chkTruncateStint(chk, low(int16), int32, 128) # TODO: bug #92
chkTruncateStint(chk, high(int16), uint32, 128)
chkTruncateStint(chk, high(int16), int32, 128)
#chkTruncateStint(chk, low(int16), uint32, "0xFFFF8000", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint32), uint32, 128)
#chkTruncateStint(chk, low(int32), int32, 128) # TODO: bug #92
chkTruncateStint(chk, high(int32), uint32, 128)
chkTruncateStint(chk, high(int32), int32, 128)
#chkTruncateStint(chk, low(int32), uint32, "0x80000000", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint8), uint64, 128)
#chkTruncateStint(chk, low(int8), int64, 128) # TODO: bug #92
chkTruncateStint(chk, high(int8), uint64, 128)
chkTruncateStint(chk, high(int8), int64, 128)
#chkTruncateStint(chk, low(int8), uint64, "0xFFFFFFFFFFFFFF80", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint16), uint64, 128)
#chkTruncateStint(chk, low(int16), int64, 128) # TODO: bug #92
chkTruncateStint(chk, high(int16), uint64, 128)
chkTruncateStint(chk, high(int16), int64, 128)
#chkTruncateStint(chk, low(int16), uint64, "0xFFFFFFFFFFFF8000", 128) # TODO: bug #92
chkTruncateStint(chk, low(uint32), uint64, 128)
#chkTruncateStint(chk, low(int32), int64, 128) # TODO: bug #92
chkTruncateStint(chk, high(int32), uint64, 128)
chkTruncateStint(chk, high(int32), int64, 128)
#chkTruncateStint(chk, low(int32), uint64, "0xFFFFFFFF80000000", 128) # TODO: bug #92
when (NimMajor, NimMinor, NimPatch) >= (1, 0, 0):
chkTruncateStint(chk, low(uint64), uint64, 128)
#chkTruncateStint(chk, low(int64), int64, 128) # TODO: bug #92
chkTruncateStint(chk, high(int64), uint64, 128)
chkTruncateStint(chk, high(int64), int64, 128)
#chkTruncateStint(chk, low(int64), uint64, "0x8000000000000000", 128) # TODO: bug #92
tst "[stuint] parse - toString roundtrip":
chkRoundTripBin(chk, chkRoundTripStuint, 8, 1)
chkRoundTripBin(chk, chkRoundTripStuint, 16, 1)
chkRoundTripBin(chk, chkRoundTripStuint, 16, 2)
chkRoundTripBin(chk, chkRoundTripStuint, 32, 1)
chkRoundTripBin(chk, chkRoundTripStuint, 32, 2)
chkRoundTripBin(chk, chkRoundTripStuint, 32, 3)
chkRoundTripBin(chk, chkRoundTripStuint, 32, 4)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 1)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 2)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 3)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 4)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 5)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 6)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 7)
chkRoundTripBin(chk, chkRoundTripStuint, 64, 8)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 1)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 2)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 3)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 4)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 5)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 6)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 7)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 8)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 9)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 10)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 11)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 12)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 13)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 14)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 15)
chkRoundTripBin(chk, chkRoundTripStuint, 128, 16)
chkRoundTripHex(chk, chkRoundTripStuint, 8, 1)
chkRoundTripHex(chk, chkRoundTripStuint, 16, 1)
chkRoundTripHex(chk, chkRoundTripStuint, 16, 2)
chkRoundTripHex(chk, chkRoundTripStuint, 32, 1)
chkRoundTripHex(chk, chkRoundTripStuint, 32, 2)
chkRoundTripHex(chk, chkRoundTripStuint, 32, 3)
chkRoundTripHex(chk, chkRoundTripStuint, 32, 4)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 1)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 2)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 3)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 4)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 5)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 6)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 7)
chkRoundTripHex(chk, chkRoundTripStuint, 64, 8)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 1)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 2)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 3)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 4)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 5)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 6)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 7)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 8)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 9)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 10)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 11)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 12)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 13)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 14)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 15)
chkRoundTripHex(chk, chkRoundTripStuint, 128, 16)
chkRoundTripOct(chk, chkRoundTripStuint, 8, 1)
chkRoundtripStuint(chk, "377", 8, 8)
chkRoundTripOct(chk, chkRoundTripStuint, 16, 1)
chkRoundTripOct(chk, chkRoundTripStuint, 16, 2)
chkRoundtripStuint(chk, "377", 16, 8)
chkRoundtripStuint(chk, "177777", 16, 8)
chkRoundTripOct(chk, chkRoundTripStuint, 32, 1)
chkRoundTripOct(chk, chkRoundTripStuint, 32, 2)
chkRoundTripOct(chk, chkRoundTripStuint, 32, 3)
chkRoundtripStuint(chk, "377", 32, 8)
chkRoundtripStuint(chk, "177777", 32, 8)
chkRoundtripStuint(chk, "37777777777", 32, 8)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 1)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 2)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 3)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 4)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 5)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 6)
chkRoundTripOct(chk, chkRoundTripStuint, 64, 7)
chkRoundtripStuint(chk, "377", 64, 8)
chkRoundtripStuint(chk, "177777", 64, 8)
chkRoundtripStuint(chk, "37777777777", 64, 8)
chkRoundtripStuint(chk, "1777777777777777777777", 64, 8)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 1)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 2)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 3)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 4)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 5)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 6)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 7)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 8)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 9)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 10)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 11)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 12)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 13)
chkRoundTripOct(chk, chkRoundTripStuint, 128, 14)
chkRoundtripStuint(chk, "377", 128, 8)
chkRoundtripStuint(chk, "177777", 128, 8)
chkRoundtripStuint(chk, "37777777777", 128, 8)
chkRoundtripStuint(chk, "1777777777777777777777", 128, 8)
chkRoundtripStuint(chk, "3777777777777777777777777777777777777777777", 128, 8)
chkRoundTripDec(chk, chkRoundTripStuint, 8, 1)
chkRoundtripStuint(chk, "255", 8, 10)
chkRoundTripDec(chk, chkRoundTripStuint, 16, 1)
chkRoundTripDec(chk, chkRoundTripStuint, 16, 2)
chkRoundtripStuint(chk, "255", 16, 10)
chkRoundtripStuint(chk, "65535", 16, 10)
chkRoundTripDec(chk, chkRoundTripStuint, 32, 1)
chkRoundTripDec(chk, chkRoundTripStuint, 32, 2)
chkRoundTripDec(chk, chkRoundTripStuint, 32, 3)
chkRoundtripStuint(chk, "255", 32, 10)
chkRoundtripStuint(chk, "65535", 32, 10)
chkRoundtripStuint(chk, "4294967295", 32, 10)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 1)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 2)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 3)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 4)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 5)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 6)
chkRoundTripDec(chk, chkRoundTripStuint, 64, 7)
chkRoundtripStuint(chk, "255", 64, 10)
chkRoundtripStuint(chk, "65535", 64, 10)
chkRoundtripStuint(chk, "4294967295", 64, 10)
chkRoundtripStuint(chk, "18446744073709551615", 64, 10)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 1)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 2)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 3)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 4)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 5)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 6)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 7)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 8)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 9)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 10)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 11)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 12)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 13)
chkRoundTripDec(chk, chkRoundTripStuint, 128, 14)
chkRoundtripStuint(chk, "255", 128, 10)
chkRoundtripStuint(chk, "65535", 128, 10)
chkRoundtripStuint(chk, "4294967295", 128, 10)
chkRoundtripStuint(chk, "18446744073709551615", 128, 10)
chkRoundtripStuint(chk, "340282366920938463463374607431768211455", 128, 10)
tst "[stint] parse - toString roundtrip":
chkRoundTripBin(chk, chkRoundTripStint, 8, 1)
chkRoundtripStint(chk, "1" & repeat('0', 7), 8, 2)
chkRoundTripBin(chk, chkRoundTripStint, 16, 1)
chkRoundTripBin(chk, chkRoundTripStint, 16, 2)
chkRoundtripStint(chk, "1" & repeat('0', 15), 16, 2)
chkRoundTripBin(chk, chkRoundTripStint, 32, 1)
chkRoundTripBin(chk, chkRoundTripStint, 32, 2)
chkRoundTripBin(chk, chkRoundTripStint, 32, 3)
chkRoundTripBin(chk, chkRoundTripStint, 32, 4)
chkRoundtripStint(chk, "1" & repeat('0', 31), 32, 2)
chkRoundTripBin(chk, chkRoundTripStint, 64, 1)
chkRoundTripBin(chk, chkRoundTripStint, 64, 2)
chkRoundTripBin(chk, chkRoundTripStint, 64, 3)
chkRoundTripBin(chk, chkRoundTripStint, 64, 4)
chkRoundTripBin(chk, chkRoundTripStint, 64, 5)
chkRoundTripBin(chk, chkRoundTripStint, 64, 6)
chkRoundTripBin(chk, chkRoundTripStint, 64, 7)
chkRoundTripBin(chk, chkRoundTripStint, 64, 8)
chkRoundtripStint(chk, "1" & repeat('0', 63), 64, 2)
chkRoundTripBin(chk, chkRoundTripStint, 128, 1)
chkRoundTripBin(chk, chkRoundTripStint, 128, 2)
chkRoundTripBin(chk, chkRoundTripStint, 128, 3)
chkRoundTripBin(chk, chkRoundTripStint, 128, 4)
chkRoundTripBin(chk, chkRoundTripStint, 128, 5)
chkRoundTripBin(chk, chkRoundTripStint, 128, 6)
chkRoundTripBin(chk, chkRoundTripStint, 128, 7)
chkRoundTripBin(chk, chkRoundTripStint, 128, 8)
chkRoundTripBin(chk, chkRoundTripStint, 128, 9)
chkRoundTripBin(chk, chkRoundTripStint, 128, 10)
chkRoundTripBin(chk, chkRoundTripStint, 128, 11)
chkRoundTripBin(chk, chkRoundTripStint, 128, 12)
chkRoundTripBin(chk, chkRoundTripStint, 128, 13)
chkRoundTripBin(chk, chkRoundTripStint, 128, 14)
chkRoundTripBin(chk, chkRoundTripStint, 128, 15)
chkRoundTripBin(chk, chkRoundTripStint, 128, 16)
chkRoundtripStint(chk, "1" & repeat('0', 127), 128, 2)
chkRoundTripHex(chk, chkRoundTripStint, 8, 1)
chkRoundtripStint(chk, "8" & repeat('0', 1), 8, 16)
chkRoundTripHex(chk, chkRoundTripStint, 16, 1)
chkRoundTripHex(chk, chkRoundTripStint, 16, 2)
chkRoundtripStint(chk, "8" & repeat('0', 3), 16, 16)
chkRoundTripHex(chk, chkRoundTripStint, 32, 1)
chkRoundTripHex(chk, chkRoundTripStint, 32, 2)
chkRoundTripHex(chk, chkRoundTripStint, 32, 3)
chkRoundTripHex(chk, chkRoundTripStint, 32, 4)
chkRoundtripStint(chk, "8" & repeat('0', 7), 32, 16)
chkRoundTripHex(chk, chkRoundTripStint, 64, 1)
chkRoundTripHex(chk, chkRoundTripStint, 64, 2)
chkRoundTripHex(chk, chkRoundTripStint, 64, 3)
chkRoundTripHex(chk, chkRoundTripStint, 64, 4)
chkRoundTripHex(chk, chkRoundTripStint, 64, 5)
chkRoundTripHex(chk, chkRoundTripStint, 64, 6)
chkRoundTripHex(chk, chkRoundTripStint, 64, 7)
chkRoundTripHex(chk, chkRoundTripStint, 64, 8)
chkRoundtripStint(chk, "8" & repeat('0', 15), 64, 16)
chkRoundTripHex(chk, chkRoundTripStint, 128, 1)
chkRoundTripHex(chk, chkRoundTripStint, 128, 2)
chkRoundTripHex(chk, chkRoundTripStint, 128, 3)
chkRoundTripHex(chk, chkRoundTripStint, 128, 4)
chkRoundTripHex(chk, chkRoundTripStint, 128, 5)
chkRoundTripHex(chk, chkRoundTripStint, 128, 6)
chkRoundTripHex(chk, chkRoundTripStint, 128, 7)
chkRoundTripHex(chk, chkRoundTripStint, 128, 8)
chkRoundTripHex(chk, chkRoundTripStint, 128, 9)
chkRoundTripHex(chk, chkRoundTripStint, 128, 10)
chkRoundTripHex(chk, chkRoundTripStint, 128, 11)
chkRoundTripHex(chk, chkRoundTripStint, 128, 12)
chkRoundTripHex(chk, chkRoundTripStint, 128, 13)
chkRoundTripHex(chk, chkRoundTripStint, 128, 14)
chkRoundTripHex(chk, chkRoundTripStint, 128, 15)
chkRoundTripHex(chk, chkRoundTripStint, 128, 16)
chkRoundtripStint(chk, "8" & repeat('0', 31), 128, 16)
chkRoundTripOct(chk, chkRoundTripStint, 8, 1)
chkRoundtripStint(chk, "377", 8, 8)
chkRoundtripStint(chk, "200", 8, 8)
chkRoundTripOct(chk, chkRoundTripStint, 16, 1)
chkRoundTripOct(chk, chkRoundTripStint, 16, 2)
chkRoundtripStint(chk, "377", 16, 8)
chkRoundtripStint(chk, "200", 16, 8)
chkRoundtripStint(chk, "177777", 16, 8)
chkRoundtripStint(chk, "100000", 16, 8)
chkRoundTripOct(chk, chkRoundTripStint, 32, 1)
chkRoundTripOct(chk, chkRoundTripStint, 32, 2)
chkRoundTripOct(chk, chkRoundTripStint, 32, 3)
chkRoundtripStint(chk, "377", 32, 8)
chkRoundtripStint(chk, "200", 32, 8)
chkRoundtripStint(chk, "177777", 32, 8)
chkRoundtripStint(chk, "100000", 32, 8)
chkRoundtripStint(chk, "37777777777", 32, 8)
chkRoundtripStint(chk, "20000000000", 32, 8)
chkRoundTripOct(chk, chkRoundTripStint, 64, 1)
chkRoundTripOct(chk, chkRoundTripStint, 64, 2)
chkRoundTripOct(chk, chkRoundTripStint, 64, 3)
chkRoundTripOct(chk, chkRoundTripStint, 64, 4)
chkRoundTripOct(chk, chkRoundTripStint, 64, 5)
chkRoundTripOct(chk, chkRoundTripStint, 64, 6)
chkRoundTripOct(chk, chkRoundTripStint, 64, 7)
chkRoundtripStint(chk, "377", 64, 8)
chkRoundtripStint(chk, "200", 64, 8)
chkRoundtripStint(chk, "177777", 64, 8)
chkRoundtripStint(chk, "100000", 64, 8)
chkRoundtripStint(chk, "37777777777", 64, 8)
chkRoundtripStint(chk, "20000000000", 64, 8)
chkRoundtripStint(chk, "1777777777777777777777", 64, 8)
chkRoundtripStint(chk, "1000000000000000000000", 64, 8)
chkRoundTripOct(chk, chkRoundTripStint, 128, 1)
chkRoundTripOct(chk, chkRoundTripStint, 128, 2)
chkRoundTripOct(chk, chkRoundTripStint, 128, 3)
chkRoundTripOct(chk, chkRoundTripStint, 128, 4)
chkRoundTripOct(chk, chkRoundTripStint, 128, 5)
chkRoundTripOct(chk, chkRoundTripStint, 128, 6)
chkRoundTripOct(chk, chkRoundTripStint, 128, 7)
chkRoundTripOct(chk, chkRoundTripStint, 128, 8)
chkRoundTripOct(chk, chkRoundTripStint, 128, 9)
chkRoundTripOct(chk, chkRoundTripStint, 128, 10)
chkRoundTripOct(chk, chkRoundTripStint, 128, 11)
chkRoundTripOct(chk, chkRoundTripStint, 128, 12)
chkRoundTripOct(chk, chkRoundTripStint, 128, 13)
chkRoundTripOct(chk, chkRoundTripStint, 128, 14)
chkRoundtripStint(chk, "377", 128, 8)
chkRoundtripStint(chk, "200", 128, 8)
chkRoundtripStint(chk, "177777", 128, 8)
chkRoundtripStint(chk, "100000", 128, 8)
chkRoundtripStint(chk, "37777777777", 128, 8)
chkRoundtripStint(chk, "20000000000", 128, 8)
chkRoundtripStint(chk, "1777777777777777777777", 128, 8)
chkRoundtripStint(chk, "1000000000000000000000", 128, 8)
chkRoundtripStint(chk, "3777777777777777777777777777777777777777777", 128, 8)
chkRoundtripStint(chk, "2000000000000000000000000000000000000000000", 128, 8)
chkRoundTripDec(chk, chkRoundTripStint, 8, 1)
chkRoundtripStint(chk, "127", 8, 10)
chkRoundtripStint(chk, "-127", 8, 10)
# chkRoundtripStint(chk, "-128", 8, 10) # TODO: not supported yet
chkRoundTripDec(chk, chkRoundTripStint, 16, 1)
chkRoundTripDec(chk, chkRoundTripStint, 16, 2)
chkRoundtripStint(chk, "255", 16, 10)
chkRoundtripStint(chk, "127", 16, 10)
chkRoundtripStint(chk, "-128", 16, 10)
chkRoundtripStint(chk, "32767", 16, 10)
chkRoundtripStint(chk, "-32767", 16, 10)
#chkRoundtripStint(chk, "-32768", 16, 10) # TODO: not supported yet
chkRoundTripDec(chk, chkRoundTripStint, 32, 1)
chkRoundTripDec(chk, chkRoundTripStint, 32, 2)
chkRoundTripDec(chk, chkRoundTripStint, 32, 3)
chkRoundtripStint(chk, "255", 32, 10)
chkRoundtripStint(chk, "127", 32, 10)
chkRoundtripStint(chk, "-128", 32, 10)
chkRoundtripStint(chk, "32767", 32, 10)
chkRoundtripStint(chk, "-32768", 32, 10)
chkRoundtripStint(chk, "65535", 32, 10)
chkRoundtripStint(chk, "-2147483647", 32, 10)
#chkRoundtripStint(chk, "-2147483648", 32, 10) # TODO: not supported yet
chkRoundTripDec(chk, chkRoundTripStint, 64, 1)
chkRoundTripDec(chk, chkRoundTripStint, 64, 2)
chkRoundTripDec(chk, chkRoundTripStint, 64, 3)
chkRoundTripDec(chk, chkRoundTripStint, 64, 4)
chkRoundTripDec(chk, chkRoundTripStint, 64, 5)
chkRoundTripDec(chk, chkRoundTripStint, 64, 6)
chkRoundTripDec(chk, chkRoundTripStint, 64, 7)
chkRoundtripStint(chk, "255", 64, 10)
chkRoundtripStint(chk, "65535", 64, 10)
chkRoundtripStint(chk, "127", 64, 10)
chkRoundtripStint(chk, "-128", 64, 10)
chkRoundtripStint(chk, "32767", 64, 10)
chkRoundtripStint(chk, "-32768", 64, 10)
chkRoundtripStint(chk, "65535", 64, 10)
chkRoundtripStint(chk, "-2147483648", 64, 10)
chkRoundtripStint(chk, "4294967295", 64, 10)
chkRoundtripStint(chk, "-9223372036854775807", 64, 10)
#chkRoundtripStint(chk, "-9223372036854775808", 64, 10) # TODO: not supported yet
chkRoundTripDec(chk, chkRoundTripStint, 128, 1)
chkRoundTripDec(chk, chkRoundTripStint, 128, 2)
chkRoundTripDec(chk, chkRoundTripStint, 128, 3)
chkRoundTripDec(chk, chkRoundTripStint, 128, 4)
chkRoundTripDec(chk, chkRoundTripStint, 128, 5)
chkRoundTripDec(chk, chkRoundTripStint, 128, 6)
chkRoundTripDec(chk, chkRoundTripStint, 128, 7)
chkRoundTripDec(chk, chkRoundTripStint, 128, 8)
chkRoundTripDec(chk, chkRoundTripStint, 128, 9)
chkRoundTripDec(chk, chkRoundTripStint, 128, 10)
chkRoundTripDec(chk, chkRoundTripStint, 128, 11)
chkRoundTripDec(chk, chkRoundTripStint, 128, 12)
chkRoundTripDec(chk, chkRoundTripStint, 128, 13)
chkRoundTripDec(chk, chkRoundTripStint, 128, 14)
chkRoundtripStint(chk, "255", 128, 10)
chkRoundtripStint(chk, "65535", 128, 10)
chkRoundtripStint(chk, "4294967295", 128, 10)
chkRoundtripStint(chk, "18446744073709551615", 128, 10)
chkRoundtripStint(chk, "-170141183460469231731687303715884105727", 128, 10)
#chkRoundtripStint(chk, "-170141183460469231731687303715884105728", 128, 10) # TODO: not supported yet
tst "roundtrip initFromBytesBE and toByteArrayBE":
chkRoundtripBE(chk, "x", 8)
chkRoundtripBE(chk, "xy", 16)
chkRoundtripBE(chk, "xyzw", 32)
chkRoundtripBE(chk, "xyzwabcd", 64)
chkRoundtripBE(chk, "xyzwabcd12345678", 128)
chkRoundtripBE(chk, "xyzwabcd12345678kilimanjarohello", 256)
tst "[stuint] dumpHex":
chkDumpHexStuint(chk, "ab", "ab", 8)
chkDumpHexStuint(chk, "00ab", "ab00", 16)
chkDumpHexStuint(chk, "abcd", "cdab", 16)
chkDumpHexStuint(chk, "000000ab", "ab000000", 32)
chkDumpHexStuint(chk, "3412abcd", "cdab1234", 32)
chkDumpHexStuint(chk, "00000000000000ab", "ab00000000000000", 64)
chkDumpHexStuint(chk, "abcdef0012345678", "7856341200efcdab", 64)
chkDumpHexStuint(chk, "abcdef0012345678abcdef1122334455", "5544332211efcdab7856341200efcdab", 128)
tst "[stint] dumpHex":
chkDumpHexStint(chk, "ab", "ab", 8)
chkDumpHexStint(chk, "00ab", "ab00", 16)
chkDumpHexStint(chk, "abcd", "cdab", 16)
chkDumpHexStint(chk, "000000ab", "ab000000", 32)
chkDumpHexStint(chk, "3412abcd", "cdab1234", 32)
chkDumpHexStint(chk, "00000000000000ab", "ab00000000000000", 64)
chkDumpHexStint(chk, "abcdef0012345678", "7856341200efcdab", 64)
chkDumpHexStint(chk, "abcdef0012345678abcdef1122334455", "5544332211efcdab7856341200efcdab", 128)
static:
testIO(ctCheck, ctTest)
proc main() =
# Nim GC protests we are using too much global variables
# so put it in a proc
suite "Testing input and output procedures":
testIO(check, test)
# dumpHex
test "toByteArrayBE CT vs RT":
chkCTvsRT(check, 0xab'u8, 8)
chkCTvsRT(check, 0xab'u16, 16)
chkCTvsRT(check, 0xabcd'u16, 16)
chkCTvsRT(check, 0xab'u32, 32)
chkCTvsRT(check, 0xabcd'u32, 32)
chkCTvsRT(check, 0xabcdef12'u32, 32)
chkCTvsRT(check, 0xab'u64, 64)
chkCTvsRT(check, 0xabcd'u64, 64)
chkCTvsRT(check, 0xabcdef12'u64, 64)
chkCTvsRT(check, 0xabcdef12abcdef12'u64, 64)
chkCTvsRT(check, 0xab'u64, 128)
chkCTvsRT(check, 0xabcd'u64, 128)
chkCTvsRT(check, 0xabcdef12'u64, 128)
chkCTvsRT(check, 0xabcdef12abcdef12'u64, 128)
test "Creation from decimal strings":
block:
let a = "123456789".parse(Stint[64])
let b = 123456789.stint(64)
check: a == b
check: 123456789'i64 == cast[int64](a)
block:
let a = "123456789".parse(Stuint[64])
let b = 123456789.stuint(64)
check: a == b
check: 123456789'u64 == cast[uint64](a)
block:
let a = "-123456789".parse(Stint[64])
let b = (-123456789).stint(64)
check: a == b
check: -123456789'i64 == cast[int64](a)
test "Creation from hex strings":
block:
let a = "0xFF".parse(Stint[64], radix = 16)
let b = 255.stint(64)
check: a == b
check: 255'i64 == cast[int64](a)
block:
let a = "0xFF".parse(Stuint[64], radix = 16)
let b = 255.stuint(64)
check: a == b
check: 255'u64 == cast[uint64](a)
let a2 = hexToUint[64]("0xFF")
check: a == a2
block:
let a = "0xFFFF".parse(Stint[16], 16)
let b = (-1'i16).stint(16)
check: a == b
check: -1'i16 == cast[int16](a)
test "Conversion to decimal strings":
block:
let a = 1234567891234567890.stint(128)
check: a.toString == "1234567891234567890"
check: $a == "1234567891234567890"
block:
let a = 1234567891234567890.stuint(128)
check: a.toString == "1234567891234567890"
check: $a == "1234567891234567890"
block:
let a = (-1234567891234567890).stint(128)
check: a.toString == "-1234567891234567890"
check: $a == "-1234567891234567890"
test "Conversion to hex strings":
block:
let a = 0x1234567890ABCDEF.stint(128)
check: a.toHex.toUpperAscii == "1234567890ABCDEF"
block:
let a = 0x1234567890ABCDEF.stuint(128)
check: a.toHex.toUpperAscii == "1234567890ABCDEF"
# TODO: negative hex
test "Hex dump":
block:
let a = 0x1234'i32.stint(32)
check: a.dumpHex(bigEndian).toUpperAscii == "00001234"
block:
let a = 0x1234'i32.stint(32)
check: a.dumpHex(littleEndian).toUpperAscii == "34120000"
test "Back and forth bigint conversion consistency":
block:
let s = "1234567890123456789012345678901234567890123456789"
let a = parse(s, StInt[512])
check: a.toString == s
check: $a == s
block:
let s = "1234567890123456789012345678901234567890123456789"
let a = parse(s, StUInt[512])
check: a.toString == s
check: $a == s
test "Truncate: int, int64, uint, uint64":
block:
let x = 100.stuint(128)
check:
x.truncate(int) == 100
x.truncate(int64) == 100'i64
x.truncate(uint64) == 100'u64
x.truncate(uint) == 100'u
block:
let x = pow(2.stuint(128), 64) + 1
check:
# x.truncate(int) == 1 # This is undefined
# x.truncate(int64) == 1'i64 # This is undefined
x.truncate(uint64) == 1'u64
x.truncate(uint) == 1'u
test "toInt, toInt64, toUint, toUint64 - word size (32/64-it) specific":
when not defined(stint_test):
# stint_test forces word size of 32-bit
# while stint uses uint64 by default.
block:
let x = pow(2.stuint(128), 32) + 1
when sizeof(int) == 4: # 32-bit machines
check:
x.truncate(uint) == 1'u
x.truncate(uint64) == 2'u64^32 + 1
else:
check:
x.truncate(uint) == 2'u^32 + 1
x.truncate(uint64) == 2'u64^32 + 1
else:
echo "Next test skipped when Stint forces uint32 backend in test mode"
test "Parsing an unexpected 0x prefix for a decimal string is a CatchableError and not a defect":
let s = "0x123456"
expect(ValueError):
let value = parse(s, StUint[256], 10)
suite "Testing conversion functions: Hex, Bytes, Endianness using secp256k1 curve":
let
SECPK1_N_HEX = "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141".toLowerAscii
SECPK1_N = "115792089237316195423570985008687907852837564279074904382605163141518161494337".u256
SECPK1_N_BYTES = [byte(255), 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 254, 186, 174, 220, 230, 175, 72, 160, 59, 191, 210, 94, 140, 208, 54, 65, 65]
test "explicit conversions from basic types":
type
UInt256 = Stuint[256]
Int128 = Stint[128]
let x = 10.uint16
check:
x.to(UInt256).bits == 256
x.to(Int128).bits == 128
test "hex -> uint256":
check: SECPK1_N_HEX.parse(Stuint[256], radix = 16) == SECPK1_N
test "uint256 -> hex":
check: SECPK1_N.dumpHex == SECPK1_N_HEX
test "hex -> big-endian array -> uint256":
check: readUintBE[256](SECPK1_N_BYTES) == SECPK1_N
test "uint256 -> minimal big-endian array -> uint256":
# test drive the conversion logic by testing the first 25 factorials:
var f = 1.stuint(256)
for i in 2 .. 25:
f = f * i.stuint(256)
let
bytes = f.toByteArrayBE
nonZeroBytes = significantBytesBE(bytes)
fRestored = Uint256.fromBytesBE(bytes.toOpenArray(bytes.len - nonZeroBytes,
bytes.len - 1))
check f == fRestored
test "uint256 -> big-endian array -> hex":
check: SECPK1_N.toByteArrayBE == SECPK1_N_BYTES
# This is a sample of signatures generated with a known-good implementation of the ECDSA
# algorithm, which we use to test our ECC backends. If necessary, it can be generated from scratch
# with the following code:
#
# """python
# from devp2p import crypto
# from eth_utils import encode_hex
# msg = b'message'
# msghash = crypto.sha3(b'message')
# for secret in ['alice', 'bob', 'eve']:
# print("'{}': dict(".format(secret))
# privkey = crypto.mk_privkey(secret)
# pubkey = crypto.privtopub(privkey)
# print(" privkey='{}',".format(encode_hex(privkey)))
# print(" pubkey='{}',".format(encode_hex(crypto.privtopub(privkey))))
# ecc = crypto.ECCx(raw_privkey=privkey)
# sig = ecc.sign(msghash)
# print(" sig='{}',".format(encode_hex(sig)))
# print(" raw_sig='{}')".format(crypto._decode_sig(sig)))
# doAssert crypto.ecdsa_recover(msghash, sig) == pubkey
# """
type
testKeySig = object
privkey*: string
pubkey*: string
raw_sig*: tuple[v: int, r, s: string]
serialized_sig*: string
let
alice = testKeySig(
privkey: "9c0257114eb9399a2985f8e75dad7600c5d89fe3824ffa99ec1c3eb8bf3b0501",
pubkey: "5eed5fa3a67696c334762bb4823e585e2ee579aba3558d9955296d6c04541b426078dbd48d74af1fd0c72aa1a05147cf17be6b60bdbed6ba19b08ec28445b0ca",
raw_sig: (
v: 1,
r: "B20E2EA5D3CBAA83C1E0372F110CF12535648613B479B64C1A8C1A20C5021F38", # Decimal "80536744857756143861726945576089915884233437828013729338039544043241440681784",
s: "0434D07EC5795E3F789794351658E80B7FAF47A46328F41E019D7B853745CDFD" # Decimal "1902566422691403459035240420865094128779958320521066670269403689808757640701"
),
serialized_sig: "b20e2ea5d3cbaa83c1e0372f110cf12535648613b479b64c1a8c1a20c5021f380434d07ec5795e3f789794351658e80b7faf47a46328f41e019d7b853745cdfd01"
)
bob = testKeySig(
privkey: "38e47a7b719dce63662aeaf43440326f551b8a7ee198cee35cb5d517f2d296a2",
pubkey: "347746ccb908e583927285fa4bd202f08e2f82f09c920233d89c47c79e48f937d049130e3d1c14cf7b21afefc057f71da73dec8e8ff74ff47dc6a574ccd5d570",
raw_sig: (
v: 1,
r: "5C48EA4F0F2257FA23BD25E6FCB0B75BBE2FF9BBDA0167118DAB2BB6E31BA76E", # Decimal "41741612198399299636429810387160790514780876799439767175315078161978521003886",
s: "691DBDAF2A231FC9958CD8EDD99507121F8184042E075CF10F98BA88ABFF1F36" # Decimal "47545396818609319588074484786899049290652725314938191835667190243225814114102"
),
serialized_sig: "5c48ea4f0f2257fa23bd25e6fcb0b75bbe2ff9bbda0167118dab2bb6e31ba76e691dbdaf2a231fc9958cd8edd99507121f8184042e075cf10f98ba88abff1f3601"
)
eve = testKeySig(
privkey: "876be0999ed9b7fc26f1b270903ef7b0c35291f89407903270fea611c85f515c",
pubkey: "c06641f0d04f64dba13eac9e52999f2d10a1ff0ca68975716b6583dee0318d91e7c2aed363ed22edeba2215b03f6237184833fd7d4ad65f75c2c1d5ea0abecc0",
raw_sig: (
v: 0,
r: "BABEEFC5082D3CA2E0BC80532AB38F9CFB196FB9977401B2F6A98061F15ED603", # Decimal "84467545608142925331782333363288012579669270632210954476013542647119929595395",
s: "603D0AF084BF906B2CDF6CDDE8B2E1C3E51A41AF5E9ADEC7F3643B3F1AA2AADF" # Decimal "43529886636775750164425297556346136250671451061152161143648812009114516499167"
),
serialized_sig: "babeefc5082d3ca2e0bc80532ab38f9cfb196fb9977401b2f6a98061f15ed603603d0af084bf906b2cdf6cdde8b2e1c3e51a41af5e9adec7f3643b3f1aa2aadf00"
)
test "Alice signature":
check: alice.raw_sig.r.parse(Stuint[256], 16) == "80536744857756143861726945576089915884233437828013729338039544043241440681784".u256
check: alice.raw_sig.s.parse(Stuint[256], 16) == "1902566422691403459035240420865094128779958320521066670269403689808757640701".u256
test "Bob signature":
check: bob.raw_sig.r.parse(Stuint[256], 16) == "41741612198399299636429810387160790514780876799439767175315078161978521003886".u256
check: bob.raw_sig.s.parse(Stuint[256], 16) == "47545396818609319588074484786899049290652725314938191835667190243225814114102".u256
test "Eve signature":
check: eve.raw_sig.r.parse(Stuint[256], 16) == "84467545608142925331782333363288012579669270632210954476013542647119929595395".u256
check: eve.raw_sig.s.parse(Stuint[256], 16) == "43529886636775750164425297556346136250671451061152161143648812009114516499167".u256
test "Using stint values in a hash table":
block:
var t = initTable[UInt128, string]()
var numbers = @[
parse("0", UInt128),
parse("122342408432", UInt128),
parse("23853895230124238754328", UInt128),
parse("4539086493082871342142388475734534753453", UInt128),
]
for n in numbers:
t[n] = $n
for n in numbers:
check t[n] == $n
block:
var t = initTable[Int256, string]()
var numbers = @[
parse("0", Int256),
parse("-1", Int256),
parse("-12315123298", Int256),
parse("23853895230124238754328", Int256),
parse("-3429023852897428742874325245342129842", Int256),
]
for n in numbers:
t[n] = $n
for n in numbers:
check t[n] == $n
main()