nim-libp2p/tests/testutility.nim

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{.used.}
# Nim-Libp2p
# Copyright (c) 2023 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
# * MIT license ([LICENSE-MIT](LICENSE-MIT))
# at your option.
# This file may not be copied, modified, or distributed except according to
# those terms.
import ./helpers
import ../libp2p/utility
suite "Utility":
test "successful safeConvert from int8 to int16":
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let res = safeConvert[int16, int8]((-128).int8)
check res == -128'i16
test "unsuccessful safeConvert from int16 to int8":
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check not (compiles do:
result: int8 = safeConvert[int8, int16](32767'i16))
test "successful safeConvert from uint8 to uint16":
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let res: uint16 = safeConvert[uint16, uint8](255'u8)
check res == 255'u16
test "unsuccessful safeConvert from uint16 to uint8":
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check not (compiles do:
result: uint8 = safeConvert[uint8, uint16](256'u16))
test "successful safeConvert from char to int":
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let res: int = safeConvert[int, char]('A')
check res == 65
test "unsuccessful safeConvert from int to char":
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check not (compiles do:
result: char = safeConvert[char, int](128))
test "successful safeConvert from bool to int":
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let res: int = safeConvert[int, bool](true)
check res == 1
test "unsuccessful safeConvert from int to bool":
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check not (compiles do:
result: bool = safeConvert[bool, int](2))
test "successful safeConvert from enum to int":
type Color = enum red, green, blue
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let res: int = safeConvert[int, Color](green)
check res == 1
test "unsuccessful safeConvert from int to enum":
type Color = enum red, green, blue
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check not (compiles do:
result: Color = safeConvert[Color, int](3))
test "successful safeConvert from range to int":
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let res: int = safeConvert[int, range[1..10]](5)
check res == 5
test "unsuccessful safeConvert from int to range":
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check not (compiles do:
result: range[1..10] = safeConvert[range[1..10], int](11))
test "unsuccessful safeConvert from int to uint":
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check not (compiles do:
result: uint = safeConvert[uint, int](11))
test "unsuccessful safeConvert from uint to int":
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check not (compiles do:
result: uint = safeConvert[int, uint](11.uint))