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#!/usr/bin/env bash
# Tests lib/network.nix
# Run:
# [nixpkgs]$ lib/tests/network.sh
# or:
# [nixpkgs]$ nix-build lib/tests/release.nix
set -euo pipefail
shopt -s inherit_errexit
if [[ -n "${TEST_LIB:-}" ]]; then
NIX_PATH=nixpkgs="$(dirname "$TEST_LIB")"
else
NIX_PATH=nixpkgs="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.."; pwd)"
fi
export NIX_PATH
die() {
echo >&2 "test case failed: " "$@"
exit 1
}
tmp="$(mktemp -d)"
clean_up() {
rm -rf "$tmp"
}
trap clean_up EXIT SIGINT SIGTERM
work="$tmp/work"
mkdir "$work"
cd "$work"
prefixExpression='
let
lib = import <nixpkgs/lib>;
internal = import <nixpkgs/lib/network/internal.nix> {
inherit lib;
};
in
with lib;
with lib.network;
'
expectSuccess() {
local expr=$1
local expectedResult=$2
if ! result=$(nix-instantiate --eval --strict --json --show-trace \
--expr "$prefixExpression ($expr)"); then
die "$expr failed to evaluate, but it was expected to succeed"
fi
if [[ ! "$result" == "$expectedResult" ]]; then
die "$expr == $result, but $expectedResult was expected"
fi
}
expectSuccessRegex() {
local expr=$1
local expectedResultRegex=$2
if ! result=$(nix-instantiate --eval --strict --json --show-trace \
--expr "$prefixExpression ($expr)"); then
die "$expr failed to evaluate, but it was expected to succeed"
fi
if [[ ! "$result" =~ $expectedResultRegex ]]; then
die "$expr == $result, but $expectedResultRegex was expected"
fi
}
expectFailure() {
local expr=$1
local expectedErrorRegex=$2
if result=$(nix-instantiate --eval --strict --json --show-trace 2>"$work/stderr" \
--expr "$prefixExpression ($expr)"); then
die "$expr evaluated successfully to $result, but it was expected to fail"
fi
if [[ ! "$(<"$work/stderr")" =~ $expectedErrorRegex ]]; then
die "Error was $(<"$work/stderr"), but $expectedErrorRegex was expected"
fi
}
# Internal functions
expectSuccess '(internal._ipv6.split "0:0:0:0:0:0:0:0").address' '[0,0,0,0,0,0,0,0]'
expectSuccess '(internal._ipv6.split "000a:000b:000c:000d:000e:000f:ffff:aaaa").address' '[10,11,12,13,14,15,65535,43690]'
expectSuccess '(internal._ipv6.split "::").address' '[0,0,0,0,0,0,0,0]'
expectSuccess '(internal._ipv6.split "::0000").address' '[0,0,0,0,0,0,0,0]'
expectSuccess '(internal._ipv6.split "::1").address' '[0,0,0,0,0,0,0,1]'
expectSuccess '(internal._ipv6.split "::ffff").address' '[0,0,0,0,0,0,0,65535]'
expectSuccess '(internal._ipv6.split "::000f").address' '[0,0,0,0,0,0,0,15]'
expectSuccess '(internal._ipv6.split "::1:1:1:1:1:1:1").address' '[0,1,1,1,1,1,1,1]'
expectSuccess '(internal._ipv6.split "1::").address' '[1,0,0,0,0,0,0,0]'
expectSuccess '(internal._ipv6.split "1:1:1:1:1:1:1::").address' '[1,1,1,1,1,1,1,0]'
expectSuccess '(internal._ipv6.split "1:1:1:1::1:1:1").address' '[1,1,1,1,0,1,1,1]'
expectSuccess '(internal._ipv6.split "1::1").address' '[1,0,0,0,0,0,0,1]'
expectFailure 'internal._ipv6.split "0:0:0:0:0:0:0:-1"' "contains malformed characters for IPv6 address"
expectFailure 'internal._ipv6.split "::0:"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split ":0::"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "0::0:"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "0:0:"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "0:0:0:0:0:0:0:0:0"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "0:0:0:0:0:0:0:0:"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "::0:0:0:0:0:0:0:0"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "0::0:0:0:0:0:0:0"' "is not a valid IPv6 address"
expectFailure 'internal._ipv6.split "::10000"' "0x10000 is not a valid u16 integer"
expectSuccess '(internal._ipv6.split "::").prefixLength' '128'
expectSuccess '(internal._ipv6.split "::/1").prefixLength' '1'
expectSuccess '(internal._ipv6.split "::/128").prefixLength' '128'
expectFailure '(internal._ipv6.split "::/0").prefixLength' "IPv6 subnet should be in range \[1;128\], got 0"
expectFailure '(internal._ipv6.split "::/129").prefixLength' "IPv6 subnet should be in range \[1;128\], got 129"
expectFailure '(internal._ipv6.split "/::/").prefixLength' "is not a valid IPv6 address in CIDR notation"
# Library API
expectSuccess 'lib.network.ipv6.fromString "2001:DB8::ffff/64"' '{"address":"2001:db8:0:0:0:0:0:ffff","prefixLength":64}'
expectSuccess 'lib.network.ipv6.fromString "1234:5678:90ab:cdef:fedc:ba09:8765:4321/44"' '{"address":"1234:5678:90ab:cdef:fedc:ba09:8765:4321","prefixLength":44}'
echo >&2 tests ok
|
