nix-bitcoin/test/make-test.nix

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testArgs:
let
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stablePkgs = import <nixpkgs> { config = {}; overlays = []; };
unstable = (import ../pkgs/nixpkgs-pinned.nix).nixpkgs-unstable;
# Stable nixpkgs doesn't yet include the Python testing framework.
# Use unstable nixpkgs and patch it so that it uses stable nixpkgs for the VM
# machine configuration.
testingPkgs =
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stablePkgs.runCommand "nixpkgs-testing" {} ''
cp -r ${unstable} $out
cd $out
chmod +w -R .
patch -p1 < ${./use-stable-pkgs.patch}
'';
test = (import "${testingPkgs}/nixos/tests/make-test-python.nix") testArgs;
fixedTest = { system ? builtins.currentSystem, ... }@args:
let
pkgs = (import testingPkgs { inherit system; config = {}; overlays = []; } );
pkgsFixed = pkgs // {
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# Fix the black Python code formatter that's used in the test to allow the test
# script to have longer lines. The default width of 88 chars is too restrictive for
# our script.
python3Packages = pkgs.python3Packages // {
black = pkgs.writeScriptBin "black" ''
fileToCheck=''${@:$#}
[[ $fileToCheck = *test-script ]] && extraArgs='--line-length 100'
exec ${pkgs.python3Packages.black}/bin/black $extraArgs "$@"
'';
};
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# QEMU 4.20 from unstable fails on Travis build nodes with message
# "error: failed to set MSR 0x48b to 0x159ff00000000"
# Use version 4.0.1 instead.
inherit (stablePkgs) qemu_test;
};
in
test (args // { pkgs = pkgsFixed; });
in
fixedTest