lix/tests/sandbox.nix

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# Test Nix builder sandbox.
{ system, nix }:
with import <nixpkgs/nixos/lib/testing.nix> { inherit system; };
let
mkUtils = pkgs: pkgs.buildEnv {
name = "sandbox-utils";
paths = [ pkgs.coreutils pkgs.utillinux pkgs.bash ];
pathsToLink = [ "/bin" "/sbin" ];
};
utils32 = mkUtils pkgs.pkgsi686Linux;
utils64 = mkUtils pkgs;
sandboxTestScript = pkgs.writeText "sandbox-testscript.sh" ''
[ $(id -u) -eq 0 ]
cp -p "$testfile" foo
chown 1024:1024 foo
touch "$out"
'';
testExpr = arch: pkgs.writeText "sandbox-test.nix" ''
let
utils = builtins.storePath
${if arch == "i686-linux" then utils32 else utils64};
in derivation {
name = "sandbox-test";
system = "${arch}";
builder = "''${utils}/bin/bash";
args = ["-e" ${sandboxTestScript}];
PATH = "''${utils}/bin";
testfile = builtins.toFile "test" "i am a test file";
}
'';
in makeTest {
name = "nix-sandbox";
machine = { pkgs, ... }: {
nix.package = nix;
nix.useSandbox = true;
nix.binaryCaches = [];
virtualisation.writableStore = true;
virtualisation.pathsInNixDB = [ utils32 utils64 ];
};
testScript = ''
$machine->waitForUnit("multi-user.target");
$machine->succeed("nix-build ${testExpr "x86_64-linux"}");
$machine->succeed("nix-build ${testExpr "i686-linux"}");
'';
}