lix/tests/shell.nix
Maximilian Bosch 04cd2da84c
Merge branch 'master' into structured-attrs-shell
Conflicts:
        src/nix/develop.cc
        src/nix/get-env.sh
        tests/shell.nix
2021-07-12 15:49:39 +02:00

86 lines
1.8 KiB
Nix

{ inNixShell ? false, contentAddressed ? false }:
let cfg = import ./config.nix; in
with cfg;
let
mkDerivation =
if contentAddressed then
args: cfg.mkDerivation ({
__contentAddressed = true;
outputHashMode = "recursive";
outputHashAlgo = "sha256";
} // args)
else cfg.mkDerivation;
in
let pkgs = rec {
setupSh = builtins.toFile "setup" ''
export VAR_FROM_STDENV_SETUP=foo
for pkg in $buildInputs; do
export PATH=$PATH:$pkg/bin
done
# mimic behavior of stdenv for `$out` etc. for structured attrs.
if [ -n "''${NIX_ATTRS_SH_FILE}" ]; then
for o in "''${!outputs[@]}"; do
eval "''${o}=''${outputs[$o]}"
export "''${o}"
done
fi
declare -a arr1=(1 2 "3 4" 5)
declare -a arr2=(x $'\n' $'x\ny')
fun() {
echo blabla
}
'';
stdenv = mkDerivation {
name = "stdenv";
buildCommand = ''
mkdir -p $out
ln -s ${setupSh} $out/setup
'';
};
shellDrv = mkDerivation {
name = "shellDrv";
builder = "/does/not/exist";
VAR_FROM_NIX = "bar";
ASCII_PERCENT = "%";
ASCII_AT = "@";
TEST_inNixShell = if inNixShell then "true" else "false";
inherit stdenv;
outputs = ["dev" "out"];
};
# Used by nix-shell -p
runCommand = name: args: buildCommand: mkDerivation (args // {
inherit name buildCommand stdenv;
});
foo = runCommand "foo" {} ''
mkdir -p $out/bin
echo 'echo foo' > $out/bin/foo
chmod a+rx $out/bin/foo
ln -s ${shell} $out/bin/bash
'';
bar = runCommand "bar" {} ''
mkdir -p $out/bin
echo 'echo bar' > $out/bin/bar
chmod a+rx $out/bin/bar
'';
bash = shell;
# ruby "interpreter" that outputs "$@"
ruby = runCommand "ruby" {} ''
mkdir -p $out/bin
echo 'printf %s "$*"' > $out/bin/ruby
chmod a+rx $out/bin/ruby
'';
inherit pkgs;
}; in pkgs