nixpkgs/pkgs/test/make-binary-wrapper/default.nix

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{ lib
, stdenv
, pkgsCross
, makeBinaryWrapper
, writeText
, runCommand
, runCommandCC
}:
let
env = { nativeBuildInputs = [ makeBinaryWrapper ]; };
envCheck = runCommandCC "envcheck" env ''
cc -Wall -Werror -Wpedantic -o $out ${./envcheck.c}
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'';
makeGoldenTest = testname: runCommand "make-binary-wrapper-test-${testname}" env ''
mkdir -p tmp/foo # for the chdir test
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params=$(<"${./.}/${testname}.cmdline")
eval "makeCWrapper /send/me/flags $params" > wrapper.c
diff wrapper.c "${./.}/${testname}.c"
if [ -f "${./.}/${testname}.env" ]; then
eval "makeWrapper ${envCheck} wrapped $params"
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env -i ./wrapped > env.txt
sed "s#SUBST_ARGV0#${envCheck}#;s#SUBST_CWD#$PWD#" \
"${./.}/${testname}.env" > golden-env.txt
if ! diff env.txt golden-env.txt; then
echo "env/argv should be:"
cat golden-env.txt
echo "env/argv output is:"
cat env.txt
exit 1
fi
else
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# without a golden env, we expect the wrapper compilation to fail
! eval "makeWrapper ${envCheck} wrapped $params" &> error.txt
fi
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cp wrapper.c $out
'';
tests = lib.genAttrs [
"add-flags"
"argv0"
"basic"
"chdir"
"combination"
"env"
"inherit-argv0"
"invalid-env"
"overlength-strings"
"prefix"
"suffix"
] makeGoldenTest // lib.optionalAttrs (! stdenv.isDarwin) {
cross = pkgsCross.aarch64-multiplatform.callPackage ./cross.nix { };
};
in
writeText "make-binary-wrapper-tests" ''
${lib.concatStringsSep "\n" (builtins.attrValues tests)}
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'' // tests