tvl-depot/third_party/nix/tests/multiple-outputs.nix
Vincent Ambo 7994fd1d54 Add 'third_party/nix/' from commit 'be66c7a6b24e3c3c6157fd37b86c7203d14acf10'
git-subtree-dir: third_party/nix
git-subtree-mainline: cf8cd640c1
git-subtree-split: be66c7a6b24e3c3c6157fd37b86c7203d14acf10
2020-05-17 15:52:38 +01:00

68 lines
1.7 KiB
Nix

with import ./config.nix;
rec {
a = mkDerivation {
name = "multiple-outputs-a";
outputs = [ "first" "second" ];
builder = builtins.toFile "builder.sh"
''
mkdir $first $second
test -z $all
echo "first" > $first/file
echo "second" > $second/file
ln -s $first $second/link
'';
helloString = "Hello, world!";
};
b = mkDerivation {
defaultOutput = assert a.second.helloString == "Hello, world!"; a;
firstOutput = assert a.outputName == "first"; a.first.first;
secondOutput = assert a.second.outputName == "second"; a.second.first.first.second.second.first.second;
allOutputs = a.all;
name = "multiple-outputs-b";
builder = builtins.toFile "builder.sh"
''
mkdir $out
test "$firstOutput $secondOutput" = "$allOutputs"
test "$defaultOutput" = "$firstOutput"
test "$(cat $firstOutput/file)" = "first"
test "$(cat $secondOutput/file)" = "second"
echo "success" > $out/file
'';
};
c = mkDerivation {
name = "multiple-outputs-c";
drv = b.drvPath;
builder = builtins.toFile "builder.sh"
''
mkdir $out
ln -s $drv $out/drv
'';
};
d = mkDerivation {
name = "multiple-outputs-d";
drv = builtins.unsafeDiscardOutputDependency b.drvPath;
builder = builtins.toFile "builder.sh"
''
mkdir $out
echo $drv > $out/drv
'';
};
cyclic = (mkDerivation {
name = "cyclic-outputs";
outputs = [ "a" "b" "c" ];
builder = builtins.toFile "builder.sh"
''
mkdir $a $b $c
echo $a > $b/foo
echo $b > $c/bar
echo $c > $a/baz
'';
}).a;
}