mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-05 13:23:17 +00:00
b9a4e6953d
Addresses https://github.com/NixOS/nixpkgs/issues/71803: Kernel options are not merged as described, especially the "optional" aspects. The error silences legitimate warnings.
80 lines
2.2 KiB
Nix
80 lines
2.2 KiB
Nix
# to run these tests:
|
|
# nix-instantiate --eval --strict . -A tests.kernel-config
|
|
#
|
|
# make sure to use NON EXISTING kernel settings else they may conflict with
|
|
# common-config.nix
|
|
{ lib, pkgs }:
|
|
|
|
with lib;
|
|
with kernel;
|
|
|
|
let
|
|
lts_kernel = pkgs.linuxPackages.kernel;
|
|
|
|
# to see the result once the module transformed the lose structured config
|
|
getConfig = structuredConfig:
|
|
(lts_kernel.override {
|
|
structuredExtraConfig = structuredConfig;
|
|
}).configfile.structuredConfig;
|
|
|
|
mandatoryVsOptionalConfig = mkMerge [
|
|
{ NIXOS_FAKE_USB_DEBUG = yes;}
|
|
{ NIXOS_FAKE_USB_DEBUG = option yes; }
|
|
];
|
|
|
|
freeformConfig = mkMerge [
|
|
{ NIXOS_FAKE_MMC_BLOCK_MINORS = freeform "32"; } # same as default, won't trigger any error
|
|
{ NIXOS_FAKE_MMC_BLOCK_MINORS = freeform "64"; } # will trigger an error but the message is not great:
|
|
];
|
|
|
|
yesWinsOverNoConfig = mkMerge [
|
|
# default for "NIXOS_TEST_BOOLEAN" is no
|
|
{ "NIXOS_TEST_BOOLEAN" = yes; } # yes wins over no by default
|
|
{ "NIXOS_TEST_BOOLEAN" = no; }
|
|
];
|
|
|
|
optionalNoWins = mkMerge [
|
|
{ NIXOS_FAKE_USB_DEBUG = option yes;}
|
|
{ NIXOS_FAKE_USB_DEBUG = yes;}
|
|
];
|
|
|
|
allOptionalRemainOptional = mkMerge [
|
|
{ NIXOS_FAKE_USB_DEBUG = option yes;}
|
|
{ NIXOS_FAKE_USB_DEBUG = option yes;}
|
|
];
|
|
|
|
in
|
|
runTests {
|
|
testEasy = {
|
|
expr = (getConfig { NIXOS_FAKE_USB_DEBUG = yes;}).NIXOS_FAKE_USB_DEBUG;
|
|
expected = { tristate = "y"; optional = false; freeform = null; };
|
|
};
|
|
|
|
# mandatory flag should win over optional
|
|
testMandatoryCheck = {
|
|
expr = (getConfig mandatoryVsOptionalConfig).NIXOS_FAKE_USB_DEBUG.optional;
|
|
expected = false;
|
|
};
|
|
|
|
testYesWinsOverNo = {
|
|
expr = (getConfig yesWinsOverNoConfig)."NIXOS_TEST_BOOLEAN".tristate;
|
|
expected = "y";
|
|
};
|
|
|
|
testAllOptionalRemainOptional = {
|
|
expr = (getConfig allOptionalRemainOptional)."NIXOS_FAKE_USB_DEBUG".optional;
|
|
expected = true;
|
|
};
|
|
|
|
# check that freeform options are unique
|
|
# Should trigger
|
|
# > The option `settings.NIXOS_FAKE_MMC_BLOCK_MINORS.freeform' has conflicting definitions, in `<unknown-file>' and `<unknown-file>'
|
|
testTreeform = let
|
|
res = builtins.tryEval ( (getConfig freeformConfig).NIXOS_FAKE_MMC_BLOCK_MINORS.freeform);
|
|
in {
|
|
expr = res.success;
|
|
expected = false;
|
|
};
|
|
|
|
}
|