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|
# Run:
# [nixpkgs]$ nix-instantiate --eval --strict lib/tests/systems.nix
# Expected output: [], or the failed cases
#
# OfBorg runs (approximately) nix-build lib/tests/release.nix
let
lib = import ../default.nix;
mseteq = x: y: {
expr = lib.sort lib.lessThan x;
expected = lib.sort lib.lessThan y;
};
/*
Try to convert an elaborated system back to a simple string. If not possible,
return null. So we have the property:
sys: _valid_ sys ->
sys == elaborate (toLosslessStringMaybe sys)
NOTE: This property is not guaranteed when `sys` was elaborated by a different
version of Nixpkgs.
*/
toLosslessStringMaybe =
sys:
if lib.isString sys then
sys
else if lib.systems.equals sys (lib.systems.elaborate sys.system) then
sys.system
else
null;
in
lib.runTests (
# We assert that the new algorithmic way of generating these lists matches the
# way they were hard-coded before.
#
# One might think "if we exhaustively test, what's the point of procedurally
# calculating the lists anyway?". The answer is one can mindlessly update these
# tests as new platforms become supported, and then just give the diff a quick
# sanity check before committing :).
(with lib.systems.doubles; {
testall = mseteq all (
linux
++ darwin
++ freebsd
++ openbsd
++ netbsd
++ illumos
++ wasi
++ windows
++ embedded
++ mmix
++ js
++ genode
++ redox
);
testarm = mseteq arm [
"armv5tel-linux"
"armv6l-linux"
"armv6l-netbsd"
"armv6l-none"
"armv7a-linux"
"armv7a-netbsd"
"armv7l-linux"
"armv7l-netbsd"
"arm-none"
"armv7a-darwin"
];
testarmv7 = mseteq armv7 [
"armv7a-darwin"
"armv7a-linux"
"armv7l-linux"
"armv7a-netbsd"
"armv7l-netbsd"
];
testi686 = mseteq i686 [
"i686-linux"
"i686-freebsd"
"i686-genode"
"i686-netbsd"
"i686-openbsd"
"i686-cygwin"
"i686-windows"
"i686-none"
"i686-darwin"
];
testmips = mseteq mips [
"mips-none"
"mips64-none"
"mips-linux"
"mips64-linux"
"mips64el-linux"
"mipsel-linux"
"mipsel-netbsd"
];
testmmix = mseteq mmix [ "mmix-mmixware" ];
testpower = mseteq power [
"powerpc-netbsd"
"powerpc-none"
"powerpc64-linux"
"powerpc64le-linux"
"powerpcle-none"
];
testriscv = mseteq riscv [
"riscv32-linux"
"riscv64-linux"
"riscv32-netbsd"
"riscv64-netbsd"
"riscv32-none"
"riscv64-none"
];
testriscv32 = mseteq riscv32 [
"riscv32-linux"
"riscv32-netbsd"
"riscv32-none"
];
testriscv64 = mseteq riscv64 [
"riscv64-linux"
"riscv64-netbsd"
"riscv64-none"
];
tests390x = mseteq s390x [
"s390x-linux"
"s390x-none"
];
testx86_64 = mseteq x86_64 [
"x86_64-linux"
"x86_64-darwin"
"x86_64-freebsd"
"x86_64-genode"
"x86_64-redox"
"x86_64-openbsd"
"x86_64-netbsd"
"x86_64-cygwin"
"x86_64-solaris"
"x86_64-windows"
"x86_64-none"
];
testcygwin = mseteq cygwin [
"i686-cygwin"
"x86_64-cygwin"
];
testdarwin = mseteq darwin [
"x86_64-darwin"
"i686-darwin"
"aarch64-darwin"
"armv7a-darwin"
];
testfreebsd = mseteq freebsd [
"aarch64-freebsd"
"i686-freebsd"
"x86_64-freebsd"
];
testgenode = mseteq genode [
"aarch64-genode"
"i686-genode"
"x86_64-genode"
];
testredox = mseteq redox [ "x86_64-redox" ];
testgnu = mseteq gnu (
linux # ++ kfreebsd ++ ...
);
testillumos = mseteq illumos [ "x86_64-solaris" ];
testlinux = mseteq linux [
"aarch64-linux"
"armv5tel-linux"
"armv6l-linux"
"armv7a-linux"
"armv7l-linux"
"i686-linux"
"loongarch64-linux"
"m68k-linux"
"microblaze-linux"
"microblazeel-linux"
"mips-linux"
"mips64-linux"
"mips64el-linux"
"mipsel-linux"
"powerpc64-linux"
"powerpc64le-linux"
"riscv32-linux"
"riscv64-linux"
"s390-linux"
"s390x-linux"
"x86_64-linux"
];
testnetbsd = mseteq netbsd [
"aarch64-netbsd"
"armv6l-netbsd"
"armv7a-netbsd"
"armv7l-netbsd"
"i686-netbsd"
"m68k-netbsd"
"mipsel-netbsd"
"powerpc-netbsd"
"riscv32-netbsd"
"riscv64-netbsd"
"x86_64-netbsd"
];
testopenbsd = mseteq openbsd [
"i686-openbsd"
"x86_64-openbsd"
];
testwindows = mseteq windows [
"i686-cygwin"
"x86_64-cygwin"
"aarch64-windows"
"i686-windows"
"x86_64-windows"
];
testunix = mseteq unix (
linux ++ darwin ++ freebsd ++ openbsd ++ netbsd ++ illumos ++ cygwin ++ redox
);
})
// {
test_equals_example_x86_64-linux = {
expr = lib.systems.equals (lib.systems.elaborate "x86_64-linux") (
lib.systems.elaborate "x86_64-linux"
);
expected = true;
};
test_toLosslessStringMaybe_example_x86_64-linux = {
expr = toLosslessStringMaybe (lib.systems.elaborate "x86_64-linux");
expected = "x86_64-linux";
};
test_toLosslessStringMaybe_fail = {
expr = toLosslessStringMaybe (lib.systems.elaborate "x86_64-linux" // { something = "extra"; });
expected = null;
};
test_elaborate_config_over_system = {
expr =
(lib.systems.elaborate {
config = "i686-unknown-linux-gnu";
system = "x86_64-linux";
}).system;
expected = "i686-linux";
};
test_elaborate_config_over_parsed = {
expr =
(lib.systems.elaborate {
config = "i686-unknown-linux-gnu";
parsed = (lib.systems.elaborate "x86_64-linux").parsed;
}).parsed.cpu.arch;
expected = "i686";
};
test_elaborate_system_over_parsed = {
expr =
(lib.systems.elaborate {
system = "i686-linux";
parsed = (lib.systems.elaborate "x86_64-linux").parsed;
}).parsed.cpu.arch;
expected = "i686";
};
}
# Generate test cases to assert that a change in any non-function attribute makes a platform unequal
//
lib.concatMapAttrs
(platformAttrName: origValue: {
${"test_equals_unequal_${platformAttrName}"} =
let
modified =
assert origValue != arbitraryValue;
lib.systems.elaborate "x86_64-linux" // { ${platformAttrName} = arbitraryValue; };
arbitraryValue = x: "<<modified>>";
in
{
expr = lib.systems.equals (lib.systems.elaborate "x86_64-linux") modified;
expected =
{
# Changes in these attrs are not detectable because they're function.
# The functions should be derived from the data, so this is not a problem.
canExecute = null;
emulator = null;
emulatorAvailable = null;
staticEmulatorAvailable = null;
isCompatible = null;
} ? ${platformAttrName};
};
})
(
lib.systems.elaborate "x86_64-linux" # arbitrary choice, just to get all the elaborated attrNames
)
)
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