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What happens if I push all of nixpkgs
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Nix
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288# Run:# [nixpkgs]$ nix-instantiate --eval --strict lib/tests/systems.nix# Expected output: [], or the failed cases## OfBorg runs (approximately) nix-build lib/tests/release.nixlet 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;
inlib.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" ]; testarmv7 = mseteq armv7 [ "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" ]; 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" "aarch64-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 )
)