diff options
author | Vincent Ambo <mail@tazj.in> | 2022-01-30T16·06+0300 |
---|---|---|
committer | tazjin <tazjin@tvl.su> | 2022-01-31T16·11+0000 |
commit | aa122cbae78ce97d60c0c98ba14df753d97e40b1 (patch) | |
tree | 12b98d85c4b18fe870feb26de70db9ba61837bd7 /users/sterni/nix/int | |
parent | 2d10d60fac0fd00a71b65cfdcb9fba0477b2086c (diff) |
style: format entire depot with nixpkgs-fmt r/3723
This CL can be used to compare the style of nixpkgs-fmt against other formatters (nixpkgs, alejandra). Change-Id: I87c6abff6bcb546b02ead15ad0405f81e01b6d9e Reviewed-on: https://cl.tvl.fyi/c/depot/+/4397 Tested-by: BuildkiteCI Reviewed-by: sterni <sternenseemann@systemli.org> Reviewed-by: lukegb <lukegb@tvl.fyi> Reviewed-by: wpcarro <wpcarro@gmail.com> Reviewed-by: Profpatsch <mail@profpatsch.de> Reviewed-by: kanepyork <rikingcoding@gmail.com> Reviewed-by: tazjin <tazjin@tvl.su> Reviewed-by: cynthia <cynthia@tvl.fyi> Reviewed-by: edef <edef@edef.eu> Reviewed-by: eta <tvl@eta.st> Reviewed-by: grfn <grfn@gws.fyi>
Diffstat (limited to 'users/sterni/nix/int')
-rw-r--r-- | users/sterni/nix/int/default.nix | 20 | ||||
-rw-r--r-- | users/sterni/nix/int/tests/default.nix | 386 |
2 files changed, 332 insertions, 74 deletions
diff --git a/users/sterni/nix/int/default.nix b/users/sterni/nix/int/default.nix index b3157571272f..54b55964722d 100644 --- a/users/sterni/nix/int/default.nix +++ b/users/sterni/nix/int/default.nix @@ -47,12 +47,12 @@ let if i == 0 then "" else go (bitShiftR i 4) - + string.charAt (bitAnd i 15) hexdigits; + + string.charAt (bitAnd i 15) hexdigits; sign = lib.optionalString (int < 0) "-"; in - if int == 0 - then "0" - else "${sign}${go (abs int)}"; + if int == 0 + then "0" + else "${sign}${go (abs int)}"; fromHexMap = builtins.listToAttrs (lib.imap0 (i: c: { name = c; value = i; }) @@ -72,11 +72,12 @@ let val = v.val + (fromHexMap."${d}" * v.mul); mul = v.mul * 16; }) - { val = 0; mul = 1; } digits; + { val = 0; mul = 1; } + digits; in - if negative - then -parsed.val - else parsed.val; + if negative + then -parsed.val + else parsed.val; # A nix integer is a 64bit signed integer maxBound = 9223372036854775807; @@ -99,7 +100,8 @@ let inRange = a: b: x: x >= a && x <= b; -in { +in +{ inherit maxBound minBound diff --git a/users/sterni/nix/int/tests/default.nix b/users/sterni/nix/int/tests/default.nix index fac45dd251e1..8d2263b42117 100644 --- a/users/sterni/nix/int/tests/default.nix +++ b/users/sterni/nix/int/tests/default.nix @@ -31,22 +31,262 @@ let ]; expectedBytes = [ - "00" "01" "02" "03" "04" "05" "06" "07" "08" "09" "0A" "0B" "0C" "0D" "0E" "0F" - "10" "11" "12" "13" "14" "15" "16" "17" "18" "19" "1A" "1B" "1C" "1D" "1E" "1F" - "20" "21" "22" "23" "24" "25" "26" "27" "28" "29" "2A" "2B" "2C" "2D" "2E" "2F" - "30" "31" "32" "33" "34" "35" "36" "37" "38" "39" "3A" "3B" "3C" "3D" "3E" "3F" - "40" "41" "42" "43" "44" "45" "46" "47" "48" "49" "4A" "4B" "4C" "4D" "4E" "4F" - "50" "51" "52" "53" "54" "55" "56" "57" "58" "59" "5A" "5B" "5C" "5D" "5E" "5F" - "60" "61" "62" "63" "64" "65" "66" "67" "68" "69" "6A" "6B" "6C" "6D" "6E" "6F" - "70" "71" "72" "73" "74" "75" "76" "77" "78" "79" "7A" "7B" "7C" "7D" "7E" "7F" - "80" "81" "82" "83" "84" "85" "86" "87" "88" "89" "8A" "8B" "8C" "8D" "8E" "8F" - "90" "91" "92" "93" "94" "95" "96" "97" "98" "99" "9A" "9B" "9C" "9D" "9E" "9F" - "A0" "A1" "A2" "A3" "A4" "A5" "A6" "A7" "A8" "A9" "AA" "AB" "AC" "AD" "AE" "AF" - "B0" "B1" "B2" "B3" "B4" "B5" "B6" "B7" "B8" "B9" "BA" "BB" "BC" "BD" "BE" "BF" - "C0" "C1" "C2" "C3" "C4" "C5" "C6" "C7" "C8" "C9" "CA" "CB" "CC" "CD" "CE" "CF" - "D0" "D1" "D2" "D3" "D4" "D5" "D6" "D7" "D8" "D9" "DA" "DB" "DC" "DD" "DE" "DF" - "E0" "E1" "E2" "E3" "E4" "E5" "E6" "E7" "E8" "E9" "EA" "EB" "EC" "ED" "EE" "EF" - "F0" "F1" "F2" "F3" "F4" "F5" "F6" "F7" "F8" "F9" "FA" "FB" "FC" "FD" "FE" "FF" + "00" + "01" + "02" + "03" + "04" + "05" + "06" + "07" + "08" + "09" + "0A" + "0B" + "0C" + "0D" + "0E" + "0F" + "10" + "11" + "12" + "13" + "14" + "15" + "16" + "17" + "18" + "19" + "1A" + "1B" + "1C" + "1D" + "1E" + "1F" + "20" + "21" + "22" + "23" + "24" + "25" + "26" + "27" + "28" + "29" + "2A" + "2B" + "2C" + "2D" + "2E" + "2F" + "30" + "31" + "32" + "33" + "34" + "35" + "36" + "37" + "38" + "39" + "3A" + "3B" + "3C" + "3D" + "3E" + "3F" + "40" + "41" + "42" + "43" + "44" + "45" + "46" + "47" + "48" + "49" + "4A" + "4B" + "4C" + "4D" + "4E" + "4F" + "50" + "51" + "52" + "53" + "54" + "55" + "56" + "57" + "58" + "59" + "5A" + "5B" + "5C" + "5D" + "5E" + "5F" + "60" + "61" + "62" + "63" + "64" + "65" + "66" + "67" + "68" + "69" + "6A" + "6B" + "6C" + "6D" + "6E" + "6F" + "70" + "71" + "72" + "73" + "74" + "75" + "76" + "77" + "78" + "79" + "7A" + "7B" + "7C" + "7D" + "7E" + "7F" + "80" + "81" + "82" + "83" + "84" + "85" + "86" + "87" + "88" + "89" + "8A" + "8B" + "8C" + "8D" + "8E" + "8F" + "90" + "91" + "92" + "93" + "94" + "95" + "96" + "97" + "98" + "99" + "9A" + "9B" + "9C" + "9D" + "9E" + "9F" + "A0" + "A1" + "A2" + "A3" + "A4" + "A5" + "A6" + "A7" + "A8" + "A9" + "AA" + "AB" + "AC" + "AD" + "AE" + "AF" + "B0" + "B1" + "B2" + "B3" + "B4" + "B5" + "B6" + "B7" + "B8" + "B9" + "BA" + "BB" + "BC" + "BD" + "BE" + "BF" + "C0" + "C1" + "C2" + "C3" + "C4" + "C5" + "C6" + "C7" + "C8" + "C9" + "CA" + "CB" + "CC" + "CD" + "CE" + "CF" + "D0" + "D1" + "D2" + "D3" + "D4" + "D5" + "D6" + "D7" + "D8" + "D9" + "DA" + "DB" + "DC" + "DD" + "DE" + "DF" + "E0" + "E1" + "E2" + "E3" + "E4" + "E5" + "E6" + "E7" + "E8" + "E9" + "EA" + "EB" + "EC" + "ED" + "EE" + "EF" + "F0" + "F1" + "F2" + "F3" + "F4" + "F5" + "F6" + "F7" + "F8" + "F9" + "FA" + "FB" + "FC" + "FD" + "FE" + "FF" ]; hexByte = i: string.fit { width = 2; char = "0"; } (int.toHex i); @@ -64,14 +304,18 @@ let ]; testHex = it "checks conversion to hex" (lib.flatten [ - (lib.imap0 (i: hex: [ - (assertEq "hexByte ${toString i} == ${hex}" (hexByte i) hex) - (assertEq "${toString i} == fromHex ${hex}" i (int.fromHex hex)) - ]) expectedBytes) - (builtins.map ({ left, right }: [ - (assertEq "toHex ${toString left} == ${right}" (int.toHex left) right) - (assertEq "${toString left} == fromHex ${right}" left (int.fromHex right)) - ]) hexInts) + (lib.imap0 + (i: hex: [ + (assertEq "hexByte ${toString i} == ${hex}" (hexByte i) hex) + (assertEq "${toString i} == fromHex ${hex}" i (int.fromHex hex)) + ]) + expectedBytes) + (builtins.map + ({ left, right }: [ + (assertEq "toHex ${toString left} == ${right}" (int.toHex left) right) + (assertEq "${toString left} == fromHex ${right}" left (int.fromHex right)) + ]) + hexInts) ]); testBasic = it "checks basic int operations" [ @@ -94,20 +338,23 @@ let ]; testExp = it "checks exponentiation" - (builtins.map ({ left, right }: - assertEq - "2 ^ ${toString left} == ${toString right}" - (int.exp 2 left) right) expNumbers); + (builtins.map + ({ left, right }: + assertEq + "2 ^ ${toString left} == ${toString right}" + (int.exp 2 left) + right) + expNumbers); shifts = [ - { a = 2; b = 5; c = 64; op = "<<"; } - { a = -2; b = 5; c = -64; op = "<<"; } + { a = 2; b = 5; c = 64; op = "<<"; } + { a = -2; b = 5; c = -64; op = "<<"; } { a = 123; b = 4; c = 1968; op = "<<"; } - { a = 1; b = 8; c = 256; op = "<<"; } - { a = 256; b = 8; c = 1; op = ">>"; } - { a = 374; b = 2; c = 93; op = ">>"; } - { a = 2; b = 2; c = 0; op = ">>"; } - { a = 99; b = 9; c = 0; op = ">>"; } + { a = 1; b = 8; c = 256; op = "<<"; } + { a = 256; b = 8; c = 1; op = ">>"; } + { a = 374; b = 2; c = 93; op = ">>"; } + { a = 2; b = 2; c = 0; op = ">>"; } + { a = 99; b = 9; c = 0; op = ">>"; } ]; checkShift = { a, b, c, op }@args: @@ -116,15 +363,18 @@ let "<<" = int.bitShiftL; ">>" = int.bitShiftR; }; - in assertEq "${toString a} ${op} ${toString b} == ${toString c}" (f a b) c; + in + assertEq "${toString a} ${op} ${toString b} == ${toString c}" (f a b) c; checkShiftRDivExp = n: assertEq "${toString n} >> 5 == ${toString n} / 2 ^ 5" - (int.bitShiftR n 5) (int.div n (int.exp 2 5)); + (int.bitShiftR n 5) + (int.div n (int.exp 2 5)); checkShiftLMulExp = n: assertEq "${toString n} >> 6 == ${toString n} * 2 ^ 6" - (int.bitShiftL n 5) (int.mul n (int.exp 2 5)); + (int.bitShiftL n 5) + (int.mul n (int.exp 2 5)); testBit = it "checks bitwise operations" (lib.flatten [ (builtins.map checkShift shifts) @@ -160,11 +410,11 @@ let ]); divisions = [ - { a = 2; b = 1; c = 2; mod = 0;} - { a = 2; b = 2; c = 1; mod = 0;} - { a = 20; b = 10; c = 2; mod = 0;} - { a = 12; b = 5; c = 2; mod = 2;} - { a = 23; b = 4; c = 5; mod = 3;} + { a = 2; b = 1; c = 2; mod = 0; } + { a = 2; b = 2; c = 1; mod = 0; } + { a = 20; b = 10; c = 2; mod = 0; } + { a = 12; b = 5; c = 2; mod = 2; } + { a = 23; b = 4; c = 5; mod = 3; } ]; checkDiv = n: { a, b, c, mod }: [ @@ -176,28 +426,34 @@ let testDivMod = it "checks integer division and modulo" (lib.flatten [ (builtins.map (checkDiv "+a / +b") divisions) - (builtins.map (fun.rl (checkDiv "-a / +b") (x: x // { - a = -x.a; - c = -x.c; - mod = -x.mod; - })) divisions) - (builtins.map (fun.rl (checkDiv "+a / -b") (x: x // { - b = -x.b; - c = -x.c; - })) divisions) - (builtins.map (fun.rl (checkDiv "-a / -b") (x: x // { - a = -x.a; - b = -x.b; - mod = -x.mod; - })) divisions) + (builtins.map + (fun.rl (checkDiv "-a / +b") (x: x // { + a = -x.a; + c = -x.c; + mod = -x.mod; + })) + divisions) + (builtins.map + (fun.rl (checkDiv "+a / -b") (x: x // { + b = -x.b; + c = -x.c; + })) + divisions) + (builtins.map + (fun.rl (checkDiv "-a / -b") (x: x // { + a = -x.a; + b = -x.b; + mod = -x.mod; + })) + divisions) ]); in - runTestsuite "nix.int" [ - testBounds - testHex - testBasic - testExp - testBit - testDivMod - ] +runTestsuite "nix.int" [ + testBounds + testHex + testBasic + testExp + testBit + testDivMod +] |