pyrox.dev
lol
1{ lib, pkgs, stdenvNoCC }:
2
3let
4 tests =
5 let
6 p = pkgs.python3Packages.xpybutil.overridePythonAttrs (_: { dontWrapPythonPrograms = true; });
7 in
8 [
9 ({
10 name = "overridePythonAttrs";
11 expr = !lib.hasInfix "wrapPythonPrograms" p.postFixup;
12 expected = true;
13 })
14 ({
15 name = "repeatedOverrides-pname";
16 expr = repeatedOverrides.pname == "a-better-hello-with-blackjack";
17 expected = true;
18 })
19 ({
20 name = "repeatedOverrides-entangled-pname";
21 expr = repeatedOverrides.entangled.pname == "a-better-figlet-with-blackjack";
22 expected = true;
23 })
24 ({
25 name = "overriding-using-only-attrset";
26 expr = (pkgs.hello.overrideAttrs { pname = "hello-overriden"; }).pname == "hello-overriden";
27 expected = true;
28 })
29 ({
30 name = "overriding-using-only-attrset-no-final-attrs";
31 expr = ((stdenvNoCC.mkDerivation { pname = "hello-no-final-attrs"; }).overrideAttrs { pname = "hello-no-final-attrs-overridden"; }).pname == "hello-no-final-attrs-overridden";
32 expected = true;
33 })
34 ];
35
36 addEntangled = origOverrideAttrs: f:
37 origOverrideAttrs (
38 lib.composeExtensions f (self: super: {
39 passthru = super.passthru // {
40 entangled = super.passthru.entangled.overrideAttrs f;
41 overrideAttrs = addEntangled self.overrideAttrs;
42 };
43 })
44 );
45
46 entangle = pkg1: pkg2: pkg1.overrideAttrs (self: super: {
47 passthru = super.passthru // {
48 entangled = pkg2;
49 overrideAttrs = addEntangled self.overrideAttrs;
50 };
51 });
52
53 example = entangle pkgs.hello pkgs.figlet;
54
55 overrides1 = example.overrideAttrs (_: super: { pname = "a-better-${super.pname}"; });
56
57 repeatedOverrides = overrides1.overrideAttrs (_: super: { pname = "${super.pname}-with-blackjack"; });
58in
59
60stdenvNoCC.mkDerivation {
61 name = "test-overriding";
62 passthru = { inherit tests; };
63 buildCommand = ''
64 touch $out
65 '' + lib.concatMapStringsSep "\n" (t: "([[ ${lib.boolToString t.expr} == ${lib.boolToString t.expected} ]] && echo '${t.name} success') || (echo '${t.name} fail' && exit 1)") tests;
66}