let lib = import ./default.nix; eqStrictTest = let inherit(lib) eqStrict; in assert eqStrict 2 2; assert !(eqStrict 3 2); assert eqStrict [2 1] [2 1]; assert !(eqStrict [1 3] [1 2]); assert eqStrict {a = 7; b = 20;} {b= 20; a = 7;}; assert eqStrict [{a = 7; b = 20;}] [{b= 20; a = 7;}]; assert eqStrict {a = [7 8]; b = 20;} {b= 20; a = [7 8];}; "ok"; overridableDelayableArgsTest = let inherit (lib) defaultOverridableDelayableArgs; res1 = defaultOverridableDelayableArgs lib.id {}; res2 = defaultOverridableDelayableArgs lib.id { a = 7; }; res3 = let x = defaultOverridableDelayableArgs lib.id { a = 7; }; in (x.merge) { b = 10; }; res4 = let x = defaultOverridableDelayableArgs lib.id { a = 7; }; in (x.merge) ( x: { b = 10; }); res5 = let x = defaultOverridableDelayableArgs lib.id { a = 7; }; in (x.merge) ( x: { a = __add x.a 3; }); res6 = let x = defaultOverridableDelayableArgs lib.id { a = 7; mergeAttrBy = { a = __add; }; }; y = x.merge {}; in (y.merge) { a = 10; }; resRem7 = res6.replace (a : removeAttrs a ["a"]); resReplace6 = let x = defaultOverridableDelayableArgs lib.id { a = 7; mergeAttrBy = { a = __add; }; }; x2 = x.merge { a = 20; }; # now we have 27 in (x2.replace) { a = 10; }; # and override the value by 10 # fixed tests (delayed args): (when using them add some comments, please) resFixed1 = let x = defaultOverridableDelayableArgs lib.id ( x : { a = 7; c = x.fixed.b; }); y = x.merge (x : { name = "name-${builtins.toString x.fixed.c}"; }); in (y.merge) { b = 10; }; strip = attrs : removeAttrs attrs ["merge" "replace"]; in assert lib.eqStrict (strip res1) { }; assert lib.eqStrict (strip res2) { a = 7; }; assert lib.eqStrict (strip res3) { a = 7; b = 10; }; assert lib.eqStrict (strip res4) { a = 7; b = 10; }; assert lib.eqStrict (strip res5) { a = 10; }; assert lib.eqStrict (strip res6) { a = 17; }; assert lib.eqStrict (strip resRem7) {}; assert lib.eqStrict (strip resFixed1) { a = 7; b = 10; c =10; name = "name-10"; }; "ok"; in [ eqStrictTest overridableDelayableArgsTest ]