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