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{ pkgs, ... }:
with builtins;
with pkgs.nix.yants;
# Note: Derivations are not included in the tests below as they cause
# issues with deepSeq.
deepSeq rec {
# Test that all primitive types match
primitives = [
(int 15)
(bool false)
(float 13.37)
(string "Hello!")
(function (x: x * 2))
(path /nix)
];
# Test that polymorphic types work as intended
poly = [
(option int null)
(list string [ "foo" "bar" ])
(either int float 42)
];
# Test that structures work as planned.
person = struct "person" {
name = string;
age = int;
contact = option (struct {
email = string;
phone = option string;
});
};
testPerson = person {
name = "Brynhjulf";
age = 42;
contact.email = "brynhjulf@yants.nix";
};
# Test enum definitions & matching
colour = enum "colour" [ "red" "blue" "green" ];
testMatch = colour.match "red" {
red = "It is in fact red!";
blue = throw "It should not be blue!";
green = throw "It should not be green!";
};
# Test sum type definitions
creature = sum "creature" {
human = struct {
name = string;
age = option int;
};
pet = enum "pet" [ "dog" "lizard" "cat" ];
};
testSum = creature {
human = {
name = "Brynhjulf";
age = 42;
};
};
testSumMatch = creature.match testSum {
human = v: "It's a human named ${v.name}";
pet = v: throw "It's not supposed to be a pet!";
};
# Test curried function definitions
func = defun [ string int string ]
(name: age: "${name} is ${toString age} years old");
testFunc = func "Brynhjulf" 42;
# Test that all types are types.
testTypes = map type [
any bool drv float int string path
(attrs int)
(eitherN [ int string bool ])
(either int string)
(enum [ "foo" "bar" ])
(list string)
(option int)
(option (list string))
(struct { a = int; b = option string; })
(sum { a = int; b = option string; })
];
} (pkgs.writeText "yants-tests" "All tests passed!")
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