var Integer = require('../lib/integer');

var Kernel = require('../lib/kernel');

var expect = require('chai').expect;

describe('Integer', function(){

it('parses integer string to integer', function(){

let result = Integer.parse("34");

expect(Kernel.elem(result, 0)).to.equal(34);

expect(Kernel.elem(result, 1)).to.equal("");

});

it('parses float string to integer', function(){

let result = Integer.parse("34.5");

expect(Kernel.elem(result, 0)).to.equal(34);

expect(Kernel.elem(result, 1)).to.equal(".5");

});

it('returns error when invalid', function(){

let result = Integer.parse("three");

expect(Kernel.match__qmark__(result, Kernel.SpecialForms.atom('error'))).to.equal(true);

});

it('converts base 10 integer to char_list', function(){

let result = Integer.to_char_list(7);

expect(Kernel.match__qmark__(result, ["7"])).to.equal(true);

});

it('converts base 16 integer to char_list', function(){

let result = Integer.to_char_list(1023, 16);

expect(Kernel.match__qmark__(result, ["3", "f", "f"])).to.equal(true);

});

});