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var R = require('../source');var eq = require('./shared/eq');

describe('unfold', function() {  it('unfolds simple functions with a starting point to create a list', function() {    eq(R.unfold(function(n) {if (n > 0) {return [n, n - 1];}}, 10), [10, 9, 8, 7, 6, 5, 4, 3, 2, 1]);  });
  it('is cool!', function() {    var fib = function(n) {      var count = 0;      return function(pair) {        count += 1;        if (count <= n) {          return [pair[0], [pair[1], pair[0] + pair[1]]];        }      };    };    eq(R.unfold(fib(10), [0, 1]), [0, 1, 1, 2, 3, 5, 8, 13, 21, 34]);  });
});