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

describe('keysIn', function() {  var obj = {a: 100, b: [1, 2, 3], c: {x: 200, y: 300}, d: 'D', e: null, f: undefined};  function C() { this.a = 100; this.b = 200; }  C.prototype.x = function() { return 'x'; };  C.prototype.y = 'y';  var cobj = new C();
  it("returns an array of the given object's keys", function() {    eq(R.keysIn(obj).sort(), ['a', 'b', 'c', 'd', 'e', 'f']);  });
  it("includes the given object's prototype properties", function() {    eq(R.keysIn(cobj).sort(), ['a', 'b', 'x', 'y']);  });
  it('works for primitives', function() {    var result = R.map(function(val) {      return R.keys(val);    }, [null, undefined, 55, '', true, false, NaN, Infinity, , []]);    eq(result, R.repeat([], 10));  });
});