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

describe('xprod', function() {  var a = [1, 2];  var b = ['a', 'b', 'c'];
  it('returns an empty list if either input list is empty', function() {    eq(R.xprod([], [1, 2, 3]), []);    eq(R.xprod([1, 2, 3], []), []);  });
  it('creates the collection of all cross-product pairs of its parameters', function() {    eq(R.xprod(a, b), [[1, 'a'], [1, 'b'], [1, 'c'], [2, 'a'], [2, 'b'], [2, 'c']]);  });
});