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

describe('mean', function() {
  it('returns mean of a nonempty list', function() {    eq(R.mean([2]), 2);    eq(R.mean([2, 7]), 4.5);    eq(R.mean([2, 7, 9]), 6);    eq(R.mean([2, 7, 9, 10]), 7);  });
  it('returns NaN for an empty list', function() {    eq(R.identical(NaN, R.mean([])), true);  });
  it('handles array-like object', function() {    eq(R.mean((function() { return arguments; })(1, 2, 3)), 2);  });
});