faster_path 0.0.2

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require File.expand_path('../../../../spec_helper', __FILE__)
require 'mathn'

describe "Fixnum#**" do
  it "returns self raised to other (positive) power" do
    (2 ** 4).should == 16
    (2 ** 1.2).should be_close(2.2973967, TOLERANCE)
  end

  it "returns a complex number when negative and raised to a fractional power" do
    ((-8) ** (1/3)).should be_close(Complex(1, 1.73205), TOLERANCE)
    ((-8) ** (1.0/3)).should be_close(Complex(1, 1.73205), TOLERANCE)
  end
end