require File.expand_path('../shared/sqrt', __FILE__)

describe "Math#rsqrt" do
  it_behaves_like :mathn_math_sqrt, :_, IncludesMath.new

  it "is a private instance method" do
    IncludesMath.should have_private_instance_method(:sqrt)
  end
end

describe "Math.rsqrt" do
  it_behaves_like :mathn_math_sqrt, :_, Math
end
