spec/rubyspec/library/mathn/math/rsqrt_spec.rb


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

ruby_version_is ''...'2.5' do
  require File.expand_path('../shared/rsqrt', __FILE__)

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

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

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