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

require 'hamster/set'

describe Hamster::Set do

  describe "#hash" do

    describe "on an empty set" do

      before do
        @result = Hamster.set.hash
      end

      it "returns 0" do
        @result.should == 0
      end

    end

    it "values are sufficiently distributed" do
      (1..4000)
        .each_slice(4)
        .map { |a, b, c, d| Hamster.set(a, b, c, d).hash }
        .uniq
        .size.should == 1000
    end

  end

end