File: to_set_spec.rb

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require_relative '../../../spec_helper'
require 'set'

describe "Enumerable#to_set" do
  it "returns a new Set created from self" do
    [1, 2, 3].to_set.should == Set[1, 2, 3]
    {a: 1, b: 2}.to_set.should == Set[[:b, 2], [:a, 1]]
  end

  it "passes down passed blocks" do
    [1, 2, 3].to_set { |x| x * x }.should == Set[1, 4, 9]
  end
end