Assert Linear

klass_test.rb

require 'minitest/autorun'
require 'minitest/benchmark'

load 'lib/klass.rb'

class TestKlass < MiniTest::Unit::TestCase
  describe "linear" do
    it "is linear" do
      assert_performance_linear 0.9999 do |n| # n is a range value
        Klass.linear(n)
      end
    end
  end

  describe "quadratic" do
    it "is quadratic" do
      assert_performance_constant 0.99 do |n| # n is a range value
        10.times do 
          Klass.linear(n)
        end
      end
    end
  end
end