Test/Unit for sum 1to100 program

math_tester.rb

require 'test/unit'

class MathTester < Test::Unit::TestCase

  def test_addition
    assert_equal( 3, 1+2 )
    assert_equal( 5, 2+3 )
  end

  def test_subtraction
    assert_equal( 10, 20-10 )
  end

  def test_multiplication
    assert_equal( 5, 5 * 1 )
  end

  def test_division
    assert_equal( 10, 20 / 2 )
  end
end