# My Simple Test Suite. For '4Eki'.

test.rb

class Test
  require_relative 'test_suite'
  include TestSuite
  
  def test_true
    assert_true([].size == 0)
  end
  
  def test_eq
    assert_equal([].size, 0)
  end
  
  def test_assert_raise
    assert_raise{1/0}
  end
  
  #Uncomment to start only THIS test ( 'super_test_' prefix used to take point only to 'Super' tests   >-_.<
  #def super_test_assert_raise
  #  assert_raise{1/0}
  #end
  
  PREPARE = ->() {
      # put your before-filter here
      # if you don't need before-filter, you can skip this, use:  'Test.new.runner'
    }
  
  Test.new.runner(PREPARE)
  
end

test_suite.rb

module TestSuite
  require 'fileutils'

  def assert_true(assertion)
    raise "\n Assert true failed with: #{assertion} is not true. \n " if assertion == false
  end

  def assert_equal(got_value, expected)
    raise "\n Assert equal failed: Expected #{expected}, got: #{got_value} \n " unless got_value == expected
  end

  def assert_raise_base
    begin
      yield
    rescue => raised; end
    raised
  end

  def assert_raise
    raised = assert_raise_base{yield}
    assert_true(raised != nil)
    p "..raised with <#{raised}>, assertion OK."
  end

  def assert_not_raise
    raised = assert_raise_base{yield}
    assert_true(raised == nil)
  end

  def runner(prepare_method=nil)
    puts "-------------\n Starting at #{@start = Time.now}...\n\n"
    super_test_methods = self.class.instance_methods.select{|m| m.to_s.start_with?("super_test_") }
    test_methods = super_test_methods.any? ? super_test_methods : self.class.instance_methods.select{|m| m.to_s.start_with?("test_") }
    test_methods.each { |test|
      puts "Start #{test}..";

      prepare_method.() unless prepare_method.nil?

      self.send(test)
    }
    puts "\n***\n#{test_methods.size} tests passed Successfully in #{Time.now - @start} seconds!\n***"
  end
end