Deprecation wrapper for standard ruby tests assert_* methods

deprecate_assertions.rb

module DeprecateAssertions
protected
  def self.methods_to_replace
    [
      :assert,
      :assert_block,
      :assert_equal,
      :assert_no_match,
      :assert_not_equal,
      :assert_nothing_raised,
      :assert_nothing_thrown,
      :assert_not_nil,
      :assert_not_same,
      :assert_raise,
      :assert_respond_to,
    ]
  end
public
  def self.included a
    a.class_eval do
      DeprecateAssertions.methods_to_replace.each do |m|
        alias :"old_#{m}" :"#{m}"
        alias :"#{m}" :"new_#{m}"
      end
    end
  end
  DeprecateAssertions.methods_to_replace.each do |m|
    define_method(:"new_#{m}") do |*args, &block|
      warn "[DEPRECATED] '#{m}' is deprecated. Please use RSpec methods instead."
      warn "from: #{caller[0]}"
      send(:"old_#{m}", *args, &block)
    end
  end
end

require "test/unit"

Test::Unit::Assertions.class_eval do
  include DeprecateAssertions
end

class TestMe < Test::Unit::TestCase
  def test_me
    assert_equal 12, 3 * 4
  end
end