Contents

$bogus = []

module Kernel
  def require_with_bogus_extension(lib)
    $bogus << lib
    require_without_bogus_extension(lib)
  end
  alias_method :require_without_bogus_extension, :require
  alias_method :require, :require_with_bogus_extension

  if defined? BasicObject and BasicObject.superclass
    BasicObject.send :undef_method, :require
    BasicObject.send :undef_method, :require_with_bogus_extension
  end
end

require 'set'
require File.expand_path(File.dirname(__FILE__) + "/test_helper")

class StdLibLoadingTest < Test::Unit::TestCase
  def test_load_correctly_after_requiring_backports
    path = File.expand_path("../../lib/backports/1.9.2/stdlib/matrix.rb", __FILE__)
    assert_equal false,  $LOADED_FEATURES.include?(path)
    assert_equal true,  require('matrix')
    assert_equal true,  $bogus.include?("matrix")
    assert_equal true,  $LOADED_FEATURES.include?(path)
    assert_equal false, require('matrix')
  end

  def test_load_correctly_before_requiring_backports_test
    assert_equal true,  $bogus.include?("set")
    path = File.expand_path("../../lib/backports/1.9.2/stdlib/set.rb", __FILE__)
    assert_equal true,  $LOADED_FEATURES.include?(path)
    assert_equal false, require('set')
  end

  def test_not_interfere_for_libraries_without_backports_test
    assert_equal true,  require('dl')
    assert_equal false, require('dl')
  end

  if RUBY_VERSION >= "1.9"
    def test_not_load_new_libraries_when_they_already_exist_test
      path = File.expand_path("../../lib/backports/1.9.1/stdlib_new/prime.rb", __FILE__)
      assert_equal true,  require('prime')
      assert_equal false, require('prime')
      assert_equal false, $LOADED_FEATURES.include?(path)
    end
  else
    def test_load_correctly_new_libraries_test
      assert_equal false, $LOADED_FEATURES.include?("prime.rb")
      assert_equal true,  require('prime')
      assert_equal true,  $LOADED_FEATURES.include?("prime.rb")
      assert_equal false, require('prime')
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
backports-3.0.3	test/std_lib_loading_test.rb