radiant_specs/test/functional/.svn/text-base/extension_load_order_test.rb.svn-base

   1 require File.dirname(__FILE__) + '/../test_helper'
   2 require 'ostruct'
   3
   4 class ExtensionLoaderTest < Test::Unit::TestCase
   5   def setup
   6     Dependencies.mechanism = :load
   7     @config = Radiant::Configuration.new
   8     @config.extension_paths = [ "#{TEST_ROOT}/fixtures/extensions" ]
   9     @initializer = OpenStruct.new
  10     @initializer.configuration = @config
  11
  12     @instance = Radiant::ExtensionLoader.instance {|l| l.initializer = @initializer }
  13     @instance.instance_variable_set '@all_extension_roots', nil
  14     @instance.instance_variable_set '@load_extension_roots', nil
  15   end
  16
  17   def teardown
  18     Dependencies.mechanism = :require
  19   end
  20
  21   def test_load_all_alphabetically_if_none_specified
  22     @config.extensions = [:all]
  23     assert_extension_load_order %w{basic overriding load_order_blue load_order_green load_order_red}
  24   end
  25
  26   def test_load_none_if_none_specified
  27     @config.extensions = []
  28     assert_extension_load_order []
  29   end
  30
  31   def test_only_specified_extensions_loaded
  32     @config.extensions = [:basic, :load_order_green]
  33     assert_extension_load_order %w{basic load_order_green}
  34   end
  35
  36   def test_specified_extension_load_order_with_all_at_end
  37     @config.extensions = [:load_order_green, :all]
  38     assert_extension_load_order %w{load_order_green basic overriding load_order_blue load_order_red}
  39   end
  40
  41   def test_specified_extension_load_order_with_all_at_start
  42     @config.extensions = [:all, :load_order_blue]
  43     assert_extension_load_order %w{basic overriding load_order_green load_order_red load_order_blue}
  44   end
  45
  46   def test_specified_extension_load_order_with_all_in_middle
  47     @config.extensions = [:load_order_green, :all, :basic]
  48     assert_extension_load_order %w{load_order_green overriding load_order_blue load_order_red basic}
  49   end
  50
  51   def test_error_when_config_extensions_is_not_array
  52     @config.extensions = nil
  53     assert_raise NoMethodError do
  54       @instance.extension_load_paths
  55     end
  56   end
  57
  58   private
  59     def assert_extension_load_order(requested_extension_names)
  60       extension_paths = @instance.send(:load_extension_roots)
  61       extension_names = extension_paths.map {|p| File.basename(p).sub(/^\d+_/,'')}
  62       assert_equal requested_extension_names, extension_names
  63     end
  64 end