require 'plugin_test_helper' uses_mocha "Plugin Locator Tests" do class PluginLocatorTest < Test::Unit::TestCase def test_should_require_subclasses_to_implement_the_plugins_method assert_raises(RuntimeError) do Rails::Plugin::Locator.new(nil).plugins end end def test_should_iterator_over_plugins_returned_by_plugins_when_calling_each locator = Rails::Plugin::Locator.new(nil) locator.stubs(:plugins).returns([:a, :b, :c]) plugin_consumer = mock plugin_consumer.expects(:consume).with(:a) plugin_consumer.expects(:consume).with(:b) plugin_consumer.expects(:consume).with(:c) locator.each do |plugin| plugin_consumer.consume(plugin) end end end class PluginFileSystemLocatorTest < Test::Unit::TestCase def setup @configuration = Rails::Configuration.new # We need to add our testing plugin directory to the plugin paths so # the locator knows where to look for our plugins @configuration.plugin_paths << plugin_fixture_root_path @initializer = Rails::Initializer.new(@configuration) @locator = Rails::Plugin::FileSystemLocator.new(@initializer) @valid_plugin_path = plugin_fixture_path('default/stubby') @empty_plugin_path = plugin_fixture_path('default/empty') end def test_should_return_rails_plugin_instances_when_calling_create_plugin_with_a_valid_plugin_directory assert_kind_of Rails::Plugin, @locator.send(:create_plugin, @valid_plugin_path) end def test_should_return_nil_when_calling_create_plugin_with_an_invalid_plugin_directory assert_nil @locator.send(:create_plugin, @empty_plugin_path) end def test_should_return_all_plugins_found_under_the_set_plugin_paths assert_equal ["a", "acts_as_chunky_bacon", "plugin_with_no_lib_dir", "stubby"].sort, @locator.plugins.map(&:name).sort end def test_should_find_plugins_only_under_the_plugin_paths_set_in_configuration @configuration.plugin_paths = [File.join(plugin_fixture_root_path, "default")] assert_equal ["acts_as_chunky_bacon", "plugin_with_no_lib_dir", "stubby"].sort, @locator.plugins.map(&:name).sort @configuration.plugin_paths = [File.join(plugin_fixture_root_path, "alternate")] assert_equal ["a"], @locator.plugins.map(&:name) end def test_should_not_raise_any_error_and_return_no_plugins_if_the_plugin_path_value_does_not_exist @configuration.plugin_paths = ["some_missing_directory"] assert_nothing_raised do assert @locator.plugins.empty? end end end end # uses_mocha