@@ -10,12 +10,11 @@ module RSpec::Core
     let(:world) { RSpec::Core::World.new(configuration) }
 
     describe '#reset' do
-      it 'clears #example_groups and #shared_example_groups' do
+      it 'clears #example_groups' do
         world.example_groups << :example_group
-        world.shared_example_groups[:shared] = :example_group
+        klass = Class.new
         world.reset
         expect(world.example_groups).to be_empty
-        expect(world.shared_example_groups).to be_empty
       end
     end
 
require 'spec_helper'

class Bar; end
class Foo; end

module RSpec::Core

  describe RSpec::Core::World do
    let(:configuration) { RSpec::Core::Configuration.new }
    let(:world) { RSpec::Core::World.new(configuration) }

    describe '#reset' do
      it 'clears #example_groups and #shared_example_groups' do
        world.example_groups << :example_group
        world.shared_example_groups[:shared] = :example_group
        world.reset
        expect(world.example_groups).to be_empty
        expect(world.shared_example_groups).to be_empty
      end
    end

    describe "#example_groups" do
      it "contains all registered example groups" do
        group = RSpec::Core::ExampleGroup.describe("group"){}
        world.register(group)
        expect(world.example_groups).to include(group)
      end
    end

    describe "#preceding_declaration_line (again)" do
      let(:group) do
        RSpec::Core::ExampleGroup.describe("group") do

          example("example") {}

        end
      end

      let(:second_group) do
        RSpec::Core::ExampleGroup.describe("second_group") do

          example("second_example") {}

        end
      end

      let(:group_declaration_line) { group.metadata[:example_group][:line_number] }
      let(:example_declaration_line) { group_declaration_line + 2 }

      context "with one example" do
        before { world.register(group) }

        it "returns nil if no example or group precedes the line" do
          expect(world.preceding_declaration_line(group_declaration_line - 1)).to be_nil
        end

        it "returns the argument line number if a group starts on that line" do
          expect(world.preceding_declaration_line(group_declaration_line)).to eq(group_declaration_line)
        end

        it "returns the argument line number if an example starts on that line" do
          expect(world.preceding_declaration_line(example_declaration_line)).to eq(example_declaration_line)
        end

        it "returns line number of a group that immediately precedes the argument line" do
          expect(world.preceding_declaration_line(group_declaration_line + 1)).to eq(group_declaration_line)
        end

        it "returns line number of an example that immediately precedes the argument line" do
          expect(world.preceding_declaration_line(example_declaration_line + 1)).to eq(example_declaration_line)
        end
      end

      context "with two exaples and the second example is registre first" do
        let(:second_group_declaration_line) { second_group.metadata[:example_group][:line_number] }

        before do
          world.register(second_group)
          world.register(group)
        end

        it 'return line number of group if a group start on that line' do
          expect(world.preceding_declaration_line(second_group_declaration_line)).to eq(second_group_declaration_line)
        end
      end
    end

    describe "#announce_filters" do
      let(:reporter) { double('reporter').as_null_object }
      before { world.stub(:reporter) { reporter } }

      context "with no examples" do
        before { world.stub(:example_count) { 0 } }

        context "with no filters" do
          it "announces" do
            reporter.should_receive(:message).
              with("No examples found.")
            world.announce_filters
          end
        end

        context "with an inclusion filter" do
          it "announces" do
            configuration.filter_run_including :foo => 'bar'
            reporter.should_receive(:message).
              with(/All examples were filtered out/)
            world.announce_filters
          end
        end

        context "with an inclusion filter and run_all_when_everything_filtered" do
          it "announces" do
            configuration.stub(:run_all_when_everything_filtered?) { true }
            configuration.filter_run_including :foo => 'bar'
            reporter.should_receive(:message).
              with(/All examples were filtered out/)
            world.announce_filters
          end
        end

        context "with an exclusion filter" do
          it "announces" do
            configuration.filter_run_excluding :foo => 'bar'
            reporter.should_receive(:message).
              with(/All examples were filtered out/)
            world.announce_filters
          end
        end
      end

      context "with examples" do
        before { world.stub(:example_count) { 1 } }

        context "with no filters" do
          it "does not announce" do
            reporter.should_not_receive(:message)
            world.announce_filters
          end
        end
      end
    end
  end
end

Seems like this should still clear the shared example groups defined at the top level, right? But not clear the ones defined within an example group.