require File.dirname(__FILE__) + '/../../spec_helper'

module Spec
  module Example
    module ModuleThatIsReopened
    end

    module ExampleMethods
      include ModuleThatIsReopened
    end

    module ModuleThatIsReopened
      def module_that_is_reopened_method
      end
    end

    describe ExampleMethods do
      describe "with an included module that is reopened" do
        it "should have repoened methods" do
          method(:module_that_is_reopened_method).should_not be_nil
        end
      end

      describe "lifecycle" do
        before do
          @original_rspec_options = Spec::Runner.options
          @options = ::Spec::Runner::Options.new(StringIO.new, StringIO.new)
          Spec::Runner.use @options
          @options.formatters << mock("formatter", :null_object => true)
          @options.backtrace_tweaker = mock("backtrace_tweaker", :null_object => true)
          @reporter = FakeReporter.new(@options)
          @options.reporter = @reporter

          ExampleMethods.before_all_parts.should == []
          ExampleMethods.before_each_parts.should == []
          ExampleMethods.after_each_parts.should == []
          ExampleMethods.after_all_parts.should == []
          def ExampleMethods.count
            @count ||= 0
            @count = @count + 1
            @count
          end
        end

        after do
          Spec::Runner.use @original_rspec_options
          ExampleMethods.instance_variable_set("@before_all_parts", [])
          ExampleMethods.instance_variable_set("@before_each_parts", [])
          ExampleMethods.instance_variable_set("@after_each_parts", [])
          ExampleMethods.instance_variable_set("@after_all_parts", [])
        end

        it "should pass before and after callbacks to all ExampleGroup subclasses" do
          ExampleMethods.before(:suite) do
            ExampleMethods.count.should == 1
          end

          ExampleMethods.before(:all) do
            ExampleMethods.count.should == 2
          end

          ExampleMethods.before(:each) do
            ExampleMethods.count.should == 3
          end

          ExampleMethods.after(:each) do
            ExampleMethods.count.should == 4
          end

          ExampleMethods.after(:all) do
            ExampleMethods.count.should == 5
          end

          ExampleMethods.after(:suite) do
            ExampleMethods.count.should == 6
          end

          @example_group = Class.new(ExampleGroup) do
            it "should use ExampleMethods callbacks" do
            end
          end
          @options.run_examples
          ExampleMethods.count.should == 7
        end

        describe "eval_block" do
          describe "with a given description" do
            it "should provide the given description" do
              @example_group = Class.new(ExampleGroup) do end
              @example = @example_group.it("given description") { 2.should == 2 }
              @example.eval_block
              @example.description.should == "given description"
            end
          end

          describe "with no given description" do
            it "should provide the generated description" do
              @example_group = Class.new(ExampleGroup) do end
              @example = @example_group.it { 2.should == 2 }
              @example.eval_block
              @example.description.should == "should == 2"
            end
          end
        end
      end

      describe "#implementation_backtrace" do
        it "returns the backtrace of where the implementation was defined" do
          example_group = Class.new(ExampleGroup) do
            it "should use ExampleMethods callbacks" do
            end
          end
          example = example_group.examples.first
          example.implementation_backtrace.join("\n").should include("#{__FILE__}:#{__LINE__-4}")
        end
      end

      describe "#__full_description" do
        it "should return the full description of the ExampleGroup and Example" do
          example_group = Class.new(ExampleGroup).describe("An ExampleGroup") do
            it "should do something" do
            end
          end
          example = example_group.examples.first
          example.__full_description.should == "An ExampleGroup should do something"
        end
      end
    end
  end
end