Add use_transactional_examples to configuration

This is a temp solution to support making transactional
examples configurable in rspec-rails, but we need a more
generic solution for extensions to add their own config
options.

Author: Matt Remsik and Ethan Gunderson

lib/rspec/core/configuration.rb

@@ -27,6 +27,7 @@ def default_options
         {
           :color_enabled => false,
           :mock_framework => nil,
+          :use_transactional_examples => true,
           :profile_examples => false,
           :files_to_run => [],
           :filename_pattern => '**/*_spec.rb',
@@ -51,6 +52,14 @@ def backtrace_clean_patterns
       def mock_framework=(use_me_to_mock)
         @options[:mock_framework] = use_me_to_mock
       end
+
+      def use_transactional_examples(value)
+        @options[:use_transactional_examples] = value
+      end
+
+      def use_transactional_examples?
+        @options[:use_transactional_examples]
+      end
 
       def require_mock_framework_adapter
         require case @options[:mock_framework].to_s

rspec-core.gemspec

@@ -9,7 +9,7 @@ Gem::Specification.new do |s|
 
   s.required_rubygems_version = Gem::Requirement.new("> 1.3.1") if s.respond_to? :required_rubygems_version=
   s.authors = ["Chad Humphries", "David Chelimsky"]
-  s.date = %q{2010-03-17}
+  s.date = %q{2010-03-23}
   s.description = %q{Rspec runner and example group classes}
   s.email = %q{[email protected];[email protected]}
   s.executables = ["rspec", "spec"]
@@ -111,6 +111,7 @@ Gem::Specification.new do |s|
      "lib/rspec/core/formatters/base_formatter.rb",
      "lib/rspec/core/formatters/base_text_formatter.rb",
      "lib/rspec/core/formatters/documentation_formatter.rb",
+     "lib/rspec/core/formatters/helpers.rb",
      "lib/rspec/core/formatters/progress_formatter.rb",
      "lib/rspec/core/hooks.rb",
      "lib/rspec/core/kernel_extensions.rb",
@@ -139,7 +140,9 @@ Gem::Specification.new do |s|
      "spec/rspec/core/example_group_subject_spec.rb",
      "spec/rspec/core/example_spec.rb",
      "spec/rspec/core/formatters/base_formatter_spec.rb",
+     "spec/rspec/core/formatters/base_text_formatter_spec.rb",
      "spec/rspec/core/formatters/documentation_formatter_spec.rb",
+     "spec/rspec/core/formatters/helpers_spec.rb",
      "spec/rspec/core/formatters/progress_formatter_spec.rb",
      "spec/rspec/core/kernel_extensions_spec.rb",
      "spec/rspec/core/metadata_spec.rb",
@@ -185,7 +188,9 @@ Gem::Specification.new do |s|
      "spec/rspec/core/example_group_subject_spec.rb",
      "spec/rspec/core/example_spec.rb",
      "spec/rspec/core/formatters/base_formatter_spec.rb",
+     "spec/rspec/core/formatters/base_text_formatter_spec.rb",
      "spec/rspec/core/formatters/documentation_formatter_spec.rb",
+     "spec/rspec/core/formatters/helpers_spec.rb",
      "spec/rspec/core/formatters/progress_formatter_spec.rb",
      "spec/rspec/core/kernel_extensions_spec.rb",
      "spec/rspec/core/metadata_spec.rb",

spec/rspec/core/configuration_spec.rb

@@ -237,6 +237,19 @@ def that_thing
       end
     end
 
+
+    context "transactional examples" do
+      it "defaults to use transactional examples" do
+          config.use_transactional_examples?.should be_true
+      end
+      describe "#use_transactional_examples=" do
+        it "remembers that I don't want transactional exmaples" do
+          config.use_transactional_examples false
+          config.use_transactional_examples?.should be_false
+        end
+      end
+    end
+
   end
 
 end