update Rakefile and fix specs so they all run under rake

Rakefile

@@ -1,19 +1,18 @@
 require 'rubygems'
 require 'rake'
+require 'rspec/core/rake_task'
 
-require 'spec/rake/spectask'
-Spec::Rake::SpecTask.new(:spec) do |spec|
-  spec.libs << 'lib' << 'spec'
-  spec.spec_files = FileList['spec/**/*_spec.rb']
+desc "Run all specs"
+RSpec::Core::RakeTask.new(:rspec) do |spec|
+  spec.pattern = 'spec/**/*_spec.rb'
 end
 
-Spec::Rake::SpecTask.new(:rcov) do |spec|
-  spec.libs << 'lib' << 'spec'
+RSpec::Core::RakeTask.new(:rcov) do |spec|
   spec.pattern = 'spec/**/*_spec.rb'
   spec.rcov = true
 end
 
-task :default => :spec
+task :default => :rspec
 
 require 'rake/rdoctask'
 Rake::RDocTask.new do |rdoc|
@@ -23,4 +22,4 @@ Rake::RDocTask.new do |rdoc|
   rdoc.title = "anemone #{version}"
   rdoc.rdoc_files.include('README*')
   rdoc.rdoc_files.include('lib/**/*.rb')
-end
+end

spec/http_spec.rb

@@ -1,4 +1,3 @@
-$:.unshift(File.dirname(__FILE__))
 require 'spec_helper'
 
 module Anemone
@@ -10,12 +9,7 @@ module Anemone
       end
 
       it "should still return a Page if an exception occurs during the HTTP connection" do
-        class HTTP
-          def refresh_connection
-            raise "test exception"
-          end
-        end
-
+        HTTP.stub!(:refresh_connection).and_raise(StandardError)
         http = Anemone::HTTP.new
         http.fetch_page(SPEC_DOMAIN).should be_an_instance_of(Page)
       end