implemented simple pavatar provider for tests

  - test/lib/pavatar_provider.rb - simple sinatra pavatar provider
  - Samall updated to gemspec (rake gem:gem works now!)

Manifest.txt

@@ -4,7 +4,7 @@ History.txt
 init.rb
 License.txt
 Manifest.txt
-README.txt
+README.rdoc
 Rakefile
 lib/avatar.rb
 lib/avatar/object_support.rb

lib/avatar/source/pavatar_source.rb

@@ -16,6 +16,7 @@ class PavatarSource
       #
       def avatar_url_for(person, options = {})
         return nil if person.nil?
+        options = options.merge! ::Avatar.default_avatar_options
         field = options.delete(:pavatar_field) || :blog_url
         raise ArgumentError.new('No field specified; either specify a default field or pass in a value for :pavatar_field (probably :blog_url)') unless field
 

test/lib/pavatar_provider.rb

@@ -1,11 +1,14 @@
 require 'rubygems'
-gem 'rack', '0.9.1'
 require 'sinatra'
 
 get '/' do
-  response['X-Pavatar'] = 'http://blog.example.com/pavatar.png'
+  response['X-Pavatar'] = 'http://localhost:4567/pavatar.png'
 end
 
 get '/pavatar.png' do
-  attachement('pavatar.png')
+  'yep' # we just need 200
+end
+
+get '/hsegment/pavatar.png' do
+  'yep' # we just need 200
 end

test/test_pavatar_source.rb

@@ -0,0 +1,20 @@
+require File.dirname(__FILE__) + '/test_helper.rb'
+require 'avatar/source/pavatar_source'
+
+class TestPavatarSource < Test::Unit::TestCase
+
+  def setup
+    @source = Avatar::Source::PavatarSource.new
+    @gary = Person.new('antono@example.com', 'Antono Vasiljev', 'http://localhost:4567/')
+  end
+
+  def test_nil_when_person_is_nil
+    assert_nil @source.avatar_url_for(nil)
+  end
+
+  def test_not_nil_when_person_is_not_nil
+    assert_equal 'http://localhost:4567/pavatar.png', @source.avatar_url_for(@gary)
+  end
+
+
+end