added support for /posts routes on Answer

this adds calls for suggested edits and revisions for answers

lib/serel/answer.rb

@@ -12,5 +12,13 @@ def comments
     def question
       type(:question, :singular).url("questions/#{question_id}").request
     end
+
+    def revisions
+      type(:revision).url("posts/#{id}/revisions")
+    end
+
+    def suggested_edits
+      type(:suggested_edit).url("posts/#{id}/suggested-edits")
+    end
   end
 end

spec/serel/answer_spec.rb

@@ -1,41 +1,61 @@
 require 'spec_helper'
 
 describe Serel::Answer do
-  context 'the class' do
-    it 'should support finding an answer and accessing its attributes' do
-      VCR.use_cassette('answer-find') do
-        # Pick a random awesome answer
-        answer = Serel::Answer.find(16573)
-        answer.should be_a(Serel::Answer)
+  it 'should support finding an answer and accessing its attributes' do
+    VCR.use_cassette('answer-find') do
+      # Pick a random awesome answer
+      answer = Serel::Answer.find(16573)
+      answer.should be_a(Serel::Answer)
 
-        answer.id.should == 16573
-        answer.answer_id.should == 16573
-        answer.question_id.should == 16568
-        answer.is_accepted.should == true
-        answer.score.should == 23
+      answer.id.should == 16573
+      answer.answer_id.should == 16573
+      answer.question_id.should == 16568
+      answer.is_accepted.should == true
+      answer.score.should == 23
 
-        answer.owner.should be_a(Serel::User)
+      answer.owner.should be_a(Serel::User)
+    end
+  end
+
+  it 'should get the question the answer is on' do
+    VCR.use_cassette('answer-question') do
+      answer = Serel::Answer.find(16573)
+      question = answer.question
+      question.should be_a(Serel::Question)
+      answer.question_id.should == question.id
+    end
+  end
+
+  it 'should get the comments on an answer' do
+    VCR.use_cassette('answer-comments') do
+      # Random awesome answer with comments
+      answer = Serel::Answer.find(29552)
+      comments = answer.comments.request
+      comments.should be_a(Array)
+      comments.each do |comment|
+        comment.should be_a(Serel::Comment)
       end
     end
   end
 
-  context 'an instance' do
-    it 'should have a comments scope' do
-      VCR.use_cassette('answer-comments') do
-        # Random awesome answer with comments
-        answer = Serel::Answer.find(29552)
-        comments = answer.comments.request
-        comments.should be_a(Array)
-        comments.first.should be_a(Serel::Comment)
+  it 'should get the revisions on an answer' do
+    VCR.use_cassette('answer-revisions') do
+      answer = Serel::Answer.find(14545)
+      revisions = answer.revisions.request
+      revisions.should be_a(Array)
+      revisions.each do |rev|
+        rev.should be_a(Serel::Revision)
       end
     end
+  end
 
-    it 'should be able to get the question' do
-      VCR.use_cassette('answer-question') do
-        answer = Serel::Answer.find(16573)
-        question = answer.question
-        question.should be_a(Serel::Question)
-        answer.question_id.should == question.id
+  it 'should get the suggested edits on an answer' do
+    VCR.use_cassette('answer-suggested-edits') do
+      answer = Serel::Answer.find(14264)
+      edits = answer.suggested_edits.request
+      edits.should be_a(Array)
+      edits.each do |edit|
+        edit.should be_a(Serel::SuggestedEdit)
       end
     end
   end