From c4ce08e3b84c1cf06d1ea003bca8095f1792401b Mon Sep 17 00:00:00 2001
From: Markus Schirp <mbj@schirp-dso.com>
Date: Sun, 23 Jun 2013 21:57:12 +0200
Subject: [PATCH] Display original code in shared mutator error message

---
 spec/shared/mutator_behavior.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spec/shared/mutator_behavior.rb b/spec/shared/mutator_behavior.rb
index 796af68a..620cc224 100644
--- a/spec/shared/mutator_behavior.rb
+++ b/spec/shared/mutator_behavior.rb
@@ -65,6 +65,7 @@ shared_examples_for 'a mutator' do
     end
 
     it 'generates the expected mutations' do
+
       generated  = subject.map { |node| Subject.new(node) }
 
       missing    = expected_mutations - generated
@@ -82,7 +83,7 @@ shared_examples_for 'a mutator' do
         message.concat(unexpected)
       end
 
-      fail message.join("\n-----\n") if message.any?
+      fail "Original:\n#{generate(node)}\n-----\n#{message.join("\n-----\n")}" if message.any?
     end
   end
 end