Sets Content-Length to body string length

It joins the body array to a string and sets the Content-Length header
to its length.

1 files changed, 7 insertions, 0 deletions

diff --git a/spec/unit/response/response_spec.rb b/spec/unit/response/response_spec.rb
index 0bb0c4e..21d6e31 100644
--- a/spec/unit/response/response_spec.rb
+++ b/spec/unit/response/response_spec.rb
@@ -53,6 +53,13 @@ describe Zero::Response do
 
       subject.header['Content-Length'].should eq(0)
     end
+
+    it "sets the content_length to the size of the message body" do
+      subject.body = ['foo', 'bar']
+      subject.content_length
+
+      subject.header['Content-Length'].should eq(6)
+    end
   end
 
 end
\ No newline at end of file