Reformatted parse_response respond_to? to be consistent

Added spec for negative case of parse_request (where no parse method exists)

lib/service_proxy.rb

@@ -103,7 +103,8 @@ def setup_namespace
 
   def build_request(method, options)
     builder  = underscore("build_#{method}")    
-    self.respond_to?(builder) ? self.send(builder, options).target! : soap_envelope(options).target!
+    self.respond_to?(builder) ? self.send(builder, options).target! : 
+                                soap_envelope(options).target!
   end
 
   def parse_response(method, response)

spec/service_helper.rb

@@ -53,4 +53,15 @@ def parse_gen_ssha(response)
     xml = Hpricot.XML(response.body)
     xml.at("return").inner_text
   end
+end
+
+class InvalidSHAGeneratorService < ServiceProxy
+
+  def build_gen_ssha(options)
+    soap_envelope(options) do |xml|
+      xml.text(options[:text])
+      xml.hashtype(options[:hash_type])
+    end
+  end
+
 end

spec/service_proxy_spec.rb

@@ -63,6 +63,16 @@
     end
   end
 
+  describe "making a service call without a parse method" do
+    before do
+      @proxy = InvalidSHAGeneratorService.new('https://sec.neurofuzz-software.com/paos/genSSHA-SOAP.php?wsdl')
+    end
+
+    it "should raise a no method error" do
+      lambda { result = @proxy.genSSHA(:text => 'hello world', :hash_type => 'sha512') }.should raise_error(NoMethodError)
+    end
+  end
+
   describe "using the #service_port hook" do
     before do
       @proxy = ISBNService.new('http://webservices.daehosting.com/services/isbnservice.wso?WSDL')