added webmock to fix #29

Author: Andy Newton

Gemfile

@@ -3,3 +3,5 @@ gem 'netaddr'
 gem 'rspec', :require => false, :group => :test
 gem 'simplecov', :require => false, :group => :test
 gem 'rake', :require => false, :group => :test
+gem 'webmock', :require => false, :group => :test
+

Gemfile.lock

@@ -1,10 +1,16 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    addressable (2.5.2)
+      public_suffix (>= 2.0.2, < 4.0)
+    crack (0.4.3)
+      safe_yaml (~> 1.0.0)
     diff-lcs (1.3)
     docile (1.1.5)
+    hashdiff (0.3.7)
     json (2.1.0)
     netaddr (1.5.1)
+    public_suffix (3.0.1)
     rake (12.1.0)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
@@ -19,11 +25,16 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.7.0)
     rspec-support (3.7.0)
+    safe_yaml (1.0.4)
     simplecov (0.15.1)
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
+    webmock (3.1.1)
+      addressable (>= 2.3.6)
+      crack (>= 0.3.2)
+      hashdiff
 
 PLATFORMS
   ruby
@@ -33,6 +44,7 @@ DEPENDENCIES
   rake
   rspec
   simplecov
+  webmock
 
 BUNDLED WITH
    1.15.4

lib/nicinfo/nicinfo_main.rb

@@ -500,13 +500,14 @@ def run
           end
         else
           json_data = do_rdap_query
-          display_rdap_query( json_data, true )
+          display_rdap_query( json_data, true ) if json_data
       end
 
 
     end
 
     def do_rdap_query
+      retval = nil
       if @config.config[ NicInfo::BOOTSTRAP ][ NicInfo::BOOTSTRAP_URL ] == nil && !@config.options.url
         bootstrap = Bootstrap.new( @config )
         qtype = @config.options.query_type
@@ -564,7 +565,7 @@ def do_rdap_query
         end
         inspect_rdap_compliance json_data
         cache_self_references json_data
-        json_data
+        retval = json_data
       rescue JSON::ParserError => a
         @config.logger.mesg( "Server returned invalid JSON!" )
       rescue SocketError => a
@@ -603,6 +604,7 @@ def do_rdap_query
         end
         @config.logger.trace("Server response code was " + e.response.code)
       end
+      return retval
     end
 
     def display_rdap_query json_data, show_help = true