Implement x-ms-parameterized-host extension for ruby (Azure#992)

* Implement x-ms-parameterized-host extension for ruby
* Default value of method parameters should not be double escaped when string
* Check for x-ms-skip-url-encoding should be on extension + the values (true/false)

AutoRest/Generators/Ruby/Azure.Ruby.Tests/RspecTests/custom_base_uri_more_spec.rb

@@ -0,0 +1,39 @@
+# encoding: utf-8
+
+$: << 'RspecTests/Generated/custom_base_uri_more'
+
+require 'custom_base_url_more_options'
+require 'uri'
+
+module CustomBaseUriMoreModule
+  describe 'Custom base uri more options' do
+    before(:all) do
+      url = URI(ENV['StubServerURI'])
+      @vault = "http://#{url.host}"
+      @key_name = "key1"
+
+      dummyToken = 'dummy12321343423'
+      @credentials = MsRest::TokenCredentials.new(dummyToken)
+
+      client = CustomBaseUriMoreModule::AutoRestParameterizedCustomHostTestClient.new(@credentials)
+      client.subscription_id = 'test12'
+      client.instance_variable_set("@dns_suffix", ":#{url.port.to_s}")
+      @custom_base_url_client =  CustomBaseUriMoreModule::Paths.new(client)
+    end
+
+    it 'should get empty' do
+      result = @custom_base_url_client.get_empty_async(@vault, '', @key_name).value!
+      expect(result.response.status).to eq(200)
+    end
+
+    it 'should throw on nil vault or secret' do
+      expect {
+        @custom_base_url_client.get_empty_async(nil, nil, @key_name).value!
+      }.to raise_error(ArgumentError)
+
+      expect {
+        @custom_base_url_client.get_empty_async(@vault, nil, @key_name).value!
+      }.to raise_error(ArgumentError)
+    end
+  end
+end

AutoRest/Generators/Ruby/Azure.Ruby.Tests/RspecTests/custom_base_uri_spec.rb

@@ -0,0 +1,33 @@
+# encoding: utf-8
+
+$: << 'RspecTests/Generated/custom_base_uri'
+
+require 'custom_base_url'
+require 'uri'
+
+module CustomBaseUriModule
+  describe 'Custom base uri' do
+    before(:all) do
+      url = URI(ENV['StubServerURI'])
+      @account_name = url.host
+
+      dummyToken = 'dummy12321343423'
+      @credentials = MsRest::TokenCredentials.new(dummyToken)
+
+      client = CustomBaseUriModule::AutoRestParameterizedHostTestClient.new(@credentials)
+      client.instance_variable_set("@host", ":#{url.port.to_s}")
+      @custom_base_url_client =  CustomBaseUriModule::Paths.new(client)
+    end
+
+    it 'should get empty' do
+      result = @custom_base_url_client.get_empty_async(@account_name).value!
+      expect(result.response.status).to eq(200)
+    end
+
+    it 'should throw on nil account name' do
+      expect {
+        @custom_base_url_client.get_empty_async(nil).value!
+      }.to raise_error(ArgumentError)
+    end
+  end
+end

AutoRest/Generators/Ruby/Ruby/RubyCodeGenerator.cs

@@ -111,24 +111,25 @@ public override string ImplementationFileExtension
         /// <summary>
         /// Normalizes client model by updating names and types to be language specific.
         /// </summary>
-        /// <param name="serviceClientModel"></param>
-        public override void NormalizeClientModel(ServiceClient serviceClientModel)
+        /// <param name="serviceClient"></param>
+        public override void NormalizeClientModel(ServiceClient serviceClient)
         {
-            PopulateAdditionalProperties(serviceClientModel);
-            CodeNamer.NormalizeClientModel(serviceClientModel);
-            CodeNamer.ResolveNameCollisions(serviceClientModel, Settings.Namespace,
+            Extensions.ProcessParameterizedHost(serviceClient, Settings);
+            PopulateAdditionalProperties(serviceClient);
+            CodeNamer.NormalizeClientModel(serviceClient);
+            CodeNamer.ResolveNameCollisions(serviceClient, Settings.Namespace,
                 Settings.Namespace + "::Models");
         }
 
         /// <summary>
         /// Adds special properties to the service client (e.g. credentials).
         /// </summary>
-        /// <param name="serviceClientModel">The service client.</param>
-        private void PopulateAdditionalProperties(ServiceClient serviceClientModel)
+        /// <param name="serviceClient">The service client.</param>
+        private void PopulateAdditionalProperties(ServiceClient serviceClient)
         {
             if (Settings.AddCredentials)
             {
-                serviceClientModel.Properties.Add(new Property
+                serviceClient.Properties.Add(new Property
                 {
                     Name = "Credentials",
                     Type = new PrimaryType(KnownPrimaryType.Credentials),