diff --git a/samples/client/petstore/ruby/docs/FakeApi.md b/samples/client/petstore/ruby/docs/FakeApi.md
new file mode 100644
index 00000000000..a7c0b42a475
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+++ b/samples/client/petstore/ruby/docs/FakeApi.md
@@ -0,0 +1,82 @@
+# Petstore::FakeApi
+
+All URIs are relative to *http://petstore.swagger.io/v2*
+
+Method | HTTP request | Description
+------------- | ------------- | -------------
+[**test_endpoint_parameters**](FakeApi.md#test_endpoint_parameters) | **POST** /fake | Fake endpoint for testing various parameters
+
+
+# **test_endpoint_parameters**
+> test_endpoint_parameters(number, double, string, byte, opts)
+
+Fake endpoint for testing various parameters
+
+Fake endpoint for testing various parameters
+
+### Example
+```ruby
+# load the gem
+require 'petstore'
+
+api_instance = Petstore::FakeApi.new
+
+number = "number_example" # String | None
+
+double = 1.2 # Float | None
+
+string = "string_example" # String | None
+
+byte = "B" # String | None
+
+opts = { 
+  integer: 56, # Integer | None
+  int32: 56, # Integer | None
+  int64: 789, # Integer | None
+  float: 3.4, # Float | None
+  binary: "B", # String | None
+  date: Date.parse("2013-10-20"), # Date | None
+  date_time: DateTime.parse("2013-10-20T19:20:30+01:00"), # DateTime | None
+  password: "password_example" # String | None
+}
+
+begin
+  #Fake endpoint for testing various parameters
+  api_instance.test_endpoint_parameters(number, double, string, byte, opts)
+rescue Petstore::ApiError => e
+  puts "Exception when calling FakeApi->test_endpoint_parameters: #{e}"
+end
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **number** | **String**| None | 
+ **double** | **Float**| None | 
+ **string** | **String**| None | 
+ **byte** | **String**| None | 
+ **integer** | **Integer**| None | [optional] 
+ **int32** | **Integer**| None | [optional] 
+ **int64** | **Integer**| None | [optional] 
+ **float** | **Float**| None | [optional] 
+ **binary** | **String**| None | [optional] 
+ **date** | **Date**| None | [optional] 
+ **date_time** | **DateTime**| None | [optional] 
+ **password** | **String**| None | [optional] 
+
+### Return type
+
+nil (empty response body)
+
+### Authorization
+
+No authorization required
+
+### HTTP request headers
+
+ - **Content-Type**: Not defined
+ - **Accept**: application/xml, application/json
+
+
+
diff --git a/samples/client/petstore/ruby/lib/petstore/api/fake_api.rb b/samples/client/petstore/ruby/lib/petstore/api/fake_api.rb
new file mode 100644
index 00000000000..a0cf2913f43
--- /dev/null
+++ b/samples/client/petstore/ruby/lib/petstore/api/fake_api.rb
@@ -0,0 +1,171 @@
+=begin
+Swagger Petstore
+
+This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose.
+
+OpenAPI spec version: 1.0.0
+Contact: apiteam@swagger.io
+Generated by: https://github.com/swagger-api/swagger-codegen.git
+
+License: Apache 2.0
+http://www.apache.org/licenses/LICENSE-2.0.html
+
+Terms of Service: http://swagger.io/terms/
+
+=end
+
+require "uri"
+
+module Petstore
+  class FakeApi
+    attr_accessor :api_client
+
+    def initialize(api_client = ApiClient.default)
+      @api_client = api_client
+    end
+
+    # Fake endpoint for testing various parameters
+    # Fake endpoint for testing various parameters
+    # @param number None
+    # @param double None
+    # @param string None
+    # @param byte None
+    # @param [Hash] opts the optional parameters
+    # @option opts [Integer] :integer None
+    # @option opts [Integer] :int32 None
+    # @option opts [Integer] :int64 None
+    # @option opts [Float] :float None
+    # @option opts [String] :binary None
+    # @option opts [Date] :date None
+    # @option opts [DateTime] :date_time None
+    # @option opts [String] :password None
+    # @return [nil]
+    def test_endpoint_parameters(number, double, string, byte, opts = {})
+      test_endpoint_parameters_with_http_info(number, double, string, byte, opts)
+      return nil
+    end
+
+    # Fake endpoint for testing various parameters
+    # Fake endpoint for testing various parameters
+    # @param number None
+    # @param double None
+    # @param string None
+    # @param byte None
+    # @param [Hash] opts the optional parameters
+    # @option opts [Integer] :integer None
+    # @option opts [Integer] :int32 None
+    # @option opts [Integer] :int64 None
+    # @option opts [Float] :float None
+    # @option opts [String] :binary None
+    # @option opts [Date] :date None
+    # @option opts [DateTime] :date_time None
+    # @option opts [String] :password None
+    # @return [Array<(nil, Fixnum, Hash)>] nil, response status code and response headers
+    def test_endpoint_parameters_with_http_info(number, double, string, byte, opts = {})
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "Calling API: FakeApi.test_endpoint_parameters ..."
+      end
+      # verify the required parameter 'number' is set
+      fail ArgumentError, "Missing the required parameter 'number' when calling FakeApi.test_endpoint_parameters" if number.nil?
+      if number > 543.2
+        fail ArgumentError, 'invalid value for "number" when calling FakeApi.test_endpoint_parameters, must be smaller than or equal to 543.2.'
+      end
+
+      if number < 32.1
+        fail ArgumentError, 'invalid value for "number" when calling FakeApi.test_endpoint_parameters, must be greater than or equal to 32.1.'
+      end
+
+      # verify the required parameter 'double' is set
+      fail ArgumentError, "Missing the required parameter 'double' when calling FakeApi.test_endpoint_parameters" if double.nil?
+      if double > 123.4
+        fail ArgumentError, 'invalid value for "double" when calling FakeApi.test_endpoint_parameters, must be smaller than or equal to 123.4.'
+      end
+
+      if double < 67.8
+        fail ArgumentError, 'invalid value for "double" when calling FakeApi.test_endpoint_parameters, must be greater than or equal to 67.8.'
+      end
+
+      # verify the required parameter 'string' is set
+      fail ArgumentError, "Missing the required parameter 'string' when calling FakeApi.test_endpoint_parameters" if string.nil?
+      if string !~ Regexp.new(/[a-z]/i)
+        fail ArgumentError, 'invalid value for "string" when calling FakeApi.test_endpoint_parameters, must conform to the pattern /[a-z]/i.'
+      end
+
+      # verify the required parameter 'byte' is set
+      fail ArgumentError, "Missing the required parameter 'byte' when calling FakeApi.test_endpoint_parameters" if byte.nil?
+      if opts[:'integer'] > 100.0
+        fail ArgumentError, 'invalid value for "opts[:"integer"]" when calling FakeApi.test_endpoint_parameters, must be smaller than or equal to 100.0.'
+      end
+
+      if opts[:'integer'] < 10.0
+        fail ArgumentError, 'invalid value for "opts[:"integer"]" when calling FakeApi.test_endpoint_parameters, must be greater than or equal to 10.0.'
+      end
+
+      if opts[:'int32'] > 200.0
+        fail ArgumentError, 'invalid value for "opts[:"int32"]" when calling FakeApi.test_endpoint_parameters, must be smaller than or equal to 200.0.'
+      end
+
+      if opts[:'int32'] < 20.0
+        fail ArgumentError, 'invalid value for "opts[:"int32"]" when calling FakeApi.test_endpoint_parameters, must be greater than or equal to 20.0.'
+      end
+
+      if opts[:'float'] > 987.6
+        fail ArgumentError, 'invalid value for "opts[:"float"]" when calling FakeApi.test_endpoint_parameters, must be smaller than or equal to 987.6.'
+      end
+
+      if opts[:'password'].to_s.length > 64
+        fail ArgumentError, 'invalid value for "opts[:"password"]" when calling FakeApi.test_endpoint_parameters, the character length must be smaller than or equal to 64.'
+      end
+
+      if opts[:'password'].to_s.length < 10
+        fail ArgumentError, 'invalid value for "opts[:"password"]" when calling FakeApi.test_endpoint_parameters, the character length must be great than or equal to 10.'
+      end
+
+      # resource path
+      local_var_path = "/fake".sub('{format}','json')
+
+      # query parameters
+      query_params = {}
+
+      # header parameters
+      header_params = {}
+
+      # HTTP header 'Accept' (if needed)
+      local_header_accept = ['application/xml', 'application/json']
+      local_header_accept_result = @api_client.select_header_accept(local_header_accept) and header_params['Accept'] = local_header_accept_result
+
+      # HTTP header 'Content-Type'
+      local_header_content_type = []
+      header_params['Content-Type'] = @api_client.select_header_content_type(local_header_content_type)
+
+      # form parameters
+      form_params = {}
+      form_params["number"] = number
+      form_params["double"] = double
+      form_params["string"] = string
+      form_params["byte"] = byte
+      form_params["integer"] = opts[:'integer'] if opts[:'integer']
+      form_params["int32"] = opts[:'int32'] if opts[:'int32']
+      form_params["int64"] = opts[:'int64'] if opts[:'int64']
+      form_params["float"] = opts[:'float'] if opts[:'float']
+      form_params["binary"] = opts[:'binary'] if opts[:'binary']
+      form_params["date"] = opts[:'date'] if opts[:'date']
+      form_params["dateTime"] = opts[:'date_time'] if opts[:'date_time']
+      form_params["password"] = opts[:'password'] if opts[:'password']
+
+      # http body (model)
+      post_body = nil
+            auth_names = []
+      data, status_code, headers = @api_client.call_api(:POST, local_var_path,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: FakeApi#test_endpoint_parameters\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+  end
+end
diff --git a/samples/client/petstore/ruby/spec/api/fake_api_spec.rb b/samples/client/petstore/ruby/spec/api/fake_api_spec.rb
new file mode 100644
index 00000000000..84929b8115c
--- /dev/null
+++ b/samples/client/petstore/ruby/spec/api/fake_api_spec.rb
@@ -0,0 +1,66 @@
+=begin
+Swagger Petstore
+
+This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose.
+
+OpenAPI spec version: 1.0.0
+Contact: apiteam@swagger.io
+Generated by: https://github.com/swagger-api/swagger-codegen.git
+
+License: Apache 2.0
+http://www.apache.org/licenses/LICENSE-2.0.html
+
+Terms of Service: http://swagger.io/terms/
+
+=end
+
+require 'spec_helper'
+require 'json'
+
+# Unit tests for Petstore::FakeApi
+# Automatically generated by swagger-codegen (github.com/swagger-api/swagger-codegen)
+# Please update as you see appropriate
+describe 'FakeApi' do
+  before do
+    # run before each test
+    @instance = Petstore::FakeApi.new
+  end
+
+  after do
+    # run after each test
+  end
+
+  describe 'test an instance of FakeApi' do
+    it 'should create an instact of FakeApi' do
+      @instance.should be_a(Petstore::FakeApi)
+    end
+  end
+
+  # unit tests for test_endpoint_parameters
+  # Fake endpoint for testing various parameters
+  # Fake endpoint for testing various parameters
+  # @param number None
+  # @param double None
+  # @param string None
+  # @param byte None
+  # @param [Hash] opts the optional parameters
+  # @option opts [Integer] :integer None
+  # @option opts [Integer] :int32 None
+  # @option opts [Integer] :int64 None
+  # @option opts [Float] :float None
+  # @option opts [String] :binary None
+  # @option opts [Date] :date None
+  # @option opts [DateTime] :date_time None
+  # @option opts [String] :password None
+  # @return [nil]
+  describe 'test_endpoint_parameters test' do
+    it "should work" do
+      # assertion here
+      # should be_a()
+      # should be_nil
+      # should ==
+      # should_not ==
+    end
+  end
+
+end