update samples and reenable ensure-up-to-date (#1304)

samples/client/petstore/ruby/spec/api/default_api_spec.rb

@@ -0,0 +1,44 @@
+=begin
+#OpenAPI Petstore
+
+#This spec is mainly for testing Petstore server and contains fake endpoints, models. Please do not use this for any other purpose. Special characters: \" \\
+
+OpenAPI spec version: 1.0.0
+
+Generated by: https://openapi-generator.tech
+OpenAPI Generator version: 3.3.2-SNAPSHOT
+
+=end
+
+require 'spec_helper'
+require 'json'
+
+# Unit tests for Petstore::DefaultApi
+# Automatically generated by openapi-generator (https://openapi-generator.tech)
+# Please update as you see appropriate
+describe 'DefaultApi' do
+  before do
+    # run before each test
+    @instance = Petstore::DefaultApi.new
+  end
+
+  after do
+    # run after each test
+  end
+
+  describe 'test an instance of DefaultApi' do
+    it 'should create an instance of DefaultApi' do
+      expect(@instance).to be_instance_of(Petstore::DefaultApi)
+    end
+  end
+
+  # unit tests for foo_get
+  # @param [Hash] opts the optional parameters
+  # @return [InlineResponseDefault]
+  describe 'foo_get test' do
+    it 'should work' do
+      # assertion here. ref: https://www.relishapp.com/rspec/rspec-expectations/docs/built-in-matchers
+    end
+  end
+
+end