Feat/add ruby sdk (#583)

sdks/ruby-client/test/dify_client_test.rb

@@ -0,0 +1,42 @@
+require 'test_helper'
+require 'webmock/minitest'
+require 'json'
+require 'dify_client'
+
+class DifyClientTest < Minitest::Test
+  def setup
+    @api_key = 'YOUR_API_KEY'
+    @client = DifyClient::Client.new(@api_key)
+  end
+
+  def test_update_api_key
+    new_api_key = 'NEW_API_KEY'
+
+    @client.update_api_key(new_api_key)
+
+    assert_equal new_api_key, @client.instance_variable_get(:@api_key)
+  end
+
+  def test_get_application_parameters
+    user = 'USER_ID'
+    expected_response = {}
+
+    stub_request(:get, "https://api.dify.ai/v1/parameters").
+    with(
+      body: {"user"=>"USER_ID"},
+      headers: {
+      'Accept'=>'*/*',
+      'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3',
+      'Authorization'=>'Bearer YOUR_API_KEY',
+      'Content-Type'=>'application/x-www-form-urlencoded',
+      'Responsetype'=>'json',
+      'User-Agent'=>'Ruby'
+      }).
+    to_return(status: 200, body: expected_response.to_json, headers: {})
+
+    response = @client.get_application_parameters(user)
+
+    assert_equal expected_response, response
+  end
+
+end