Default to PerThreadPersistentClients.

lib/async/http/faraday/adapter.rb

@@ -76,7 +76,7 @@ def initialize(...)
 					if clients = @connection_options.delete(:clients)
 						@clients = clients.call(**@connection_options, &@config_block)
 					else
-						@clients = PersistentClients.new(**@connection_options, &@config_block)
+						@clients = PerThreadPersistentClients.new(**@connection_options, &@config_block)
 					end
 				end
 

test/async/http/faraday/adapter.rb

@@ -43,6 +43,25 @@ def get_response(url = bound_url, path = '/index', adapter_options: {})
 			it "client can get resource" do
 				expect(get_response.body).to be == 'Hello World'
 			end
+
+			it "can make several requests on several threads" do
+				connection = Faraday.new(bound_url) do |builder|
+					builder.adapter :async_http
+				end
+
+				threads = []
+
+				10.times do
+					threads << Thread.new do
+						10.times do
+							response = connection.get("/index")
+							expect(response).to be(:success?)
+						end
+					end
+				end
+
+				threads.each(&:join)
+			end
 		end
 
 		with "utf-8 response body" do