How to use call method of Middleware Package

Best Vcr_ruby code snippet using Middleware.call

rack_auto_instrumentation_test.rb

Source:rack_auto_instrumentation_test.rb

...48        "Apdex",49        "ApdexAll",50        "HttpDispatcher",51        "Middleware/all",52        "Apdex/Middleware/Rack/NewRelic::Rack::ErrorCollector/call",53        "Controller/Middleware/Rack/NewRelic::Rack::ErrorCollector/call",54        "Middleware/Rack/NewRelic::Rack::ErrorCollector/call",55        "Middleware/Rack/NewRelic::Rack::BrowserMonitoring/call",56        "Middleware/Rack/NewRelic::Rack::AgentHooks/call",57        ["Middleware/Rack/NewRelic::Rack::ErrorCollector/call",    "Controller/Middleware/Rack/NewRelic::Rack::ErrorCollector/call"],58        ["Middleware/Rack/NewRelic::Rack::BrowserMonitoring/call", "Controller/Middleware/Rack/NewRelic::Rack::ErrorCollector/call"],59        ["Middleware/Rack/NewRelic::Rack::AgentHooks/call",        "Controller/Middleware/Rack/NewRelic::Rack::ErrorCollector/call"],60      ],61      :ignore_filter => /^Supportability\/EnvironmentReport/62    )63  end64  def test_middlewares_record_metrics65    NewRelic::Agent.drop_buffered_data66    get '/'67    assert_metrics_recorded_exclusive(68      [69        "Apdex",70        "ApdexAll",71        "HttpDispatcher",72        "Middleware/all",73        "Apdex/Rack/ExampleApp/call",74        "Controller/Rack/ExampleApp/call",75        "Middleware/Rack/MiddlewareOne/call",76        "Middleware/Rack/MiddlewareTwo/call",77        "Middleware/Rack/NewRelic::Rack::ErrorCollector/call",78        "Middleware/Rack/NewRelic::Rack::BrowserMonitoring/call",79        "Middleware/Rack/NewRelic::Rack::AgentHooks/call",80        "Nested/Controller/Rack/ExampleApp/call",81        ["Middleware/Rack/NewRelic::Rack::ErrorCollector/call",    "Controller/Rack/ExampleApp/call"],82        ["Middleware/Rack/NewRelic::Rack::BrowserMonitoring/call", "Controller/Rack/ExampleApp/call"],83        ["Middleware/Rack/NewRelic::Rack::AgentHooks/call",        "Controller/Rack/ExampleApp/call"],84        ["Middleware/Rack/MiddlewareOne/call", "Controller/Rack/ExampleApp/call"],85        ["Middleware/Rack/MiddlewareTwo/call", "Controller/Rack/ExampleApp/call"],86        ["Nested/Controller/Rack/ExampleApp/call",    "Controller/Rack/ExampleApp/call"]87      ],88      :ignore_filter => /^Supportability\/EnvironmentReport/89    )90  end91  def test_middlewares_record_queue_time92    t0 = freeze_time93    advance_time(5.0)94    get '/', {}, { 'HTTP_X_REQUEST_START' => "t=#{t0.to_f}" }95    assert_metrics_recorded(96      'WebFrontend/QueueTime' => { :total_call_time => 5.0 }97    )98  end99  def test_middleware_that_returns_early_records_middleware_rollup_metric100    get '/?return-early=true'101    assert_metrics_recorded_exclusive([102      "Apdex",103      "ApdexAll",104      "HttpDispatcher",105      "Middleware/all",106      "Apdex/Middleware/Rack/MiddlewareTwo/call",107      "Controller/Middleware/Rack/MiddlewareTwo/call",108      "Middleware/Rack/MiddlewareOne/call",109      "Middleware/Rack/MiddlewareTwo/call",110      ["Middleware/Rack/MiddlewareOne/call", "Controller/Middleware/Rack/MiddlewareTwo/call"],111      ["Middleware/Rack/MiddlewareTwo/call", "Controller/Middleware/Rack/MiddlewareTwo/call"]112    ])113  end114  def test_middleware_that_returns_early_middleware_all_has_correct_call_times115    freeze_time116    get '/?return-early=true'117    assert_metrics_recorded('Middleware/all' => { :total_exclusive_time => 3.0, :call_count => 2 })118  end119  def test_middleware_created_with_args_works120    get '/'121    assert_equal('the correct tag', last_response.headers['MiddlewareTwoTag'])122    assert_equal('the block tag',   last_response.headers['MiddlewareTwoBlockTag'])123  end124end125end...

middleware_test.rb

Source:middleware_test.rb

...3  class MyMiddleware4    def initialize(app)5      @app = app6    end7    def call(env)8      result = @app.call(env)9      result[1]["Middleware-Test"] = "Success"10      result[1]["Middleware-Order"] = "First"11      result12    end13  end14  class ExclaimerMiddleware15    def initialize(app)16      @app = app17    end18    def call(env)19      result = @app.call(env)20      result[1]["Middleware-Order"] << "!"21      result22    end23  end24  class BlockMiddleware25    attr_accessor :configurable_message26    def initialize(app, &block)27      @app = app28      yield(self) if block_given?29    end30    def call(env)31      result = @app.call(env)32      result[1]["Configurable-Message"] = configurable_message33      result34    end35  end36  class MyController < ActionController::Metal37    use BlockMiddleware do |config|38      config.configurable_message = "Configured by block."39    end40    use MyMiddleware41    middleware.insert_before MyMiddleware, ExclaimerMiddleware42    def index43      self.response_body = "Hello World"44    end45  end46  class InheritedController < MyController47  end48  class ActionsController < ActionController::Metal49    use MyMiddleware, only: :show50    middleware.insert_before MyMiddleware, ExclaimerMiddleware, except: :index51    def index52      self.response_body = "index"53    end54    def show55      self.response_body = "show"56    end57  end58  class TestMiddleware < ActiveSupport::TestCase59    def setup60      @app = MyController.action(:index)61    end62    test "middleware that is 'use'd is called as part of the Rack application" do63      result = @app.call(env_for("/"))64      assert_equal ["Hello World"], [].tap { |a| result[2].each { |x| a << x } }65      assert_equal "Success", result[1]["Middleware-Test"]66    end67    test "the middleware stack is exposed as 'middleware' in the controller" do68      result = @app.call(env_for("/"))69      assert_equal "First!", result[1]["Middleware-Order"]70    end71    test "middleware stack accepts block arguments" do72      result = @app.call(env_for("/"))73      assert_equal "Configured by block.", result[1]["Configurable-Message"]74    end75    test "middleware stack accepts only and except as options" do76      result = ActionsController.action(:show).call(env_for("/"))77      assert_equal "First!", result[1]["Middleware-Order"]78      result = ActionsController.action(:index).call(env_for("/"))79      assert_nil result[1]["Middleware-Order"]80    end81    def env_for(url)82      Rack::MockRequest.env_for(url)83    end84  end85  class TestInheritedMiddleware < TestMiddleware86    def setup87      @app = InheritedController.action(:index)88    end89  end90end...

call

Using AI Code Generation

1app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }2app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }3app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }4app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }5app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }6app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }7app = lambda { |env| [200, {"Content-Type" => "text/html"}, ["A barebones rack app."]] }8app = lambda { |env| [200, {"

call

Using AI Code Generation

1  def call(env)2  def call(env)3mw.call(app)4  def initialize(app)5  def call(env)6    @app.call(env)7  def call(env)8mw = Middleware.new(App.new)9mw.call({})10  def initialize(app)11  def call(env)12    @app.call(env)13  def call(env)14mw1 = Middleware.new(app)15mw2 = Middleware.new(mw1)16mw3 = Middleware.new(mw2)17mw3.call({})18  def initialize(app)19  def call(env)20    @app.call(env)21  def call(env)22mw1 = Middleware.new(app)23mw2 = Middleware.new(mw1)24mw3 = Middleware.new(mw2)25mw3.call({})26  def initialize(app)27  def call(env)

call

Using AI Code Generation

1 def initialize(app)2 def call(env)3 @app.call(env)

call

Using AI Code Generation

1  def call(env)2    @app.call(env)3  def call(env)4    @app.call(env)5  def call(env)6    @app.call(env)7  def call(env)8    @app.call(env)9  def call(env)10    @app.call(env)11  def call(env)12    @app.call(env)13  def call(env)14    @app.call(env)15  def call(env)16    @app.call(env)17  def call(env)

call

Using AI Code Generation

1  def initialize(app)2  def call(env)3      [200, {'Content-Type' => 'text/html'}, ['Hi there!']]4      @app.call(env)5    [404, {'Content-Type' => 'text/html'}, ['Not Found']]6  def call(env)7    [200, {'Content-Type' => 'text/html'}, ['Hi there!']]8middleware = Middleware.new(app)9env = {'PATH_INFO' => '/path'}10p middleware.call(env)11middleware = Middleware.new(app)12env = {'PATH_INFO' => '/path1'}13p middleware.call(env)14middleware = Middleware.new(app)15env = {'PATH_INFO' => '/path1'}16p middleware.call(env)17middleware = Middleware.new(app)18env = {'PATH_INFO' => '/path1'}19p middleware.call(env)[2]

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