mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
96650f704a
Useful for cases such as warden, where a block configuration is taken. class SomeController < ApplicationController use RailsWarden::Manager do |manager| manager.default_strategies :facebook_oauth manager.failure_app = SomeController.action(:authorize) end end
110 lines
2.6 KiB
Ruby
110 lines
2.6 KiB
Ruby
require 'abstract_unit'
|
|
|
|
module MiddlewareTest
|
|
class MyMiddleware
|
|
def initialize(app)
|
|
@app = app
|
|
end
|
|
|
|
def call(env)
|
|
result = @app.call(env)
|
|
result[1]["Middleware-Test"] = "Success"
|
|
result[1]["Middleware-Order"] = "First"
|
|
result
|
|
end
|
|
end
|
|
|
|
class ExclaimerMiddleware
|
|
def initialize(app)
|
|
@app = app
|
|
end
|
|
|
|
def call(env)
|
|
result = @app.call(env)
|
|
result[1]["Middleware-Order"] << "!"
|
|
result
|
|
end
|
|
end
|
|
|
|
class BlockMiddleware
|
|
attr_accessor :configurable_message
|
|
def initialize(app, &block)
|
|
@app = app
|
|
yield(self) if block_given?
|
|
end
|
|
|
|
def call(env)
|
|
result = @app.call(env)
|
|
result[1]["Configurable-Message"] = configurable_message
|
|
result
|
|
end
|
|
end
|
|
|
|
class MyController < ActionController::Metal
|
|
use BlockMiddleware do |config|
|
|
config.configurable_message = "Configured by block."
|
|
end
|
|
use MyMiddleware
|
|
middleware.insert_before MyMiddleware, ExclaimerMiddleware
|
|
|
|
def index
|
|
self.response_body = "Hello World"
|
|
end
|
|
end
|
|
|
|
class InheritedController < MyController
|
|
end
|
|
|
|
class ActionsController < ActionController::Metal
|
|
use MyMiddleware, :only => :show
|
|
middleware.insert_before MyMiddleware, ExclaimerMiddleware, :except => :index
|
|
|
|
def index
|
|
self.response_body = "index"
|
|
end
|
|
|
|
def show
|
|
self.response_body = "show"
|
|
end
|
|
end
|
|
|
|
class TestMiddleware < ActiveSupport::TestCase
|
|
def setup
|
|
@app = MyController.action(:index)
|
|
end
|
|
|
|
test "middleware that is 'use'd is called as part of the Rack application" do
|
|
result = @app.call(env_for("/"))
|
|
assert_equal "Hello World", RackTestUtils.body_to_string(result[2])
|
|
assert_equal "Success", result[1]["Middleware-Test"]
|
|
end
|
|
|
|
test "the middleware stack is exposed as 'middleware' in the controller" do
|
|
result = @app.call(env_for("/"))
|
|
assert_equal "First!", result[1]["Middleware-Order"]
|
|
end
|
|
|
|
test "middleware stack accepts block arguments" do
|
|
result = @app.call(env_for("/"))
|
|
assert_equal "Configured by block.", result[1]["Configurable-Message"]
|
|
end
|
|
|
|
test "middleware stack accepts only and except as options" do
|
|
result = ActionsController.action(:show).call(env_for("/"))
|
|
assert_equal "First!", result[1]["Middleware-Order"]
|
|
|
|
result = ActionsController.action(:index).call(env_for("/"))
|
|
assert_nil result[1]["Middleware-Order"]
|
|
end
|
|
|
|
def env_for(url)
|
|
Rack::MockRequest.env_for(url)
|
|
end
|
|
end
|
|
|
|
class TestInheritedMiddleware < TestMiddleware
|
|
def setup
|
|
@app = InheritedController.action(:index)
|
|
end
|
|
end
|
|
end
|