mirror of
https://github.com/rails/rails.git
synced 2022-11-09 12:12:34 -05:00
181 lines
5.6 KiB
Ruby
181 lines
5.6 KiB
Ruby
# frozen_string_literal: true
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require "isolation/abstract_unit"
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module ApplicationTests
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class CacheTest < ActiveSupport::TestCase
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include ActiveSupport::Testing::Isolation
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def setup
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build_app
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require "rack/test"
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extend Rack::Test::Methods
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end
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def teardown
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teardown_app
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end
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def simple_controller
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controller :expires, <<-RUBY
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class ExpiresController < ApplicationController
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def expires_header
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expires_in 10, public: !params[:private]
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render plain: SecureRandom.hex(16)
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end
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def expires_etag
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render_conditionally(etag: "1")
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end
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def expires_last_modified
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$last_modified ||= Time.now.utc
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render_conditionally(last_modified: $last_modified)
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end
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def keeps_if_modified_since
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render plain: request.headers['If-Modified-Since']
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end
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private
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def render_conditionally(headers)
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if stale?(**headers.merge(public: !params[:private]))
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render plain: SecureRandom.hex(16)
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end
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end
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end
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RUBY
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app_file "config/routes.rb", <<-RUBY
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Rails.application.routes.draw do
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get ':controller(/:action)'
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end
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RUBY
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end
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def test_cache_keeps_if_modified_since
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simple_controller
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expected = "Wed, 30 May 1984 19:43:31 GMT"
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get "/expires/keeps_if_modified_since", {}, { "HTTP_IF_MODIFIED_SINCE" => expected }
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assert_equal 200, last_response.status
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assert_equal expected, last_response.body, "cache should have kept If-Modified-Since"
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end
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def test_cache_is_disabled_in_dev_mode
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simple_controller
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app("development")
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get "/expires/expires_header"
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assert_nil last_response.headers["X-Rack-Cache"]
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body = last_response.body
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get "/expires/expires_header"
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assert_nil last_response.headers["X-Rack-Cache"]
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assert_not_equal body, last_response.body
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end
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def test_cache_works_with_expires
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_header"
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assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
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assert_equal "max-age=10, public", last_response.headers["Cache-Control"]
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body = last_response.body
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get "/expires/expires_header"
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assert_equal "fresh", last_response.headers["X-Rack-Cache"]
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assert_equal body, last_response.body
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end
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def test_cache_works_with_expires_private
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_header", private: true
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_equal "private, max-age=10", last_response.headers["Cache-Control"]
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body = last_response.body
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get "/expires/expires_header", private: true
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_not_equal body, last_response.body
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end
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def test_cache_works_with_etags
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_etag"
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assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
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assert_equal "public", last_response.headers["Cache-Control"]
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etag = last_response.headers["ETag"]
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get "/expires/expires_etag", {}, { "HTTP_IF_NONE_MATCH" => etag }
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assert_equal "stale, valid, store", last_response.headers["X-Rack-Cache"]
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assert_equal 304, last_response.status
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assert_equal "", last_response.body
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end
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def test_cache_works_with_etags_private
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_etag", private: true
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_equal "must-revalidate, private, max-age=0", last_response.headers["Cache-Control"]
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body = last_response.body
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etag = last_response.headers["ETag"]
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get "/expires/expires_etag", { private: true }, { "HTTP_IF_NONE_MATCH" => etag }
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_not_equal body, last_response.body
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end
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def test_cache_works_with_last_modified
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_last_modified"
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assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
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assert_equal "public", last_response.headers["Cache-Control"]
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last = last_response.headers["Last-Modified"]
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get "/expires/expires_last_modified", {}, { "HTTP_IF_MODIFIED_SINCE" => last }
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assert_equal "stale, valid, store", last_response.headers["X-Rack-Cache"]
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assert_equal 304, last_response.status
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assert_equal "", last_response.body
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end
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def test_cache_works_with_last_modified_private
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simple_controller
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add_to_config "config.action_dispatch.rack_cache = true"
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get "/expires/expires_last_modified", private: true
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_equal "must-revalidate, private, max-age=0", last_response.headers["Cache-Control"]
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body = last_response.body
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last = last_response.headers["Last-Modified"]
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get "/expires/expires_last_modified", { private: true }, { "HTTP_IF_MODIFIED_SINCE" => last }
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assert_equal "miss", last_response.headers["X-Rack-Cache"]
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assert_not_equal body, last_response.body
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end
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end
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end
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