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Rewrite Metal tests
This commit is contained in:
Joshua Peek
86
railties/test/application/metal_test.rb
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86
railties/test/application/metal_test.rb
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@@ -0,0 +1,86 @@
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require 'isolation/abstract_unit'
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module ApplicationTests
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class MetalTest < Test::Unit::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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boot_rails
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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 app
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@app ||= begin
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require "#{app_path}/config/environment"
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Rails.application
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end
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end
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test "single metal endpoint" do
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app_file 'app/metal/foo_metal.rb', <<-RUBY
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class FooMetal
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["FooMetal"]]
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end
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end
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RUBY
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get "/"
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assert_equal 200, last_response.status
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assert_equal "FooMetal", last_response.body
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end
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test "multiple metal endpoints" do
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app_file 'app/metal/metal_a.rb', <<-RUBY
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class MetalA
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def self.call(env)
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[404, { "Content-Type" => "text/html"}, ["Metal A"]]
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end
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end
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RUBY
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app_file 'app/metal/metal_b.rb', <<-RUBY
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class MetalB
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["Metal B"]]
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end
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end
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RUBY
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get "/"
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assert_equal 200, last_response.status
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assert_equal "Metal B", last_response.body
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end
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test "pass through to application" do
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app_file 'app/metal/foo_metal.rb', <<-RUBY
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class FooMetal
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def self.call(env)
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[404, { "Content-Type" => "text/html"}, ["Not Found"]]
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end
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end
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RUBY
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controller :foo, <<-RUBY
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class FooController < ActionController::Base
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def index
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render :text => "foo"
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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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AppTemplate::Application.routes.draw do |map|
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match ':controller(/:action)'
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end
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RUBY
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get "/foo"
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assert_equal 200, last_response.status
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assert_equal "foo", last_response.body
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end
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end
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end
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@@ -1,5 +0,0 @@
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class MetalA
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def self.call(env)
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[404, { "Content-Type" => "text/html"}, ["Metal A"]]
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end
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end
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@@ -1,5 +0,0 @@
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class MetalB
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["Metal B"]]
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end
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end
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@@ -1,5 +0,0 @@
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class LegacyRoutes < Rails::Rack::Metal
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def self.call(env)
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[301, { "Location" => "http://example.com"}, []]
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end
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end
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@@ -1,5 +0,0 @@
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class FooMetal < Rails::Rack::Metal
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["Hi"]]
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end
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end
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@@ -1,7 +0,0 @@
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module Folder
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class MetalA < Rails::Rack::Metal
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["Hi"]]
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end
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end
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end
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@@ -1,7 +0,0 @@
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module Folder
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class MetalB < Rails::Rack::Metal
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def self.call(env)
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[200, { "Content-Type" => "text/html"}, ["Hi"]]
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end
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end
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end
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@@ -1,101 +0,0 @@
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require 'abstract_unit'
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class MetalTest < Test::Unit::TestCase
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def test_metals_should_return_list_of_found_metal_apps
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use_appdir("singlemetal") do
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assert_equal(["FooMetal"], found_metals_as_string_array)
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end
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end
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def test_metals_should_respect_class_name_conventions
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use_appdir("pluralmetal") do
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assert_equal(["LegacyRoutes"], found_metals_as_string_array)
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end
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end
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def test_metals_should_return_alphabetical_list_of_found_metal_apps
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use_appdir("multiplemetals") do
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assert_equal(["MetalA", "MetalB"], found_metals_as_string_array)
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end
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end
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def test_metals_load_order_should_be_overriden_by_requested_metals
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use_appdir("multiplemetals") do
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Rails::Rack::Metal.requested_metals = ["MetalB", "MetalA"]
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assert_equal(["MetalB", "MetalA"], found_metals_as_string_array)
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end
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end
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def test_metals_not_listed_should_not_load
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use_appdir("multiplemetals") do
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Rails::Rack::Metal.requested_metals = ["MetalB"]
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assert_equal(["MetalB"], found_metals_as_string_array)
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end
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end
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def test_metal_finding_should_work_with_subfolders
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use_appdir("subfolders") do
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assert_equal(["Folder::MetalA", "Folder::MetalB"], found_metals_as_string_array)
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end
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end
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def test_metal_finding_with_requested_metals_should_work_with_subfolders
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use_appdir("subfolders") do
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Rails::Rack::Metal.requested_metals = ["Folder::MetalB"]
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assert_equal(["Folder::MetalB"], found_metals_as_string_array)
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end
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end
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def test_metal_finding_should_work_with_multiple_metal_paths_in_185_and_below
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use_appdir("singlemetal") do
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engine_metal_path = "#{File.dirname(__FILE__)}/fixtures/plugins/engines/engine/app/metal"
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Rails::Rack::Metal.metal_paths << engine_metal_path
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$LOAD_PATH << engine_metal_path
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assert_equal(["FooMetal", "EngineMetal"], found_metals_as_string_array)
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end
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end
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def test_metal_default_pass_through_on_404
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use_appdir("multiplemetals") do
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result = Rails::Rack::Metal.new(app).call({})
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assert_equal 200, result.first
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assert_equal ["Metal B"], result.last
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end
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end
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def test_metal_pass_through_on_417
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use_appdir("multiplemetals") do
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Rails::Rack::Metal.pass_through_on = 417
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result = Rails::Rack::Metal.new(app).call({})
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assert_equal 404, result.first
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assert_equal ["Metal A"], result.last
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end
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end
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def test_metal_pass_through_on_404_and_200
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use_appdir("multiplemetals") do
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Rails::Rack::Metal.pass_through_on = [404, 200]
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result = Rails::Rack::Metal.new(app).call({})
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assert_equal 402, result.first
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assert_equal ["End of the Line"], result.last
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end
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end
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private
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def app
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lambda{|env|[402,{},["End of the Line"]]}
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end
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def use_appdir(root)
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dir = "#{File.dirname(__FILE__)}/fixtures/metal/#{root}"
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Rails::Rack::Metal.metal_paths = ["#{dir}/app/metal"]
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Rails::Rack::Metal.requested_metals = nil
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$LOAD_PATH << "#{dir}/app/metal"
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yield
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end
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def found_metals_as_string_array
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Rails::Rack::Metal.metals.map { |m| m.to_s }
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end
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end
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