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require 'generators/generators_test_helper'
require 'rails/generators/rails/scaffold_controller/scaffold_controller_generator'
module Unknown
module Generators
end
end
class ScaffoldControllerGeneratorTest < Rails::Generators::TestCase
include GeneratorsTestHelper
arguments %w(User name:string age:integer)
def test_controller_skeleton_is_created
run_generator
assert_file "app/controllers/users_controller.rb" do |content|
assert_match(/class UsersController < ApplicationController/, content)
assert_instance_method :index, content do |m|
assert_match(/@users = User\.all/, m)
end
assert_instance_method :show, content
assert_instance_method :new, content do |m|
assert_match(/@user = User\.new/, m)
end
assert_instance_method :edit, content
assert_instance_method :create, content do |m|
assert_match(/@user = User\.new\(user_params\)/, m)
assert_match(/@user\.save/, m)
end
assert_instance_method :update, content do |m|
assert_match(/@user\.update\(user_params\)/, m)
end
assert_instance_method :destroy, content do |m|
assert_match(/@user\.destroy/, m)
assert_match(/User was successfully destroyed/, m)
end
assert_instance_method :set_user, content do |m|
assert_match(/@user = User\.find\(params\[:id\]\)/, m)
end
assert_match(/def user_params/, content)
assert_match(/params\.require\(:user\)\.permit\(:name, :age\)/, content)
end
end
def test_dont_use_require_or_permit_if_there_are_no_attributes
run_generator ["User"]
assert_file "app/controllers/users_controller.rb" do |content|
assert_match(/def user_params/, content)
assert_match(/params\[:user\]/, content)
end
end
def test_controller_permit_references_attributes
run_generator ["LineItem", "product:references", "cart:belongs_to"]
assert_file "app/controllers/line_items_controller.rb" do |content|
assert_match(/def line_item_params/, content)
assert_match(/params\.require\(:line_item\)\.permit\(:product_id, :cart_id\)/, content)
end
end
def test_controller_permit_polymorphic_references_attributes
run_generator ["LineItem", "product:references{polymorphic}"]
assert_file "app/controllers/line_items_controller.rb" do |content|
assert_match(/def line_item_params/, content)
assert_match(/params\.require\(:line_item\)\.permit\(:product_id, :product_type\)/, content)
end
end
def test_helper_are_invoked_with_a_pluralized_name
run_generator
assert_file "app/helpers/users_helper.rb", /module UsersHelper/
assert_file "test/helpers/users_helper_test.rb", /class UsersHelperTest < ActionView::TestCase/
end
def test_views_are_generated
run_generator
%w(index edit new show).each do |view|
assert_file "app/views/users/#{view}.html.erb"
end
assert_no_file "app/views/layouts/users.html.erb"
end
def test_functional_tests
run_generator ["User", "name:string", "age:integer", "organization:references{polymorphic}"]
assert_file "test/controllers/users_controller_test.rb" do |content|
assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
assert_match(/test "should get index"/, content)
assert_match(/post :create, user: \{ age: @user\.age, name: @user\.name, organization_id: @user\.organization_id, organization_type: @user\.organization_type \}/, content)
assert_match(/patch :update, id: @user, user: \{ age: @user\.age, name: @user\.name, organization_id: @user\.organization_id, organization_type: @user\.organization_type \}/, content)
end
end
def test_functional_tests_without_attributes
run_generator ["User"]
assert_file "test/controllers/users_controller_test.rb" do |content|
assert_match(/class UsersControllerTest < ActionController::TestCase/, content)
assert_match(/test "should get index"/, content)
assert_match(/post :create, user: \{ \}/, content)
assert_match(/patch :update, id: @user, user: \{ \}/, content)
end
end
def test_skip_helper_if_required
run_generator ["User", "name:string", "age:integer", "--no-helper"]
assert_no_file "app/helpers/users_helper.rb"
assert_no_file "test/helpers/users_helper_test.rb"
end
def test_skip_layout_if_required
run_generator ["User", "name:string", "age:integer", "--no-layout"]
assert_no_file "app/views/layouts/users.html.erb"
end
def test_default_orm_is_used
run_generator ["User", "--orm=unknown"]
assert_file "app/controllers/users_controller.rb" do |content|
assert_match(/class UsersController < ApplicationController/, content)
assert_instance_method :index, content do |m|
assert_match(/@users = User\.all/, m)
end
end
end
def test_customized_orm_is_used
klass = Class.new(Rails::Generators::ActiveModel) do
def self.all(klass)
"#{klass}.find(:all)"
end
end
Unknown::Generators.const_set(:ActiveModel, klass)
run_generator ["User", "--orm=unknown"]
assert_file "app/controllers/users_controller.rb" do |content|
assert_match(/class UsersController < ApplicationController/, content)
assert_instance_method :index, content do |m|
assert_match(/@users = User\.find\(:all\)/, m)
assert_no_match(/@users = User\.all/, m)
end
end
ensure
Unknown::Generators.send :remove_const, :ActiveModel
end
def test_new_hash_style
run_generator
assert_file "app/controllers/users_controller.rb" do |content|
assert_match(/render action: 'new'/, content)
end
end
end
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