14.3 Playtime 14.1 Iteration I1: Email Notifications
Create an integration test
rails generate integration_test user_stories
invoke test_unit
create test/integration/user_stories_test.rb
edit test/integration/user_stories_test.rb
require 'test_helper'
class UserStoriesTest < ActionDispatch::IntegrationTest
fixtures :products
# A user goes to the index page. They select a product, adding it to their
# cart, and check out, filling in their details on the checkout form. When
# they submit, an order is created containing their information, along with a
# single line item corresponding to the product they added to their cart.
test "buying a product" do
LineItem.delete_all
Order.delete_all
ruby_book = products(:ruby)
get "/"
assert_response :success
assert_template "index"
xml_http_request :post, '/line_items', :product_id => ruby_book.id
assert_response :success
cart = Cart.find(session[:cart_id])
assert_equal 1, cart.line_items.size
assert_equal ruby_book, cart.line_items[0].product
get "/orders/new"
assert_response :success
assert_template "new"
post_via_redirect "/orders",
:order => { :name => "Dave Thomas",
:address => "123 The Street",
:email => "dave@example.com",
:pay_type => "Check" }
assert_response :success
assert_template "index"
cart = Cart.find(session[:cart_id])
assert_equal 0, cart.line_items.size
orders = Order.all
assert_equal 1, orders.size
order = orders[0]
assert_equal "Dave Thomas", order.name
assert_equal "123 The Street", order.address
assert_equal "dave@example.com", order.email
assert_equal "Check", order.pay_type
assert_equal 1, order.line_items.size
line_item = order.line_items[0]
assert_equal ruby_book, line_item.product
mail = ActionMailer::Base.deliveries.last
assert_equal ["dave@example.com"], mail.to
assert_equal 'Sam Ruby <depot@example.com>', mail[:from].value
assert_equal "Pragmatic Store Order Confirmation", mail.subject
end
end
Run the tests
rake test:integration
Run options: --seed 50123
# Running:
.
Finished in 0.288509s, 3.4661 runs/s, 69.3219 assertions/s.
1 runs, 20 assertions, 0 failures, 0 errors, 0 skips
Create an integration test using a DSL
rails generate integration_test dsl_user_stories
invoke test_unit
create test/integration/dsl_user_stories_test.rb
edit test/integration/dsl_user_stories_test.rb
require 'test_helper'
class DslUserStoriesTest < ActionDispatch::IntegrationTest
fixtures :products
DAVES_DETAILS = {
:name => "Dave Thomas",
:address => "123 The Street",
:email => "dave@example.com",
:pay_type => "Check"
}
MIKES_DETAILS = {
:name => "Mike Clark",
:address => "345 The Avenue",
:email => "mike@pragmaticstudio.com",
:pay_type => "Credit card"
}
def setup
LineItem.delete_all
Order.delete_all
@ruby_book = products(:ruby)
@rails_book = products(:two)
end
# A user goes to the store index page. They select a product,
# adding it to their cart. They then check out, filling in
# their details on the checkout form. When they submit,
# an order is created in the database containing
# their information, along with a single line item
# corresponding to the product they added to their cart.
def test_buying_a_product
dave = regular_user
dave.get "/"
dave.is_viewing "index"
dave.buys_a @ruby_book
dave.has_a_cart_containing @ruby_book
dave.checks_out DAVES_DETAILS
dave.is_viewing "index"
check_for_order DAVES_DETAILS, @ruby_book
end
def test_two_people_buying
dave = regular_user
mike = regular_user
dave.buys_a @ruby_book
mike.buys_a @rails_book
dave.has_a_cart_containing @ruby_book
dave.checks_out DAVES_DETAILS
mike.has_a_cart_containing @rails_book
check_for_order DAVES_DETAILS, @ruby_book
mike.checks_out MIKES_DETAILS
check_for_order MIKES_DETAILS, @rails_book
end
def regular_user
open_session do |user|
def user.is_viewing(page)
assert_response :success
assert_template page
end
def user.buys_a(product)
xml_http_request :post, '/line_items', :product_id => product.id
assert_response :success
end
def user.has_a_cart_containing(*products)
cart = Cart.find(session[:cart_id])
assert_equal products.size, cart.line_items.size
cart.line_items.each do |item|
assert products.include?(item.product)
end
end
def user.checks_out(details)
get "/orders/new"
assert_response :success
assert_template "new"
post_via_redirect "/orders",
:order => { :name => details[:name],
:address => details[:address],
:email => details[:email],
:pay_type => details[:pay_type]
}
assert_response :success
assert_template "index"
cart = Cart.find(session[:cart_id])
assert_equal 0, cart.line_items.size
end
end
end
def check_for_order(details, *products)
order = Order.find_by_name(details[:name])
assert_not_nil order
assert_equal details[:name], order.name
assert_equal details[:address], order.address
assert_equal details[:email], order.email
assert_equal details[:pay_type], order.pay_type
assert_equal products.size, order.line_items.size
for line_item in order.line_items
assert products.include?(line_item.product)
end
mail = ActionMailer::Base.deliveries.last
assert_equal order.email, mail[:to].value
for line_item in order.line_items
assert_operator mail.body.to_s, :include?, line_item.product.title
end
end
end
Run the tests
rake test:integration
Run options: --seed 22859
# Running:
...
Finished in 0.401618s, 7.4698 runs/s, 117.0267 assertions/s.
3 runs, 47 assertions, 0 failures, 0 errors, 0 skips