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Railscasts Episode #187: Testing Exceptions | ||
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http://railscasts.com/episodes/187 | ||
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Commands | ||
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script/generate integration_test exceptions | ||
rake test:integration |
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tmp/* | ||
log/* | ||
*.sqlite3 |
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Railscasts Example Store App | ||
-- | ||
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To setup the app, just run `rake setup`. |
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# Add your own tasks in files placed in lib/tasks ending in .rake, | ||
# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake. | ||
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require(File.join(File.dirname(__FILE__), 'config', 'boot')) | ||
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require 'rake' | ||
require 'rake/testtask' | ||
require 'rake/rdoctask' | ||
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require 'tasks/rails' |
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# Filters added to this controller apply to all controllers in the application. | ||
# Likewise, all the methods added will be available for all controllers. | ||
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class ApplicationController < ActionController::Base | ||
helper :all # include all helpers, all the time | ||
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# See ActionController::RequestForgeryProtection for details | ||
# Uncomment the :secret if you're not using the cookie session store | ||
protect_from_forgery # :secret => '526292d4095d0fd8135a9aa118f5956e' | ||
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# See ActionController::Base for details | ||
# Uncomment this to filter the contents of submitted sensitive data parameters | ||
# from your application log (in this case, all fields with names like "password"). | ||
# filter_parameter_logging :password | ||
end |
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class CategoriesController < ApplicationController | ||
def index | ||
@categories = Category.find(:all) | ||
end | ||
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def show | ||
@category = Category.find(params[:id]) | ||
end | ||
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def new | ||
@category = Category.new | ||
end | ||
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def create | ||
@category = Category.new(params[:category]) | ||
if @category.save | ||
flash[:notice] = "Successfully created category." | ||
redirect_to @category | ||
else | ||
render :action => 'new' | ||
end | ||
end | ||
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def edit | ||
@category = Category.find(params[:id]) | ||
end | ||
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def update | ||
@category = Category.find(params[:id]) | ||
if @category.update_attributes(params[:category]) | ||
flash[:notice] = "Successfully updated category." | ||
redirect_to @category | ||
else | ||
render :action => 'edit' | ||
end | ||
end | ||
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def destroy | ||
@category = Category.find(params[:id]) | ||
@category.destroy | ||
flash[:notice] = "Successfully destroyed category." | ||
redirect_to categories_url | ||
end | ||
end |
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class ProductsController < ApplicationController | ||
def index | ||
@products = Product.all(:limit => 10) | ||
end | ||
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def show | ||
@product = Product.find(params[:id]) | ||
end | ||
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def new | ||
@product = Product.new | ||
end | ||
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def create | ||
@product = Product.new(params[:product]) | ||
if @product.save | ||
flash[:notice] = "Successfully created product." | ||
redirect_to @product | ||
else | ||
render :action => 'new' | ||
end | ||
end | ||
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def edit | ||
@product = Product.find(params[:id]) | ||
end | ||
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def update | ||
@product = Product.find(params[:id]) | ||
if @product.update_attributes(params[:product]) | ||
flash[:notice] = "Successfully updated product." | ||
redirect_to @product | ||
else | ||
render :action => 'edit' | ||
end | ||
end | ||
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def destroy | ||
@product = Product.find(params[:id]) | ||
@product.destroy | ||
flash[:notice] = "Successfully destroyed product." | ||
redirect_to products_url | ||
end | ||
end |
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# Methods added to this helper will be available to all templates in the application. | ||
module ApplicationHelper | ||
end |
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module CategoriesHelper | ||
end |
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# These helper methods can be called in your template to set variables to be used in the layout | ||
# This module should be included in all views globally, | ||
# to do so you may need to add this line to your ApplicationController | ||
# helper :layout | ||
module LayoutHelper | ||
def title(page_title, show_title = true) | ||
@content_for_title = page_title.to_s | ||
@show_title = show_title | ||
end | ||
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def show_title? | ||
@show_title | ||
end | ||
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def stylesheet(*args) | ||
content_for(:head) { stylesheet_link_tag(*args.map(&:to_s)) } | ||
end | ||
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def javascript(*args) | ||
args = args.map { |arg| arg == :defaults ? arg : arg.to_s } | ||
content_for(:head) { javascript_include_tag(*args) } | ||
end | ||
end |
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module ProductsHelper | ||
end |
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class Category < ActiveRecord::Base | ||
has_many :products | ||
end |
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class Product < ActiveRecord::Base | ||
belongs_to :category | ||
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def validate | ||
if price < 0 | ||
errors.add :price, "cannot be negative" | ||
end | ||
end | ||
end |
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<% form_for @category do |f| %> | ||
<p> | ||
<%= f.label :name %><br /> | ||
<%= f.text_field :name %> | ||
</p> | ||
<p><%= f.submit "Submit" %></p> | ||
<% end %> |
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<% title "Edit Category" %> | ||
<%= render :partial => 'form' %> | ||
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<p> | ||
<%= link_to "Show", @category %> | | ||
<%= link_to "View All", categories_path %> | ||
</p> |
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<% title "Categories" %> | ||
<% for category in @categories %> | ||
<div class="category"> | ||
<h3><%= link_to h(category.name), category %></h3> | ||
<div class="actions"> | ||
<%= link_to "Edit", edit_category_path(category) %> | | ||
<%= link_to "Destroy", category, :confirm => 'Are you sure?', :method => :delete %> | ||
</div> | ||
</div> | ||
<% end %> | ||
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<p><%= link_to "New Category", new_category_path %></p> |
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<% title "New Category" %> | ||
<%= render :partial => 'form' %> | ||
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<p><%= link_to "Back to List", categories_path %></p> |
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<% title @category.name %> | ||
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<ul> | ||
<% for product in @category.products %> | ||
<li><%= link_to h(product.name), product %></li> | ||
<% end %> | ||
</ul> | ||
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<p> | ||
<%= link_to "Edit", edit_category_path(@category) %> | | ||
<%= link_to "Destroy", @category, :confirm => 'Are you sure?', :method => :delete %> | | ||
<%= link_to "View All", categories_path %> | ||
</p> |
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" | ||
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> | ||
<html> | ||
<head> | ||
<title><%= h(yield(:title) || "Untitled") %></title> | ||
<%= stylesheet_link_tag 'application' %> | ||
<%= yield(:head) %> | ||
</head> | ||
<body> | ||
<div id="container"> | ||
<%- flash.each do |name, msg| -%> | ||
<%= content_tag :div, msg, :id => "flash_#{name}" %> | ||
<%- end -%> | ||
<%- if show_title? -%> | ||
<h1><%=h yield(:title) %></h1> | ||
<%- end -%> | ||
<%= yield %> | ||
</div> | ||
</body> | ||
</html> |
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<% form_for @product do |f| %> | ||
<p> | ||
<%= f.label :category_id %><br /> | ||
<%= f.collection_select :category_id, Category.all, :id, :name %> | ||
</p> | ||
<p> | ||
<%= f.label :name %><br /> | ||
<%= f.text_field :name %> | ||
</p> | ||
<p> | ||
<%= f.label :price %><br /> | ||
<%= f.text_field :price %> | ||
</p> | ||
<p> | ||
<%= f.label :description %><br /> | ||
<%= f.text_area :description %> | ||
</p> | ||
<p><%= f.submit "Submit" %></p> | ||
<% end %> |
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<% title "Edit Product" %> | ||
<%= render :partial => 'form' %> | ||
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<p> | ||
<%= link_to "Show", @product %> | | ||
<%= link_to "View All", products_path %> | ||
</p> |
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<% title "Products" %> | ||
<% for product in @products %> | ||
<div class="product"> | ||
<h3> | ||
<%= link_to h(product.name), product %> | ||
<%= number_to_currency(product.price) %> | ||
</h3> | ||
<div class="actions"> | ||
<%= link_to "Edit", edit_product_path(product) %> | | ||
<%= link_to "Destroy", product, :confirm => 'Are you sure?', :method => :delete %> | ||
</div> | ||
</div> | ||
<% end %> | ||
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<p><%= link_to "New Product", new_product_path %></p> |
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<% title "New Product" %> | ||
<%= render :partial => 'form' %> | ||
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<p><%= link_to "Back to List", products_path %></p> |
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<% title @product.name %> | ||
<%= simple_format h(@product.description) %> | ||
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<p> | ||
<strong>Price:</strong> | ||
<%= number_to_currency @product.price %> | ||
</p> | ||
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<% unless @product.category.nil? %> | ||
<p> | ||
<strong>Category:</strong> | ||
<%= link_to h(@product.category.name), @product.category %> | ||
</p> | ||
<% end %> | ||
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<p> | ||
<%= link_to "Edit", edit_product_path(@product) %> | | ||
<%= link_to "Destroy", @product, :confirm => 'Are you sure?', :method => :delete %> | | ||
<%= link_to "View All", products_path %> | ||
</p> |
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