require File.dirname(__FILE__) + '/spec_helper'
require 'machinist'
class Base
include Machinist
attr_accessor :invalid
def save!
raise "Invalid record" if @invalid
save
end
def save; @saved = !@invalid; end
def reload; @reloaded = true; self; end
def saved?; @saved; end
def reloaded?; @reloaded; end
def new_record?
!@saved
end
end
class Post < Base
attr_accessor :title
attr_accessor :body
end
class Comment < Base
attr_accessor :post
attr_accessor :author
attr_accessor :body
end
Post.blueprint do
title "An Example Post"
body { "The quick brown fox." }
end
Comment.blueprint do
post
author "Fred Bloggs"
body "Just a comment."
end
Comment.blueprint :bob do
post
author "Bob"
body "Just a comment."
end
describe Machinist do
describe "calling make with no arguments" do
before do
@post = Post.make
end
it "should set a field from a constant in the blueprint" do
@post.title.should == "An Example Post"
end
it "should set a field from a block in the blueprint" do
@post.body.should == "The quick brown fox."
end
it "should save the object" do
@post.should be_saved
end
it "should reload the object" do
@post.should be_reloaded
end
end
it "should override a field from the blueprint with a parameter" do
post = Post.make(:title => "A Different Title")
post.title.should == "A Different Title"
end
it "should override a field from the blueprint with nil" do
post = Post.make(:title => nil)
post.title.should be_nil
end
it "should return invalid object from #make!" do
post = Post.make!(:invalid => true)
post.should_not be_saved
post.should_not be_reloaded
end
it "should create an associated object for a field with no arguments in the blueprint" do
comment = Comment.make
comment.post.should_not be_nil
end
it "creates an object from a non-default blueprint" do
comment = Comment.make(:bob)
comment.author.should == 'Bob'
end
end
