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@@ -2,6 +2,9 @@ class Page < ActiveRecord::Base
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   has_many :taggings, :dependent => :destroy
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   has_many :tags, :through => :taggings, :uniq => true
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+  validates_presence_of :title, :message => 'is required'
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+  validates_presence_of :body,  :message => 'is required'
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+
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   def tag_list
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     self.tags.map{|t| t.name}.join(", ")
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   end

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@@ -0,0 +1,7 @@
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+# Read about fixtures at http://ar.rubyonrails.org/classes/Fixtures.html
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+
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+# one:
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+#   column: value
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+#
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+# two:
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+#   column: value

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@@ -0,0 +1,31 @@
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+require File.dirname(__FILE__) + '/../spec_helper'
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+
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+describe Page do
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+  include PageSpecHelper
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+
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+  before(:each) do
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+    @page = Page.new
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+  end
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+
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+  it "should be invalid without a title" do
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+    @page.attributes = valid_page_attributes.except(:title)
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+    @page.should_not be_valid
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+    @page.errors.on(:title).should eql("is required")
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+    @page.title = 'My Title'
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+    @page.should be_valid
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+  end
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+
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+  it "should be invalid without a body" do
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+    @page.attributes = valid_page_attributes.except(:body)
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+    @page.should_not be_valid
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+    @page.errors.on(:body).should eql("is required")
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+    @page.body = 'My Body'
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+    @page.should be_valid
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+  end
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+
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+  it "should be valid with a full set of valid attributes" do
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+    @page.attributes = valid_page_attributes
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+    @page.should be_valid
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+  end
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+
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+end

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@@ -37,3 +37,12 @@ Spec::Runner.configure do |config|
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   # config.mock_with :flexmock
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   # config.mock_with :rr
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 end
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+
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+module PageSpecHelper
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+  def valid_page_attributes
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+    {
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+      :body   => 'My Body',
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+      :title  => 'My Title'
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+    }
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+  end
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+end