spec/ripple/attribute_methods/dirty_spec.rb in ripple-0.9.5 vs spec/ripple/attribute_methods/dirty_spec.rb in ripple-1.0.0.beta

@@ -1,6 +1,6 @@
-require File.expand_path("../../../spec_helper", __FILE__)
+require 'spec_helper'
 
 describe Ripple::AttributeMethods::Dirty do
   let(:company)    { Company.new }
   let(:ceo)        { CEO.new(:name => 'John Doe') }
   let(:department) { Department.new(:name => 'Marketing') }
@@ -10,20 +10,71 @@
   describe "previous_changes" do
     before do
       company.robject.stub!(:store).and_return(true)
       company.name = 'Fizz Buzz, Inc.'
     end
-    
+
     it "should capture previous changes when saving" do
       company.save
       company.previous_changes.should include('name')
     end
 
     it "should make previous changes available to after callbacks" do
-      class << company
+      my_class = Class.new(Company) do
         after_save {|c| c['pc'] = previous_changes }
       end
-      company.save
-      company['pc'].should include('name')
+      comp = my_class.new
+      comp.robject.stub!(:store).and_return(true)
+      comp.name = 'Fizz Buzz, Inc.'
+      comp.save
+      comp['pc'].should include('name')
+    end
+  end
+
+  describe "#changed?" do
+
+    it "returns true if the document's attributes have changed (regardless of whether or not it has any embedded associated documents)" do
+      company.name = 'Fizz Buzz, Inc'
+      company.should be_changed
+    end
+
+
+    context "when the document's attributes have not changed" do
+      it 'returns false if it has no embedded associated documents' do
+        company.should_not be_changed
+      end
+
+      context 'when the document has embedded associated documents' do
+        before(:each) do
+          company.ceo = ceo
+          company.invoices << invoice
+          company.departments << department
+          department.managers << manager
+        end
+
+        it 'returns false if all the embedded documents are not changed' do
+          company.should_not be_changed
+        end
+
+        it 'does not consider changes to linked associated documents' do
+          invoice.should_not_receive(:changed?)
+          company.changed?
+        end
+
+        it 'returns true if a one embedded association document is changed' do
+          ceo.should_receive(:changed?).and_return(true)
+          company.should be_changed
+        end
+
+        it 'returns true if a many embedded association document is changed' do
+          department.should_receive(:changed?).and_return(true)
+          company.should be_changed
+        end
+
+        it 'recurses through the whole embedded document structure to find changed grandchild documents' do
+          manager.should_receive(:changed?).and_return(true)
+          company.should be_changed
+        end
+      end
     end
   end
 end