JezK

Edit File: test_sci.rb

require 'test_helper'

class SciTest < Test::Unit::TestCase
  context "Single collection inheritance (document)" do
    setup do
      class ::DocParent
        include MongoMapper::Document
        key :name, String
      end
      DocParent.collection.remove

class ::DocDaughter < ::DocParent; end
      class ::DocSon < ::DocParent; end
      class ::DocGrandSon < ::DocSon; end
      class ::DocGrandGrandSon < ::DocGrandSon; end

DocSon.many :children, :class_name => 'DocGrandSon'

@parent = DocParent.new({:name => "Daddy Warbucks"})
      @daughter = DocDaughter.new({:name => "Little Orphan Annie"})
    end

teardown do
      Object.send :remove_const, 'DocParent'   if defined?(::DocParent)
      Object.send :remove_const, 'DocDaughter' if defined?(::DocDaughter)
      Object.send :remove_const, 'DocSon'      if defined?(::DocSon)
      Object.send :remove_const, 'DocGrandSon' if defined?(::DocGrandSon)
      Object.send :remove_const, 'DocGrandGrandSon' if defined?(::DocGrandGrandSon)
    end

should "automatically add _type key to store class" do
      DocParent.key?(:_type).should be_true
    end

should "use the same collection in the subclass" do
      DocDaughter.collection.name.should == DocParent.collection.name
    end

context ".single_collection_inherited?" do
      should "be false if has not inherited" do
        DocParent.should_not be_single_collection_inherited
      end

should "be true if inherited" do
        DocDaughter.should be_single_collection_inherited
        DocSon.should be_single_collection_inherited
        DocGrandSon.should be_single_collection_inherited
      end
    end

should "set _type on initialize" do
      DocDaughter.new._type.should  == 'DocDaughter'
      DocSon.new._type.should       == 'DocSon'
      DocGrandSon.new._type.should  == 'DocGrandSon'
    end

should "set _type based on class and ignore assigned values" do
      DocSon.new(:_type => 'DocDaughter')._type.should == 'DocSon'
    end

context "loading" do
      should "be based on _type" do
        @parent.save
        @daughter.save

collection = DocParent.all
        collection.size.should == 2
        collection.first.should be_kind_of(DocParent)
        collection.first.name.should == "Daddy Warbucks"
        collection.last.should be_kind_of(DocDaughter)
        collection.last.name.should == "Little Orphan Annie"
      end

should "gracefully handle when _type cannot be constantized" do
        doc = DocParent.new(:name => 'Nunes')
        doc._type = 'FoobarBaz'
        doc.save

collection = DocParent.all
        collection.last.should == doc
        collection.last.should be_kind_of(DocParent)
      end
    end

context "querying" do
      should "find scoped to class" do
        john = DocSon.create(:name => 'John')
        steve = DocSon.create(:name => 'Steve')
        steph = DocDaughter.create(:name => 'Steph')
        carrie = DocDaughter.create(:name => 'Carrie')
        boris = DocGrandSon.create(:name => 'Boris')

DocGrandGrandSon.all(:order => 'name').should  == []
        DocGrandSon.all(:order => 'name').should  == [boris]
        DocSon.all(:order => 'name').should       == [boris, john, steve]
        DocDaughter.all(:order => 'name').should  == [carrie, steph]
        DocParent.all(:order => 'name').should    == [boris, carrie, john, steph, steve]

sigmund = DocGrandGrandSon.create(:name => 'Sigmund')

DocGrandSon.all(:order => 'name').should  == [boris, sigmund]
        DocSon.all(:order => 'name').should       == [boris, john, sigmund, steve]
        DocParent.all(:order => 'name').should    == [boris, carrie, john, sigmund, steph, steve]
      end

should "work with nested hash conditions" do
        john = DocSon.create(:name => 'John')
        steve = DocSon.create(:name => 'Steve')
        DocSon.all(:name => {'$ne' => 'Steve'}).should == [john]
      end

should "raise error if not found scoped to class" do
        john = DocSon.create(:name => 'John')
        steph = DocDaughter.create(:name => 'Steph')

lambda {
          DocSon.find!(steph._id)
        }.should raise_error(MongoMapper::DocumentNotFound)
      end

should "not raise error for find with parent" do
        john = DocSon.create(:name => 'John')

DocParent.find!(john._id).should == john
      end

should "count scoped to class" do
        john = DocSon.create(:name => 'John')
        steve = DocSon.create(:name => 'Steve')
        steph = DocDaughter.create(:name => 'Steph')
        carrie = DocDaughter.create(:name => 'Carrie')

DocGrandSon.count.should  == 0
        DocSon.count.should       == 2
        DocDaughter.count.should  == 2
        DocParent.count.should    == 4
      end

should "not be able to destroy each other" do
        john = DocSon.create(:name => 'John')
        steph = DocDaughter.create(:name => 'Steph')

lambda {
          DocSon.destroy(steph._id)
        }.should raise_error(MongoMapper::DocumentNotFound)
      end

should "not be able to delete each other" do
        john = DocSon.create(:name => 'John')
        steph = DocDaughter.create(:name => 'Steph')

lambda {
          DocSon.delete(steph._id)
        }.should_not change { DocParent.count }
      end

should "be able to destroy using parent" do
        john = DocSon.create(:name => 'John')
        steph = DocDaughter.create(:name => 'Steph')

lambda {
          DocParent.destroy_all
        }.should change { DocParent.count }.by(-2)
      end

should "be able to delete using parent" do
        john = DocSon.create(:name => 'John')
        steph = DocDaughter.create(:name => 'Steph')

lambda {
          DocParent.delete_all
        }.should change { DocParent.count }.by(-2)
      end
    end

should "be able to reload single collection inherited parent class" do
      brian = DocParent.create(:name => 'Brian')
      brian.name = 'B-Dawg'
      brian.reload
      brian.name.should == 'Brian'
    end
  end

context "Single collection inheritance (embedded document)" do
    setup do
      class ::Grandparent
        include MongoMapper::EmbeddedDocument
        key :grandparent, String
      end

class ::Parent < ::Grandparent
        include MongoMapper::EmbeddedDocument
        key :parent, String
      end

class ::Child < ::Parent
        include MongoMapper::EmbeddedDocument
        key :child, String
      end

class ::OtherChild < ::Parent
        include MongoMapper::EmbeddedDocument
        key :other_child, String
      end
    end

teardown do
      Object.send :remove_const, 'Grandparent' if defined?(::Grandparent)
      Object.send :remove_const, 'Parent'      if defined?(::Parent)
      Object.send :remove_const, 'Child'       if defined?(::Child)
      Object.send :remove_const, 'OtherChild'  if defined?(::OtherChild)
    end

should "automatically add _type key" do
      Grandparent.key?(:_type).should be_true
    end

context ".single_collection_inherited?" do
      should "be false if has not inherited" do
        Grandparent.should_not be_single_collection_inherited
      end

should "be true if inherited" do
        Parent.should be_single_collection_inherited
        Child.should be_single_collection_inherited
        OtherChild.should be_single_collection_inherited
      end
    end

should "set _type on initialize" do
      Parent.new._type.should     == 'Parent'
      Child.new._type.should      == 'Child'
      OtherChild.new._type.should == 'OtherChild'
    end

should "set _type based on class and ignore assigned values" do
      Child.new(:_type => 'OtherChild')._type.should == 'Child'
    end
  end
end

JezK

Edit File: test_sci.rb

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