437 lines
12 KiB
Ruby
437 lines
12 KiB
Ruby
require "spec_helper"
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class WithCastedModelMixin
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include CouchRest::Model::CastedModel
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property :name
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property :details, Object, :default => {}
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property :casted_attribute, WithCastedModelMixin
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end
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class DirtyModel < CouchRest::Model::Base
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use_database DB
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property :casted_attribute, WithCastedModelMixin
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property :title, :default => 'Sample Title'
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property :details, Object, :default => { 'color' => 'blue' }
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property :keywords, [String], :default => ['default-keyword']
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property :sub_models do
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property :title
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end
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end
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class DirtyUniqueIdModel < CouchRest::Model::Base
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use_database DB
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attr_accessor :code
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unique_id :code
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property :title, String, :default => "Sample Title"
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timestamps!
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def code; self['_id'] || @code; end
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end
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describe "Dirty" do
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describe "changes" do
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it "should return changes on an attribute" do
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@card = Card.new(:first_name => "matt")
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@card.first_name = "andrew"
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@card.first_name_changed?.should be_true
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@card.changes.should == { "first_name" => ["matt", "andrew"] }
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end
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end
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describe "save" do
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it "should not save unchanged records" do
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card_id = Card.create!(:first_name => "matt").id
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@card = Card.find(card_id)
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@card.database.should_not_receive(:save_doc)
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@card.save
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end
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it "should save changed records" do
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card_id = Card.create!(:first_name => "matt").id
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@card = Card.find(card_id)
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@card.first_name = "andrew"
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@card.database.should_receive(:save_doc).and_return({"ok" => true})
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@card.save
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end
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end
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describe "changed?" do
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# match activerecord behaviour
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it "should report no changes on a new object with no attributes set" do
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@card = Card.new
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@card.changed?.should be_false
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end
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it "should report no changes on a hash property with a default value" do
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@obj = DirtyModel.new
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@obj.details.changed?.should be_false
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end
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# match activerecord behaviour
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it "should report changes on a new object with attributes set" do
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@card = Card.new(:first_name => "matt")
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@card.changed?.should be_true
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end
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it "should report no changes on new object with 'unique_id' set" do
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@obj = DirtyUniqueIdModel.new
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@obj.changed?.should be_false
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@obj.changes.should be_empty
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end
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it "should report no changes on objects fetched from the database" do
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card_id = Card.create!(:first_name => "matt").id
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@card = Card.find(card_id)
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@card.changed?.should be_false
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end
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it "should report changes if the record is modified" do
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@card = Card.new
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@card.first_name = "andrew"
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@card.changed?.should be_true
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@card.first_name_changed?.should be_true
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end
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it "should report no changes for unmodified records" do
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card_id = Card.create!(:first_name => "matt").id
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@card = Card.find(card_id)
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@card.first_name = "matt"
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@card.changed?.should be_false
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@card.first_name_changed?.should be_false
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end
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it "should report no changes after a new record has been saved" do
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@card = Card.new(:first_name => "matt")
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@card.save!
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@card.changed?.should be_false
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end
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it "should report no changes after a record has been saved" do
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card_id = Card.create!(:first_name => "matt").id
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@card = Card.find(card_id)
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@card.first_name = "andrew"
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@card.save!
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@card.changed?.should be_false
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end
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# test changing list properties
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it "should report changes if a list property is modified" do
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cat_id = Cat.create!(:name => "Felix", :toys => [{:name => "Mouse"}]).id
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@cat = Cat.find(cat_id)
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@cat.toys = [{:name => "Feather"}]
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@cat.changed?.should be_true
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end
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it "should report no changes if a list property is unmodified" do
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cat_id = Cat.create!(:name => "Felix", :toys => [{:name => "Mouse"}]).id
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@cat = Cat.find(cat_id)
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@cat.toys = [{:name => "Mouse"}] # same as original list
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@cat.changed?.should be_false
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end
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# attachments
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it "should report changes if an attachment is added" do
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cat_id = Cat.create!(:name => "Felix", :toys => [{:name => "Mouse"}]).id
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@file = File.open(FIXTURE_PATH + '/attachments/test.html')
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@cat = Cat.find(cat_id)
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@cat.create_attachment(:file => @file, :name => "my_attachment")
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@cat.changed?.should be_true
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end
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it "should report changes if an attachment is deleted" do
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@cat = Cat.create!(:name => "Felix", :toys => [{:name => "Mouse"}])
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@file = File.open(FIXTURE_PATH + '/attachments/test.html')
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@attachment_name = "my_attachment"
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@cat.create_attachment(:file => @file, :name => @attachment_name)
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@cat.save
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@cat = Cat.find(@cat.id)
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@cat.delete_attachment(@attachment_name)
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@cat.changed?.should be_true
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end
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# casted models
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it "should report changes to casted models" do
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@cat = Cat.create!(:name => "Felix", :favorite_toy => { :name => "Mouse" })
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@cat = Cat.find(@cat.id)
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@cat.favorite_toy.name = 'Feather'
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@cat.changed?.should be_true
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end
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it "should report changes to casted model in array" do
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@obj = Cat.create!(:name => 'felix', :toys => [{:name => "Catnip"}])
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@obj = Cat.get(@obj.id)
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@obj.toys.first.name.should eql('Catnip')
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@obj.toys.first.changed?.should be_false
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@obj.changed?.should be_false
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@obj.toys.first.name = "Super Catnip"
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@obj.toys.first.changed?.should be_true
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@obj.changed?.should be_true
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end
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it "should report changes to anonymous casted models in array" do
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@obj = DirtyModel.create!(:sub_models => [{:title => "Sample"}])
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@obj = DirtyModel.get(@obj.id)
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@obj.sub_models.first.title.should eql("Sample")
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@obj.sub_models.first.changed?.should be_false
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@obj.changed?.should be_false
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@obj.sub_models.first.title = "Another Sample"
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@obj.sub_models.first.changed?.should be_true
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@obj.changed?.should be_true
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end
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# casted arrays
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def test_casted_array(change_expected)
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obj = DirtyModel.create!
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obj = DirtyModel.get(obj.id)
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array = obj.keywords
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yield array, obj
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if change_expected
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obj.changed?.should be_true
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else
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obj.changed?.should be_false
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end
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end
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def should_change_array
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test_casted_array(true) { |a,b| yield a,b }
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end
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def should_not_change_array
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test_casted_array(false) { |a,b| yield a,b }
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end
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it "should report changes if an array index is modified" do
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should_change_array do |array, obj|
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array[0] = "keyword"
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end
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end
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it "should report no changes if an array index is unmodified" do
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should_not_change_array do |array, obj|
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array[0] = array[0]
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end
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end
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it "should report changes if an array is appended with <<" do
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should_change_array do |array, obj|
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array << 'keyword'
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end
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end
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it "should report changes if an array is popped" do
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should_change_array do |array, obj|
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array.pop
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end
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end
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it "should report changes if an array is popped after reload" do
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should_change_array do |array, obj|
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obj.reload
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obj.keywords.pop
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end
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end
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it "should report no changes if an empty array is popped" do
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should_not_change_array do |array, obj|
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array.clear
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obj.save! # clears changes
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array.pop
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end
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end
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it "should report changes on deletion from an array" do
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should_change_array do |array, obj|
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array << "keyword"
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obj.save!
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array.delete_at(0)
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end
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should_change_array do |array, obj|
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array << "keyword"
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obj.save!
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array.delete("keyword")
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end
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end
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it "should report changes on deletion from an array after reload" do
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should_change_array do |array, obj|
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array << "keyword"
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obj.save!
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obj.reload
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array.delete_at(0)
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end
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should_change_array do |array, obj|
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array << "keyword"
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obj.save!
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obj.reload
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array.delete("keyword")
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end
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end
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it "should report no changes on deletion from an empty array" do
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should_not_change_array do |array, obj|
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array.clear
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obj.save!
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array.delete_at(0)
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end
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should_not_change_array do |array, obj|
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array.clear
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obj.save!
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array.delete("keyword")
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end
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end
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it "should report changes if an array is pushed" do
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should_change_array do |array, obj|
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array.push("keyword")
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end
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end
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it "should report changes if an array is shifted" do
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should_change_array do |array, obj|
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array.shift
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end
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end
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it "should report no changes if an empty array is shifted" do
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should_not_change_array do |array, obj|
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array.clear
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obj.save! # clears changes
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array.shift
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end
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end
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it "should report changes if an array is unshifted" do
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should_change_array do |array, obj|
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array.unshift("keyword")
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end
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end
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it "should report changes if an array is cleared" do
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should_change_array do |array, obj|
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array.clear
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end
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end
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# Object, {} (casted hash)
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def test_casted_hash(change_expected)
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obj = DirtyModel.create!
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obj = DirtyModel.get(obj.id)
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hash = obj.details
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yield hash, obj
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if change_expected
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obj.changed?.should be_true
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else
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obj.changed?.should be_false
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end
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end
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def should_change_hash
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test_casted_hash(true) { |a,b| yield a,b }
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end
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def should_not_change_hash
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test_casted_hash(false) { |a,b| yield a,b }
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end
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it "should report changes if a hash is modified" do
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should_change_hash do |hash, obj|
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hash['color'] = 'orange'
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end
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end
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it "should report no changes if a hash is unmodified" do
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should_not_change_hash do |hash, obj|
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hash['color'] = hash['color']
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end
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end
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it "should report changes when deleting from a hash" do
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should_change_hash do |hash, obj|
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hash.delete('color')
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end
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end
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it "should report no changes when deleting a non existent key from a hash" do
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should_not_change_hash do |hash, obj|
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hash.delete('non-existent-key')
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end
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end
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it "should report changes when clearing a hash" do
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should_change_hash do |hash, obj|
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hash.clear
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end
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end
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it "should report changes when merging changes to a hash" do
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should_change_hash do |hash, obj|
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hash.merge!('foo' => 'bar')
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end
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end
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it "should report no changes when merging no changes to a hash" do
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should_not_change_hash do |hash, obj|
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hash.merge!('color' => hash['color'])
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end
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end
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it "should report changes when replacing hash content" do
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should_change_hash do |hash, obj|
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hash.replace('foo' => 'bar')
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end
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end
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it "should report no changes when replacing hash content with same content" do
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should_not_change_hash do |hash, obj|
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hash.replace(hash)
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end
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end
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it "should report changes when removing records with delete_if" do
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should_change_hash do |hash, obj|
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hash.delete_if { true }
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end
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end
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it "should report no changes when removing no records with delete_if" do
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should_not_change_hash do |hash, obj|
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hash.delete_if { false }
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end
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end
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if {}.respond_to?(:keep_if)
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it "should report changes when removing records with keep_if" do
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should_change_hash do |hash, obj|
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hash.keep_if { false }
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end
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end
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it "should report no changes when removing no records with keep_if" do
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should_not_change_hash do |hash, obj|
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hash.keep_if { true }
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end
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end
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end
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end
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end
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