couchrest_model/spec/couchrest/more/casted_extended_doc_spec.rb

80 lines
2.1 KiB
Ruby

require File.expand_path('../../../spec_helper', __FILE__)
require File.join(FIXTURE_PATH, 'more', 'cat')
require File.join(FIXTURE_PATH, 'more', 'person')
require File.join(FIXTURE_PATH, 'more', 'card')
class Driver < CouchRest::ExtendedDocument
use_database TEST_SERVER.default_database
# You have to add a casted_by accessor if you want to reach a casted extended doc parent
attr_accessor :casted_by
property :name
end
class Car < CouchRest::ExtendedDocument
use_database TEST_SERVER.default_database
property :name
property :driver, :cast_as => 'Driver'
property :backseat_driver, :cast_as => Driver
end
describe "casting an extended document" do
before(:each) do
@driver = Driver.new(:name => 'Matt')
@car = Car.new(:name => 'Renault 306', :driver => @driver)
@car2 = Car.new(:name => 'Renault 306', :backseat_driver => @driver.dup)
end
it "should retain all properties of the casted attribute" do
@car.driver.should == @driver
@car2.backseat_driver.should == @driver
end
it "should let the casted document know who casted it" do
@car.driver.casted_by.should == @car
@car2.backseat_driver.casted_by.should == @car2
end
end
describe "assigning a value to casted attribute after initializing an object" do
before(:each) do
@car = Car.new(:name => 'Renault 306')
@driver = Driver.new(:name => 'Matt')
end
it "should not create an empty casted object" do
@car.driver.should be_nil
end
it "should let you assign the value" do
@car.driver = @driver
@car.driver.name.should == 'Matt'
end
it "should cast attribute" do
@car.driver = JSON.parse(@driver.to_json)
@car.driver.should be_instance_of(Driver)
end
end
describe "casting an extended document from parsed JSON" do
before(:each) do
@driver = Driver.new(:name => 'Matt')
@car = Car.new(:name => 'Renault 306', :driver => @driver)
@new_car = Car.new(JSON.parse(@car.to_json))
end
it "should cast casted attribute" do
@new_car.driver.should be_instance_of(Driver)
end
it "should retain all properties of the casted attribute" do
@new_car.driver.should == @driver
end
end