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Contents
require File.dirname(__FILE__) + '/spec_helper'
module NoPeepingTomsSpec
class Person < ActiveRecord::Base; end
class PersonObserver < ActiveRecord::Observer
def before_update(person)
$observer_called_names.push person.name
end
end
class AnotherObserver < ActiveRecord::Observer
observe Person
def before_update(person)
$calls_to_another_observer += 1
end
end
describe Person, " when changing a name" do
before(:each) do
$observer_called_names = []
$calls_to_another_observer = 0
@person = Person.create! :name => "Pat Maddox"
end
it "should not register a name change" do
@person.update_attribute :name, "Name change"
$observer_called_names.pop.should be_blank
$calls_to_another_observer.should == 0
end
it "should register a name change with the person observer turned on" do
Person.with_observers("NoPeepingTomsSpec::PersonObserver") do
@person.update_attribute :name, "Name change"
$observer_called_names.pop.should == "Name change"
end
@person.update_attribute :name, "Man Without a Name"
$observer_called_names.pop.should be_blank
$calls_to_another_observer.should == 0
end
it "should handle multiple observers" do
Person.with_observers("NoPeepingTomsSpec::PersonObserver", "NoPeepingTomsSpec::AnotherObserver") do
@person.update_attribute :name, "Name change"
$observer_called_names.pop.should == "Name change"
end
@person.update_attribute :name, "Man Without a Name"
$observer_called_names.pop.should be_blank
$calls_to_another_observer.should == 1
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems