Contents

require 'spec_helper'

module Allowance
  describe Permissions do
    SomeClass = Class.new
    SomeOtherClass = Class.new

    it "should allow simple permissions to be specified" do
      subject.moo!

      insist subject.moo?
      refuse subject.quack?
    end

    it "should support a block-style initialization" do
      p = Permissions.new do |can|
        can.sing!
      end

      insist p.allowed? :sing
      insist p.sing?
    end

    it "should allow verbs and objects" do
      subject.update! SomeClass

      insist subject.update? SomeClass
      refuse subject.destroy? SomeClass
      refuse subject.update? SomeOtherClass
    end

    it "should expand :view to include :index and :show" do
      subject.view! SomeClass

      insist subject.view? SomeClass
      insist subject.index? SomeClass
      insist subject.show? SomeClass
    end

    it "should verify permissions against model instances" do
      model_class = Class.new
      model_class.should_receive(:some_scope).and_return(model_class)

      model_instance = model_class.new
      model_instance.stub!(:id => 123)

      model_class.should_receive(:find).and_return(model_instance)

      subject.view! model_class, lambda { some_scope }

      insist subject.view? model_instance
    end

    describe "#scoped_model" do
      it "should allow scopes to be defined through lambdas" do
        model = mock
        model.should_receive(:some_scope).and_return(scoped_model = mock)

        subject.view! model, lambda { some_scope }
        subject.scoped_model(:view, model).should == scoped_model
      end

      it "should allow scopes to be defined through where conditions" do
        model = mock
        model.should_receive(:where).with(:awesome => true).and_return(scoped_model = mock)

        subject.view! model, :awesome => true

        subject.scoped_model(:view, model).should == scoped_model
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
allowance-0.0.3	spec/permissions_spec.rb