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if ENV["MODEL_ADAPTER"] == "data_mapper"
require "spec_helper"
DataMapper.setup(:default, 'sqlite::memory:')
class Article
include DataMapper::Resource
property :id, Serial
property :published, Boolean, :default => false
property :secret, Boolean, :default => false
property :priority, Integer
has n, :comments
end
class Comment
include DataMapper::Resource
property :id, Serial
property :spam, Boolean, :default => false
belongs_to :article
end
DataMapper.finalize
DataMapper.auto_migrate!
describe CanCan::ModelAdapters::DataMapperAdapter do
before(:each) do
Article.destroy
Comment.destroy
@ability = Object.new
@ability.extend(CanCan::Ability)
end
it "should be for only data mapper classes" do
CanCan::ModelAdapters::DataMapperAdapter.should_not be_for_class(Object)
CanCan::ModelAdapters::DataMapperAdapter.should be_for_class(Article)
CanCan::ModelAdapters::AbstractAdapter.adapter_class(Article).should == CanCan::ModelAdapters::DataMapperAdapter
end
it "should not fetch any records when no abilities are defined" do
Article.create
Article.accessible_by(@ability).should be_empty
end
it "should fetch all articles when one can read all" do
@ability.can :read, Article
article = Article.create
Article.accessible_by(@ability).should == [article]
end
it "should fetch only the articles that are published" do
@ability.can :read, Article, :published => true
article1 = Article.create(:published => true)
article2 = Article.create(:published => false)
Article.accessible_by(@ability).should == [article1]
end
it "should fetch any articles which are published or secret" do
@ability.can :read, Article, :published => true
@ability.can :read, Article, :secret => true
article1 = Article.create(:published => true, :secret => false)
article2 = Article.create(:published => true, :secret => true)
article3 = Article.create(:published => false, :secret => true)
article4 = Article.create(:published => false, :secret => false)
Article.accessible_by(@ability).should == [article1, article2, article3]
end
it "should fetch only the articles that are published and not secret" do
@ability.can :read, Article, :published => true
@ability.cannot :read, Article, :secret => true
article1 = Article.create(:published => true, :secret => false)
article2 = Article.create(:published => true, :secret => true)
article3 = Article.create(:published => false, :secret => true)
article4 = Article.create(:published => false, :secret => false)
Article.accessible_by(@ability).should == [article1]
end
it "should only read comments for articles which are published" do
@ability.can :read, Comment, :article => { :published => true }
comment1 = Comment.create(:article => Article.create!(:published => true))
comment2 = Comment.create(:article => Article.create!(:published => false))
Comment.accessible_by(@ability).should == [comment1]
end
it "should allow conditions in SQL and merge with hash conditions" do
@ability.can :read, Article, :published => true
@ability.can :read, Article, ["secret=?", true]
article1 = Article.create(:published => true, :secret => false)
article4 = Article.create(:published => false, :secret => false)
Article.accessible_by(@ability).should == [article1]
end
it "should match gt comparison" do
@ability.can :read, Article, :priority.gt => 3
article1 = Article.create(:priority => 4)
article2 = Article.create(:priority => 3)
Article.accessible_by(@ability).should == [article1]
@ability.should be_able_to(:read, article1)
@ability.should_not be_able_to(:read, article2)
end
it "should match gte comparison" do
@ability.can :read, Article, :priority.gte => 3
article1 = Article.create(:priority => 4)
article2 = Article.create(:priority => 3)
article3 = Article.create(:priority => 2)
Article.accessible_by(@ability).should == [article1, article2]
@ability.should be_able_to(:read, article1)
@ability.should be_able_to(:read, article2)
@ability.should_not be_able_to(:read, article3)
end
# TODO: add more comparison specs
end
end
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