base = File.dirname(__FILE__)
require base + '/../test_setup'

context 'S33r ACL functions' do
  setup do
    @acl_grant_xml1 = load_test_xml('acl_grant1.xml')
    @canonical_user = CanonicalUser.new('a9a7b886d6fd24a52fe8ca5bef65f89a64e0193f23000e241bf9b1c61be666e9',
    'chriscustomer')
    @canonical_user_grant = Grant.new(@canonical_user, :all)
    @canonical_user2 = CanonicalUser.new('baa7b886d6fd24a52fe8ca5bef65f89a64e0193f23000e241bf9b1c61be666e9', 
    'mimbo')
    @canonical_user_grant2 = Grant.new(@canonical_user2, :read)
    
    @acl_grant_xml2 = load_test_xml('acl_grant2.xml')
    @amazon_grantee = AmazonCustomer.new('elliot@test.org')
    @amazon_grant = Grant.new(@amazon_grantee, :read)
    
    @acl_grant_xml3 = load_test_xml('acl_grant3.xml')
    @group_grantee = Group.new(:all_users)
    @group_grant = Grant.new(@group_grantee, :write)
    
    @acl_grant_xml4 = load_test_xml('acl_grant4.xml')
    @group_grantee2 = Group.new(:authenticated_users)
    @group_grant2 = Grant.new(@group_grantee2, :read_acl)
    
    @full_acl_xml = load_test_xml('acl.xml')
    @full_acl_doc = Policy.new(@canonical_user)
    @full_acl_doc.grants = [@canonical_user_grant, @canonical_user_grant2, @amazon_grant,
    @group_grant, @group_grant2]
    
    # Grants created using convenience methods
    @con_canonical_user_grant = Grant.for_canonical_user('a9a7b886d6fd24a52fe8ca5bef65f89a64e0193f23000e241bf9b1c61be666e9',
    'chriscustomer', :all)
    @con_canonical_user_grant2 = Grant.for_canonical_user('baa7b886d6fd24a52fe8ca5bef65f89a64e0193f23000e241bf9b1c61be666e9',
    'mimbo', :read)
    @con_amazon_grant = Grant.for_amazon_customer('elliot@test.org', :read)
    @con_group_grant1 = Grant.for_group(:all_users, :write)
    @con_group_grant2 = Grant.for_group(:authenticated_users, :read_acl)
    @con_full_acl_doc = Policy.new(@canonical_user)
    @con_full_acl_doc.grants = [@con_canonical_user_grant, @con_canonical_user_grant2, 
    @con_amazon_grant, @con_group_grant1, @con_group_grant2]
  end
  
  specify 'should represent a grant for a CanonicalUser' do
     clean_xml(@canonical_user_grant.to_xml).should == @acl_grant_xml1
  end
  
  specify 'should represent a grant for an AmazonUserByEmail' do
     clean_xml(@amazon_grant.to_xml).should == @acl_grant_xml2
  end
  
  specify 'should represent a grant for AllUsers' do
     clean_xml(@group_grant.to_xml).should == @acl_grant_xml3
  end
  
  specify 'should represent a grant for AuthenticatedUsers' do
     clean_xml(@group_grant2.to_xml).should == @acl_grant_xml4
  end
  
  specify 'should generate a valid AccessControlPolicy document' do
    clean_xml(@full_acl_doc.to_xml).should == @full_acl_xml
  end
  
  specify 'should provide convenience classes for grants' do
    clean_xml(@con_full_acl_doc.to_xml).should == @full_acl_xml
  end
  
  specify 'needs equality method for grantees' do
    test_grantee = Group.new(:all_users)
    test_grantee.should == @group_grantee
    test_grantee.should.not.equal @amazon_grantee
  end
  
  specify 'should only accept valid permission specifiers' do
    lambda { Grant.new(@group_grantee, nil) }.should.raise InvalidPermission
    lambda { Grant.new(@group_grantee, :broken) }.should.raise InvalidPermission
  end
  
  specify 'should correctly create AmazonCustomer grantee from XML node' do
    xml = "<Grantee xsi:type='AmazonCustomerByEmail' xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">" +
		"<EmailAddress>elliot@test.org</EmailAddress>" +
  	"</Grantee>"
  	doc = XML.get_xml_doc(xml)
  	grantee = Grantee.from_xml(doc)
  	grantee.should == @amazon_grantee
  end
  
  specify 'should correctly create Group grantee from XML node' do
    xml = "<Grantee xsi:type=\"Group\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">" +
		"<URI>http://acs.amazonaws.com/groups/global/AllUsers</URI>" +
  	"</Grantee>"
  	doc = XML.get_xml_doc(xml)
  	grantee = Grantee.from_xml(doc)
  	grantee.should == @group_grantee
  end
  
  specify 'should correctly create Group grantee for AuthenticatedUsers from XML node' do
    xml = "<Grantee xsi:type=\"Group\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">" +
		"<URI>http://acs.amazonaws.com/groups/global/AuthenticatedUsers</URI>" +
  	"</Grantee>"
  	doc = XML.get_xml_doc(xml)
  	grantee = Grantee.from_xml(doc)
  	grantee.should == @group_grantee2
  	p grantee.group_type
  	p @group_grantee2.group_type
  end
  
  specify 'should parse AccessControlPolicy documents' do
    acl_doc_from_xml = Policy.from_xml(@full_acl_xml)
    acl_doc_from_xml.owner.should == @full_acl_doc.owner
    @full_acl_doc.grants.each do |g|
      acl_doc_from_xml.grants = acl_doc_from_xml.grants.delete_if { |i| i == g }
    end
    acl_doc_from_xml.grants.should.be.empty
  end
end