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from twisted.trial import unittest

from txdav.xml import element as davxml
from twext.web2.dav.resource import davPrivilegeSet


class XML_3744(unittest.TestCase):
    """
    RFC 3744 (WebDAV ACL) XML tests.
    """
    def test_Privilege_isAggregateOf(self):
        """
        Privilege.isAggregateOf()
        """
        for a, b in (
            (davxml.All(), davxml.Write()),
            (davxml.All(), davxml.ReadACL()),
            (davxml.Write(), davxml.WriteProperties()),
            (davxml.Write(), davxml.WriteContent()),
            (davxml.Write(), davxml.Bind()),
            (davxml.Write(), davxml.Unbind()),
        ):
            pa = davxml.Privilege(a)
            pb = davxml.Privilege(b)

            self.failUnless(
                pa.isAggregateOf(pb, davPrivilegeSet),
                "%s contains %s" % (a.sname(), b.sname())
            )
            self.failIf(
                pb.isAggregateOf(pa, davPrivilegeSet),
                "%s does not contain %s" % (b.sname(), a.sname())
            )

        for a, b in (
            (davxml.Unlock(), davxml.Write()),
            (davxml.Unlock(), davxml.WriteACL()),
            (davxml.ReadCurrentUserPrivilegeSet(), davxml.WriteProperties()),
        ):
            pa = davxml.Privilege(a)
            pb = davxml.Privilege(b)

            self.failIf(
                pb.isAggregateOf(pa, davPrivilegeSet),
                "%s does not contain %s" % (b.sname(), a.sname())
            )
