Tres Seaver
2009-05-08 719cb97efe037844924d1bd9e820d2cd27d1e3a3
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import unittest
 
class TestSQLAuthenticatorPlugin(unittest.TestCase):
 
    def _getTargetClass(self):
        from repoze.who.plugins.sql import SQLAuthenticatorPlugin
        return SQLAuthenticatorPlugin
 
    def _makeOne(self, *arg, **kw):
        plugin = self._getTargetClass()(*arg, **kw)
        return plugin
 
    def _makeEnviron(self, kw=None):
        environ = {}
        environ['wsgi.version'] = (1,0)
        if kw is not None:
            environ.update(kw)
        return environ
 
    def test_implements(self):
        from zope.interface.verify import verifyClass
        from repoze.who.interfaces import IAuthenticator
        klass = self._getTargetClass()
        verifyClass(IAuthenticator, klass, tentative=True)
 
    def test_authenticate_noresults(self):
        dummy_factory = DummyConnectionFactory([])
        plugin = self._makeOne('select foo from bar', dummy_factory,
                               compare_succeed)
        environ = self._makeEnviron()
        identity = {'login':'foo', 'password':'bar'}
        result = plugin.authenticate(environ, identity)
        self.assertEqual(result, None)
        self.assertEqual(dummy_factory.query, 'select foo from bar')
        self.assertEqual(dummy_factory.closed, True)
 
    def test_authenticate_comparefail(self):
        dummy_factory = DummyConnectionFactory([ ['userid', 'password'] ])
        plugin = self._makeOne('select foo from bar', dummy_factory,
                               compare_fail)
        environ = self._makeEnviron()
        identity = {'login':'fred', 'password':'bar'}
        result = plugin.authenticate(environ, identity)
        self.assertEqual(result, None)
        self.assertEqual(dummy_factory.query, 'select foo from bar')
        self.assertEqual(dummy_factory.closed, True)
 
    def test_authenticate_comparesuccess(self):
        dummy_factory = DummyConnectionFactory([ ['userid', 'password'] ])
        plugin = self._makeOne('select foo from bar', dummy_factory,
                               compare_succeed)
        environ = self._makeEnviron()
        identity = {'login':'fred', 'password':'bar'}
        result = plugin.authenticate(environ, identity)
        self.assertEqual(result, 'userid')
        self.assertEqual(dummy_factory.query, 'select foo from bar')
        self.assertEqual(dummy_factory.closed, True)
 
    def test_authenticate_nologin(self):
        dummy_factory = DummyConnectionFactory([ ['userid', 'password'] ])
        plugin = self._makeOne('select foo from bar', dummy_factory,
                               compare_succeed)
        environ = self._makeEnviron()
        identity = {}
        result = plugin.authenticate(environ, identity)
        self.assertEqual(result, None)
        self.assertEqual(dummy_factory.query, None)
        self.assertEqual(dummy_factory.closed, False)
 
class TestDefaultPasswordCompare(unittest.TestCase):
 
    def _getFUT(self):
        from repoze.who.plugins.sql import default_password_compare
        return default_password_compare
 
    def _get_sha_hex_digest(self, clear='password'):
        try:
            from hashlib import sha1
        except ImportError:
            from sha import new as sha1
        return sha1(clear).hexdigest()
 
    def test_shaprefix_success(self):
        stored = '{SHA}' +  self._get_sha_hex_digest()
        compare = self._getFUT()
        result = compare('password', stored)
        self.assertEqual(result, True)
 
    def test_shaprefix_fail(self):
        stored = '{SHA}' + self._get_sha_hex_digest()
        compare = self._getFUT()
        result = compare('notpassword', stored)
        self.assertEqual(result, False)
 
    def test_noprefix_success(self):
        stored = 'password'
        compare = self._getFUT()
        result = compare('password', stored)
        self.assertEqual(result, True)
 
    def test_noprefix_fail(self):
        stored = 'password'
        compare = self._getFUT()
        result = compare('notpassword', stored)
        self.assertEqual(result, False)
 
class TestSQLMetadataProviderPlugin(unittest.TestCase):
 
    def _getTargetClass(self):
        from repoze.who.plugins.sql import SQLMetadataProviderPlugin
        return SQLMetadataProviderPlugin
 
    def _makeOne(self, *arg, **kw):
        klass = self._getTargetClass()
        return klass(*arg, **kw)
 
    def test_implements(self):
        from zope.interface.verify import verifyClass
        from repoze.who.interfaces import IMetadataProvider
        klass = self._getTargetClass()
        verifyClass(IMetadataProvider, klass, tentative=True)
 
    def test_add_metadata(self):
        dummy_factory = DummyConnectionFactory([ [1, 2, 3] ])
        def dummy_filter(results):
            return results
        plugin = self._makeOne('md', 'select foo from bar', dummy_factory,
                               dummy_filter)
        environ = {}
        identity = {'repoze.who.userid':1}
        plugin.add_metadata(environ, identity)
        self.assertEqual(dummy_factory.closed, True)
        self.assertEqual(identity['md'], [ [1,2,3] ])
        self.assertEqual(dummy_factory.query, 'select foo from bar')
        self.failIf(identity.has_key('__userid'))
 
class TestMakeSQLAuthenticatorPlugin(unittest.TestCase):
 
    def _getFUT(self):
        from repoze.who.plugins.sql import make_authenticator_plugin
        return make_authenticator_plugin
 
    def test_noquery(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, None, 'conn', 'compare')
 
    def test_no_connfactory(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, 'statement', None, 'compare')
 
    def test_bad_connfactory(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, 'statement', 'does.not:exist', None)
 
    def test_connfactory_specd(self):
        f = self._getFUT()
        plugin = f('statement',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory',
                   None)
        self.assertEqual(plugin.query, 'statement')
        self.assertEqual(plugin.conn_factory, DummyConnFactory)
        from repoze.who.plugins.sql import default_password_compare
        self.assertEqual(plugin.compare_fn, default_password_compare)
 
    def test_comparefunc_specd(self):
        f = self._getFUT()
        plugin = f('statement',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory')
        self.assertEqual(plugin.query, 'statement')
        self.assertEqual(plugin.conn_factory, DummyConnFactory)
        self.assertEqual(plugin.compare_fn, make_dummy_connfactory)
 
class TestMakeSQLMetadataProviderPlugin(unittest.TestCase):
 
    def _getFUT(self):
        from repoze.who.plugins.sql import make_metadata_plugin
        return make_metadata_plugin
 
    def test_no_name(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f)
 
    def test_no_query(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, 'name', None, None)
 
    def test_no_connfactory(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, 'name', 'statement', None)
 
    def test_bad_connfactory(self):
        f = self._getFUT()
        self.assertRaises(ValueError, f, 'name', 'statement',
                          'does.not:exist', None)
 
    def test_connfactory_specd(self):
        f = self._getFUT()
        plugin = f('name', 'statement',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory',
                   None)
        self.assertEqual(plugin.name, 'name')
        self.assertEqual(plugin.query, 'statement')
        self.assertEqual(plugin.conn_factory, DummyConnFactory)
        self.assertEqual(plugin.filter, None)
 
    def test_comparefn_specd(self):
        f = self._getFUT()
        plugin = f('name', 'statement',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory',
                   'repoze.who.plugins.tests.test_sql:make_dummy_connfactory')
        self.assertEqual(plugin.name, 'name')
        self.assertEqual(plugin.query, 'statement')
        self.assertEqual(plugin.conn_factory, DummyConnFactory)
        self.assertEqual(plugin.filter, make_dummy_connfactory)
 
 
class DummyConnectionFactory:
    # acts as all of: a factory, a connection, and a cursor
    closed = False
    query = None
    def __init__(self, results):
        self.results = results
 
    def __call__(self):
        return self
 
    def cursor(self):
        return self
 
    def execute(self, query, *arg):
        self.query = query
        self.bindargs = arg
 
    def fetchall(self):
        return self.results
 
    def fetchone(self):
        if self.results:
            return self.results[0]
        return []
 
    def close(self):
        self.closed = True
 
def compare_fail(cleartext, stored):
    return False
 
def compare_succeed(cleartext, stored):
    return True
 
class _DummyConnFactory:
    pass
 
DummyConnFactory = _DummyConnFactory()
 
def make_dummy_connfactory(**kw):
    return DummyConnFactory