import unittest

import os, glob



from test_all import db, test_support, get_new_environment_path, \

        get_new_database_path



#----------------------------------------------------------------------



class pget_bugTestCase(unittest.TestCase):

    """Verify that cursor.pget works properly"""

    db_name = 'test-cursor_pget.db'



    def setUp(self):

        self.homeDir = get_new_environment_path()

        self.env = db.DBEnv()

        self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)

        self.primary_db = db.DB(self.env)

        self.primary_db.open(self.db_name, 'primary', db.DB_BTREE, db.DB_CREATE)

        self.secondary_db = db.DB(self.env)

        self.secondary_db.set_flags(db.DB_DUP)

        self.secondary_db.open(self.db_name, 'secondary', db.DB_BTREE, db.DB_CREATE)

        self.primary_db.associate(self.secondary_db, lambda key, data: data)

        self.primary_db.put('salad', 'eggs')

        self.primary_db.put('spam', 'ham')

        self.primary_db.put('omelet', 'eggs')





    def tearDown(self):

        self.secondary_db.close()

        self.primary_db.close()

        self.env.close()

        del self.secondary_db

        del self.primary_db

        del self.env

        test_support.rmtree(self.homeDir)



    def test_pget(self):

        cursor = self.secondary_db.cursor()



        self.assertEquals(('eggs', 'salad', 'eggs'), cursor.pget(key='eggs', flags=db.DB_SET))

        self.assertEquals(('eggs', 'omelet', 'eggs'), cursor.pget(db.DB_NEXT_DUP))

        self.assertEquals(None, cursor.pget(db.DB_NEXT_DUP))



        self.assertEquals(('ham', 'spam', 'ham'), cursor.pget('ham', 'spam', flags=db.DB_SET))

        self.assertEquals(None, cursor.pget(db.DB_NEXT_DUP))



        cursor.close()





def test_suite():

    return unittest.makeSuite(pget_bugTestCase)



if __name__ == '__main__':

    unittest.main(defaultTest='test_suite')

