#!/usr/bin/python3.4
import unittest
import sqlalchemy
from sqlalchemy.engine import create_engine
from sqlalchemy.orm import sessionmaker
import wrpylib.mwdb


class TestMwDb(unittest.TestCase):
    @classmethod
    def setUpClass(cls):
        cls.metadata = sqlalchemy.MetaData()
        cls.engine = create_engine('mysql://philipp@localhost:3306/philipp_winterrodeln_wiki?charset=utf8&use_unicode=1')
        cls.Session = sessionmaker(bind=cls.engine)

    def setUp(self):
        self.session = self.Session()

    def tearDown(self):
        self.session.rollback()

    def test_page_table(self):
        Page = wrpylib.mwdb.page_table(self.metadata)
        page = self.session.query(Page).filter(Page.c.page_id==1321).first()
        self.assertEqual(page.page_id, 1321)

    def test_revision_table(self):
        metadata = sqlalchemy.MetaData()
        RevisionTable = wrpylib.mwdb.revision_table(metadata)
        revision_table = self.session.query(RevisionTable).filter(RevisionTable.c.rev_id == 666).first()
        self.assertEqual(revision_table.rev_id, 666)

    def test_text_table(self):
        metadata = sqlalchemy.MetaData()
        TextTable = wrpylib.mwdb.text_table(metadata)
        text_table = self.session.query(TextTable).filter(TextTable.c.old_id == 51).first()
        self.assertEqual(text_table.old_id, 51)

    def test_user_table(self):
        metadata = sqlalchemy.MetaData()
        UserTable = wrpylib.mwdb.user_table(metadata)
        user_table = self.session.query(UserTable).filter(UserTable.c.user_id == 5).first()
        self.assertEqual(user_table.user_id, 5)

    def test_categorylinks_table(self):
        metadata = sqlalchemy.MetaData()
        CategorylinksTable = wrpylib.mwdb.categorylinks_table(metadata)
        categorylinks_table = self.session.query(CategorylinksTable).filter(CategorylinksTable.c.cl_from == 229).first()
        self.assertEqual(categorylinks_table.cl_from, 229)