def updateInfo(self, item, newlinks, oldlinks):
		'''爬虫爬完之后对数据库内容进行更新'''
		cur = self.conn.cursor()
		cur.execute("SELECT wid,did FROM Websites WHERE url=?", (item['url'],))
		wid, did = cur.fetchone()
		# website记录更新
		cur.execute("UPDATE Websites SET title=?,visited=1 WHERE wid=?", (item['title'], wid,))
		# 对应的domain记录中出度也需要更新
		cur.execute("UPDATE Domains SET outdegree=outdegree+? WHERE did=?", (len(item['links']), did,))

		# 对该网页中所有链接涉及的记录进行更新
		# 外部判断未出现过的链接
		for link,domain in newlinks:
			self.insertWebsite(link, domain)

		# 外部判断出现过的链接
		for link,domain in oldlinks:
			# 对对应的domain记录入度增加
			cur.execute("UPDATE Domains SET outdegree=outdegree+1 WHERE domain=?", (domain,))
		# 写入到文件
		self.conn.commit()
def test_admin_views(self):
        c = Client()
        c.login(username='testsuperuser', password='test1234')

        settingId = Setting.objects.all()[0].id # During tests, sometimes this is != 1
        themeId = Theme.objects.all()[0].id # During tests, sometimes this is != 1

        # Can access admin menu items
        admin_menu_items = ['/admin/app/setting/{}/change/'.format(settingId),
                            '/admin/app/theme/{}/change/'.format(themeId),
                            '/admin/',
                            '/admin/app/plugin/',
                            '/admin/auth/user/',
                            '/admin/auth/group/',
                            ]

        for url in admin_menu_items:
            res = c.get(url)
            self.assertEqual(res.status_code, status.HTTP_200_OK)

        # Cannot access dev tools (not in dev mode)
        settings.DEV = False
        self.assertEqual(c.get('/dev-tools/').status_code, status.HTTP_404_NOT_FOUND)
        settings.DEV = True