def deleteUser(username): usMgr = UserManager() user = usMgr.getOne(username) if user is None: raise MissingKey("no user with this username exists") success = usMgr.deleteOne(username) return {"success": success}
class TestUserManager(_ut.TestCase): def setUp(self): logger = logging.getLogger(f"{__name__}.setUp") from app.UserManager import UserManager self.uMgr = UserManager() self.conn = self.uMgr.conn # clear table with self.conn.cursor() as cur: cur.execute(f"delete from {UserManager.TABLE_NAME}") self.conn.commit() # insert test user data self.uMgr.addOne(dict(zip( ["username", "password", "fName", "lName", "email"], ["stallylol", "123456", "Stally", "Duan", "*****@*****.**"] ))) self.uMgr.addOne(dict(zip( ["username", "password", "fName", "lName", "email"], ["shiyugun", "abcdef", "Shiyu", "Gao", "*****@*****.**"] ))) self.uMgr.addOne(dict(zip( ["username", "password", "fName", "lName", "email"], ["aspenrocks", "78910", "Aspen", "Forster", "*****@*****.**"] ))) self.uMgr.addOne(dict(zip( ["username", "password", "fName", "lName", "email"], ["toBeDeleted", "wtfwtf", "Dummy", "Value", "*****@*****.**"] ))) self.usernames = ["stallylol", "shiyugun", "aspenrocks", "toBeDeleted"] def tearDown(self): logger = logging.getLogger(f"{__name__}.tearDown") # delete all inserted test data with self.conn.cursor() as cur: for username in self.usernames: cur.execute(f"delete from {self.uMgr.TABLE_NAME} where username = %s", username) self.conn.commit() def _countUsers(self): with self.conn.cursor() as cursor: cursor.execute("SELECT count(*) from {}".format(self.uMgr.TABLE_NAME)) return cursor.fetchone()[0] def _userExists(self, username): with self.connection.cursor() as cursor: cursor.execute(f"SELECT COUNT(*) FROM {self.uMgr.TABLE_NAME} WHERE username = %s", (username,)) return cursor.fetchone()[0] == 1 def testGetAll(self): '''confirm that number of records returned is same as number of records in test_database ''' self.assertEqual(self._countUsers(), len(self.uMgr.getMany({}))) def testGetOne(self): # confirm true when user exists self.assertEqual('aspenrocks', self.uMgr.getOne('aspenrocks')["username"]) # confirm that getItem() returns none when username not in db self.assertIsNone(self.uMgr.getOne("u34nonExistent")) def testAddOne(self): count = self._countUsers() success = self.uMgr.addOne(dict(zip( ["username", "password", 'fName', 'lName', "email"], ["papakase", "xxxyyy", "kaspian", "fitz", "*****@*****.**"] ))) self.assertTrue(success) self.assertTrue(count + 1, self._countUsers()) def testAddOneDuplicateUsername(self): '''confirm repeat username is rejected due to primary key constraint''' from app.errors.api_exceptions import DuplicateKey with self.assertRaises(DuplicateKey): self.uMgr.addOne(dict(zip( ["username", "password", 'fName', 'lName', "email"], ["stallylol", "612345", "Stally", "Duan", "*****@*****.**"] ))) def testAddOneNullEmail(self): '''confirm null values are rejected due to not null constraint''' from app.errors.api_exceptions import InvalidArgument with self.assertRaises(InvalidArgument): self.uMgr.addOne(dict(zip( ["username", "password", 'fName', 'lName', "email"], ["papakase", "element", "kaspian", "fitz", None] ))) def testUpdateOne(self): log = logging.getLogger(f"{__name__}.testUpdateOne") # update password log.debug(f"before updating, password is: {self.uMgr.getOne('stallylol')['password']}") self.assertTrue(self.uMgr.updateOne("stallylol", {"password": "******"})) self.assertEqual("111213", self.uMgr.getOne("stallylol")["password"]) def testUpdateOneNonExistentUser(self): # fail update becuase username does not exist self.assertFalse(self.uMgr.updateOne("someoneelse", {"password": "******"}))