import string import unittest from random import randint from cpl.utils import String from cpl_query.exceptions import InvalidTypeException, WrongTypeException, ArgumentNoneException from cpl_query.extension.list import List from cpl_query.tests.models import User, Address class QueryTest(unittest.TestCase): def setUp(self) -> None: self._tests = List(User) self._t_user = User( 'Test user', Address( 'teststr.', 15 ) ) self._generate_test_data() def _generate_test_data(self): for i in range(0, 100): user = User( String.random_string(string.ascii_letters, 8).lower(), Address( String.random_string(string.ascii_letters, 10).lower(), randint(1, 10) ) ) self._tests.append(user) self._tests.append(self._t_user) def test_any(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.any(lambda u: u.address.nr == 10) n_res = self._tests.any(lambda u: u.address.nr == 100) self.assertTrue(res) self.assertFalse(n_res) def test_all(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.all(lambda u: u.address is not None) n_res = self._tests.all(lambda u: u.address.nr == 100) self.assertTrue(res) self.assertFalse(n_res) def test_avg(self): avg = 0 for user in self._tests: avg += user.address.nr avg = avg / len(self._tests) res = self._tests.average(lambda u: u.address.nr) self.assertEqual(avg, res) def invalid(): tests = List(str, ['hello', 'world']) e_res = tests.average() self.assertRaises(InvalidTypeException, invalid) tests = List(int, list(range(0, 100))) self.assertEqual(sum(tests) / len(tests), tests.average()) def wrong2(): tests2 = List(int, values=list(range(0, 100))) e_res = tests2.average(lambda u: u.address.nr) self.assertRaises(AttributeError, wrong2) def test_contains(self): self.assertTrue(self._tests.contains(self._t_user)) self.assertFalse(self._tests.contains(User("Test", None))) def test_count(self): self.assertEqual(len(self._tests), self._tests.count()) self.assertEqual(1, self._tests.count(lambda u: u == self._t_user)) def test_distinct(self): res = self._tests.distinct(lambda u: u.address.nr).where(lambda u: u.address.nr == 5) self.assertEqual(1, len(res)) def test_element_at(self): index = randint(0, len(self._tests) - 1) self.assertEqual(self._tests[index], self._tests.element_at(index)) def test_element_at_or_default(self): index = randint(0, len(self._tests) - 1) self.assertEqual(self._tests[index], self._tests.element_at_or_default(index)) self.assertIsNone(self._tests.element_at_or_default(len(self._tests))) def test_last(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.where(lambda u: u.address.nr == 10) s_res = self._tests.where(lambda u: u.address.nr == 10).last() self.assertEqual(len(res), len(results)) self.assertEqual(res[len(res) - 1], s_res) def test_last_or_default(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.where(lambda u: u.address.nr == 10) s_res = self._tests.where(lambda u: u.address.nr == 10).last_or_default() sn_res = self._tests.where(lambda u: u.address.nr == 11).last_or_default() self.assertEqual(len(res), len(results)) self.assertEqual(res[len(res) - 1], s_res) self.assertIsNone(sn_res) def test_first(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.where(lambda u: u.address.nr == 10) s_res = self._tests.where(lambda u: u.address.nr == 10).first() self.assertEqual(len(res), len(results)) self.assertEqual(res[0], s_res) def test_first_or_default(self): results = [] for user in self._tests: if user.address.nr == 10: results.append(user) res = self._tests.where(lambda u: u.address.nr == 10) s_res = self._tests.where(lambda u: u.address.nr == 10).first_or_default() sn_res = self._tests.where(lambda u: u.address.nr == 11).first_or_default() self.assertEqual(len(res), len(results)) self.assertEqual(res[0], s_res) self.assertIsNone(sn_res) def test_for_each(self): users = [] self._tests.for_each( lambda user: ( users.append(user) ) ) self.assertEqual(len(users), len(self._tests)) def test_max(self): res = self._tests.max(lambda u: u.address.nr) self.assertEqual(self._t_user.address.nr, res) tests = List(values=list(range(0, 100))) self.assertEqual(99, tests.max()) def invalid(): tests = List(str, ['hello', 'world']) e_res = tests.average() self.assertRaises(InvalidTypeException, invalid) def test_min(self): res = self._tests.min(lambda u: u.address.nr) self.assertEqual(1, res) tests = List(values=list(range(0, 100))) self.assertEqual(0, tests.min()) def invalid(): tests = List(str, ['hello', 'world']) e_res = tests.average() self.assertRaises(InvalidTypeException, invalid) def test_order_by(self): res = self._tests.order_by(lambda user: user.address.street) res2 = self._tests.order_by(lambda user: user.address.nr) s_res = self._tests s_res.sort(key=lambda user: user.address.street) self.assertEqual(res, s_res) s_res.sort(key=lambda user: user.address.nr) self.assertEqual(res2, s_res) def test_order_by_descending(self): res = self._tests.order_by_descending(lambda user: user.address.street) res2 = self._tests.order_by_descending(lambda user: user.address.nr) s_res = self._tests s_res.sort(key=lambda user: user.address.street, reverse=True) self.assertEqual(res, s_res) s_res.sort(key=lambda user: user.address.nr, reverse=True) self.assertEqual(res2, s_res) def test_then_by(self): res = self._tests.order_by(lambda user: user.address.street[0]).then_by(lambda user: user.address.nr) s_res = self._tests s_res.sort(key=lambda user: (user.address.street[0], user.address.nr)) self.assertEqual(res, s_res) def test_then_by_descending(self): res = self._tests.order_by_descending(lambda user: user.address.street[0]).then_by_descending( lambda user: user.address.nr) s_res = self._tests s_res.sort(key=lambda user: (user.address.street[0], user.address.nr), reverse=True) self.assertEqual(res, s_res) def test_reverse(self): res = self._tests.reverse() l_res = self._tests.to_list() l_res.reverse() self.assertEqual(l_res, res) def test_single(self): res = self._tests.where(lambda u: u.address.nr == self._t_user.address.nr) s_res = self._tests.where(lambda u: u.address.nr == self._t_user.address.nr).single() self.assertEqual(len(res), 1) self.assertEqual(self._t_user, s_res) def test_single_or_default(self): res = self._tests.where(lambda u: u.address.nr == self._t_user.address.nr) s_res = self._tests.where(lambda u: u.address.nr == self._t_user.address.nr).single_or_default() sn_res = self._tests.where(lambda u: u.address.nr == self._t_user.address.nr + 1).single_or_default() self.assertEqual(len(res), 1) self.assertEqual(self._t_user, s_res) self.assertIsNone(sn_res) def test_where(self): results = [] for user in self._tests: if user.address.nr == 5: results.append(user) res = self._tests.where(lambda u: u.address.nr == 5) self.assertEqual(len(results), len(res)) def ex(): e_res = self._tests.where(None) self.assertRaises(ArgumentNoneException, ex)