def test_parity(self):
self.assertTrue(builtins.is_even(2))
self.assertFalse(builtins.is_even(1))
self.assertTrue(builtins.is_even(-2))
self.assertFalse(builtins.is_even(-1))
self.assertTrue(builtins.is_even(0))
def test_parity(self):
self.assertTrue(is_even(2))
self.assertFalse(is_even(1))
self.assertTrue(is_even(-2))
self.assertFalse(is_even(-1))
self.assertTrue(is_even(0))
def test_select_dict(self):
d = {
1: "one",
2: "two",
3: "three",
8: "eight",
}
self.assertDictEqual(select_dict(None, dict(a="a", b="b", c=None)),
dict(a="a", b="b"))
self.assertDictEqual(select_dict(lambda k, v: is_even(k), d), {
2: "two",
8: "eight",
})
def test_select_dict(self):
d = {
1: "one",
2: "two",
3: "three",
8: "eight",
}
self.assertDictEqual(functional.select_dict(None, dict(a="a", b="b", c=None)),
dict(a="a", b="b"))
self.assertDictEqual(functional.select_dict(lambda k, v: builtins.is_even(k), d), {
2: "two",
8: "eight",
})
def test_reject_dict(self):
d = {
1: "one",
2: "two",
3: "three",
8: "eight",
5: None,
}
self.assertDictEqual(functional.reject_dict(None, dict(a="a", b="b", c=None)),
dict(c=None))
self.assertDictEqual(functional.reject_dict(lambda k, v: builtins.is_even(k), d), {
1: "one",
3: "three",
5: None,
})
def test_boolean(self): # Python 2.x legacy. Ew. self.assertFalse(builtins.is_even(True)) self.assertTrue(builtins.is_even(False))
def test_boolean(self): # Python 2.x legacy. Ew. self.assertFalse(is_even(True)) self.assertTrue(is_even(False))
