comparison tests/test_cast.py @ 18:56596902e9ae default tip

add some setup + tests
author Jeff Hammel <k0scist@gmail.com>
date Sun, 10 Dec 2017 17:57:03 -0800
parents
children
comparison
equal deleted inserted replaced
17:4793f99b73e0 18:56596902e9ae
1 #!/usr/bin/env python
2
3 """
4 data casting functions
5 """
6
7 import unittest
8 from lemiformes import cast
9
10 class TestCast(unittest.TestCase):
11
12 def test_isiterable(self):
13 assert not cast.isiterable(1)
14 assert cast.isiterable(range(5))
15
16 def test_make_iterable(self):
17 iterval = cast.iterable(1)
18 assert cast.isiterable(iterval)
19 assert list(iterval) == [1]
20 assert cast.iterable([1,2,3]) == [1,2,3]
21
22 def test_interference(self):
23 ints = ['1', '2', '3']
24 floats = ['1', '2', '3.5']
25 strings = ['1', '2', "I'm a kitty!"]
26
27 assert cast.infer(ints) == int
28 assert cast.infer(floats) == float
29 assert cast.infer(strings) == str
30
31 def test_casting(self):
32 ints = ['1', '2', '3']
33 floats = ['1', '2', '3.5']
34 strings = ['1', '2', "I'm a kitty!"]
35
36 assert cast.cast(ints) == [1, 2, 3]
37 assert cast.cast(floats) == [1., 2., 3.5]
38 assert cast.cast(strings) == strings
39
40
41 if __name__ == '__main__':
42 unittest.main()