Hi Lie -
Thanks for that idea -- I tried it but am getting an error. I read a
little about the __dict__ feature but couldn't figure it. I am going
to keep searching around for how to dynamically add methods to a class
... here is the error and then the code.
Thanks.
# ERROR:
$ python tests_tagging.py
Traceback (most recent call last):
File "tests_tagging.py", line 25, in <module>
class TestFileTags(unittest.TestCase):
File "tests_tagging.py", line 31, in TestFileTags
__dict__[test] = new_test
NameError: name '__dict__' is not defined
# CODE:
import unittest
from mlc.filetypes import *
TAG_VALUES = (
('title', 'Christmas Waltz'),
('artist', 'Damon Timm'),
('album', 'Homemade'),
)
FILES = (
FLACFile('data/lossless/01 - Christmas Waltz.flac'),
MP3File('data/lossy/04 - Christmas Waltz (MP3-79).mp3'),
OGGFile('data/lossy/01 - Christmas Waltz (OGG-77).ogg'),
MP4File('data/lossy/06 - Christmas Waltz (M4A-64).m4a'),
)
list_of_tests = []
for file in FILES:
for k, v in TAG_VALUES:
test_name = 'test_' + file.exts[0] + '_' + k
list_of_tests.append((test_name, file, k, v))
class TestFileTags(unittest.TestCase):
for test in list_of_tests:
def new_test(self):
self.assertEqual(test[1].tags[test[2]],test[3])
__dict__[test] = new_test
if __name__ == '__main__':
unittest.main()
On Thu, May 6, 2010 at 12:26 PM, Lie Ryan <lie.1...@gmail.com> wrote:
> On 05/06/10 10:37, Damon Timm wrote:
>> Hi - am trying to write some unit tests for my little python project -
>> I had been hard coding them when necessary here or there but I figured
>> it was time to try and learn how to do it properly.
>> <snip>
>> This test works, however, it only runs as *one* test (which either
>> fails or passes) and I want it to run as 12 different tests (three for
>> each file type) and be able to see which key is failing for which file
>> type. I know I could write them all out individually but that seems
>> unnecessary.
>
> One way to do what you wanted is to harness python's dynamicity and
> generate the methods by their names:
>
> class TestFiles(unittest.TestCase):
> for methname, case in somedict:
> def test(self):
> ...
> __dict__[methname] = test
>
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