/Lib/test/test_mimetypes.py
http://unladen-swallow.googlecode.com/ · Python · 70 lines · 49 code · 13 blank · 8 comment · 1 complexity · 01835e46680fa27401ac368d81fbd717 MD5 · raw file
- import mimetypes
- import StringIO
- import unittest
- from test import test_support
- # Tell it we don't know about external files:
- mimetypes.knownfiles = []
- mimetypes.inited = False
- mimetypes._default_mime_types()
- class MimeTypesTestCase(unittest.TestCase):
- def setUp(self):
- self.db = mimetypes.MimeTypes()
- def test_default_data(self):
- eq = self.assertEqual
- eq(self.db.guess_type("foo.html"), ("text/html", None))
- eq(self.db.guess_type("foo.tgz"), ("application/x-tar", "gzip"))
- eq(self.db.guess_type("foo.tar.gz"), ("application/x-tar", "gzip"))
- eq(self.db.guess_type("foo.tar.Z"), ("application/x-tar", "compress"))
- def test_data_urls(self):
- eq = self.assertEqual
- guess_type = self.db.guess_type
- eq(guess_type("data:,thisIsTextPlain"), ("text/plain", None))
- eq(guess_type("data:;base64,thisIsTextPlain"), ("text/plain", None))
- eq(guess_type("data:text/x-foo,thisIsTextXFoo"), ("text/x-foo", None))
- def test_file_parsing(self):
- eq = self.assertEqual
- sio = StringIO.StringIO("x-application/x-unittest pyunit\n")
- self.db.readfp(sio)
- eq(self.db.guess_type("foo.pyunit"),
- ("x-application/x-unittest", None))
- eq(self.db.guess_extension("x-application/x-unittest"), ".pyunit")
- def test_non_standard_types(self):
- eq = self.assertEqual
- # First try strict
- eq(self.db.guess_type('foo.xul', strict=True), (None, None))
- eq(self.db.guess_extension('image/jpg', strict=True), None)
- # And then non-strict
- eq(self.db.guess_type('foo.xul', strict=False), ('text/xul', None))
- eq(self.db.guess_extension('image/jpg', strict=False), '.jpg')
- def test_guess_all_types(self):
- eq = self.assertEqual
- unless = self.failUnless
- # First try strict. Use a set here for testing the results because if
- # test_urllib2 is run before test_mimetypes, global state is modified
- # such that the 'all' set will have more items in it.
- all = set(self.db.guess_all_extensions('text/plain', strict=True))
- unless(all >= set(['.bat', '.c', '.h', '.ksh', '.pl', '.txt']))
- # And now non-strict
- all = self.db.guess_all_extensions('image/jpg', strict=False)
- all.sort()
- eq(all, ['.jpg'])
- # And now for no hits
- all = self.db.guess_all_extensions('image/jpg', strict=True)
- eq(all, [])
- def test_main():
- test_support.run_unittest(MimeTypesTestCase)
- if __name__ == "__main__":
- test_main()