class TestExtensionValidator(TestCase):
"""
Tests the ExtensionValidator class. The following methods are tested in
the TestExtensionViewSetPost test case instead, as part of an end-to-end
workflow:
* ExtensionValidator.validate_file
* ExtensionValidator.validate_json
"""
def setUp(self):
self.extension = None
self.validator = ExtensionValidator()
super(TestExtensionValidator, self).setUp()
def tearDown(self):
if self.extension:
self.extension.close()
def _extension(self, data):
self.extension = TemporaryUploadedFile('ext.zip', 'application/zip', 0,
'UTF-8')
with ZipFile(self.extension, "w") as z:
z.writestr('manifest.json', json.dumps(data))
return self.extension
def test_full(self):
extension = self._extension({
'name': 'My Extension',
'description': 'This is a valid description'
})
try:
ExtensionValidator(extension).validate()
except ParseError:
assert False, u'Valid extension failed validation.'
def test_calls(self):
"""
This method tests that each validation method on ExtensionValidator is
correctly called. Whenever adding a validation method, take care to
include its name in the `validation_methods` list.
"""
validation_methods = [
'validate_description',
'validate_file',
'validate_json',
'validate_name',
]
mocks = {method: mock.DEFAULT for method in validation_methods}
with mock.patch.multiple(ExtensionValidator, **mocks):
self.test_full()
for method in validation_methods:
mocked = getattr(ExtensionValidator, method)
eq_(mocked.call_count, 1)
def test_name_missing(self):
with self.assertRaises(ParseError):
self.validator.validate_name({})
def test_name_not_string(self):
with self.assertRaises(ParseError):
self.validator.validate_name({'name': 42})
def test_name_too_short(self):
with self.assertRaises(ParseError):
self.validator.validate_name({'name': ''})
def test_name_too_long(self):
with self.assertRaises(ParseError):
self.validator.validate_name({'name': 'X' * 100})
def test_name_valid(self):
NAME = u'My Lîttle Extension'
try:
self.validator.validate_name({'name': NAME})
except:
assert False, u'A valid name "%s" fails validation' % NAME
def test_description_valid(self):
DESC = u'My very lîttle extension has a description'
try:
self.validator.validate_description({'description': DESC})
except:
assert False, u'A valid description "%s" fails validation' % DESC
def test_description_missing_valid(self):
try:
self.validator.validate_description({})
except:
assert False, u'Description should not be required.'
def test_description_too_long(self):
with self.assertRaises(ParseError):
self.validator.validate_name({'name': 'X' * 200})
