def test_validate_height(self, ImageUtil):
# test _validate_height()
# img file
image_file = object()
img_obj = ImageUploader(300, 300)
img_obj._validate_height(image_file)
def test_image_property_too_big_error_is_raised_on_validate_height(
self, ImageUtil):
# test _validate_height() raises ImagePropertyTooBigError
with self.assertRaises(exceptions.ImagePropertyTooBigError):
# img file
image_file = object()
img_obj = ImageUploader(300, 300)
img_obj._validate_height(image_file)
def test_calls_made_on_validate_method(self, _validate_width,
_validate_height):
# test methods are called on _validate call
# img file
image_file = object()
# mock methods
img_obj = ImageUploader(300, 300)
img_obj._validate(image_file)
_validate_width.assert_called_once_with(image_file)
_validate_height.assert_called_once_with(image_file)
def test_calls_made_on_upload_method(self, _validate, _cache, _upload):
# test methods are called on upload call
# img file
image_file = object()
# mock methods
img_obj = ImageUploader(300, 300)
img_obj.upload(image_file)
_validate.assert_called_once_with(image_file)
_cache.assert_called_once_with(image_file)
_upload.assert_called_once_with(image_file)
def test_invalid_image_error_is_raised_on_validate(self):
# test _validate raises InvalidImageError when passed None
with self.assertRaises(exceptions.InvalidImageError):
img_obj = ImageUploader(300, 300)
img_obj._validate(None)
def test_value_error_is_raised_on_instantiation_with_invalid_range_args(
self, ):
# test object instantiation raises ValueError with invalid argument range
with self.assertRaises(ValueError):
ImageUploader(300, 300, 600, 600)
def test_type_error_is_raised_on_instantiation_with_wrong_type(self):
# test object instantiation raises TypeError with wrong type arguments
with self.assertRaises(TypeError):
ImageUploader("300", 300)
def test_upload_to_server_returns_none(self):
# test _upload_to_server() returns None
image_file = object()
img_obj = ImageUploader(300, 300)
img_obj._upload_to_server(image_file)
def test_cache_image_in_memory_returns_none(self):
# test _cache_image_in_memory() returns None
image_file = object()
img_obj = ImageUploader(300, 300)
img_obj._cache_image_in_memory(image_file)