def test_aspect_validation(image_factory):
square_image = image_factory((100, 109), 'JPEG')
image = image_factory((100, 120), 'JPEG')
validate_image(square_image, (100, 100), aspect_ratio=(1, 1))
with pytest.raises(ValidationError):
validate_image(image, (100, 100), aspect_ratio=(1, 1))
def test_file_type_validation(image_factory):
jpg_image = image_factory((100, 100), 'JPEG')
gif_image = image_factory((100, 100), 'GIF')
validate_image(jpg_image, (100, 100), fileformats=('image/jpeg'))
with pytest.raises(ValidationError):
validate_image(gif_image, (100, 100), fileformats=('image/jpeg'))
def test_min_size_validation(image_factory):
with pytest.raises(ValidationError):
image = image_factory((100, 100), 'JPEG')
validate_image(image, (50, 101))
with pytest.raises(ValidationError):
image = image_factory((100, 100), 'JPEG')
validate_image(image, (101, 50))
image = image_factory((100, 100), 'JPEG')
validate_image(image, (100, 100))
def test_file_size_validation(image_factory):
image = image_factory((100, 100), 'JPEG')
with pytest.raises(ValidationError):
validate_image(image, (100, 100), max_size=image.size - 1)
def _validate_image(self, file_name):
image_file = self._image_storage.open(file_name, 'rb')
image = ImageFile(image_file, file_name)
config = settings.IMAGE_ALIASES.get('*', {})
config.update(settings.IMAGE_ALIASES['tileimage'])
validate_image(image, **config)