from .helper import PillowTestCase from PIL import Image, GbrImagePlugin class TestFileGbr(PillowTestCase): def test_invalid_file(self): invalid_file = "Tests/images/flower.jpg" self.assertRaises(SyntaxError, GbrImagePlugin.GbrImageFile, invalid_file) def test_gbr_file(self): im = Image.open('Tests/images/gbr.gbr') target = Image.open('Tests/images/gbr.png') self.assert_image_equal(target, im)