import pytest from PIL import GbrImagePlugin, Image from .helper import assert_image_equal_tofile def test_gbr_file(): with Image.open("Tests/images/gbr.gbr") as im: assert_image_equal_tofile(im, "Tests/images/gbr.png") def test_load(): with Image.open("Tests/images/gbr.gbr") as im: assert im.load()[0, 0] == (0, 0, 0, 0) # Test again now that it has already been loaded once assert im.load()[0, 0] == (0, 0, 0, 0) def test_multiple_load_operations(): with Image.open("Tests/images/gbr.gbr") as im: im.load() im.load() assert_image_equal_tofile(im, "Tests/images/gbr.png") def test_invalid_file(): invalid_file = "Tests/images/flower.jpg" with pytest.raises(SyntaxError): GbrImagePlugin.GbrImageFile(invalid_file)