from tester import * from PIL import Image def test_sanity(): im = Image.new("L", (100, 100)) assert_equal(repr(im)[:45], "<PIL.Image.Image image mode=L size=100x100 at") assert_equal(im.mode, "L") assert_equal(im.size, (100, 100)) im = Image.new("RGB", (100, 100)) assert_equal(repr(im)[:45], "<PIL.Image.Image image mode=RGB size=100x100 ") assert_equal(im.mode, "RGB") assert_equal(im.size, (100, 100)) im1 = Image.new("L", (100, 100), None) im2 = Image.new("L", (100, 100), 0) im3 = Image.new("L", (100, 100), "black") assert_equal(im2.getcolors(), [(10000, 0)]) assert_equal(im3.getcolors(), [(10000, 0)]) assert_exception(ValueError, lambda: Image.new("X", (100, 100))) # assert_exception(MemoryError, lambda: Image.new("L", (1000000, 1000000))) def test_internals(): im = Image.new("L", (100, 100)) im.readonly = 1 im._copy() assert_false(im.readonly) im.readonly = 1 im.paste(0, (0, 0, 100, 100)) assert_false(im.readonly) file = tempfile("temp.ppm") im._dump(file)