94 lines
2.8 KiB
Python
94 lines
2.8 KiB
Python
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import os
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import os.path
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import sys
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import unittest
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from pygame.tests.test_utils import example_path
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import pygame, pygame.image, pygame.pkgdata
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imageext = sys.modules["pygame.imageext"]
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class ImageextModuleTest(unittest.TestCase):
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# Most of the testing is done indirectly through image_test.py
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# This just confirms file path encoding and error handling.
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def test_save_non_string_file(self):
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im = pygame.Surface((10, 10), 0, 32)
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self.assertRaises(TypeError, imageext.save_extended, im, [])
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def test_load_non_string_file(self):
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self.assertRaises(TypeError, imageext.load_extended, [])
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@unittest.skip("SDL silently removes invalid characters")
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def test_save_bad_filename(self):
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im = pygame.Surface((10, 10), 0, 32)
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u = "a\x00b\x00c.png"
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self.assertRaises(pygame.error, imageext.save_extended, im, u)
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@unittest.skip("SDL silently removes invalid characters")
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def test_load_bad_filename(self):
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u = "a\x00b\x00c.png"
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self.assertRaises(pygame.error, imageext.load_extended, u)
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def test_save_unknown_extension(self):
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im = pygame.Surface((10, 10), 0, 32)
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s = "foo.bar"
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self.assertRaises(pygame.error, imageext.save_extended, im, s)
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def test_load_unknown_extension(self):
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s = "foo.bar"
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self.assertRaises(FileNotFoundError, imageext.load_extended, s)
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def test_load_unknown_file(self):
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s = "nonexistent.png"
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self.assertRaises(FileNotFoundError, imageext.load_extended, s)
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def test_load_unicode_path_0(self):
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u = example_path("data/alien1.png")
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im = imageext.load_extended(u)
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def test_load_unicode_path_1(self):
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"""non-ASCII unicode"""
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import shutil
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orig = example_path("data/alien1.png")
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temp = os.path.join(example_path("data"), "你好.png")
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shutil.copy(orig, temp)
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try:
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im = imageext.load_extended(temp)
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finally:
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os.remove(temp)
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def _unicode_save(self, temp_file):
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im = pygame.Surface((10, 10), 0, 32)
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try:
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with open(temp_file, "w") as f:
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pass
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os.remove(temp_file)
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except OSError:
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raise unittest.SkipTest("the path cannot be opened")
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self.assertFalse(os.path.exists(temp_file))
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try:
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imageext.save_extended(im, temp_file)
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self.assertGreater(os.path.getsize(temp_file), 10)
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finally:
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try:
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os.remove(temp_file)
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except OSError:
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pass
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def test_save_unicode_path_0(self):
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"""unicode object with ASCII chars"""
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self._unicode_save("temp_file.png")
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def test_save_unicode_path_1(self):
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self._unicode_save("你好.png")
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if __name__ == "__main__":
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unittest.main()
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