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Moved unrelated tests out of TestPyDecoder

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This commit is contained in:
Andrew Murray 2022-02-18 17:24:39 +11:00
parent 14b9b597ff
commit afb7728b8c
1 changed files with 17 additions and 12 deletions
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29
Tests/test_imagefile.py
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@ -124,6 +124,23 @@ class TestImageFile:
with pytest.raises(OSError): with pytest.raises(OSError):
p.close() p.close()
def test_no_format(self):
buf = BytesIO(b"\x00" * 255)
class DummyImageFile(ImageFile.ImageFile):
def _open(self):
self.mode = "RGB"
self._size = (1, 1)
im = DummyImageFile(buf)
assert im.format is None
assert im.get_format_mimetype() is None
def test_oserror(self):
im = Image.new("RGB", (1, 1))
with pytest.raises(OSError):
im.save(BytesIO(), "JPEG2000", num_resolutions=2)
def test_truncated(self): def test_truncated(self):
b = BytesIO( b = BytesIO(
b"BM000000000000" # head_data b"BM000000000000" # head_data
@ -258,15 +275,3 @@ class TestPyDecoder:
im.tile = [("MOCK", (xoff, yoff, xoff + xsize, yoff + ysize + 100), 32, None)] im.tile = [("MOCK", (xoff, yoff, xoff + xsize, yoff + ysize + 100), 32, None)]
with pytest.raises(ValueError): with pytest.raises(ValueError):
im.load() im.load()
def test_no_format(self):
buf = BytesIO(b"\x00" * 255)
im = MockImageFile(buf)
assert im.format is None
assert im.get_format_mimetype() is None
def test_oserror(self):
im = Image.new("RGB", (1, 1))
with pytest.raises(OSError):
im.save(BytesIO(), "JPEG2000", num_resolutions=2)