mirror of
https://github.com/python-pillow/Pillow.git
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d5edc5ff09
* Note, valgrind doesn't pick this up, it's only the oss-fuzz reproducer that catches it OMM.
154 lines
3.5 KiB
Python
154 lines
3.5 KiB
Python
import pytest
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from PIL import FliImagePlugin, Image
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from .helper import assert_image_equal_tofile, is_pypy
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# created as an export of a palette image from Gimp2.6
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# save as...-> hopper.fli, default options.
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static_test_file = "Tests/images/hopper.fli"
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# From https://samples.libav.org/fli-flc/
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animated_test_file = "Tests/images/a.fli"
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def test_sanity():
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with Image.open(static_test_file) as im:
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im.load()
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assert im.mode == "P"
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assert im.size == (128, 128)
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assert im.format == "FLI"
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assert not im.is_animated
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with Image.open(animated_test_file) as im:
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assert im.mode == "P"
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assert im.size == (320, 200)
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assert im.format == "FLI"
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assert im.info["duration"] == 71
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assert im.is_animated
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@pytest.mark.skipif(is_pypy(), reason="Requires CPython")
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def test_unclosed_file():
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def open():
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im = Image.open(static_test_file)
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im.load()
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pytest.warns(ResourceWarning, open)
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def test_closed_file():
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with pytest.warns(None) as record:
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im = Image.open(static_test_file)
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im.load()
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im.close()
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assert not record
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def test_context_manager():
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with pytest.warns(None) as record:
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with Image.open(static_test_file) as im:
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im.load()
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assert not record
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def test_tell():
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# Arrange
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with Image.open(static_test_file) as im:
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# Act
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frame = im.tell()
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# Assert
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assert frame == 0
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def test_invalid_file():
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invalid_file = "Tests/images/flower.jpg"
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with pytest.raises(SyntaxError):
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FliImagePlugin.FliImageFile(invalid_file)
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def test_n_frames():
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with Image.open(static_test_file) as im:
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assert im.n_frames == 1
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assert not im.is_animated
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with Image.open(animated_test_file) as im:
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assert im.n_frames == 384
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assert im.is_animated
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def test_eoferror():
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with Image.open(animated_test_file) as im:
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n_frames = im.n_frames
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# Test seeking past the last frame
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with pytest.raises(EOFError):
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im.seek(n_frames)
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assert im.tell() < n_frames
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# Test that seeking to the last frame does not raise an error
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im.seek(n_frames - 1)
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def test_seek_tell():
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with Image.open(animated_test_file) as im:
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layer_number = im.tell()
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assert layer_number == 0
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im.seek(0)
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layer_number = im.tell()
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assert layer_number == 0
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im.seek(1)
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layer_number = im.tell()
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assert layer_number == 1
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im.seek(2)
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layer_number = im.tell()
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assert layer_number == 2
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im.seek(1)
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layer_number = im.tell()
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assert layer_number == 1
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def test_seek():
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with Image.open(animated_test_file) as im:
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im.seek(50)
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assert_image_equal_tofile(im, "Tests/images/a_fli.png")
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@pytest.mark.parametrize(
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"test_file",
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[
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"Tests/images/timeout-9139147ce93e20eb14088fe238e541443ffd64b3.fli",
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"Tests/images/timeout-bff0a9dc7243a8e6ede2408d2ffa6a9964698b87.fli",
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],
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)
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@pytest.mark.timeout(timeout=3)
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def test_timeouts(test_file):
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with open(test_file, "rb") as f:
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with Image.open(f) as im:
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with pytest.raises(OSError):
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im.load()
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@pytest.mark.parametrize(
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"test_file",
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[
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"Tests/images/crash-5762152299364352.fli",
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],
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)
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def test_crash(test_file):
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with open(test_file, "rb") as f:
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with Image.open(f) as im:
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with pytest.raises(OSError):
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im.load()
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