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add tests for long lines

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This commit is contained in:
Yay295 2023-01-15 15:56:25 -06:00
parent 4c2550db42
commit 3d6770d0f3
1 changed files with 39 additions and 1 deletions
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40
Tests/test_file_eps.py
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@ -55,7 +55,21 @@ simple_eps_file_with_comments = (
) )
simple_eps_file_without_version = simple_eps_file[1:] simple_eps_file_without_version = simple_eps_file[1:]
simple_eps_file_without_boundingbox = simple_eps_file[:1] + simple_eps_file[2:] simple_eps_file_without_boundingbox = simple_eps_file[:1] + simple_eps_file[2:]
simple_eps_file_with_invalid_boundingbox = simple_eps_file[:1] + (b"%%BoundingBox",) + simple_eps_file[2:] simple_eps_file_with_invalid_boundingbox = (
simple_eps_file[:1] + (b"%%BoundingBox",) + simple_eps_file[2:]
)
simple_eps_file_with_long_ascii_comment = (
simple_eps_file[:2] + (b"%%Comment: " + b"X" * 300,) + simple_eps_file[2:]
)
simple_eps_file_with_long_binary_data = (
simple_eps_file[:2]
+ (
b"%%BeginBinary: 300",
b"\0" * 300,
b"%%EndBinary",
)
+ simple_eps_file[2:]
)
@pytest.mark.skipif(not HAS_GHOSTSCRIPT, reason="Ghostscript not available") @pytest.mark.skipif(not HAS_GHOSTSCRIPT, reason="Ghostscript not available")
@ -114,6 +128,30 @@ def test_invalid_boundingbox_comment(prefix):
EpsImagePlugin.EpsImageFile(data) EpsImagePlugin.EpsImageFile(data)
@pytest.mark.parametrize("prefix", (b"", simple_binary_header))
def test_ascii_comment_too_long(prefix):
data = io.BytesIO(prefix + b"\n".join(simple_eps_file_with_long_ascii_comment))
with pytest.raises(SyntaxError, match="not an EPS file"):
EpsImagePlugin.EpsImageFile(data)
@pytest.mark.parametrize("prefix", (b"", simple_binary_header))
def test_long_binary_data(prefix):
data = io.BytesIO(prefix + b"\n".join(simple_eps_file_with_long_binary_data))
EpsImagePlugin.EpsImageFile(data)
@pytest.mark.skipif(not HAS_GHOSTSCRIPT, reason="Ghostscript not available")
@pytest.mark.parametrize("prefix", (b"", simple_binary_header))
def test_load_long_binary_data(prefix):
data = io.BytesIO(prefix + b"\n".join(simple_eps_file_with_long_binary_data))
with Image.open(data) as img:
img.load()
assert img.mode == "RGB"
assert img.size == (100, 100)
assert img.format == "EPS"
@mark_if_feature_version( @mark_if_feature_version(
pytest.mark.valgrind_known_error, "libjpeg_turbo", "2.0", reason="Known Failing" pytest.mark.valgrind_known_error, "libjpeg_turbo", "2.0", reason="Known Failing"
) )