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Only check DHT marker for libjpeg-turbo #9025

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Only check DHT marker for libjpeg-turbo #9025

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10 changes: 8 additions & 2 deletions Tests/test_file_jpeg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1067,10 +1067,16 @@ def test_separate_tables(self) -> None:
for marker in b"\xff\xd8", b"\xff\xd9":
assert marker in data[1]
assert marker in data[2]
# DHT, DQT
for marker in b"\xff\xc4", b"\xff\xdb":

# DQT
markers = [b"\xff\xdb"]
if features.check_feature("libjpeg_turbo"):
# DHT
markers.append(b"\xff\xc4")
for marker in markers:
assert marker in data[1]
assert marker not in data[2]

# SOF0, SOS, APP0 (JFIF header)
for marker in b"\xff\xc0", b"\xff\xda", b"\xff\xe0":
assert marker not in data[1]
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