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Parametrized test

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Andrew Murray 2021-05-27 19:02:04 +10:00 committed by Hugo van Kemenade
parent c3e0fd1a7a
commit 698f52916e
1 changed files with 19 additions and 52 deletions
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71
Tests/test_file_jpeg2k.py
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@ -209,59 +209,26 @@ def test_layers():
assert_image_similar(im, test_card, 0.4)
def test_no_jp2():
@pytest.mark.parametrize(
"name, args, offset, data",
(
("foo.j2k", {}, 0, b"\xff\x4f"),
("foo.jp2", {}, 4, b"jP"),
(None, {"no_jp2": True}, 0, b"\xff\x4f"),
("foo.j2k", {"no_jp2": True}, 0, b"\xff\x4f"),
("foo.jp2", {"no_jp2": True}, 0, b"\xff\x4f"),
("foo.j2k", {"no_jp2": False}, 0, b"\xff\x4f"),
("foo.jp2", {"no_jp2": False}, 4, b"jP"),
("foo.jp2", {"no_jp2": False}, 4, b"jP"),
),
)
def test_no_jp2(name, args, offset, data):
out = BytesIO()
out.name = "foo.j2k"
test_card.save(out, "JPEG2000")
out.seek(0)
assert out.read(2) == b"\xff\x4f"
out = BytesIO()
out.name = "foo.jp2"
test_card.save(out, "JPEG2000")
out.seek(4)
assert out.read(2) == b"jP"
out = BytesIO()
test_card.save(out, "JPEG2000", no_jp2=True)
out.seek(0)
assert out.read(2) == b"\xff\x4f"
out = BytesIO()
test_card.save(out, "JPEG2000", no_jp2=True)
out.seek(0)
assert out.read(2) == b"\xff\x4f"
out = BytesIO()
out.name = "foo.j2k"
test_card.save(out, "JPEG2000", no_jp2=True)
out.seek(0)
assert out.read(2) == b"\xff\x4f"
out = BytesIO()
out.name = "foo.jp2"
test_card.save(out, "JPEG2000", no_jp2=True)
out.seek(0)
assert out.read(2) == b"\xff\x4f"
# Use the filename extension to determine format
out = BytesIO()
out.name = "foo.j2k"
test_card.save(out, "JPEG2000", no_jp2=False)
out.seek(0)
assert out.read(2) == b"\xff\x4f"
out = BytesIO()
out.name = "foo.jp2"
test_card.save(out, "JPEG2000", no_jp2=False)
out.seek(4)
assert out.read(2) == b"jP"
# Default to JP2 if no filename
out = BytesIO()
test_card.save(out, "JPEG2000", no_jp2=False)
out.seek(4)
assert out.read(2) == b"jP"
if name:
out.name = name
test_card.save(out, "JPEG2000", **args)
out.seek(offset)
assert out.read(2) == data
def test_mct():