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from normality.paths import MAX_LENGTH, safe_filename
def test_safe_filename():
assert safe_filename(None) is None
assert safe_filename("test.txt") == "test.txt"
assert safe_filename("test .txt") == "test.txt"
assert safe_filename("test bla.txt") == "test_bla.txt"
assert safe_filename("test_bla.txt") == "test_bla.txt"
assert safe_filename("test.bla.txt") == "test_bla.txt"
assert safe_filename("test", extension="txt") == "test.txt"
def test_long_filename():
long_name = ["long name"] * 100
long_name = "-".join(long_name)
shortened = safe_filename(long_name)
assert shortened is not None
assert len(shortened) <= MAX_LENGTH, shortened
shortened = safe_filename(long_name, extension="html")
assert shortened is not None
assert len(shortened) <= MAX_LENGTH, shortened
shortened = safe_filename("bla", extension=long_name)
assert shortened is not None
assert len(shortened) <= MAX_LENGTH, shortened
shortened = safe_filename(long_name, extension=long_name)
assert shortened is not None
assert len(shortened) <= MAX_LENGTH, shortened
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