def test_parse_bytes_only_start(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=0-"), ("bytes", [(0, None)]))
def test_parse_bytes_start_greater_than_end(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=99-0"), None)
def test_parse_bytes_start_greater_than_last_end(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=0-99,0-199"), None)
def test_parse_bytes_two_many_ranges(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=-100,-100"), None)
def test_parse_bytes_negative_start(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=-0-99"), None)
def test_parse_bytes_missing_equals_sign(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes 0-99"), None)
def test_parse_bytes_missing_dash(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=0 99"), None)
def test_parse_bytes_only_start(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=0-'), ('bytes', [(0, None)]))
def test_parse_bytes_valid_input(): range = Range(((0, 100),)) assert_equal(range.parse_bytes("bytes=0-99"), ("bytes", [(0, 100)]))
def test_parse_bytes_start_greater_than_end(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=99-0'), None)
def test_parse_bytes_start_greater_than_last_end(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=0-99,0-199'), None)
def test_parse_bytes_negative_start(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=-0-99'), None)
def test_parse_bytes_two_many_ranges(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=-100,-100'), None)
def test_parse_bytes_missing_dash(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=0 99'), None)
def test_parse_bytes_missing_equals_sign(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes 0-99'), None)
def test_parse_bytes_valid_input(): range = Range(((0, 100), )) assert_equal(range.parse_bytes('bytes=0-99'), ('bytes', [(0, 100)]))