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import sys
import pytest
from av import AudioFormat
def test_s16_inspection() -> None:
fmt = AudioFormat("s16")
postfix = "le" if sys.byteorder == "little" else "be"
assert fmt.name == "s16"
assert not fmt.is_planar
assert fmt.bits == 16
assert fmt.bytes == 2
assert fmt.container_name == "s16" + postfix
assert fmt.planar.name == "s16p"
assert fmt.packed is fmt
def test_s32p_inspection() -> None:
fmt = AudioFormat("s32p")
assert fmt.name == "s32p"
assert fmt.is_planar
assert fmt.bits == 32
assert fmt.bytes == 4
pytest.raises(ValueError, lambda: fmt.container_name)
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