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import os
from uuid import uuid4

import pytest


@pytest.mark.need_capability("read", "write", "delete", "list", "create_dir")
def test_sync_exists(service_name, operator, async_operator):
    content = os.urandom(1024)
    target = f"random_{str(uuid4())}"
    operator.write(target, content)
    assert operator.exists(target)
    assert not operator.exists(target + "1")