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import os
from uuid import uuid4

import pytest

from opendal.exceptions import NotFound


@pytest.mark.need_capability("read", "write", "delete", "stat")
def test_sync_stat_file(service_name, operator, async_operator):
    path = f"test_sync_stat_{uuid4()}.txt"
    content = os.urandom(1024)
    operator.write(path, content)

    meta = operator.stat(path)
    assert meta is not None
    assert meta.content_length == len(content)
    assert meta.is_file
    assert not meta.is_dir

    operator.delete(path)


@pytest.mark.need_capability("read", "write", "delete", "stat")
def test_sync_stat_non_existent(service_name, operator, async_operator):
    path = f"test_sync_stat_non_existent_{uuid4()}.txt"
    with pytest.raises(NotFound):
        operator.stat(path)


@pytest.mark.need_capability("read", "write", "delete", "stat", "create_dir")
def test_sync_stat_dir(service_name, operator, async_operator):
    path = f"test_sync_stat_dir_{uuid4()}/"
    operator.create_dir(path)

    meta = operator.stat(path)
    assert meta is not None
    assert meta.is_dir
    assert not meta.is_file

    operator.delete(path)


@pytest.mark.need_capability("read", "write", "delete", "stat")
def test_sync_stat_metadata_fields(service_name, operator, async_operator):
    path = f"test_sync_stat_meta_{uuid4()}.txt"
    content = b"hello world"
    operator.write(path, content)

    meta = operator.stat(path)
    assert meta.content_length == len(content)
    # etag and content_type may or may not be present depending on backend
    assert meta.etag is not None or meta.etag is None
    assert meta.content_type is not None or meta.content_type is None

    operator.delete(path)