# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========

import asyncio

from mirage.commands import COMMANDS as _CMDS
from mirage.core.ram.write import write_bytes

cp_cmd = _CMDS["cp"]


def _cat_sync(backend, path):

    async def _collect():
        return b"".join([c async for c in backend.read_stream(path)])

    return asyncio.run(_collect())


def test_cp_recursive(backend):
    store = backend.accessor.store
    accessor = backend.accessor
    store.dirs.add("/tmp/src")
    store.dirs.add("/tmp/src/sub")
    asyncio.run(write_bytes(accessor, "/tmp/src/a.txt", b"aaa"))
    asyncio.run(write_bytes(accessor, "/tmp/src/sub/b.txt", b"bbb"))
    asyncio.run(cp_cmd(accessor, ["/tmp/src/", "/tmp/dst/"], r=True))
    assert _cat_sync(backend, "/tmp/dst/a.txt") == b"aaa"
    assert _cat_sync(backend, "/tmp/dst/sub/b.txt") == b"bbb"