// ========= 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 { describe, expect, it } from 'vitest'
import { RAMResource } from '@struktoai/mirage-core/resource/ram/ram'
import { MountMode } from '@struktoai/mirage-core/types'
import { Workspace } from '@struktoai/mirage-node'
import { cloneWorkspaceWithOverride } from './clone.ts'

describe('cloneWorkspaceWithOverride', () => {
  it('produces an independent workspace whose writes do not touch the source', async () => {
    const src = new Workspace({ '/': new RAMResource() }, { mode: MountMode.WRITE })
    await src.execute('echo source-only > /file.txt')
    const clone = await cloneWorkspaceWithOverride(src, null)
    await clone.execute('echo clone-write > /file.txt')
    const srcRead = await src.execute('cat /file.txt')
    expect(srcRead.stdoutText.trim()).toBe('source-only')
    const cloneRead = await clone.execute('cat /file.txt')
    expect(cloneRead.stdoutText.trim()).toBe('clone-write')
    await src.close()
    await clone.close()
  })
})
