GPT-6.1 Sol (effort default (no reasoning-effort override) · thinking on) on Migrate a 3-file Node.js module from callbacks to async/await + fix a validation bug

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{"type": "item.completed", "item": {"id": "item_0", "type": "agent_message", "text": "I\u2019ll inspect the three modules and tests, migrate them to async/await, and verify stock validation and order rollback with `npm test`.\n"}}
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{"type": "item.started", "item": {"id": "item_2", "type": "command_execution", "command": "/bin/bash -lc 'cat package.json lib/store.js lib/inventory.js lib/orders.js test/basic.test.js'", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_2", "type": "command_execution", "command": "/bin/bash -lc 'cat package.json lib/store.js lib/inventory.js lib/orders.js test/basic.test.js'", "aggregated_output": "{\"name\":\"inventory\",\"version\":\"1.0.0\",\"type\":\"commonjs\",\"scripts\":{\"test\":\"node --test test/\"}}\n// In-memory store with callback API (simulated I/O latency)\nconst data = new Map();\nfunction get(key, cb) { setTimeout(() => cb(null, data.has(key) ? data.get(key) : null), 1); }\nfunction put(key, value, cb) {\n  if (typeof key !== 'string') return setTimeout(() => cb(new Error('key must be string')), 1);\n  setTimeout(() => { data.set(key, value); cb(null); }, 1);\n}\nfunction keys(prefix, cb) { setTimeout(() => cb(null, [...data.keys()].filter(k => k.startsWith(prefix)).sort()), 1); }\nfunction _reset() { data.clear(); }\nmodule.exports = { get, put, keys, _reset };\nconst store = require('./store');\nfunction addStock(sku, qty, cb) {\n  if (!(qty > 0)) return cb(new Error('qty must be positive'));\n  store.get('stock:' + sku, (err, cur) => {\n    if (err) return cb(err);\n    store.put('stock:' + sku, (cur || 0) + qty, (err) => {\n      if (err) return cb(err);\n      cb(null, (cur || 0) + qty);\n    });\n  });\n}\nfunction removeStock(sku, qty, cb) {\n  store.get('stock:' + sku, (err, cur) => {\n    if (err) return cb(err);\n    if ((cur || 0) < qty) return cb(new Error('insufficient stock'));\n    store.put('stock:' + sku, cur - qty, (err) => cb(err, cur - qty));\n  });\n}\nfunction listStock(cb) {\n  store.keys('stock:', (err, ks) => {\n    if (err) return cb(err);\n    const out = {}; let n = ks.length;\n    if (n === 0) return cb(null, out);\n    ks.forEach(k => store.get(k, (err, v) => {\n      out[k.slice(6)] = v;\n      if (--n === 0) cb(null, out);\n    }));\n  });\n}\nmodule.exports = { addStock, removeStock, listStock };\nconst inv = require('./inventory');\n// Fulfil an order: remove each line's stock in sequence. If any line fails, roll back the lines already removed.\nfunction fulfil(order, cb) {\n  const done = [];\n  let i = 0;\n  function next() {\n    if (i >= order.lines.length) return cb(null, { id: order.id, status: 'fulfilled' });\n    const line = order.lines[i++];\n    inv.removeStock(line.sku, line.qty, (err) => {\n      if (err) {\n        // rollback\n        let j = 0;\n        (function rb() {\n          if (j >= done.length) return cb(null, { id: order.id, status: 'rejected', reason: err.message });\n          const d = done[j++];\n          inv.addStock(d.sku, d.qty, () => rb());\n        })();\n        return;\n      }\n      done.push(line); next();\n    });\n  }\n  next();\n}\nmodule.exports = { fulfil };\nconst test = require('node:test'); const assert = require('node:assert');\nconst store = require('../lib/store'); const inv = require('../lib/inventory'); const orders = require('../lib/orders');\ntest('callback flow works', (t, done) => {\n  store._reset();\n  inv.addStock('A', 5, (e) => { assert.ifError(e); orders.fulfil({ id: 1, lines: [{ sku: 'A', qty: 2 }] }, (e, r) => { assert.equal(r.status, 'fulfilled'); done(); }); });\n});\n", "exit_code": 0, "status": "completed"}}
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{"type": "item.started", "item": {"id": "item_5", "type": "command_execution", "command": "/bin/bash -lc \"cat > lib/store.js <<'EOF'\n// In-memory store with promise API (simulated I/O latency)\nconst data = new Map();\nconst delay = () => new Promise(resolve => setTimeout(resolve, 1));\nasync function get(key) {\n  await delay();\n  return data.has(key) ? data.get(key) : null;\n}\nasync function put(key, value) {\n  await delay();\n  if (typeof key \"'!== '\"'string') throw new Error('key must be string');\n  data.set(key, value);\n}\nasync function keys(prefix) {\n  await delay();\n  return [...data.keys()].filter(k => k.startsWith(prefix)).sort();\n}\nasync function _reset() { data.clear(); }\nmodule.exports = { get, put, keys, _reset };\nEOF\ncat > lib/inventory.js <<'EOF'\nconst store = require('./store');\nasync function addStock(sku, qty) {\n  if (\"'!(qty > 0)) throw new Error('\"'qty must be positive');\n  const cur = await store.get('stock:' + sku);\n  const next = (cur || 0) + qty;\n  await store.put('stock:' + sku, next);\n  return next;\n}\nasync function removeStock(sku, qty) {\n  if (\"'!(qty > 0)) throw new Error('\"'qty must be positive');\n  const cur = await store.get('stock:' + sku);\n  if ((cur || 0) < qty) throw new Error('insufficient stock');\n  const next = cur - qty;\n  await store.put('stock:' + sku, next);\n  return next;\n}\nasync function listStock() {\n  const ks = await store.keys('stock:');\n  const out = {};\n  await Promise.all(ks.map(async k => {\n    out[k.slice(6)] = await store.get(k);\n  }));\n  return out;\n}\nmodule.exports = { addStock, removeStock, listStock };\nEOF\ncat > lib/orders.js <<'EOF'\nconst inv = require('./inventory');\n// Fulfil an order: remove each line's stock in sequence. If any line fails, roll back the lines already removed.\nasync function fulfil(order) {\n  const done = [];\n  for (const line of order.lines) {\n    try {\n      await inv.removeStock(line.sku, line.qty);\n    } catch (err) {\n      for (const d of done) {\n        try {\n          await inv.addStock(d.sku, d.qty);\n        } catch {\n          // Keep attempting rollback, as with the callback API.\n        }\n      }\n      return { id: order.id, status: 'rejected', reason: err.message };\n    }\n    done.push(line);\n  }\n  return { id: order.id, status: 'fulfilled' };\n}\nmodule.exports = { fulfil };\nEOF\"", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_5", "type": "command_execution", "command": "/bin/bash -lc \"cat > lib/store.js <<'EOF'\n// In-memory store with promise API (simulated I/O latency)\nconst data = new Map();\nconst delay = () => new Promise(resolve => setTimeout(resolve, 1));\nasync function get(key) {\n  await delay();\n  return data.has(key) ? data.get(key) : null;\n}\nasync function put(key, value) {\n  await delay();\n  if (typeof key \"'!== '\"'string') throw new Error('key must be string');\n  data.set(key, value);\n}\nasync function keys(prefix) {\n  await delay();\n  return [...data.keys()].filter(k => k.startsWith(prefix)).sort();\n}\nasync function _reset() { data.clear(); }\nmodule.exports = { get, put, keys, _reset };\nEOF\ncat > lib/inventory.js <<'EOF'\nconst store = require('./store');\nasync function addStock(sku, qty) {\n  if (\"'!(qty > 0)) throw new Error('\"'qty must be positive');\n  const cur = await store.get('stock:' + sku);\n  const next = (cur || 0) + qty;\n  await store.put('stock:' + sku, next);\n  return next;\n}\nasync function removeStock(sku, qty) {\n  if (\"'!(qty > 0)) throw new Error('\"'qty must be positive');\n  const cur = await store.get('stock:' + sku);\n  if ((cur || 0) < qty) throw new Error('insufficient stock');\n  const next = cur - qty;\n  await store.put('stock:' + sku, next);\n  return next;\n}\nasync function listStock() {\n  const ks = await store.keys('stock:');\n  const out = {};\n  await Promise.all(ks.map(async k => {\n    out[k.slice(6)] = await store.get(k);\n  }));\n  return out;\n}\nmodule.exports = { addStock, removeStock, listStock };\nEOF\ncat > lib/orders.js <<'EOF'\nconst inv = require('./inventory');\n// Fulfil an order: remove each line's stock in sequence. If any line fails, roll back the lines already removed.\nasync function fulfil(order) {\n  const done = [];\n  for (const line of order.lines) {\n    try {\n      await inv.removeStock(line.sku, line.qty);\n    } catch (err) {\n      for (const d of done) {\n        try {\n          await inv.addStock(d.sku, d.qty);\n        } catch {\n          // Keep attempting rollback, as with the callback API.\n        }\n      }\n      return { id: order.id, status: 'rejected', reason: err.message };\n    }\n    done.push(line);\n  }\n  return { id: order.id, status: 'fulfilled' };\n}\nmodule.exports = { fulfil };\nEOF\"", "aggregated_output": "", "exit_code": 0, "status": "completed"}}
{"type": "item.completed", "item": {"id": "item_6", "type": "agent_message", "text": "Failed orders currently return a `rejected` result after rollback. I\u2019ve preserved that behavior, including continuing rollback if one restoration fails. I\u2019m adding tests for those cases and for invalid quantities leaving stock unchanged.\n"}}
{"type": "item.started", "item": {"id": "item_7", "type": "command_execution", "command": "/bin/bash -lc \"cat > test/basic.test.js <<'EOF'\nconst { test, beforeEach } = require('node:test');\nconst assert = require('node:assert/strict');\nconst store = require('../lib/store');\nconst inv = require('../lib/inventory');\nconst orders = require('../lib/orders');\n\nbeforeEach(async () => { await store._reset(); });\n\ntest('store resolves values, missing keys, sorted prefix keys, and reset', async () => {\n  assert.equal(await store.get('missing'), null);\n  assert.equal(await store.put('stock:B', 2), undefined);\n  await store.put('stock:A', 1);\n  await store.put('other', false);\n  assert.equal(await store.get('other'), false);\n  assert.deepEqual(await store.keys('stock:'), ['stock:A', 'stock:B']);\n  await assert.rejects(store.put(12, 3), { message: 'key must be string' });\n  assert.equal(await store.get(12), null);\n  await store._reset();\n  assert.deepEqual(await store.keys(''), []);\n});\n\ntest('inventory adds, removes, and lists stock', async () => {\n  assert.deepEqual(await inv.listStock(), {});\n  assert.equal(await inv.addStock('A', 5), 5);\n  assert.equal(await inv.addStock('A', 2), 7);\n  assert.equal(await inv.removeStock('A', 3), 4);\n  await inv.addStock('B', 2);\n  await store.put('unrelated', 99);\n  assert.deepEqual(await inv.listStock(), { A: 4, B: 2 });\n  assert.equal(await inv.removeStock('A', 4), 0);\n});\n\ntest('invalid quantities reject without changing existing or missing stock', async () => {\n  await inv.addStock('A', 5);\n  for (const method of [inv.addStock, inv.removeStock]) {\n    for (const qty of [0, -1, NaN]) {\n      for (const sku of ['A', 'missing']) {\n        await assert.rejects(method(sku, qty), { message: 'qty must be positive' });\n        assert.deepEqual(await inv.listStock(), { A: 5 });\n      }\n    }\n  }\n});\n\ntest('insufficient stock rejects without mutation', async () => {\n  await inv.addStock('A', 2);\n  await assert.rejects(inv.removeStock('A', 3), { message: 'insufficient stock' });\n  await assert.rejects(inv.removeStock('missing', 1), { message: 'insufficient stock' });\n  assert.deepEqual(await inv.listStock(), { A: 2 });\n});\n\ntest('orders fulfil sequentially, including repeated SKUs and empty orders', async () => {\n  await inv.addStock('A', 5);\n  assert.deepEqual(await orders.fulfil({ id: 1, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'A', qty: 3 }\n  ] }), { id: 1, status: 'fulfilled' });\n  assert.deepEqual(await inv.listStock(), { A: 0 });\n  assert.deepEqual(await orders.fulfil({ id: 2, lines: [] }), { id: 2, status: 'fulfilled' });\n});\n\ntest('failed orders restore all completed lines before resolving and skip later lines', async () => {\n  await inv.addStock('A', 5);\n  await inv.addStock('B', 3);\n  assert.deepEqual(await orders.fulfil({ id: 3, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'B', qty: 1 }, { sku: 'A', qty: 1 },\n    { sku: 'missing', qty: 1 }, { sku: 'B', qty: 2 }\n  ] }), { id: 3, status: 'rejected', reason: 'insufficient stock' });\n  assert.deepEqual(await inv.listStock(), { A: 5, B: 3 });\n});\n\ntest('invalid order quantities trigger rollback', async () => {\n  await inv.addStock('A', 5);\n  for (const qty of [0, -1, NaN]) {\n    assert.deepEqual(await orders.fulfil({ id: 4, lines: [\n      { sku: 'A', qty: 2 }, { sku: 'A', qty }\n    ] }), { id: 4, status: 'rejected', reason: 'qty must be positive' });\n    assert.deepEqual(await inv.listStock(), { A: 5 });\n  }\n});\n\ntest('inventory propagates store rejections', async (t) => {\n  for (const method of ['get', 'put', 'keys']) {\n    const failure = new Error(\"'`${method} failed`);\n    const mock = t.mock.method(store, method, async () => { throw failure; });\n    if (method !== '\"'keys') {\n      await assert.rejects(inv.addStock('A', 1), failure);\n      if (method === 'put') {\n        // Seed directly through the original implementation for the removal path.\n        await mock.mock.original('stock:A', 2);\n      }\n      await assert.rejects(inv.removeStock('A', 1), failure);\n    }\n    if (method \"'!== '\"'put') await assert.rejects(inv.listStock(), failure);\n    mock.mock.restore();\n  }\n});\n\ntest('rollback continues after a restoration fails and preserves the original reason', async (t) => {\n  await inv.addStock('A', 5);\n  await inv.addStock('B', 3);\n  const addStock = inv.addStock;\n  const restored = [];\n  t.mock.method(inv, 'addStock', async (sku, qty) => {\n    restored.push(sku);\n    if (sku === 'A') throw new Error('rollback failed');\n    return addStock(sku, qty);\n  });\n  assert.deepEqual(await orders.fulfil({ id: 5, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'B', qty: 1 }, { sku: 'missing', qty: 1 }\n  ] }), { id: 5, status: 'rejected', reason: 'insufficient stock' });\n  assert.deepEqual(restored, ['A', 'B']);\n  assert.deepEqual(await inv.listStock(), { A: 3, B: 3 });\n});\nEOF\nnpm test\"", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_7", "type": "command_execution", "command": "/bin/bash -lc \"cat > test/basic.test.js <<'EOF'\nconst { test, beforeEach } = require('node:test');\nconst assert = require('node:assert/strict');\nconst store = require('../lib/store');\nconst inv = require('../lib/inventory');\nconst orders = require('../lib/orders');\n\nbeforeEach(async () => { await store._reset(); });\n\ntest('store resolves values, missing keys, sorted prefix keys, and reset', async () => {\n  assert.equal(await store.get('missing'), null);\n  assert.equal(await store.put('stock:B', 2), undefined);\n  await store.put('stock:A', 1);\n  await store.put('other', false);\n  assert.equal(await store.get('other'), false);\n  assert.deepEqual(await store.keys('stock:'), ['stock:A', 'stock:B']);\n  await assert.rejects(store.put(12, 3), { message: 'key must be string' });\n  assert.equal(await store.get(12), null);\n  await store._reset();\n  assert.deepEqual(await store.keys(''), []);\n});\n\ntest('inventory adds, removes, and lists stock', async () => {\n  assert.deepEqual(await inv.listStock(), {});\n  assert.equal(await inv.addStock('A', 5), 5);\n  assert.equal(await inv.addStock('A', 2), 7);\n  assert.equal(await inv.removeStock('A', 3), 4);\n  await inv.addStock('B', 2);\n  await store.put('unrelated', 99);\n  assert.deepEqual(await inv.listStock(), { A: 4, B: 2 });\n  assert.equal(await inv.removeStock('A', 4), 0);\n});\n\ntest('invalid quantities reject without changing existing or missing stock', async () => {\n  await inv.addStock('A', 5);\n  for (const method of [inv.addStock, inv.removeStock]) {\n    for (const qty of [0, -1, NaN]) {\n      for (const sku of ['A', 'missing']) {\n        await assert.rejects(method(sku, qty), { message: 'qty must be positive' });\n        assert.deepEqual(await inv.listStock(), { A: 5 });\n      }\n    }\n  }\n});\n\ntest('insufficient stock rejects without mutation', async () => {\n  await inv.addStock('A', 2);\n  await assert.rejects(inv.removeStock('A', 3), { message: 'insufficient stock' });\n  await assert.rejects(inv.removeStock('missing', 1), { message: 'insufficient stock' });\n  assert.deepEqual(await inv.listStock(), { A: 2 });\n});\n\ntest('orders fulfil sequentially, including repeated SKUs and empty orders', async () => {\n  await inv.addStock('A', 5);\n  assert.deepEqual(await orders.fulfil({ id: 1, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'A', qty: 3 }\n  ] }), { id: 1, status: 'fulfilled' });\n  assert.deepEqual(await inv.listStock(), { A: 0 });\n  assert.deepEqual(await orders.fulfil({ id: 2, lines: [] }), { id: 2, status: 'fulfilled' });\n});\n\ntest('failed orders restore all completed lines before resolving and skip later lines', async () => {\n  await inv.addStock('A', 5);\n  await inv.addStock('B', 3);\n  assert.deepEqual(await orders.fulfil({ id: 3, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'B', qty: 1 }, { sku: 'A', qty: 1 },\n    { sku: 'missing', qty: 1 }, { sku: 'B', qty: 2 }\n  ] }), { id: 3, status: 'rejected', reason: 'insufficient stock' });\n  assert.deepEqual(await inv.listStock(), { A: 5, B: 3 });\n});\n\ntest('invalid order quantities trigger rollback', async () => {\n  await inv.addStock('A', 5);\n  for (const qty of [0, -1, NaN]) {\n    assert.deepEqual(await orders.fulfil({ id: 4, lines: [\n      { sku: 'A', qty: 2 }, { sku: 'A', qty }\n    ] }), { id: 4, status: 'rejected', reason: 'qty must be positive' });\n    assert.deepEqual(await inv.listStock(), { A: 5 });\n  }\n});\n\ntest('inventory propagates store rejections', async (t) => {\n  for (const method of ['get', 'put', 'keys']) {\n    const failure = new Error(\"'`${method} failed`);\n    const mock = t.mock.method(store, method, async () => { throw failure; });\n    if (method !== '\"'keys') {\n      await assert.rejects(inv.addStock('A', 1), failure);\n      if (method === 'put') {\n        // Seed directly through the original implementation for the removal path.\n        await mock.mock.original('stock:A', 2);\n      }\n      await assert.rejects(inv.removeStock('A', 1), failure);\n    }\n    if (method \"'!== '\"'put') await assert.rejects(inv.listStock(), failure);\n    mock.mock.restore();\n  }\n});\n\ntest('rollback continues after a restoration fails and preserves the original reason', async (t) => {\n  await inv.addStock('A', 5);\n  await inv.addStock('B', 3);\n  const addStock = inv.addStock;\n  const restored = [];\n  t.mock.method(inv, 'addStock', async (sku, qty) => {\n    restored.push(sku);\n    if (sku === 'A') throw new Error('rollback failed');\n    return addStock(sku, qty);\n  });\n  assert.deepEqual(await orders.fulfil({ id: 5, lines: [\n    { sku: 'A', qty: 2 }, { sku: 'B', qty: 1 }, { sku: 'missing', qty: 1 }\n  ] }), { id: 5, status: 'rejected', reason: 'insufficient stock' });\n  assert.deepEqual(restored, ['A', 'B']);\n  assert.deepEqual(await inv.listStock(), { A: 3, B: 3 });\n});\nEOF\nnpm test\"", "aggregated_output": "\n> inventory@1.0.0 test\n> node --test test/\n\n\u2716 test/basic.test.js (189.305236ms)\n\u2139 tests 1\n\u2139 suites 0\n\u2139 pass 0\n\u2139 fail 1\n\u2139 cancelled 0\n\u2139 skipped 0\n\u2139 todo 0\n\u2139 duration_ms 205.57479\n\n\u2716 failing tests:\n\ntest at test/basic.test.js:1:1\n\u2716 test/basic.test.js (189.305236ms)\n  'test failed'\n", "exit_code": 1, "status": "failed"}}
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{"type": "item.completed", "item": {"id": "item_8", "type": "command_execution", "command": "/bin/bash -lc 'node --test --test-reporter=tap test/basic.test.js'", "aggregated_output": "TAP version 13\n# Subtest: test/basic.test.js\nnot ok 1 - test/basic.test.js\n  ---\n  duration_ms: 187.282861\n  type: 'test'\n  location: '/home/bob/usecase-runs/batch/out/gpt-6.1-sol/149_d01/work/test/basic.test.js:1:1'\n  failureType: 'testCodeFailure'\n  exitCode: 1\n  signal: ~\n  error: 'test failed'\n  code: 'ERR_TEST_FAILURE'\n  ...\n1..1\n# tests 1\n# suites 0\n# pass 0\n# fail 1\n# cancelled 0\n# skipped 0\n# todo 0\n# duration_ms 194.39497\n", "exit_code": 1, "status": "failed"}}
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{"type": "item.completed", "item": {"id": "item_9", "type": "command_execution", "command": "/bin/bash -lc 'node test/basic.test.js'", "aggregated_output": "\u2714 store resolves values, missing keys, sorted prefix keys, and reset (16.997356ms)\n\u2714 inventory adds, removes, and lists stock (17.315872ms)\n\u2714 invalid quantities reject without changing existing or missing stock (35.185752ms)\n\u2714 insufficient stock rejects without mutation (7.019866ms)\n\u2714 orders fulfil sequentially, including repeated SKUs and empty orders (9.648344ms)\n\u2714 failed orders restore all completed lines before resolving and skip later lines (21.701278ms)\n\u2714 invalid order quantities trigger rollback (23.008535ms)\n\u2716 inventory propagates store rejections (2.602681ms)\n\u2714 rollback continues after a restoration fails and preserves the original reason (13.762012ms)\n\u2139 tests 9\n\u2139 suites 0\n\u2139 pass 8\n\u2139 fail 1\n\u2139 cancelled 0\n\u2139 skipped 0\n\u2139 todo 0\n\u2139 duration_ms 155.609654\n\n\u2716 failing tests:\n\ntest at test/basic.test.js:81:1\n\u2716 inventory propagates store rejections (2.602681ms)\n  AssertionError [ERR_ASSERTION]: Missing expected rejection (Error).\n      at async TestContext.<anonymous> (/home/bob/usecase-runs/batch/out/gpt-6.1-sol/149_d01/work/test/basic.test.js:93:27)\n      at async Test.run (node:internal/test_runner/test:1409:7)\n      at async Test.processPendingSubtests (node:internal/test_runner/test:974:7) {\n    generatedMessage: false,\n    code: 'ERR_ASSERTION',\n    actual: undefined,\n    expected: Error: get failed\n        at TestContext.<anonymous> (/home/bob/usecase-runs/batch/out/gpt-6.1-sol/149_d01/work/test/basic.test.js:83:21)\n        at Test.runInAsyncScope (node:async_hooks:226:14)\n        at Test.run (node:internal/test_runner/test:1402:25)\n        at async Test.processPendingSubtests (node:internal/test_runner/test:974:7),\n    operator: 'rejects',\n    diff: 'simple'\n  }\n", "exit_code": 1, "status": "failed"}}
{"type": "item.started", "item": {"id": "item_10", "type": "command_execution", "command": "/bin/bash -lc \"python3 - <<'PY'\np='test/basic.test.js'\ns=open(p).read().replace(\\\"test('inventory propagates store rejections', async (t) => {\\\\n\\\", \\\"test('inventory propagates store rejections', async (t) => {\\\\n  await inv.addStock('A', 2);\\\\n\\\")\nopen(p,'w').write(s)\nPY\nnpm test\"", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_10", "type": "command_execution", "command": "/bin/bash -lc \"python3 - <<'PY'\np='test/basic.test.js'\ns=open(p).read().replace(\\\"test('inventory propagates store rejections', async (t) => {\\\\n\\\", \\\"test('inventory propagates store rejections', async (t) => {\\\\n  await inv.addStock('A', 2);\\\\n\\\")\nopen(p,'w').write(s)\nPY\nnpm test\"", "aggregated_output": "\n> inventory@1.0.0 test\n> node --test test/\n\n\u2716 test/basic.test.js (191.097209ms)\n\u2139 tests 1\n\u2139 suites 0\n\u2139 pass 0\n\u2139 fail 1\n\u2139 cancelled 0\n\u2139 skipped 0\n\u2139 todo 0\n\u2139 duration_ms 205.992922\n\n\u2716 failing tests:\n\ntest at test/basic.test.js:1:1\n\u2716 test/basic.test.js (191.097209ms)\n  'test failed'\n", "exit_code": 1, "status": "failed"}}
{"type": "item.started", "item": {"id": "item_11", "type": "command_execution", "command": "/bin/bash -lc 'node test/basic.test.js'", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_11", "type": "command_execution", "command": "/bin/bash -lc 'node test/basic.test.js'", "aggregated_output": "\u2714 store resolves values, missing keys, sorted prefix keys, and reset (14.227994ms)\n\u2714 inventory adds, removes, and lists stock (15.993617ms)\n\u2714 invalid quantities reject without changing existing or missing stock (28.35543ms)\n\u2714 insufficient stock rejects without mutation (6.888911ms)\n\u2714 orders fulfil sequentially, including repeated SKUs and empty orders (9.31499ms)\n\u2714 failed orders restore all completed lines before resolving and skip later lines (21.079545ms)\n\u2714 invalid order quantities trigger rollback (21.643701ms)\n\u2716 inventory propagates store rejections (5.117015ms)\n\u2714 rollback continues after a restoration fails and preserves the original reason (15.168774ms)\n\u2139 tests 9\n\u2139 suites 0\n\u2139 pass 8\n\u2139 fail 1\n\u2139 cancelled 0\n\u2139 skipped 0\n\u2139 todo 0\n\u2139 duration_ms 144.446064\n\n\u2716 failing tests:\n\ntest at test/basic.test.js:81:1\n\u2716 inventory propagates store rejections (5.117015ms)\n  TypeError: mock.mock.original is not a function\n      at TestContext.<anonymous> (/home/bob/usecase-runs/batch/out/gpt-6.1-sol/149_d01/work/test/basic.test.js:90:25)\n      at async Test.run (node:internal/test_runner/test:1409:7)\n      at async Test.processPendingSubtests (node:internal/test_runner/test:974:7)\n", "exit_code": 1, "status": "failed"}}
{"type": "item.started", "item": {"id": "item_12", "type": "command_execution", "command": "/bin/bash -lc \"python3 - <<'PY'\np='test/basic.test.js'\ns=open(p).read(); s=s.replace(\\\"      if (method === 'put') {\\\\n        // Seed directly through the original implementation for the removal path.\\\\n        await mock.mock.original('stock:A', 2);\\\\n      }\\\\n\\\", '')\nopen(p,'w').write(s)\nPY\nnpm test\"", "aggregated_output": "", "exit_code": null, "status": "in_progress"}}
{"type": "item.completed", "item": {"id": "item_12", "type": "command_execution", "command": "/bin/bash -lc \"python3 - <<'PY'\np='test/basic.test.js'\ns=open(p).read(); s=s.replace(\\\"      if (method === 'put') {\\\\n        // Seed directly through the original implementation for the removal path.\\\\n        await mock.mock.original('stock:A', 2);\\\\n      }\\\\n\\\", '')\nopen(p,'w').write(s)\nPY\nnpm test\"", "aggregated_output": "\n> inventory@1.0.0 test\n> node --test test/\n\n\u2714 test/basic.test.js (194.210034ms)\n\u2139 tests 1\n\u2139 suites 0\n\u2139 pass 1\n\u2139 fail 0\n\u2139 cancelled 0\n\u2139 skipped 0\n\u2139 todo 0\n\u2139 duration_ms 209.451424\n", "exit_code": 0, "status": "completed"}}
{"type": "item.completed", "item": {"id": "item_13", "type": "agent_message", "text": "Converted all three modules to promise-returning async functions. Preserved order results and rollback behavior.\n\n`removeStock` now rejects zero, negative, and NaN quantities with `\"qty must be positive\"` without changing stock.\n\nUpdated tests cover the async API, error propagation, validation, and rollback. `npm test` passes. No dependencies added or network used."}}
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