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test: add test for using
--print
with promises
PR-URL: #52137 Reviewed-By: Vinícius Lourenço Claro Cardoso <[email protected]> Reviewed-By: Debadree Chatterjee <[email protected]>
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import { spawnPromisified } from '../common/index.mjs'; | ||
import assert from 'node:assert'; | ||
import { execPath } from 'node:process'; | ||
import { describe, it } from 'node:test'; | ||
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describe('--print with a promise', { concurrency: true }, () => { | ||
it('should handle directly-fulfilled promises', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--print', | ||
'Promise.resolve(42)', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { 42 }\n', | ||
}); | ||
}); | ||
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it('should handle promises fulfilled after one tick', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--print', | ||
'Promise.resolve().then(()=>42)', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { <pending> }\n', | ||
}); | ||
}); | ||
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it('should handle promise that never settles', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--print', | ||
'new Promise(()=>{})', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { <pending> }\n', | ||
}); | ||
}); | ||
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it('should output something if process exits before promise settles', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--print', | ||
'setTimeout(process.exit,100, 0);timers.promises.setTimeout(200)', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { <pending> }\n', | ||
}); | ||
}); | ||
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it('should handle rejected promises', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--unhandled-rejections=none', | ||
'--print', | ||
'Promise.reject(1)', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { <rejected> 1 }\n', | ||
}); | ||
}); | ||
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it('should handle promises that reject after one tick', async () => { | ||
const result = await spawnPromisified(execPath, [ | ||
'--unhandled-rejections=none', | ||
'--print', | ||
'Promise.resolve().then(()=>Promise.reject(1))', | ||
]); | ||
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assert.deepStrictEqual(result, { | ||
code: 0, | ||
signal: null, | ||
stderr: '', | ||
stdout: 'Promise { <pending> }\n', | ||
}); | ||
}); | ||
}); |