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test_runner: use v8.serialize instead of TAP
PR-URL: #47867 Fixes: #44656 Fixes: #47955 Fixes: #47481 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,39 @@ | ||
'use strict'; | ||
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const { DefaultSerializer } = require('v8'); | ||
const { Buffer } = require('buffer'); | ||
const { serializeError } = require('internal/error_serdes'); | ||
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module.exports = async function* v8Reporter(source) { | ||
const serializer = new DefaultSerializer(); | ||
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for await (const item of source) { | ||
const originalError = item.data.details?.error; | ||
if (originalError) { | ||
// Error is overriden with a serialized version, so that it can be | ||
// deserialized in the parent process. | ||
// Error is restored after serialization. | ||
item.data.details.error = serializeError(originalError); | ||
} | ||
// Add 4 bytes, to later populate with message length | ||
serializer.writeRawBytes(Buffer.allocUnsafe(4)); | ||
serializer.writeHeader(); | ||
serializer.writeValue(item); | ||
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if (originalError) { | ||
item.data.details.error = originalError; | ||
} | ||
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const serializedMessage = serializer.releaseBuffer(); | ||
const serializedMessageLength = serializedMessage.length - 4; | ||
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serializedMessage.set([ | ||
serializedMessageLength >> 24 & 0xFF, | ||
serializedMessageLength >> 16 & 0xFF, | ||
serializedMessageLength >> 8 & 0xFF, | ||
serializedMessageLength & 0xFF, | ||
], 0); | ||
yield serializedMessage; | ||
} | ||
}; |
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