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test: deflake test-http-destroyed-socket-write2 #36120

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merged 1 commit into from Nov 18, 2020
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test: deflake test-http-destroyed-socket-write2 #36120

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21 changes: 11 additions & 10 deletions test/parallel/test-http-destroyed-socket-write2.js
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Expand Up @@ -21,16 +21,20 @@

'use strict';
const common = require('../common');
const assert = require('assert');

// Verify that ECONNRESET is raised when writing to a http request
// where the server has ended the socket.

const assert = require('assert');
const http = require('http');

const kResponseDestroyed = Symbol('kResponseDestroyed');

const server = http.createServer(function(req, res) {
setImmediate(function() {
req.on('data', common.mustCall(function() {
res.destroy();
});
server.emit(kResponseDestroyed);
}));
});

server.listen(0, function() {
Expand All @@ -40,11 +44,9 @@ server.listen(0, function() {
method: 'POST'
});

function write() {
req.write('hello', function() {
setImmediate(write);
});
}
server.once(kResponseDestroyed, common.mustCall(function() {
req.write('hello');
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Is there a need for .mustCall here?

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Yes, otherwise there is no guarantee that the listener of the 'request' event added on line 33 is called.

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Anyway we can use common.mustCall() there (line 33) if it is easier to grok.

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I think I misunderstood. Do you mean adding a callback to this req.write()? If so, I think it is not needed. It's out of the scope of the test.

}));

req.on('error', common.mustCall(function(er) {
assert.strictEqual(req.res, null);
Expand Down Expand Up @@ -73,6 +75,5 @@ server.listen(0, function() {
}));

req.on('response', common.mustNotCall());

write();
req.write('hello', common.mustSucceed());
});