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nodejs/test/parallel/test-http2-compat-serverrequest-trailers.js
James M Snell 237aa7e9ae http2: refactor how trailers are done
Rather than an option, introduce a method and an event...

```js
server.on('stream', (stream) => {
  stream.respond(undefined, { waitForTrailers: true });
  stream.on('wantTrailers', () => {
    stream.sendTrailers({ abc: 'xyz'});
  });
  stream.end('hello world');
});
```

This is a breaking change in the API such that the prior
`options.getTrailers` is no longer supported at all.
Ordinarily this would be semver-major and require a
deprecation but the http2 stuff is still experimental.

PR-URL: https://github.com/nodejs/node/pull/19959
Reviewed-By: Yuta Hiroto <hello@hiroppy.me>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
2018-04-16 09:53:32 -07:00

74 lines
1.9 KiB
JavaScript

'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const h2 = require('http2');
// Http2ServerRequest should have getter for trailers & rawTrailers
const expectedTrailers = {
'x-foo': 'xOxOxOx, OxOxOxO, xOxOxOx, OxOxOxO',
'x-foo-test': 'test, test'
};
const server = h2.createServer();
server.listen(0, common.mustCall(function() {
const port = server.address().port;
server.once('request', common.mustCall(function(request, response) {
let data = '';
request.setEncoding('utf8');
request.on('data', common.mustCallAtLeast((chunk) => data += chunk));
request.on('end', common.mustCall(() => {
const trailers = request.trailers;
for (const [name, value] of Object.entries(expectedTrailers)) {
assert.strictEqual(trailers[name], value);
}
assert.deepStrictEqual([
'x-foo',
'xOxOxOx',
'x-foo',
'OxOxOxO',
'x-foo',
'xOxOxOx',
'x-foo',
'OxOxOxO',
'x-foo-test',
'test, test'
], request.rawTrailers);
assert.strictEqual(data, 'test\ntest');
response.end();
}));
}));
const url = `http://localhost:${port}`;
const client = h2.connect(url, common.mustCall(function() {
const headers = {
':path': '/foobar',
':method': 'POST',
':scheme': 'http',
':authority': `localhost:${port}`
};
const request = client.request(headers, { waitForTrailers: true });
request.on('wantTrailers', () => {
request.sendTrailers({
'x-fOo': 'xOxOxOx',
'x-foO': 'OxOxOxO',
'X-fOo': 'xOxOxOx',
'X-foO': 'OxOxOxO',
'x-foo-test': 'test, test'
});
});
request.resume();
request.on('end', common.mustCall(function() {
server.close();
client.close();
}));
request.write('test\n');
request.end('test');
}));
}));