node/test/parallel/test-diagnostics-channel-ht...

62 lines
1.9 KiB
JavaScript

'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
// This test ensures that the built-in HTTP/2 diagnostics channels are reporting
// the diagnostics messages for the 'http2.server.stream.finish' channel when
// ServerHttp2Streams#respond() sends a regular stream as well as a push stream.
const Countdown = require('../common/countdown');
const assert = require('assert');
const dc = require('diagnostics_channel');
const http2 = require('http2');
const { Duplex } = require('stream');
const serverHttp2StreamFinishCount = 2;
dc.subscribe('http2.server.stream.finish', common.mustCall(({ stream, headers, flags }) => {
// Since ServerHttp2Stream is not exported from any module, this just checks
// if the stream is an instance of Duplex and the constructor name is
// 'ServerHttp2Stream'.
assert.ok(stream instanceof Duplex);
assert.strictEqual(stream.constructor.name, 'ServerHttp2Stream');
assert.ok(headers && !Array.isArray(headers) && typeof headers === 'object');
assert.strictEqual(typeof flags, 'number');
}, serverHttp2StreamFinishCount));
const server = http2.createServer();
server.on('stream', common.mustCall((stream) => {
stream.respond();
stream.end();
stream.pushStream({}, common.mustSucceed((pushStream) => {
pushStream.respond();
pushStream.end();
}));
}));
server.listen(0, common.mustCall(() => {
const port = server.address().port;
const client = http2.connect(`http://localhost:${port}`);
const countdown = new Countdown(serverHttp2StreamFinishCount, () => {
client.close();
server.close();
});
const stream = client.request({});
stream.on('response', common.mustCall(() => {
countdown.dec();
}));
client.on('stream', common.mustCall((pushStream) => {
pushStream.on('push', common.mustCall(() => {
countdown.dec();
}));
}));
}));