nodejs/test/parallel/test-http2-priority-cycle-.js

70 lines
1.6 KiB
JavaScript

'use strict';
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const assert = require('assert');
const http2 = require('http2');
const Countdown = require('../common/countdown');
const server = http2.createServer();
const largeBuffer = Buffer.alloc(1e4);
// Verify that a dependency cycle may exist, but that it doesn't crash anything
server.on('stream', common.mustCall((stream) => {
stream.respond();
setImmediate(() => {
stream.end(largeBuffer);
});
}, 3));
server.on('session', common.mustCall((session) => {
session.on('priority', (id, parent, weight, exclusive) => {
assert.strictEqual(weight, 16);
assert.strictEqual(exclusive, false);
switch (id) {
case 1:
assert.strictEqual(parent, 5);
break;
case 3:
assert.strictEqual(parent, 1);
break;
case 5:
assert.strictEqual(parent, 3);
break;
default:
assert.fail('should not happen');
}
});
}));
server.listen(0, common.mustCall(() => {
const client = http2.connect(`http://localhost:${server.address().port}`);
const countdown = new Countdown(3, () => {
client.close();
server.close();
});
{
const req = client.request();
req.priority({ parent: 5 });
req.resume();
req.on('close', () => countdown.dec());
}
{
const req = client.request();
req.priority({ parent: 1 });
req.resume();
req.on('close', () => countdown.dec());
}
{
const req = client.request();
req.priority({ parent: 3 });
req.resume();
req.on('close', () => countdown.dec());
}
}));