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test-http2-compat-write-early-hints.js
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test-http2-compat-write-early-hints.js
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'use strict';
const common = require('../common');
if (!common.hasCrypto) common.skip('missing crypto');
const assert = require('node:assert');
const http2 = require('node:http2');
const debug = require('node:util').debuglog('test');
const testResBody = 'response content';
{
// Happy flow - string argument
const server = http2.createServer();
server.on('request', common.mustCall((req, res) => {
debug('Server sending early hints...');
res.writeEarlyHints({
link: '</styles.css>; rel=preload; as=style'
});
debug('Server sending full response...');
res.end(testResBody);
}));
server.listen(0);
server.on('listening', common.mustCall(() => {
const client = http2.connect(`http://localhost:${server.address().port}`);
const req = client.request();
debug('Client sending request...');
req.on('headers', common.mustCall((headers) => {
assert.notStrictEqual(headers, undefined);
assert.strictEqual(headers[':status'], 103);
assert.strictEqual(headers.link, '</styles.css>; rel=preload; as=style');
}));
req.on('response', common.mustCall((headers) => {
assert.strictEqual(headers[':status'], 200);
}));
let data = '';
req.on('data', common.mustCallAtLeast((d) => data += d));
req.on('end', common.mustCall(() => {
debug('Got full response.');
assert.strictEqual(data, testResBody);
client.close();
server.close();
}));
}));
}
{
// Happy flow - array argument
const server = http2.createServer();
server.on('request', common.mustCall((req, res) => {
debug('Server sending early hints...');
res.writeEarlyHints({
link: [
'</styles.css>; rel=preload; as=style',
'</scripts.js>; rel=preload; as=script',
]
});
debug('Server sending full response...');
res.end(testResBody);
}));
server.listen(0);
server.on('listening', common.mustCall(() => {
const client = http2.connect(`http://localhost:${server.address().port}`);
const req = client.request();
debug('Client sending request...');
req.on('headers', common.mustCall((headers) => {
assert.notStrictEqual(headers, undefined);
assert.strictEqual(headers[':status'], 103);
assert.strictEqual(
headers.link,
'</styles.css>; rel=preload; as=style, </scripts.js>; rel=preload; as=script'
);
}));
req.on('response', common.mustCall((headers) => {
assert.strictEqual(headers[':status'], 200);
}));
let data = '';
req.on('data', common.mustCallAtLeast((d) => data += d));
req.on('end', common.mustCall(() => {
debug('Got full response.');
assert.strictEqual(data, testResBody);
client.close();
server.close();
}));
}));
}
{
// Happy flow - empty array
const server = http2.createServer();
server.on('request', common.mustCall((req, res) => {
debug('Server sending early hints...');
res.writeEarlyHints({
link: []
});
debug('Server sending full response...');
res.end(testResBody);
}));
server.listen(0);
server.on('listening', common.mustCall(() => {
const client = http2.connect(`http://localhost:${server.address().port}`);
const req = client.request();
debug('Client sending request...');
req.on('headers', common.mustCall((headers) => {
assert.strictEqual(headers[':status'], 103);
}));
req.on('response', common.mustCall((headers) => {
assert.strictEqual(headers[':status'], 200);
}));
let data = '';
req.on('data', common.mustCallAtLeast((d) => data += d));
req.on('end', common.mustCall(() => {
debug('Got full response.');
assert.strictEqual(data, testResBody);
client.close();
server.close();
}));
}));
}