test: cover a raw socket close in http2 session timeout

The existing test only covers a graceful close, where the client sends
GOAWAY. Destroy the client's TCP socket instead, so the server closes the
session through socketOnClose() -> closeSession() directly and no 'goaway'
event fires.

Signed-off-by: huang <13165998033@163.com>

Author: Huang-404-Q

test/parallel/test-http2-session-timeout-cleared-on-close-raw-socket.js

@@ -0,0 +1,38 @@
+'use strict';
+
+const common = require('../common');
+if (!common.hasCrypto)
+  common.skip('missing crypto');
+const assert = require('assert');
+const http2 = require('http2');
+const net = require('net');
+
+// Same as test-http2-session-timeout-cleared-on-close.js, but the client's
+// TCP socket is destroyed without sending GOAWAY.
+const server = http2.createServer();
+server.setTimeout(30_000, common.mustNotCall());
+
+server.on('session', common.mustCall((session) => {
+  session.on('goaway', common.mustNotCall());
+  session.on('close', common.mustCall(() => {
+    assert.strictEqual(session.timeout, 0);
+    server.close();
+  }));
+}));
+
+server.on('stream', common.mustCall((stream) => {
+  stream.respond({ ':status': 200 });
+  stream.end('ok');
+}));
+
+server.listen(0, common.mustCall(() => {
+  let socket;
+  const client = http2.connect(`http://localhost:${server.address().port}`, {
+    createConnection: (url) => (socket = net.connect(url.port, url.hostname)),
+  });
+  client.on('error', () => {});
+  const req = client.request();
+  req.on('error', () => {});
+  req.resume();
+  req.on('end', common.mustCall(() => socket.destroy()));
+}));