Commit b637fbe781 for openssl.org

commit b637fbe781ab40afca700a44fa78b8748f5892dd
Author: Matt Caswell <matt@openssl.org>
Date:   Fri Apr 11 14:21:48 2025 +0100

    Add a test for calling SSL_accept() on a listener

    We expect this scenario to fail

    Reviewed-by: Saša Nedvědický <sashan@openssl.org>
    Reviewed-by: Tomas Mraz <tomas@openssl.org>
    (Merged from https://github.com/openssl/openssl/pull/27351)

diff --git a/test/quicapitest.c b/test/quicapitest.c
index 25b7d242cf..a8d803501c 100644
--- a/test/quicapitest.c
+++ b/test/quicapitest.c
@@ -2770,6 +2770,12 @@ static int test_ssl_accept_connection(void)
     if (!create_quic_ssl_objects(sctx, cctx, &qlistener, &clientssl))
         goto err;

+    /* Calling SSL_accept() on a listener is expected to fail */
+    ret = SSL_accept(qlistener);
+    if (!TEST_int_le(ret, 0)
+        || !TEST_int_eq(SSL_get_error(qlistener, ret), SSL_ERROR_SSL))
+        goto err;
+
     /* Send ClientHello and server retry */
     for (i = 0; i < 2; i++) {
         ret = SSL_connect(clientssl);