add tests

Author: devnexen

ext/sockets/sockets.stub.php

@@ -2116,6 +2116,15 @@
  * @cvalue EAI_ADDRFAMILY
  */
 const EAI_ADDRFAMILY = UNKNOWN;
+#else
+#ifdef EAI_FAMILY
+/**
+ * @var int
+ * @cvalue EAI_FAMILY
+ */
+const EAI_ADDRFAMILY = UNKNOWN;
+#else
+#endif
 #endif
 #ifdef EAI_SYSTEM
 /**

ext/sockets/sockets_arginfo.h

@@ -0,0 +1,15 @@
+--TEST--
+GH-20562 - socket_addrinfo_lookup() returns error codes on resolution failures.
+--EXTENSIONS--
+sockets
+--FILE--
+<?php
+var_dump(socket_addrinfo_lookup(".whynot") == EAI_NONAME);
+var_dump(in_array(socket_addrinfo_lookup("2001:db8::1", null, ['ai_family' => AF_INET]), [EAI_FAMILY, EAI_ADDRFAMILY]));
+var_dump(in_array(socket_addrinfo_lookup("example.com", "http", ['ai_socktype' => SOCK_RAW, 'ai_flags' => 2147483647]), [EAI_SOCKTYPE, EAI_SERVICE, EAI_BADFLAGS]));
+?>
+--EXPECT--
+bool(true)
+bool(true)
+bool(true)
+