Add a test of encoding and decoding LONG, INT32, UINT32, INT64 and UINT64

Also Z varieties.
Reviewed-by: NMatt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3088)

test/build.info

@@ -28,7 +28,8 @@ IF[{- !$disabled{tests} -}]
           dtlsv1listentest ct_test threadstest afalgtest d2i_test \
           ssl_test_ctx_test ssl_test x509aux cipherlist_test asynciotest \
           bioprinttest sslapitest dtlstest sslcorrupttest bio_enc_test \
-          pkey_meth_test uitest cipherbytes_test x509_time_test recordlentest
+          pkey_meth_test uitest cipherbytes_test asn1_encode_test \
+          x509_time_test recordlentest
 
   SOURCE[aborttest]=aborttest.c
   INCLUDE[aborttest]=../include
@@ -328,6 +329,10 @@ IF[{- !$disabled{tests} -}]
   INCLUDE[cipherbytes_test]=.. ../include
   DEPEND[cipherbytes_test]=../libcrypto ../libssl
 
+  SOURCE[asn1_encode_test]=asn1_encode_test.c testutil.c test_main.c
+  INCLUDE[asn1_encode_test]=../include
+  DEPEND[asn1_encode_test]=../libcrypto
+
   # Internal test programs.  These are essentially a collection of internal
   # test routines.  Some of them need to reach internal symbols that aren't
   # available through the shared library (at least on Linux, Solaris, Windows

test/recipes/04-test_asn1_encode.t

+#! /usr/bin/env perl
+# Copyright 2017 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
+
+use OpenSSL::Test::Simple;
+
+simple_test("test_asn1_encode", "asn1_encode_test");