From 7586bc7e5006fd7df55199283de4766b2775f60f Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>

Date: Sun, 18 Jun 2017 15:53:15 -0400

Subject: [PATCH] test-resolved-packet: add a simple test for our allocation

 functions

(cherry picked from commit 751ca3f1de316ca79b60001334dbdf54077e1d01)

---

 .gitignore                         |  1 +

 Makefile.am                        | 14 ++++++++++++

 src/resolve/test-resolved-packet.c | 45 ++++++++++++++++++++++++++++++++++++++

 3 files changed, 60 insertions(+)

 create mode 100644 src/resolve/test-resolved-packet.c

diff --git a/.gitignore b/.gitignore

index 01cb6e7db7..25b976a0e3 100644

--- a/.gitignore

+++ b/.gitignore

@@ -269,6 +269,7 @@

 /test-replace-var

 /test-resolve

 /test-resolve-tables

+/test-resolved-packet

 /test-ring

 /test-rlimit-util

 /test-sched-prio

diff --git a/Makefile.am b/Makefile.am

index a767a5aa0d..e97a66e0fa 100644

--- a/Makefile.am

+++ b/Makefile.am

@@ -5663,6 +5663,7 @@ dist_zshcompletion_data += \

 tests += \

 	test-dns-packet \

 	test-resolve-tables \

+	test-resolved-packet \

 	test-dnssec

 manual_tests += \

@@ -5684,6 +5685,19 @@ test_resolve_tables_LDADD = \

 	$(GCRYPT_LIBS) \

 	-lm

+test_resolved_packet_SOURCES = \

+	src/resolve/test-resolved-packet.c \

+	$(basic_dns_sources)

+

+test_resolved_packet_CFLAGS = \

+	$(AM_CFLAGS) \

+	$(GCRYPT_CFLAGS)

+

+test_resolved_packet_LDADD = \

+	libsystemd-shared.la \

+	$(GCRYPT_LIBS) \

+	-lm

+

 test_dns_packet_SOURCES = \

 	src/resolve/test-dns-packet.c \

 	$(basic_dns_sources)

diff --git a/src/resolve/test-resolved-packet.c b/src/resolve/test-resolved-packet.c

new file mode 100644

index 0000000000..8b7da1408d

--- /dev/null

+++ b/src/resolve/test-resolved-packet.c

@@ -0,0 +1,45 @@

+/***

+  This file is part of systemd

+

+  Copyright 2017 Zbigniew Jędrzejewski-Szmek

+

+  systemd is free software; you can redistribute it and/or modify it

+  under the terms of the GNU Lesser General Public License as published by

+  the Free Software Foundation; either version 2.1 of the License, or

+  (at your option) any later version.

+

+  systemd is distributed in the hope that it will be useful, but

+  WITHOUT ANY WARRANTY; without even the implied warranty of

+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

+  Lesser General Public License for more details.

+

+  You should have received a copy of the GNU Lesser General Public License

+  along with systemd; If not, see <http://www.gnu.org/licenses/>.

+***/

+

+#include "log.h"

+#include "resolved-dns-packet.h"

+

+static void test_dns_packet_new(void) {

+        size_t i;

+

+        for (i = 0; i < DNS_PACKET_SIZE_MAX + 2; i++) {

+                _cleanup_(dns_packet_unrefp) DnsPacket *p = NULL;

+

+                assert_se(dns_packet_new(&p, DNS_PROTOCOL_DNS, i) == 0);

+

+                log_debug("dns_packet_new: %zu → %zu", i, p->allocated);

+                assert_se(p->allocated >= MIN(DNS_PACKET_SIZE_MAX, i));

+        }

+}

+

+int main(int argc, char **argv) {

+

+        log_set_max_level(LOG_DEBUG);

+        log_parse_environment();

+        log_open();

+

+        test_dns_packet_new();

+

+        return 0;

+}

-- 

2.13.0