src/libsystemd/sd-bus/test-bus-gvariant.c

   1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
   2
   3 /***
   4   This file is part of systemd.
   5
   6   Copyright 2013 Lennart Poettering
   7
   8   systemd is free software; you can redistribute it and/or modify it
   9   under the terms of the GNU Lesser General Public License as published by
  10   the Free Software Foundation; either version 2.1 of the License, or
  11   (at your option) any later version.
  12
  13   systemd is distributed in the hope that it will be useful, but
  14   WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16   Lesser General Public License for more details.
  17
  18   You should have received a copy of the GNU Lesser General Public License
  19   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  20 ***/
  21
  22 #ifdef HAVE_GLIB
  23 #include <glib.h>
  24 #endif
  25
  26 #include "util.h"
  27 #include "macro.h"
  28 #include "sd-bus.h"
  29 #include "bus-gvariant.h"
  30 #include "bus-util.h"
  31 #include "bus-internal.h"
  32 #include "bus-message.h"
  33 #include "bus-dump.h"
  34
  35 static void test_bus_gvariant_is_fixed_size(void) {
  36         assert_se(bus_gvariant_is_fixed_size("") > 0);
  37         assert_se(bus_gvariant_is_fixed_size("()") > 0);
  38         assert_se(bus_gvariant_is_fixed_size("y") > 0);
  39         assert_se(bus_gvariant_is_fixed_size("u") > 0);
  40         assert_se(bus_gvariant_is_fixed_size("b") > 0);
  41         assert_se(bus_gvariant_is_fixed_size("n") > 0);
  42         assert_se(bus_gvariant_is_fixed_size("q") > 0);
  43         assert_se(bus_gvariant_is_fixed_size("i") > 0);
  44         assert_se(bus_gvariant_is_fixed_size("t") > 0);
  45         assert_se(bus_gvariant_is_fixed_size("d") > 0);
  46         assert_se(bus_gvariant_is_fixed_size("s") == 0);
  47         assert_se(bus_gvariant_is_fixed_size("o") == 0);
  48         assert_se(bus_gvariant_is_fixed_size("g") == 0);
  49         assert_se(bus_gvariant_is_fixed_size("h") > 0);
  50         assert_se(bus_gvariant_is_fixed_size("ay") == 0);
  51         assert_se(bus_gvariant_is_fixed_size("v") == 0);
  52         assert_se(bus_gvariant_is_fixed_size("(u)") > 0);
  53         assert_se(bus_gvariant_is_fixed_size("(uuuuy)") > 0);
  54         assert_se(bus_gvariant_is_fixed_size("(uusuuy)") == 0);
  55         assert_se(bus_gvariant_is_fixed_size("a{ss}") == 0);
  56         assert_se(bus_gvariant_is_fixed_size("((u)yyy(b(iiii)))") > 0);
  57         assert_se(bus_gvariant_is_fixed_size("((u)yyy(b(iiivi)))") == 0);
  58 }
  59
  60 static void test_bus_gvariant_get_size(void) {
  61         assert_se(bus_gvariant_get_size("") == 0);
  62         assert_se(bus_gvariant_get_size("()") == 0);
  63         assert_se(bus_gvariant_get_size("y") == 1);
  64         assert_se(bus_gvariant_get_size("u") == 4);
  65         assert_se(bus_gvariant_get_size("b") == 1);
  66         assert_se(bus_gvariant_get_size("n") == 2);
  67         assert_se(bus_gvariant_get_size("q") == 2);
  68         assert_se(bus_gvariant_get_size("i") == 4);
  69         assert_se(bus_gvariant_get_size("t") == 8);
  70         assert_se(bus_gvariant_get_size("d") == 8);
  71         assert_se(bus_gvariant_get_size("s") < 0);
  72         assert_se(bus_gvariant_get_size("o") < 0);
  73         assert_se(bus_gvariant_get_size("g") < 0);
  74         assert_se(bus_gvariant_get_size("h") == 4);
  75         assert_se(bus_gvariant_get_size("ay") < 0);
  76         assert_se(bus_gvariant_get_size("v") < 0);
  77         assert_se(bus_gvariant_get_size("(u)") == 4);
  78         assert_se(bus_gvariant_get_size("(uuuuy)") == 20);
  79         assert_se(bus_gvariant_get_size("(uusuuy)") < 0);
  80         assert_se(bus_gvariant_get_size("a{ss}") < 0);
  81         assert_se(bus_gvariant_get_size("((u)yyy(b(iiii)))") == 28);
  82         assert_se(bus_gvariant_get_size("((u)yyy(b(iiivi)))") < 0);
  83         assert_se(bus_gvariant_get_size("((b)(t))") == 16);
  84         assert_se(bus_gvariant_get_size("((b)(b)(t))") == 16);
  85         assert_se(bus_gvariant_get_size("(bt)") == 16);
  86         assert_se(bus_gvariant_get_size("((t)(b))") == 16);
  87         assert_se(bus_gvariant_get_size("(tb)") == 16);
  88         assert_se(bus_gvariant_get_size("((b)(b))") == 2);
  89         assert_se(bus_gvariant_get_size("((t)(t))") == 16);
  90 }
  91
  92 static void test_bus_gvariant_get_alignment(void) {
  93         assert_se(bus_gvariant_get_alignment("") == 1);
  94         assert_se(bus_gvariant_get_alignment("()") == 1);
  95         assert_se(bus_gvariant_get_alignment("y") == 1);
  96         assert_se(bus_gvariant_get_alignment("b") == 1);
  97         assert_se(bus_gvariant_get_alignment("u") == 4);
  98         assert_se(bus_gvariant_get_alignment("s") == 1);
  99         assert_se(bus_gvariant_get_alignment("o") == 1);
 100         assert_se(bus_gvariant_get_alignment("g") == 1);
 101         assert_se(bus_gvariant_get_alignment("v") == 8);
 102         assert_se(bus_gvariant_get_alignment("h") == 4);
 103         assert_se(bus_gvariant_get_alignment("i") == 4);
 104         assert_se(bus_gvariant_get_alignment("t") == 8);
 105         assert_se(bus_gvariant_get_alignment("x") == 8);
 106         assert_se(bus_gvariant_get_alignment("q") == 2);
 107         assert_se(bus_gvariant_get_alignment("n") == 2);
 108         assert_se(bus_gvariant_get_alignment("d") == 8);
 109         assert_se(bus_gvariant_get_alignment("ay") == 1);
 110         assert_se(bus_gvariant_get_alignment("as") == 1);
 111         assert_se(bus_gvariant_get_alignment("au") == 4);
 112         assert_se(bus_gvariant_get_alignment("an") == 2);
 113         assert_se(bus_gvariant_get_alignment("ans") == 2);
 114         assert_se(bus_gvariant_get_alignment("ant") == 8);
 115         assert_se(bus_gvariant_get_alignment("(ss)") == 1);
 116         assert_se(bus_gvariant_get_alignment("(ssu)") == 4);
 117         assert_se(bus_gvariant_get_alignment("a(ssu)") == 4);
 118         assert_se(bus_gvariant_get_alignment("(u)") == 4);
 119         assert_se(bus_gvariant_get_alignment("(uuuuy)") == 4);
 120         assert_se(bus_gvariant_get_alignment("(uusuuy)") == 4);
 121         assert_se(bus_gvariant_get_alignment("a{ss}") == 1);
 122         assert_se(bus_gvariant_get_alignment("((u)yyy(b(iiii)))") == 4);
 123         assert_se(bus_gvariant_get_alignment("((u)yyy(b(iiivi)))") == 8);
 124         assert_se(bus_gvariant_get_alignment("((b)(t))") == 8);
 125         assert_se(bus_gvariant_get_alignment("((b)(b)(t))") == 8);
 126         assert_se(bus_gvariant_get_alignment("(bt)") == 8);
 127         assert_se(bus_gvariant_get_alignment("((t)(b))") == 8);
 128         assert_se(bus_gvariant_get_alignment("(tb)") == 8);
 129         assert_se(bus_gvariant_get_alignment("((b)(b))") == 1);
 130         assert_se(bus_gvariant_get_alignment("((t)(t))") == 8);
 131 }
 132
 133 static void test_marshal(void) {
 134         _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *n = NULL;
 135         _cleanup_bus_unref_ sd_bus *bus = NULL;
 136         _cleanup_free_ void *blob;
 137         size_t sz;
 138         int r;
 139
 140         r = sd_bus_open_system(&bus);
 141         if (r < 0)
 142                 exit(EXIT_TEST_SKIP);
 143
 144         bus->message_version = 2; /* dirty hack to enable gvariant */
 145
 146         assert_se(sd_bus_message_new_method_call(bus, &m, "a.service.name", "/an/object/path/which/is/really/really/long/so/that/we/hit/the/eight/bit/boundary/by/quite/some/margin/to/test/this/stuff/that/it/really/works", "an.interface.name", "AMethodName") >= 0);
 147
 148         assert_se(sd_bus_message_append(m,
 149                                         "a(usv)", 3,
 150                                         4711, "first-string-parameter", "(st)", "X", (uint64_t) 1111,
 151                                         4712, "second-string-parameter", "(a(si))", 2, "Y", 5, "Z", 6,
 152                                         4713, "third-string-parameter", "(uu)", 1, 2) >= 0);
 153
 154         assert_se(bus_message_seal(m, 4711, 0) >= 0);
 155
 156 #ifdef HAVE_GLIB
 157         {
 158                 GVariant *v;
 159                 char *t;
 160
 161 #if !defined(GLIB_VERSION_2_36)
 162                 g_type_init();
 163 #endif
 164
 165                 v = g_variant_new_from_data(G_VARIANT_TYPE("(yyyyuuua(yv))"), m->header, sizeof(struct bus_header) + BUS_MESSAGE_FIELDS_SIZE(m), false, NULL, NULL);
 166                 t = g_variant_print(v, TRUE);
 167                 printf("%s\n", t);
 168                 g_free(t);
 169                 g_variant_unref(v);
 170
 171                 v = g_variant_new_from_data(G_VARIANT_TYPE("(a(usv))"), m->body.data, BUS_MESSAGE_BODY_SIZE(m), false, NULL, NULL);
 172                 t = g_variant_print(v, TRUE);
 173                 printf("%s\n", t);
 174                 g_free(t);
 175                 g_variant_unref(v);
 176         }
 177 #endif
 178
 179         assert_se(bus_message_dump(m, NULL, BUS_MESSAGE_DUMP_WITH_HEADER) >= 0);
 180
 181         assert_se(bus_message_get_blob(m, &blob, &sz) >= 0);
 182
 183         assert_se(bus_message_from_malloc(bus, blob, sz, NULL, 0, NULL, NULL, &n) >= 0);
 184         blob = NULL;
 185
 186         assert_se(bus_message_dump(n, NULL, BUS_MESSAGE_DUMP_WITH_HEADER) >= 0);
 187
 188         m = sd_bus_message_unref(m);
 189
 190         assert_se(sd_bus_message_new_method_call(bus, &m, "a.x", "/a/x", "a.x", "Ax") >= 0);
 191
 192         assert_se(sd_bus_message_append(m, "as", 0) >= 0);
 193
 194         assert_se(bus_message_seal(m, 4712, 0) >= 0);
 195         assert_se(bus_message_dump(m, NULL, BUS_MESSAGE_DUMP_WITH_HEADER) >= 0);
 196 }
 197
 198 int main(int argc, char *argv[]) {
 199
 200         test_bus_gvariant_is_fixed_size();
 201         test_bus_gvariant_get_size();
 202         test_bus_gvariant_get_alignment();
 203         test_marshal();
 204
 205         return 0;
 206 }