1 /* GLib testing framework examples and tests
3 * Copyright (C) 2008-2010 Red Hat, Inc.
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General
16 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 * Author: David Zeuthen <davidz@redhat.com>
26 #include <dbus/dbus.h>
28 /* ---------------------------------------------------------------------------------------------------- */
31 hexdump (const guchar *str, gsize len)
33 const guchar *data = (const guchar *) str;
36 for (n = 0; n < len; n += 16)
38 g_printerr ("%04x: ", n);
40 for (m = n; m < n + 16; m++)
42 if (m > n && (m%4) == 0)
45 g_printerr ("%02x ", data[m]);
52 for (m = n; m < len && m < n + 16; m++)
53 g_printerr ("%c", g_ascii_isprint (data[m]) ? data[m] : '.');
59 /* ---------------------------------------------------------------------------------------------------- */
62 append_gv_to_dbus_iter (DBusMessageIter *iter,
66 const GVariantType *type;
68 type = g_variant_get_type (value);
69 if (g_variant_type_equal (type, G_VARIANT_TYPE_BOOLEAN))
71 dbus_bool_t v = g_variant_get_boolean (value);
72 dbus_message_iter_append_basic (iter, DBUS_TYPE_BOOLEAN, &v);
74 else if (g_variant_type_equal (type, G_VARIANT_TYPE_BYTE))
76 guint8 v = g_variant_get_byte (value);
77 dbus_message_iter_append_basic (iter, DBUS_TYPE_BYTE, &v);
79 else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT16))
81 gint16 v = g_variant_get_int16 (value);
82 dbus_message_iter_append_basic (iter, DBUS_TYPE_INT16, &v);
84 else if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT16))
86 guint16 v = g_variant_get_uint16 (value);
87 dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT16, &v);
89 else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT32))
91 gint32 v = g_variant_get_int32 (value);
92 dbus_message_iter_append_basic (iter, DBUS_TYPE_INT32, &v);
94 else if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT32))
96 guint32 v = g_variant_get_uint32 (value);
97 dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT32, &v);
99 else if (g_variant_type_equal (type, G_VARIANT_TYPE_INT64))
101 gint64 v = g_variant_get_int64 (value);
102 dbus_message_iter_append_basic (iter, DBUS_TYPE_INT64, &v);
104 else if (g_variant_type_equal (type, G_VARIANT_TYPE_UINT64))
106 guint64 v = g_variant_get_uint64 (value);
107 dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT64, &v);
109 else if (g_variant_type_equal (type, G_VARIANT_TYPE_DOUBLE))
111 gdouble v = g_variant_get_double (value);
112 dbus_message_iter_append_basic (iter, DBUS_TYPE_DOUBLE, &v);
114 else if (g_variant_type_equal (type, G_VARIANT_TYPE_STRING))
116 const gchar *v = g_variant_get_string (value, NULL);
117 dbus_message_iter_append_basic (iter, DBUS_TYPE_STRING, &v);
119 else if (g_variant_type_equal (type, G_VARIANT_TYPE_OBJECT_PATH))
121 const gchar *v = g_variant_get_string (value, NULL);
122 dbus_message_iter_append_basic (iter, DBUS_TYPE_OBJECT_PATH, &v);
124 else if (g_variant_type_equal (type, G_VARIANT_TYPE_SIGNATURE))
126 const gchar *v = g_variant_get_string (value, NULL);
127 dbus_message_iter_append_basic (iter, DBUS_TYPE_SIGNATURE, &v);
129 else if (g_variant_type_is_variant (type))
134 child = g_variant_get_child_value (value, 0);
135 dbus_message_iter_open_container (iter, DBUS_TYPE_VARIANT,
136 g_variant_get_type_string (child),
138 if (!append_gv_to_dbus_iter (&sub, child, error))
140 g_variant_unref (child);
143 dbus_message_iter_close_container (iter, &sub);
144 g_variant_unref (child);
146 else if (g_variant_type_is_array (type))
148 DBusMessageIter dbus_iter;
149 const gchar *type_string;
150 GVariantIter gv_iter;
153 type_string = g_variant_get_type_string (value);
154 type_string++; /* skip the 'a' */
156 dbus_message_iter_open_container (iter, DBUS_TYPE_ARRAY,
157 type_string, &dbus_iter);
158 g_variant_iter_init (&gv_iter, value);
160 while ((item = g_variant_iter_next_value (&gv_iter)))
162 if (!append_gv_to_dbus_iter (&dbus_iter, item, error))
168 dbus_message_iter_close_container (iter, &dbus_iter);
170 else if (g_variant_type_is_tuple (type))
172 DBusMessageIter dbus_iter;
173 GVariantIter gv_iter;
176 dbus_message_iter_open_container (iter, DBUS_TYPE_STRUCT,
178 g_variant_iter_init (&gv_iter, value);
180 while ((item = g_variant_iter_next_value (&gv_iter)))
182 if (!append_gv_to_dbus_iter (&dbus_iter, item, error))
186 dbus_message_iter_close_container (iter, &dbus_iter);
188 else if (g_variant_type_is_dict_entry (type))
190 DBusMessageIter dbus_iter;
193 dbus_message_iter_open_container (iter, DBUS_TYPE_DICT_ENTRY,
195 key = g_variant_get_child_value (value, 0);
196 if (!append_gv_to_dbus_iter (&dbus_iter, key, error))
198 g_variant_unref (key);
201 g_variant_unref (key);
203 val = g_variant_get_child_value (value, 1);
204 if (!append_gv_to_dbus_iter (&dbus_iter, val, error))
206 g_variant_unref (val);
209 g_variant_unref (val);
211 dbus_message_iter_close_container (iter, &dbus_iter);
217 G_IO_ERROR_INVALID_ARGUMENT,
218 "Error serializing GVariant with type-string '%s' to a D-Bus message",
219 g_variant_get_type_string (value));
230 append_gv_to_dbus_message (DBusMessage *message,
241 DBusMessageIter iter;
242 GVariantIter gv_iter;
245 dbus_message_iter_init_append (message, &iter);
247 g_variant_iter_init (&gv_iter, value);
249 while ((item = g_variant_iter_next_value (&gv_iter)))
251 if (!append_gv_to_dbus_iter (&iter, item, error))
253 g_prefix_error (error,
254 "Error encoding in-arg %d: ",
269 print_gv_dbus_message (GVariant *value)
271 DBusMessage *message;
276 message = dbus_message_new (DBUS_MESSAGE_TYPE_METHOD_CALL);
277 dbus_message_set_serial (message, 0x41);
278 dbus_message_set_path (message, "/foo/bar");
279 dbus_message_set_member (message, "Member");
282 if (!append_gv_to_dbus_message (message, value, &error))
284 g_printerr ("Error printing GVariant as DBusMessage: %s", error->message);
285 g_error_free (error);
289 dbus_message_marshal (message, &blob, &blob_len);
291 hexdump ((guchar *) blob, blob_len);
293 dbus_message_unref (message);
296 /* ---------------------------------------------------------------------------------------------------- */
299 dbus_1_message_append (GString *s,
301 DBusMessageIter *iter)
306 g_string_append_printf (s, "%*s", indent, "");
308 arg_type = dbus_message_iter_get_arg_type (iter);
311 case DBUS_TYPE_BOOLEAN:
314 dbus_message_iter_get_basic (iter, &value);
315 g_string_append_printf (s, "bool: %s\n", value ? "true" : "false");
322 dbus_message_iter_get_basic (iter, &value);
323 g_string_append_printf (s, "byte: 0x%02x\n", (guint) value);
327 case DBUS_TYPE_INT16:
330 dbus_message_iter_get_basic (iter, &value);
331 g_string_append_printf (s, "int16: %" G_GINT16_FORMAT "\n", value);
335 case DBUS_TYPE_UINT16:
338 dbus_message_iter_get_basic (iter, &value);
339 g_string_append_printf (s, "uint16: %" G_GUINT16_FORMAT "\n", value);
343 case DBUS_TYPE_INT32:
346 dbus_message_iter_get_basic (iter, &value);
347 g_string_append_printf (s, "int32: %" G_GINT32_FORMAT "\n", value);
351 case DBUS_TYPE_UINT32:
354 dbus_message_iter_get_basic (iter, &value);
355 g_string_append_printf (s, "uint32: %" G_GUINT32_FORMAT "\n", value);
359 case DBUS_TYPE_INT64:
362 dbus_message_iter_get_basic (iter, &value);
363 g_string_append_printf (s, "int64: %" G_GINT64_FORMAT "\n", value);
367 case DBUS_TYPE_UINT64:
370 dbus_message_iter_get_basic (iter, &value);
371 g_string_append_printf (s, "uint64: %" G_GUINT64_FORMAT "\n", value);
375 case DBUS_TYPE_DOUBLE:
378 dbus_message_iter_get_basic (iter, &value);
379 g_string_append_printf (s, "double: %f\n", value);
383 case DBUS_TYPE_STRING:
386 dbus_message_iter_get_basic (iter, &value);
387 g_string_append_printf (s, "string: '%s'\n", value);
391 case DBUS_TYPE_OBJECT_PATH:
394 dbus_message_iter_get_basic (iter, &value);
395 g_string_append_printf (s, "object_path: '%s'\n", value);
399 case DBUS_TYPE_SIGNATURE:
402 dbus_message_iter_get_basic (iter, &value);
403 g_string_append_printf (s, "signature: '%s'\n", value);
407 #ifdef DBUS_TYPE_UNIX_FD
408 case DBUS_TYPE_UNIX_FD:
410 /* unfortunately there's currently no way to get just the
411 * protocol value, since dbus_message_iter_get_basic() wants
412 * to be 'helpful' and dup the fd for the user...
414 g_string_append (s, "unix-fd: (not extracted)\n");
419 case DBUS_TYPE_VARIANT:
420 g_string_append_printf (s, "variant:\n");
421 dbus_message_iter_recurse (iter, &sub);
422 while (dbus_message_iter_get_arg_type (&sub))
424 dbus_1_message_append (s, indent + 2, &sub);
425 dbus_message_iter_next (&sub);
429 case DBUS_TYPE_ARRAY:
430 g_string_append_printf (s, "array:\n");
431 dbus_message_iter_recurse (iter, &sub);
432 while (dbus_message_iter_get_arg_type (&sub))
434 dbus_1_message_append (s, indent + 2, &sub);
435 dbus_message_iter_next (&sub);
439 case DBUS_TYPE_STRUCT:
440 g_string_append_printf (s, "struct:\n");
441 dbus_message_iter_recurse (iter, &sub);
442 while (dbus_message_iter_get_arg_type (&sub))
444 dbus_1_message_append (s, indent + 2, &sub);
445 dbus_message_iter_next (&sub);
449 case DBUS_TYPE_DICT_ENTRY:
450 g_string_append_printf (s, "dict_entry:\n");
451 dbus_message_iter_recurse (iter, &sub);
452 while (dbus_message_iter_get_arg_type (&sub))
454 dbus_1_message_append (s, indent + 2, &sub);
455 dbus_message_iter_next (&sub);
460 g_printerr ("Error serializing D-Bus message to GVariant. Unsupported arg type '%c' (%d)",
463 g_assert_not_reached ();
469 dbus_1_message_print (DBusMessage *message)
473 DBusMessageIter iter;
475 s = g_string_new (NULL);
477 dbus_message_iter_init (message, &iter);
478 while (dbus_message_iter_get_arg_type (&iter) != DBUS_TYPE_INVALID)
480 g_string_append_printf (s, "value %d: ", n);
481 dbus_1_message_append (s, 2, &iter);
482 dbus_message_iter_next (&iter);
486 return g_string_free (s, FALSE);
489 /* ---------------------------------------------------------------------------------------------------- */
492 get_body_signature (GVariant *value)
504 s = g_variant_get_type_string (value);
508 ret = g_strndup (s + 1, len - 2);
515 check_serialization (GVariant *value,
516 const gchar *expected_dbus_1_output)
520 DBusMessage *dbus_1_message;
521 GDBusMessage *message;
522 GDBusMessage *recovered_message;
524 DBusError dbus_error;
529 message = g_dbus_message_new ();
530 g_dbus_message_set_body (message, value);
531 g_dbus_message_set_message_type (message, G_DBUS_MESSAGE_TYPE_METHOD_CALL);
532 g_dbus_message_set_serial (message, 0x41);
533 s = get_body_signature (value);
534 g_dbus_message_set_header (message, G_DBUS_MESSAGE_HEADER_FIELD_PATH, g_variant_new_object_path ("/foo/bar"));
535 g_dbus_message_set_header (message, G_DBUS_MESSAGE_HEADER_FIELD_MEMBER, g_variant_new_string ("Member"));
536 g_dbus_message_set_header (message, G_DBUS_MESSAGE_HEADER_FIELD_SIGNATURE, g_variant_new_signature (s));
539 /* First check that the serialization to the D-Bus wire format is correct - do this for both byte orders */
540 for (n = 0; n < 2; n++)
542 GDBusMessageByteOrder byte_order;
546 byte_order = G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN;
549 byte_order = G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN;
552 g_assert_not_reached ();
555 g_dbus_message_set_byte_order (message, byte_order);
558 blob = g_dbus_message_to_blob (message,
560 G_DBUS_CAPABILITY_FLAGS_NONE,
562 g_assert_no_error (error);
563 g_assert (blob != NULL);
567 case G_DBUS_MESSAGE_BYTE_ORDER_BIG_ENDIAN:
568 g_assert_cmpint (blob[0], ==, 'B');
570 case G_DBUS_MESSAGE_BYTE_ORDER_LITTLE_ENDIAN:
571 g_assert_cmpint (blob[0], ==, 'l');
575 dbus_error_init (&dbus_error);
576 dbus_1_message = dbus_message_demarshal ((char *) blob, blob_size, &dbus_error);
577 if (dbus_error_is_set (&dbus_error))
579 g_printerr ("Error calling dbus_message_demarshal() on this blob: %s: %s\n",
582 hexdump (blob, blob_size);
583 dbus_error_free (&dbus_error);
585 s = g_variant_print (value, TRUE);
586 g_printerr ("\nThe blob was generated from the following GVariant value:\n%s\n\n", s);
589 g_printerr ("If the blob was encoded using DBusMessageIter, the payload would have been:\n");
590 print_gv_dbus_message (value);
592 g_assert_not_reached ();
595 s = dbus_1_message_print (dbus_1_message);
596 dbus_message_unref (dbus_1_message);
598 g_assert_cmpstr (s, ==, expected_dbus_1_output);
601 /* Then serialize back and check that the body is identical */
604 recovered_message = g_dbus_message_new_from_blob (blob,
606 G_DBUS_CAPABILITY_FLAGS_NONE,
608 g_assert_no_error (error);
609 g_assert (recovered_message != NULL);
613 g_assert (g_dbus_message_get_body (recovered_message) == NULL);
617 g_assert (g_dbus_message_get_body (recovered_message) != NULL);
618 if (!g_variant_equal (g_dbus_message_get_body (recovered_message), value))
620 s = g_variant_print (g_dbus_message_get_body (recovered_message), TRUE);
621 s1 = g_variant_print (value, TRUE);
622 g_printerr ("Recovered value:\n%s\ndoes not match given value\n%s\n",
627 g_assert_not_reached ();
630 g_object_unref (recovered_message);
633 g_object_unref (message);
637 message_serialize_basic (void)
639 check_serialization (NULL, "");
641 check_serialization (g_variant_new ("(sogybnqiuxtd)",
651 -G_GINT64_CONSTANT(2)<<34,
652 G_GUINT64_CONSTANT(0xffffffffffffffff),
654 "value 0: string: 'this is a string'\n"
655 "value 1: object_path: '/this/is/a/path'\n"
656 "value 2: signature: 'sad'\n"
657 "value 3: byte: 0x2a\n"
658 "value 4: bool: true\n"
659 "value 5: int16: -42\n"
660 "value 6: uint16: 60000\n"
661 "value 7: int32: -44\n"
662 "value 8: uint32: 100000\n"
663 "value 9: int64: -34359738368\n"
664 "value 10: uint64: 18446744073709551615\n"
665 "value 11: double: 42.500000\n");
668 /* ---------------------------------------------------------------------------------------------------- */
671 message_serialize_complex (void)
678 value = g_variant_parse (G_VARIANT_TYPE ("(aia{ss})"),
679 "([1, 2, 3], {'one': 'white', 'two': 'black'})",
681 g_assert_no_error (error);
682 g_assert (value != NULL);
683 check_serialization (value,
694 " string: 'black'\n");
696 value = g_variant_parse (G_VARIANT_TYPE ("(sa{sv}as)"),
697 "('01234567890123456', {}, ['Something'])",
699 g_assert_no_error (error);
700 g_assert (value != NULL);
701 check_serialization (value,
702 "value 0: string: '01234567890123456'\n"
705 " string: 'Something'\n");
707 /* https://bugzilla.gnome.org/show_bug.cgi?id=621838 */
708 check_serialization (g_variant_new_parsed ("(@aay [], {'cwd': <'/home/davidz/Hacking/glib/gio/tests'>})"),
714 " string: '/home/davidz/Hacking/glib/gio/tests'\n");
716 #ifdef DBUS_TYPE_UNIX_FD
717 value = g_variant_parse (G_VARIANT_TYPE ("(hah)"),
720 g_assert_no_error (error);
721 g_assert (value != NULL);
722 /* about (not extracted), see comment in DBUS_TYPE_UNIX_FD case in
723 * dbus_1_message_append() above.
725 check_serialization (value,
726 "value 0: unix-fd: (not extracted)\n"
728 " unix-fd: (not extracted)\n"
729 " unix-fd: (not extracted)\n");
734 /* ---------------------------------------------------------------------------------------------------- */
743 gsize slen = strlen (before) + 1;
745 g_assert_cmpuint (strlen (before), ==, strlen (after));
746 g_assert_cmpuint (len, >=, slen);
748 for (i = 0; i < (len - slen + 1); i++)
750 if (memcmp (blob + i, before, slen) == 0)
751 memcpy (blob + i, after, slen);
756 message_serialize_invalid (void)
760 /* Other things we could check (note that GDBus _does_ check for all
761 * these things - we just don't have test-suit coverage for it)
763 * - array exceeding 64 MiB (2^26 bytes) - unfortunately libdbus-1 checks
766 * process 19620: arguments to dbus_message_iter_append_fixed_array() were incorrect,
767 * assertion "n_elements <= DBUS_MAXIMUM_ARRAY_LENGTH / _dbus_type_get_alignment (element_type)"
768 * failed in file dbus-message.c line 2344.
769 * This is normally a bug in some application using the D-Bus library.
770 * D-Bus not built with -rdynamic so unable to print a backtrace
771 * Aborted (core dumped)
773 * - message exceeding 128 MiB (2^27 bytes)
775 * - endianness, message type, flags, protocol version
778 for (n = 0; n < 3; n++)
780 GDBusMessage *message;
782 DBusMessage *dbus_message;
785 /* these are in pairs with matching length */
786 const gchar *valid_utf8_str = "this is valid...";
787 const gchar *invalid_utf8_str = "this is invalid\xff";
788 const gchar *valid_signature = "a{sv}a{sv}a{sv}aiai";
789 const gchar *invalid_signature = "not valid signature";
790 const gchar *valid_object_path = "/this/is/a/valid/dbus/object/path";
791 const gchar *invalid_object_path = "/this/is/not a valid object path!";
793 dbus_message = dbus_message_new (DBUS_MESSAGE_TYPE_METHOD_CALL);
794 dbus_message_set_serial (dbus_message, 0x41);
795 dbus_message_set_path (dbus_message, "/foo/bar");
796 dbus_message_set_member (dbus_message, "Member");
801 dbus_message_append_args (dbus_message,
802 DBUS_TYPE_STRING, &valid_utf8_str,
807 /* invalid object path */
808 dbus_message_append_args (dbus_message,
809 DBUS_TYPE_OBJECT_PATH, &valid_object_path,
814 /* invalid signature */
815 dbus_message_append_args (dbus_message,
816 DBUS_TYPE_SIGNATURE, &valid_signature,
821 g_assert_not_reached ();
824 dbus_message_marshal (dbus_message, &blob, &blob_len);
825 /* hack up the message to be invalid by replacing each valid string
826 * with its invalid counterpart */
827 replace (blob, blob_len, valid_utf8_str, invalid_utf8_str);
828 replace (blob, blob_len, valid_object_path, invalid_object_path);
829 replace (blob, blob_len, valid_signature, invalid_signature);
832 message = g_dbus_message_new_from_blob ((guchar *) blob,
834 G_DBUS_CAPABILITY_FLAGS_NONE,
836 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
837 g_error_free (error);
838 g_assert (message == NULL);
845 /* ---------------------------------------------------------------------------------------------------- */
848 message_serialize_header_checks (void)
850 GDBusMessage *message;
857 * check we can't serialize messages with INVALID type
859 message = g_dbus_message_new ();
861 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
862 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
863 g_assert_cmpstr (error->message, ==, "Cannot serialize message: type is INVALID");
864 g_error_free (error);
865 g_assert (blob == NULL);
866 g_object_unref (message);
869 * check we can't serialize signal messages with INTERFACE, PATH or MEMBER unset / set to reserved value
871 message = g_dbus_message_new_signal ("/the/path", "The.Interface", "TheMember");
873 /* interface NULL => error */
874 g_dbus_message_set_interface (message, NULL);
876 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
877 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
878 g_assert_cmpstr (error->message, ==, "Cannot serialize message: SIGNAL message: PATH, INTERFACE or MEMBER header field is missing");
879 g_error_free (error);
880 g_assert (blob == NULL);
881 /* interface reserved value => error */
882 g_dbus_message_set_interface (message, "org.freedesktop.DBus.Local");
884 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
885 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
886 g_assert_cmpstr (error->message, ==, "Cannot serialize message: SIGNAL message: The INTERFACE header field is using the reserved value org.freedesktop.DBus.Local");
887 g_error_free (error);
888 g_assert (blob == NULL);
889 /* reset interface */
890 g_dbus_message_set_interface (message, "The.Interface");
892 /* path NULL => error */
893 g_dbus_message_set_path (message, NULL);
895 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
896 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
897 g_assert_cmpstr (error->message, ==, "Cannot serialize message: SIGNAL message: PATH, INTERFACE or MEMBER header field is missing");
898 g_error_free (error);
899 g_assert (blob == NULL);
900 /* path reserved value => error */
901 g_dbus_message_set_path (message, "/org/freedesktop/DBus/Local");
903 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
904 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
905 g_assert_cmpstr (error->message, ==, "Cannot serialize message: SIGNAL message: The PATH header field is using the reserved value /org/freedesktop/DBus/Local");
906 g_error_free (error);
907 g_assert (blob == NULL);
909 g_dbus_message_set_path (message, "/the/path");
911 /* member NULL => error */
912 g_dbus_message_set_member (message, NULL);
914 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
915 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
916 g_assert_cmpstr (error->message, ==, "Cannot serialize message: SIGNAL message: PATH, INTERFACE or MEMBER header field is missing");
917 g_error_free (error);
918 g_assert (blob == NULL);
920 g_dbus_message_set_member (message, "TheMember");
923 g_object_unref (message);
926 * check that we can't serialize method call messages with PATH or MEMBER unset
928 message = g_dbus_message_new_method_call (NULL, "/the/path", NULL, "TheMember");
930 /* path NULL => error */
931 g_dbus_message_set_path (message, NULL);
933 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
934 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
935 g_assert_cmpstr (error->message, ==, "Cannot serialize message: METHOD_CALL message: PATH or MEMBER header field is missing");
936 g_error_free (error);
937 g_assert (blob == NULL);
939 g_dbus_message_set_path (message, "/the/path");
941 /* member NULL => error */
942 g_dbus_message_set_member (message, NULL);
944 blob = g_dbus_message_to_blob (message, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
945 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
946 g_assert_cmpstr (error->message, ==, "Cannot serialize message: METHOD_CALL message: PATH or MEMBER header field is missing");
947 g_error_free (error);
948 g_assert (blob == NULL);
950 g_dbus_message_set_member (message, "TheMember");
953 g_object_unref (message);
956 * check that we can't serialize method reply messages with REPLY_SERIAL unset
958 message = g_dbus_message_new_method_call (NULL, "/the/path", NULL, "TheMember");
959 g_dbus_message_set_serial (message, 42);
961 reply = g_dbus_message_new_method_reply (message);
962 g_assert_cmpint (g_dbus_message_get_reply_serial (reply), ==, 42);
963 g_dbus_message_set_header (reply, G_DBUS_MESSAGE_HEADER_FIELD_REPLY_SERIAL, NULL);
965 blob = g_dbus_message_to_blob (reply, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
966 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
967 g_assert_cmpstr (error->message, ==, "Cannot serialize message: METHOD_RETURN message: REPLY_SERIAL header field is missing");
968 g_error_free (error);
969 g_assert (blob == NULL);
970 g_object_unref (reply);
971 /* method error - first nuke ERROR_NAME, then REPLY_SERIAL */
972 reply = g_dbus_message_new_method_error (message, "Some.Error.Name", "the message");
973 g_assert_cmpint (g_dbus_message_get_reply_serial (reply), ==, 42);
974 /* nuke ERROR_NAME */
975 g_dbus_message_set_error_name (reply, NULL);
977 blob = g_dbus_message_to_blob (reply, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
978 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
979 g_assert_cmpstr (error->message, ==, "Cannot serialize message: ERROR message: REPLY_SERIAL or ERROR_NAME header field is missing");
980 g_error_free (error);
981 g_assert (blob == NULL);
982 /* reset ERROR_NAME */
983 g_dbus_message_set_error_name (reply, "Some.Error.Name");
984 /* nuke REPLY_SERIAL */
985 g_dbus_message_set_header (reply, G_DBUS_MESSAGE_HEADER_FIELD_REPLY_SERIAL, NULL);
987 blob = g_dbus_message_to_blob (reply, &blob_size, G_DBUS_CAPABILITY_FLAGS_NONE, &error);
988 g_assert_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT);
989 g_assert_cmpstr (error->message, ==, "Cannot serialize message: ERROR message: REPLY_SERIAL or ERROR_NAME header field is missing");
990 g_error_free (error);
991 g_assert (blob == NULL);
992 g_object_unref (reply);
993 g_object_unref (message);
996 /* ---------------------------------------------------------------------------------------------------- */
999 message_parse_empty_arrays_of_arrays (void)
1002 GError *error = NULL;
1004 g_test_bug ("673612");
1005 /* These three-element array of empty arrays were previously read back as a
1006 * two-element array of empty arrays, due to sometimes erroneously skipping
1007 * four bytes to align for the eight-byte-aligned grandchild types (x and
1010 body = g_variant_parse (G_VARIANT_TYPE ("(aaax)"),
1011 "([@aax [], [], []],)", NULL, NULL, &error);
1012 g_assert_no_error (error);
1013 check_serialization (body,
1019 body = g_variant_parse (G_VARIANT_TYPE ("(aaa{uu})"),
1020 "([@aa{uu} [], [], []],)", NULL, NULL, &error);
1021 g_assert_no_error (error);
1022 check_serialization (body,
1028 /* Due to the same bug, g_dbus_message_new_from_blob() would fail for this
1029 * message because it would try to read past the end of the string. Hence,
1030 * sending this to an application would make it fall off the bus. */
1031 body = g_variant_parse (G_VARIANT_TYPE ("(a(aa{sv}as))"),
1034 " ([], [])],)", NULL, NULL, &error);
1035 g_assert_no_error (error);
1036 check_serialization (body,
1049 /* ---------------------------------------------------------------------------------------------------- */
1055 setlocale (LC_ALL, "C");
1057 g_test_init (&argc, &argv, NULL);
1058 g_test_bug_base ("https://bugzilla.gnome.org/show_bug.cgi?id=");
1060 g_test_add_func ("/gdbus/message-serialize-basic", message_serialize_basic);
1061 g_test_add_func ("/gdbus/message-serialize-complex", message_serialize_complex);
1062 g_test_add_func ("/gdbus/message-serialize-invalid", message_serialize_invalid);
1063 g_test_add_func ("/gdbus/message-serialize-header-checks", message_serialize_header_checks);
1065 g_test_add_func ("/gdbus/message-parse-empty-arrays-of-arrays",
1066 message_parse_empty_arrays_of_arrays);
1068 return g_test_run();