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/*
* This file is part of libmodulemd
* Copyright (C) 2025 Red Hat, Inc.
*
* Fedora-License-Identifier: MIT
* SPDX-2.0-License-Identifier: MIT
* SPDX-3.0-License-Identifier: MIT
*
* This program is free software.
* For more information on the license, see COPYING.
* For more information on free software, see <https://www.gnu.org/philosophy/free-sw.en.html>.
*/
#include <glib.h>
#include <glib/gprintf.h>
#include <locale.h>
#include <stdlib.h>
#include "private/modulemd-util.h"
/*
* modulemd_variant_deep_copy() triggered a GLib critical warning
* from glib >= 2.84.1 when parsing a /data/xmd modulemd-stream-v2 element
* with {} value (an empty flow mapping). This test exhibits that code path
* and relies on G_DEBUG=fatal-criticals environment variable to crash the
* test.
* <https://github.com/fedora-modularity/libmodulemd/issues/623>.
*/
static void
test_empty_a_sv (void)
{
g_autoptr (GVariantDict) dictionary =
NULL; /* g_variant_dict_end() does not free */
g_autoptr (GVariant) input = NULL;
g_autoptr (GVariant) output = NULL;
/* Build a GVariant with an empty dictionary, results to an "a{sv}" of
* zero size. */
dictionary = g_variant_dict_new (NULL);
input = g_variant_dict_end (dictionary);
/* Exhibit the library. */
output = modulemd_variant_deep_copy (input);
g_assert_true (output != NULL);
/* Compare the content. */
g_assert_true (g_variant_get_type (output) == g_variant_get_type (input));
g_assert_true (g_variant_get_size (output) == g_variant_get_size (input));
}
int
main (int argc, char *argv[])
{
setlocale (LC_ALL, "");
g_test_init (&argc, &argv, NULL);
g_test_set_nonfatal_assertions ();
if (!g_setenv ("G_DEBUG", "fatal-criticals", TRUE))
{
g_fprintf (stderr, "Failed to set G_DEBUG environment variable.\n");
exit (EXIT_FAILURE);
}
g_test_add_func ("/modulemd/util/variant_deep_copy/empty_a{sv}",
test_empty_a_sv);
return g_test_run ();
}
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