NetworkManager/shared/nm-glib-aux/tests/test-json-aux.c

// SPDX-License-Identifier: LGPL-2.1+

#define NM_TEST_UTILS_NO_LIBNM 1

#include "nm-default.h"

#include <jansson.h>

#include "nm-glib-aux/nm-json-aux.h"

#include "nm-utils/nm-test-utils.h"

/*****************************************************************************/

static void
test_jansson (void)
{
	const NMJsonVt *vt;
	nm_auto_decref_json nm_json_t *js1 = NULL;
	nm_auto_decref_json nm_json_t *js2 = NULL;

#define _ASSERT_FIELD(type1, type2, field) \
	G_STMT_START { \
		G_STATIC_ASSERT_EXPR (sizeof (((type1 *) NULL)->field) == sizeof (((type2 *) NULL)->field)); \
		G_STATIC_ASSERT_EXPR (G_STRUCT_OFFSET (type1, field) == G_STRUCT_OFFSET (type2, field)); \
	} G_STMT_END

	G_STATIC_ASSERT_EXPR (NM_JSON_REJECT_DUPLICATES == JSON_REJECT_DUPLICATES);

	G_STATIC_ASSERT_EXPR (sizeof (nm_json_type) == sizeof (json_type));

	G_STATIC_ASSERT_EXPR ((int) NM_JSON_OBJECT == JSON_OBJECT);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_ARRAY == JSON_ARRAY);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_STRING == JSON_STRING);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_INTEGER == JSON_INTEGER);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_REAL == JSON_REAL);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_TRUE == JSON_TRUE);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_FALSE == JSON_FALSE);
	G_STATIC_ASSERT_EXPR ((int) NM_JSON_NULL == JSON_NULL);

	G_STATIC_ASSERT_EXPR (sizeof (nm_json_int_t) == sizeof (json_int_t));

	G_STATIC_ASSERT_EXPR (sizeof (nm_json_t) == sizeof (json_t));
	_ASSERT_FIELD (nm_json_t, json_t, refcount);
	_ASSERT_FIELD (nm_json_t, json_t, type);

	G_STATIC_ASSERT_EXPR (NM_JSON_ERROR_TEXT_LENGTH == JSON_ERROR_TEXT_LENGTH);
	G_STATIC_ASSERT_EXPR (NM_JSON_ERROR_SOURCE_LENGTH == JSON_ERROR_SOURCE_LENGTH);

	G_STATIC_ASSERT_EXPR (sizeof (nm_json_error_t) == sizeof (json_error_t));
	_ASSERT_FIELD (nm_json_error_t, json_error_t, line);
	_ASSERT_FIELD (nm_json_error_t, json_error_t, column);
	_ASSERT_FIELD (nm_json_error_t, json_error_t, position);
	_ASSERT_FIELD (nm_json_error_t, json_error_t, source);
	_ASSERT_FIELD (nm_json_error_t, json_error_t, text);

	vt = nm_json_vt ();

	g_assert (vt);
	g_assert (vt->loaded);

	js1 = vt->nm_json_loads ("{ \"a\": 5 }", 0, NULL);
	g_assert (js1);
	nm_json_decref (vt, g_steal_pointer (&js1));

	js2 = vt->nm_json_loads ("{ \"a\": 6 }", 0, NULL);
	g_assert (js2);

#define CHECK_FCN(vt, fcn, nm_type, js_type) \
	G_STMT_START { \
		const NMJsonVt *const _vt = (vt); \
		_nm_unused nm_type = (_vt->nm_##fcn); \
		_nm_unused js_type = (fcn); \
		\
		g_assert (_vt->nm_##fcn); \
		g_assert (_f_nm); \
		g_assert (_f_js); \
		g_assert (_f_nm == _vt->nm_##fcn); \
	} G_STMT_END

	CHECK_FCN (vt, json_array,
		nm_json_t *(*_f_nm) (void),
		   json_t *(*_f_js) (void));
	CHECK_FCN (vt, json_array_append_new,
		int (*_f_nm) (nm_json_t *, nm_json_t *),
		int (*_f_js) (   json_t *,    json_t *));
	CHECK_FCN (vt, json_array_get,
		nm_json_t *(*_f_nm) (const nm_json_t *, gsize ),
		   json_t *(*_f_js) (const    json_t *, size_t));
	CHECK_FCN (vt, json_array_size,
		gsize  (*_f_nm) (const nm_json_t *),
		size_t (*_f_js) (const    json_t *));
	CHECK_FCN (vt, json_delete,
		void (*_f_nm) (nm_json_t *),
		void (*_f_js) (   json_t *));
	CHECK_FCN (vt, json_dumps,
		char *(*_f_nm) (const nm_json_t *, gsize ),
		char *(*_f_js) (const    json_t *, size_t));
	CHECK_FCN (vt, json_false,
		nm_json_t *(*_f_nm) (void),
		   json_t *(*_f_js) (void));
	CHECK_FCN (vt, json_integer,
		nm_json_t *(*_f_nm) (nm_json_int_t),
		   json_t *(*_f_js) (   json_int_t));
	CHECK_FCN (vt, json_integer_value,
		nm_json_int_t (*_f_nm) (const nm_json_t *),
		   json_int_t (*_f_js) (const    json_t *));
	CHECK_FCN (vt, json_loads,
		nm_json_t *(*_f_nm) (const char *, gsize , nm_json_error_t *),
		   json_t *(*_f_js) (const char *, size_t,    json_error_t *));
	CHECK_FCN (vt, json_object,
		nm_json_t *(*_f_nm) (void),
		   json_t *(*_f_js) (void));
	CHECK_FCN (vt, json_object_del,
		int (*_f_nm) (nm_json_t *, const char *),
		int (*_f_js) (   json_t *, const char *));
	CHECK_FCN (vt, json_object_get,
		nm_json_t *(*_f_nm) (const nm_json_t *, const char *),
		   json_t *(*_f_js) (const    json_t *, const char *));
	CHECK_FCN (vt, json_object_iter,
		void *(*_f_nm) (nm_json_t *),
		void *(*_f_js) (   json_t *));
	CHECK_FCN (vt, json_object_iter_key,
		const char *(*_f_nm) (void *),
		const char *(*_f_js) (void *));
	CHECK_FCN (vt, json_object_iter_next,
		void *(*_f_nm) (nm_json_t *, void *),
		void *(*_f_js) (   json_t *, void *));
	CHECK_FCN (vt, json_object_iter_value,
		nm_json_t *(*_f_nm) (void *),
		   json_t *(*_f_js) (void *));
	CHECK_FCN (vt, json_object_key_to_iter,
		void *(*_f_nm) (const char *),
		void *(*_f_js) (const char *));
	CHECK_FCN (vt, json_object_set_new,
		int (*_f_nm) (nm_json_t *, const char *, nm_json_t *),
		int (*_f_js) (   json_t *, const char *,    json_t *));
	CHECK_FCN (vt, json_object_size,
		gsize  (*_f_nm) (const nm_json_t *),
		size_t (*_f_js) (const    json_t *));
	CHECK_FCN (vt, json_string,
		nm_json_t *(*_f_nm) (const char *),
		   json_t *(*_f_js) (const char *));
	CHECK_FCN (vt, json_string_value,
		const char *(*_f_nm) (const nm_json_t *),
		const char *(*_f_js) (const    json_t *));
	CHECK_FCN (vt, json_true,
		nm_json_t *(*_f_nm) (void),
		   json_t *(*_f_js) (void));
}

/*****************************************************************************/

NMTST_DEFINE ();

int main (int argc, char **argv)
{
	nmtst_init (&argc, &argv, TRUE);

	g_test_add_func ("/general/test_jansson", test_jansson);

	return g_test_run ();
}