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/*
* @file test_yangdata.c
* @author: Radek Krejci <rkrejci@cesnet.cz>
* @brief unit tests for yang-data extensions support
*
* Copyright (c) 2019-2021 CESNET, z.s.p.o.
*
* This source code is licensed under BSD 3-Clause License (the "License").
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://opensource.org/licenses/BSD-3-Clause
*/
#define _UTEST_MAIN_
#include "utests.h"
#include "libyang.h"
static int
setup(void **state)
{
UTEST_SETUP;
assert_int_equal(LY_SUCCESS, ly_ctx_set_searchdir(UTEST_LYCTX, TESTS_DIR_MODULES_YANG));
assert_non_null(ly_ctx_load_module(UTEST_LYCTX, "ietf-restconf", "2017-01-26", NULL));
return 0;
}
static void
test_schema(void **state)
{
struct lys_module *mod;
struct lysc_ext_instance *e;
char *printed = NULL;
const char *data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"feature x;"
"rc:yang-data template { container x { list l { leaf x { type string;}} leaf y {if-feature x; type string; config false;}}}}";
const char *info = "module a {\n"
" namespace \"urn:tests:extensions:yangdata:a\";\n"
" prefix self;\n\n"
" ietf-restconf:yang-data \"template\" {\n"
" container x {\n"
" status current;\n"
" list l {\n" /* no key */
" min-elements 0;\n"
" max-elements 4294967295;\n"
" ordered-by user;\n"
" status current;\n"
" leaf x {\n"
" type string;\n"
" status current;\n"
" }\n"
" }\n"
" leaf y {\n" /* config and if-feature are ignored */
" type string;\n"
" status current;\n"
" }\n"
" }\n"
" }\n"
"}\n";
/* valid data */
assert_int_equal(LY_SUCCESS, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, &mod));
assert_non_null(e = mod->compiled->exts);
assert_int_equal(LY_ARRAY_COUNT(mod->compiled->exts), 1);
assert_int_equal(LY_SUCCESS, lys_print_mem(&printed, mod, LYS_OUT_YANG_COMPILED, 0));
assert_string_equal(printed, info);
free(printed);
data = "module c {yang-version 1.1; namespace urn:tests:extensions:yangdata:c; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"grouping g { choice ch { container a {presence a; config false;} container b {presence b; config true;}}}"
"rc:yang-data template { uses g;}}";
info = "module c {\n"
" namespace \"urn:tests:extensions:yangdata:c\";\n"
" prefix self;\n\n"
" ietf-restconf:yang-data \"template\" {\n"
" choice ch {\n"
" status current;\n"
" case a {\n"
" status current;\n"
" container a {\n"
" presence \"true\";\n"
" status current;\n"
" }\n"
" }\n"
" case b {\n"
" status current;\n"
" container b {\n"
" presence \"true\";\n"
" status current;\n"
" }\n"
" }\n"
" }\n"
" }\n"
"}\n";
assert_int_equal(LY_SUCCESS, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, &mod));
assert_non_null(e = mod->compiled->exts);
assert_int_equal(LY_ARRAY_COUNT(mod->compiled->exts), 1);
assert_int_equal(LY_SUCCESS, lys_print_mem(&printed, mod, LYS_OUT_YANG_COMPILED, 0));
assert_string_equal(printed, info);
free(printed);
/* ignored - valid with warning */
data = "module b {yang-version 1.1; namespace urn:tests:extensions:yangdata:b; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"container b { rc:yang-data template { container x { leaf x {type string;}}}}}";
info = "module b {\n"
" namespace \"urn:tests:extensions:yangdata:b\";\n"
" prefix self;\n\n"
" container b {\n"
" config true;\n"
" status current;\n"
" }\n"
"}\n";
assert_int_equal(LY_SUCCESS, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, &mod));
assert_null(mod->compiled->exts);
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is ignored since it appears as a non top-level statement in \"container\" statement.",
"/b:b/{extension='rc:yang-data'}/template", 0);
assert_int_equal(LY_SUCCESS, lys_print_mem(&printed, mod, LYS_OUT_YANG_COMPILED, 0));
assert_string_equal(printed, info);
free(printed);
/* sama data nodes name, but not conflicting */
data = "module d {yang-version 1.1; namespace urn:tests:extensions:yangdata:d; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"leaf d { type string;}"
"rc:yang-data template1 { container d {presence d;}}"
"rc:yang-data template2 { container d {presence d;}}}";
info = "module d {\n"
" namespace \"urn:tests:extensions:yangdata:d\";\n"
" prefix self;\n\n"
" ietf-restconf:yang-data \"template1\" {\n"
" container d {\n"
" presence \"true\";\n"
" status current;\n"
" }\n"
" }\n"
" ietf-restconf:yang-data \"template2\" {\n"
" container d {\n"
" presence \"true\";\n"
" status current;\n"
" }\n"
" }\n\n"
" leaf d {\n"
" type string;\n"
" config true;\n"
" status current;\n"
" }\n"
"}\n";
assert_int_equal(LY_SUCCESS, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, &mod));
assert_non_null(e = mod->compiled->exts);
assert_int_equal(LY_ARRAY_COUNT(mod->compiled->exts), 2);
assert_int_equal(LY_SUCCESS, lys_print_mem(&printed, mod, LYS_OUT_YANG_COMPILED, 0));
assert_string_equal(printed, info);
free(printed);
}
static void
test_schema_invalid(void **state)
{
const char *data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { leaf x {type string;}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Invalid keyword \"leaf\" as a child of \"rc:yang-data template\" extension instance.",
"/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { choice x { leaf x {type string;}}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated with leaf top level data node (inside a choice), "
"but only a single container data node is allowed.", "/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { choice x { case x { container z {presence ppp;} leaf x {type string;}}}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated with multiple top level data nodes (inside a single choice's case), "
"but only a single container data node is allowed.", "/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { container x { leaf x {type string;}} container y { leaf y {type string;}}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated with multiple top level data nodes, "
"but only a single container data node is allowed.", "/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template;}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated without any top level data node, "
"but exactly one container data node is expected.", "/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data { container x { leaf x {type string;}}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Parsing module \"a\" failed.", NULL, 0);
CHECK_LOG_CTX("Extension instance \"rc:yang-data\" missing argument element \"name\".", NULL, 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { container x { leaf x {type string;}}}"
"rc:yang-data template { container y { leaf y {type string;}}}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated multiple times.", "/a:{extension='rc:yang-data'}/template", 0);
data = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"grouping t { leaf-list x {type string;}}"
"rc:yang-data template { uses t;}}";
assert_int_equal(LY_EVALID, lys_parse_mem(UTEST_LYCTX, data, LYS_IN_YANG, NULL));
CHECK_LOG_CTX("Ext plugin \"ly2 yang-data\": "
"Extension rc:yang-data is instantiated with leaf-list top level data node, "
"but only a single container data node is allowed.", "/a:{extension='rc:yang-data'}/template", 0);
}
static void
test_parse(void **state)
{
struct lys_module *mod;
struct lysc_ext_instance *e;
struct lyd_node *tree = NULL;
const char *schema = "module a {yang-version 1.1; namespace urn:tests:extensions:yangdata:a; prefix self;"
"import ietf-restconf {revision-date 2017-01-26; prefix rc;}"
"rc:yang-data template { container x { leaf x { type string;}}}}";
const char *xml = "<x xmlns=\"urn:tests:extensions:yangdata:a\"><x>test</x></x>";
const char *json = "{\"a:x\":{\"x\":\"test\"}}";
assert_int_equal(LY_SUCCESS, lys_parse_mem(UTEST_LYCTX, schema, LYS_IN_YANG, &mod));
assert_non_null(e = mod->compiled->exts);
assert_int_equal(LY_SUCCESS, ly_in_new_memory(xml, &UTEST_IN));
assert_int_equal(LY_SUCCESS, lyd_parse_ext_data(e, NULL, UTEST_IN, LYD_XML, 0, LYD_VALIDATE_PRESENT, &tree));
CHECK_LYD_STRING_PARAM(tree, xml, LYD_XML, LYD_PRINT_SHRINK | LYD_PRINT_SIBLINGS);
lyd_free_all(tree);
ly_in_memory(UTEST_IN, json);
assert_int_equal(LY_SUCCESS, lyd_parse_ext_data(e, NULL, UTEST_IN, LYD_JSON, 0, LYD_VALIDATE_PRESENT, &tree));
CHECK_LYD_STRING_PARAM(tree, json, LYD_JSON, LYD_PRINT_SHRINK | LYD_PRINT_SIBLINGS);
lyd_free_all(tree);
}
int
main(void)
{
const struct CMUnitTest tests[] = {
UTEST(test_schema, setup),
UTEST(test_schema_invalid, setup),
UTEST(test_parse, setup),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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