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/**
* @file leafref.c
* @author Adam Piecek <piecek@cesnet.cz>
* @brief test for built-in enumeration type
*
* Copyright (c) 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
*/
/* INCLUDE UTEST HEADER */
#define _UTEST_MAIN_
#include "../utests.h"
/* LOCAL INCLUDE HEADERS */
#include "libyang.h"
#define MODULE_CREATE_YANG(MOD_NAME, NODES) \
"module " MOD_NAME " {\n" \
" yang-version 1.1;\n" \
" namespace \"urn:tests:" MOD_NAME "\";\n" \
" prefix pref;\n" \
NODES \
"}\n"
#define TEST_SUCCESS_XML2(XML1, MOD_NAME, NAMESPACES, NODE_NAME, DATA, TYPE, ...) \
{ \
struct lyd_node *tree; \
const char *data = XML1 "<" NODE_NAME " xmlns=\"urn:tests:" MOD_NAME "\" " NAMESPACES ">" DATA "</" NODE_NAME ">"; \
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree); \
CHECK_LYD_NODE_TERM((struct lyd_node_term *)tree, 0, 0, 1, 0, 1, TYPE, __VA_ARGS__); \
lyd_free_all(tree); \
}
#define TEST_ERROR_XML2(XML1, MOD_NAME, NAMESPACES, NODE_NAME, DATA, RET) \
{\
struct lyd_node *tree; \
const char *data = XML1 "<" NODE_NAME " xmlns=\"urn:tests:" MOD_NAME "\" " NAMESPACES ">" DATA "</" NODE_NAME ">"; \
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, RET, tree); \
assert_null(tree); \
}
#define TEST_SUCCESS_LYB(MOD_NAME, NODE_NAME1, DATA1, NODE_NAME2, DATA2) \
{ \
struct lyd_node *tree_1; \
struct lyd_node *tree_2; \
char *xml_out, *data; \
data = "<" NODE_NAME1 " xmlns=\"urn:tests:" MOD_NAME "\"><name>" DATA1 "</name></" NODE_NAME1 ">" \
"<" NODE_NAME2 " xmlns=\"urn:tests:" MOD_NAME "\">" DATA2 "</" NODE_NAME2 ">"; \
CHECK_PARSE_LYD_PARAM(data, LYD_XML, LYD_PARSE_ONLY | LYD_PARSE_STRICT, 0, LY_SUCCESS, tree_1); \
assert_int_equal(lyd_print_mem(&xml_out, tree_1, LYD_LYB, LYD_PRINT_SIBLINGS), 0); \
assert_int_equal(LY_SUCCESS, lyd_parse_data_mem(UTEST_LYCTX, xml_out, LYD_LYB, LYD_PARSE_ONLY | LYD_PARSE_STRICT, 0, &tree_2)); \
assert_non_null(tree_2); \
CHECK_LYD(tree_1, tree_2); \
free(xml_out); \
lyd_free_all(tree_1); \
lyd_free_all(tree_2); \
}
static void
test_data_xml(void **state)
{
const char *schema, *schema2, *schema3, *data;
struct lyd_node *tree;
/* xml test */
schema = MODULE_CREATE_YANG("defs", "leaf lref {type leafref {path /leaflisttarget; require-instance true;}}"
"leaf lref2 {type leafref {path \"../list[id = current()/../str-norestr]/targets\"; require-instance true;}}"
"leaf str-norestr {type string;}"
"list list {key id; leaf id {type string;} leaf value {type string;} leaf-list targets {type string;}}"
"container cont {leaf leaftarget {type empty;}"
" list listtarget {key id; max-elements 5;leaf id {type uint8;} leaf value {type string;}}"
" leaf-list leaflisttarget {type uint8; max-elements 5;}}"
"leaf-list leaflisttarget {type string;}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, NULL);
schema2 = MODULE_CREATE_YANG("leafrefs", "import defs {prefix t;}"
"container c { container x {leaf x {type string;}} list l {"
" key \"id value\"; leaf id {type string;} leaf value {type string;}"
" leaf lr1 {type leafref {path \"../../../t:str-norestr\"; require-instance true;}}"
" leaf lr2 {type leafref {path \"../../l[id=current()/../../../t:str-norestr]\" +"
" \"[value=current()/../../../t:str-norestr]/value\"; require-instance true;}}"
" leaf lr3 {type leafref {path \"/t:list[t:id=current ( )/../../x/x]/t:targets\";}}"
"}}");
UTEST_ADD_MODULE(schema2, LYS_IN_YANG, NULL, NULL);
TEST_SUCCESS_XML2("<leaflisttarget xmlns=\"urn:tests:defs\">x</leaflisttarget>"
"<leaflisttarget xmlns=\"urn:tests:defs\">y</leaflisttarget>",
"defs", "xmlns:a=\"urn:tests:defs\"", "a:lref", "y", STRING, "y");
TEST_SUCCESS_XML2("<list xmlns=\"urn:tests:defs\"><id>x</id><targets>a</targets><targets>b</targets></list>"
"<list xmlns=\"urn:tests:defs\"><id>y</id><targets>x</targets><targets>y</targets></list>"
"<str-norestr xmlns=\"urn:tests:defs\">y</str-norestr>",
"defs", "xmlns:a=\"urn:tests:defs\"", "a:lref2", "y", STRING, "y");
data = "<str-norestr xmlns=\"urn:tests:defs\">y</str-norestr>"
"<c xmlns=\"urn:tests:leafrefs\"><l><id>x</id><value>x</value><lr1>y</lr1></l></c>";
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
CHECK_LYD_NODE_TERM((struct lyd_node_term *)lyd_child(lyd_child(tree->next->next)->next)->next->next,
0, 0, 0, 1, 1, STRING, "y");
lyd_free_all(tree);
data = "<list xmlns=\"urn:tests:defs\"><id>x</id><targets>a</targets><targets>b</targets></list>"
"<list xmlns=\"urn:tests:defs\"><id>y</id><targets>c</targets><targets>d</targets></list>"
"<c xmlns=\"urn:tests:leafrefs\"><x><x>y</x></x>"
"<l><id>x</id><value>x</value><lr3>c</lr3></l></c>";
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
CHECK_LYD_NODE_TERM((struct lyd_node_term *)lyd_child(lyd_child(tree->next->next->next)->next)->next->next,
0, 0, 0, 1, 1, STRING, "c");
lyd_free_all(tree);
schema3 = MODULE_CREATE_YANG("simple", "leaf l1 {type leafref {path \"../target\";}}"
"leaf target {type string;}");
UTEST_ADD_MODULE(schema3, LYS_IN_YANG, NULL, NULL);
data = "<l1 xmlns=\"urn:tests:simple\">"*"'</l1>"
"<target xmlns=\"urn:tests:simple\">"*"'</target>";
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
data = "<l1 xmlns=\"urn:tests:simple\">"*'"</l1>"
"<target xmlns=\"urn:tests:simple\">"*'"</target>";
CHECK_PARSE_LYD_PARAM(data, LYD_XML, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
/* invalid value */
TEST_ERROR_XML2("<leaflisttarget xmlns=\"urn:tests:defs\">x</leaflisttarget>",
"defs", "", "lref", "y", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"y\" - no target instance \"/leaflisttarget\" with the same value.",
"/defs:lref", 0, "instance-required");
TEST_ERROR_XML2("<list xmlns=\"urn:tests:defs\"><id>x</id><targets>a</targets><targets>b</targets></list>"
"<list xmlns=\"urn:tests:defs\"><id>y</id><targets>x</targets><targets>y</targets></list>"
"<str-norestr xmlns=\"urn:tests:defs\">y</str-norestr>",
"defs", "", "lref2", "b", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"b\" - "
"no target instance \"../list[id = current()/../str-norestr]/targets\" with the same value.",
"/defs:lref2", 0, "instance-required");
TEST_ERROR_XML2("<list xmlns=\"urn:tests:defs\"><id>x</id><targets>a</targets><targets>b</targets></list>"
"<list xmlns=\"urn:tests:defs\"><id>y</id><targets>x</targets><targets>y</targets></list>",
"defs", "", "lref2", "b", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"b\" - "
"no target instance \"../list[id = current()/../str-norestr]/targets\" with the same value.",
"/defs:lref2", 0, "instance-required");
TEST_ERROR_XML2("<str-norestr xmlns=\"urn:tests:defs\">y</str-norestr>",
"defs", "", "lref2", "b", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"b\" - "
"no target instance \"../list[id = current()/../str-norestr]/targets\" with the same value.",
"/defs:lref2", 0, "instance-required");
TEST_ERROR_XML2("<str-norestr xmlns=\"urn:tests:defs\">y</str-norestr>",
"leafrefs", "", "c", "<l><id>x</id><value>x</value><lr1>a</lr1></l>", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"a\" - no target instance \"../../../t:str-norestr\" with the same value.",
"/leafrefs:c/l[id='x'][value='x']/lr1", 0, "instance-required");
TEST_ERROR_XML2("<str-norestr xmlns=\"urn:tests:defs\">z</str-norestr>",
"leafrefs", "", "c", "<l><id>y</id><value>y</value></l><l><id>x</id><value>x</value><lr2>z</lr2></l>", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"z\" - no target instance \"../../l[id=current()/../../../t:str-norestr]"
"[value=current()/../../../t:str-norestr]/value\" with the same value.",
"/leafrefs:c/l[id='x'][value='x']/lr2", 0, "instance-required");
TEST_ERROR_XML2("",
"defs", "", "lref", "%n", LY_EVALID);
CHECK_LOG_CTX_APPTAG("Invalid leafref value \"%n\" - no target instance \"/leaflisttarget\" with the same value.",
"/defs:lref", 0, "instance-required");
}
static void
test_data_json(void **state)
{
const char *schema, *data;
struct lyd_node *tree;
/* json test */
schema = MODULE_CREATE_YANG("simple", "leaf l1 {type leafref {path \"../target\";}}"
"leaf target {type string;}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, NULL);
data = "{"
" \"simple:l1\":\"\\\"*\\\"'\","
" \"simple:target\":\"\\\"*\\\"'\""
"}";
CHECK_PARSE_LYD_PARAM(data, LYD_JSON, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
data = "{"
" \"simple:l1\":\"\\\"*'\\\"\","
" \"simple:target\":\"\\\"*'\\\"\""
"}";
CHECK_PARSE_LYD_PARAM(data, LYD_JSON, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
}
static void
test_plugin_lyb(void **state)
{
const char *schema;
schema = MODULE_CREATE_YANG("lyb",
"list lst {key \"name\"; leaf name {type string;}}"
"leaf lref {type leafref {path \"../lst/name\";}}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, NULL);
TEST_SUCCESS_LYB("lyb", "lst", "key_str", "lref", "key_str");
}
static void
test_plugin_sort(void **state)
{
const char *v1, *v2;
const char *schema;
struct lys_module *mod;
struct lyd_value val1 = {0}, val2 = {0};
struct lyplg_type *type = lysc_get_type_plugin(lyplg_type_plugin_find(NULL, "", NULL, ly_data_type2str[LY_TYPE_LEAFREF]));
struct lysc_type *lysc_type;
struct ly_err_item *err = NULL;
schema = MODULE_CREATE_YANG("simple",
"leaf l1 {"
" type leafref {"
" require-instance false;"
" path \"../target\";"
" }"
"}"
"leaf target {"
" type string;"
"}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, &mod);
lysc_type = ((struct lysc_node_leaf *)mod->compiled->data)->type;
v1 = "str1";
assert_int_equal(LY_SUCCESS, type->store(UTEST_LYCTX, lysc_type, v1, strlen(v1) * 8,
0, LY_VALUE_JSON, NULL, LYD_VALHINT_STRING, NULL, NULL, &val1, NULL, &err));
v2 = "str2";
assert_int_equal(LY_SUCCESS, type->store(UTEST_LYCTX, lysc_type, v2, strlen(v2) * 8,
0, LY_VALUE_JSON, NULL, LYD_VALHINT_STRING, NULL, NULL, &val2, NULL, &err));
assert_true(0 > type->sort(UTEST_LYCTX, &val1, &val2));
assert_int_equal(0, type->sort(UTEST_LYCTX, &val1, &val1));
assert_true(0 < type->sort(UTEST_LYCTX, &val2, &val1));
type->free(UTEST_LYCTX, &val1);
type->free(UTEST_LYCTX, &val2);
}
static void
test_data_xpath_json(void **state)
{
const char *schema, *data;
struct lyd_node *tree;
ly_ctx_set_options(UTEST_LYCTX, LY_CTX_LEAFREF_EXTENDED);
/* json xpath test */
schema = MODULE_CREATE_YANG("xp_test",
"list l1 {key t1;"
"leaf t1 {type uint8;}"
"list l2 {key t2;"
"leaf t2 {type uint8;}"
"leaf-list l3 {type uint8;}"
"}}"
"leaf r1 {type leafref {path \"../l1/t1\";}}"
"leaf r2 {type leafref {path \"deref(../r1)/../l2/t2\";}}"
"leaf r3 {type leafref {path \"deref(../r2)/../l3\";}}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, NULL);
data = "{"
" \"xp_test:l1\":[{\"t1\": 1,\"l2\":[{\"t2\": 2,\"l3\":[3]}]}],"
" \"xp_test:r1\": 1,"
" \"xp_test:r2\": 2,"
" \"xp_test:r3\": 3"
"}";
CHECK_PARSE_LYD_PARAM(data, LYD_JSON, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
}
static void
test_data_xpath_deref_union(void **state)
{
const char *schema, *data;
struct lyd_node *tree;
ly_ctx_set_options(UTEST_LYCTX, LY_CTX_LEAFREF_EXTENDED);
/* json xpath test */
schema = MODULE_CREATE_YANG("xp_test",
"list l1 {key k; leaf k {type string;} leaf v {type string;}}"
"list l2 {key k; leaf k {type uint8;} leaf v {type string;}}"
"leaf ref1 {type union {type leafref {path \"../l1/k\";} type leafref {path \"../l2/k\";}}}"
"leaf ref2 {type leafref {path \"deref(../ref1)/../v\";}}"
"leaf ref3 {type union {type leafref {path \"../l1/k\";} type leafref {path \"../l2/k\";}}}"
"leaf ref4 {type leafref {path \"deref(../ref3)/../v\";}}"
"leaf ref5 {type union {type leafref {path \"../l1/k\";} type string;}}"
"leaf ref6 {type leafref {path \"deref(../ref5)/../v\";}}");
UTEST_ADD_MODULE(schema, LYS_IN_YANG, NULL, NULL);
data = "{"
" \"xp_test:l1\": [{\"k\": \"key1\", \"v\": \"value1\"}, {\"k\": \"key2\", \"v\": \"value2\"}],"
" \"xp_test:l2\": [{\"k\": 1, \"v\": \"value3\" }, {\"k\": 2, \"v\": \"value4\"}],"
" \"xp_test:ref1\": \"key2\","
" \"xp_test:ref2\": \"value2\","
" \"xp_test:ref3\": 2,"
" \"xp_test:ref4\": \"value4\","
" \"xp_test:ref5\": \"key2\","
" \"xp_test:ref6\": \"value2\""
"}";
CHECK_PARSE_LYD_PARAM(data, LYD_JSON, 0, LYD_VALIDATE_PRESENT, LY_SUCCESS, tree);
lyd_free_all(tree);
}
static void
test_xpath_invalid_schema(void **state)
{
const char *schema1, *schema2, *schema3;
ly_ctx_set_options(UTEST_LYCTX, LY_CTX_LEAFREF_EXTENDED);
schema1 = MODULE_CREATE_YANG("xp_test",
"list l1 {key t1;"
"leaf t1 {type uint8;}"
"list l2 {key t2;"
"leaf t2 {type uint8;}"
"leaf-list l3 {type uint8;}"
"}}"
"leaf r1 {type leafref {path \"deref(../l1)/../l2/t2\";}}");
UTEST_INVALID_MODULE(schema1, LYS_IN_YANG, NULL, LY_EVALID)
CHECK_LOG_CTX("Deref function target node \"l1\" is not leaf nor leaflist.", "/xp_test:r1", 0);
schema2 = MODULE_CREATE_YANG("xp_test",
"list l1 {key t1;"
"leaf t1 {type uint8;}"
"list l2 {key t2;"
"leaf t2 {type uint8;}"
"leaf-list l3 {type uint8;}"
"}}"
"leaf r1 {type uint8;}"
"leaf r2 {type leafref {path \"deref(../r1)/../l2/t2\";}}");
UTEST_INVALID_MODULE(schema2, LYS_IN_YANG, NULL, LY_EVALID)
CHECK_LOG_CTX("Deref function target node \"r1\" is not leafref.", "/xp_test:r2", 0);
schema3 = MODULE_CREATE_YANG("xp_test",
"leaf v1 {type string;}"
"leaf r1 {type leafref {path \"deref(../r1)/../v1\";}}");
UTEST_INVALID_MODULE(schema3, LYS_IN_YANG, NULL, LY_EVALID)
CHECK_LOG_CTX("Deref function target node \"r1\" is node itself.", "/xp_test:r1", 0);
}
int
main(void)
{
const struct CMUnitTest tests[] = {
UTEST(test_data_xml),
UTEST(test_data_json),
UTEST(test_plugin_lyb),
UTEST(test_plugin_sort),
UTEST(test_data_xpath_json),
UTEST(test_data_xpath_deref_union),
UTEST(test_xpath_invalid_schema)
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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