tests FEATURE yang-data extension tests
diff --git a/tests/utests/CMakeLists.txt b/tests/utests/CMakeLists.txt
index 3c1e777..4e3543f 100644
--- a/tests/utests/CMakeLists.txt
+++ b/tests/utests/CMakeLists.txt
@@ -45,3 +45,4 @@
ly_add_utest(NAME metadata SOURCES extensions/test_metadata.c)
ly_add_utest(NAME nacm SOURCES extensions/test_nacm.c)
+ly_add_utest(NAME yangdata SOURCES extensions/test_yangdata.c)
diff --git a/tests/utests/extensions/test_yangdata.c b/tests/utests/extensions/test_yangdata.c
new file mode 100644
index 0000000..357dcab
--- /dev/null
+++ b/tests/utests/extensions/test_yangdata.c
@@ -0,0 +1,246 @@
+/*
+ * @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)
+{
+ const 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 system;\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"
+ " 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "Extension rc:yang-data is ignored since it appears as a non top-level statement in \"data node\" statement.",
+ "/b:b/{extension='rc:yang-data'}/template");
+ 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"
+ " 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");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "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");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "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");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "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");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "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");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "Extension rc:yang-data is instantiated without mandatory argument representing YANG data template name.",
+ "/a:{extension='rc:yang-data'}");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "Extension rc:yang-data is instantiated multiple times.",
+ "/a:{extension='rc:yang-data'}/template");
+
+ 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("Extension plugin \"libyang 2 - yang-data, version 1\": "
+ "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");
+}
+
+int
+main(void)
+{
+ const struct CMUnitTest tests[] = {
+ UTEST(test_schema, setup),
+ UTEST(test_schema_invalid, setup),
+ };
+
+ return cmocka_run_group_tests(tests, NULL, NULL);
+}