tests/src/test_parser_yin.c - github/CESNET/libyang - Gitiles

 /**
  * @file test_parser_yin.c
  * @author David Sedlák <xsedla1d@stud.fit.vutbr.cz>
  * @brief unit tests for functions from parser_yin.c
  *
  * Copyright (c) 2015 - 2019 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 <stdarg.h>
 #include <stddef.h>
 #include <setjmp.h>
 #include <cmocka.h>

 #include <stdio.h>
 #include <string.h>
 #include <stdbool.h>

 #include "../../src/common.h"
 #include "../../src/tree_schema.h"
 #include "../../src/tree_schema_internal.h"
 #include "../../src/parser_yin.h"
 #include "../../src/xml.h"

 struct state {
     struct ly_ctx *ctx;
     struct lys_module *mod;
     struct lyxml_context *xml_ctx;
     bool finished_correctly;
 };

 #define BUFSIZE 1024
 char logbuf[BUFSIZE] = {0};
 int store = -1; /* negative for infinite logging, positive for limited logging */

 /* set to 0 to printing error messages to stderr instead of checking them in code */
 #define ENABLE_LOGGER_CHECKING 1

 #if ENABLE_LOGGER_CHECKING
 static void
 logger(LY_LOG_LEVEL level, const char *msg, const char *path)
 {
     (void) level; /* unused */
     if (store) {
         if (path && path[0]) {
             snprintf(logbuf, BUFSIZE - 1, "%s %s", msg, path);
         } else {
             strncpy(logbuf, msg, BUFSIZE - 1);
         }
         if (store > 0) {
             --store;
         }
     }
 }
 #endif

 #if ENABLE_LOGGER_CHECKING
 #   define logbuf_assert(str) assert_string_equal(logbuf, str)
 #else
 #   define logbuf_assert(str)
 #endif

 #define TEST_DUP_GENERIC(PREFIX, MEMBER, VALUE1, VALUE2, FUNC, RESULT, LINE, CLEANUP) \
     str = PREFIX MEMBER" "VALUE1";"MEMBER" "VALUE2";} ..."; \
     assert_int_equal(LY_EVALID, FUNC(&ctx, &str, RESULT)); \
     logbuf_assert("Duplicate keyword \""MEMBER"\". Line number "LINE"."); \
     CLEANUP


 static int
 setup_f(void **state)
 {
     struct state *st = NULL;

 #if ENABLE_LOGGER_CHECKING
     /* setup logger */
     ly_set_log_clb(logger, 1);
 #endif

     /* allocate state variable */
     (*state) = st = calloc(1, sizeof(*st));
     if (!st) {
         fprintf(stderr, "Memmory allocation failed");
         return EXIT_FAILURE;
     }

     /* create new libyang context */
     ly_ctx_new(NULL, 0, &st->ctx);

     /* allocate new module */
     st->mod = calloc(1, sizeof(*st->mod));
     st->mod->ctx = st->ctx;

     st->xml_ctx = calloc(1, sizeof(struct lys_parser_ctx));
     st->xml_ctx->ctx = st->ctx;
     st->xml_ctx->line = 1;

     return EXIT_SUCCESS;
 }

 static int
 teardown_f(void **state)
 {
     struct state *st = *(struct state **)state;

 #if ENABLE_LOGGER_CHECKING
     /* teardown logger */
     if (!st->finished_correctly && logbuf[0] != '\0') {
         fprintf(stderr, "%s\n", logbuf);
     }
 #endif

     lyxml_context_clear(st->xml_ctx);
     lys_module_free(st->mod, NULL);
     ly_ctx_destroy(st->ctx, NULL);
     free(st->xml_ctx);
     free(st);

     return EXIT_SUCCESS;
 }

 static struct state*
 reset_state(void **state)
 {
     ((struct state *)*state)->finished_correctly = true;
     teardown_f(state);
     setup_f(state);

     return *state;
 }

 void
 logbuf_clean(void)
 {
     logbuf[0] = '\0';
 }

 static void
 test_yin_parse_module(void **state)
 {
     LY_ERR ret = LY_SUCCESS;
     struct state *st = *state;

     ret = yin_parse_module(st->ctx,
                     "<module xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
                         name=\"example-foo\"\
                         xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
                         xmlns:foo=\"urn:example:foo\"\
                         xmlns:myext=\"urn:example:extensions\">\
                         <namespace uri=\"urn:example:foo\" xmlns:myext=\"urn:example:extensions\"/>\
                         <prefix xmlns:myxt=\"urn:emple:extensions\" value=\"foo\" xmlns:myext=\"urn:example:extensions\"/>\
                      </module>",
                 st->mod);

     assert_int_equal(ret, LY_SUCCESS);
     assert_string_equal(st->mod->parsed->mod->name, "example-foo");
     assert_string_equal(st->mod->parsed->mod->prefix, "foo");
     assert_string_equal(st->mod->parsed->mod->ns, "urn:example:foo");

     st = reset_state(state);
     ret = yin_parse_module(st->ctx,
                            "<module name=\"example-foo\">\
                                 <invalid-tag uri=\"urn:example:foo\"\"/>\
                             </module>",
                             st->mod);
     assert_int_equal(ret, LY_EVALID);

     st = reset_state(state);
     ret = yin_parse_module(st->ctx,
                            "<module>\
                             </module>",
                            st->mod);
     assert_int_equal(ret, LY_EVALID);
     logbuf_assert("Missing argument name of a module Line number 1.");

     st = reset_state(state);
     ret = yin_parse_module(st->ctx,
                     "",
                 st->mod);
     assert_int_equal(ret, LY_EVALID);
     logbuf_assert("Invalid keyword \"(null)\", expected \"module\" or \"submodule\". Line number 1.");
     st->finished_correctly = true;
 }

 static void
 test_yin_match_keyword(void **state)
 {
     (void)state; /* unused */

     assert_int_equal(yin_match_keyword("anydatax", strlen("anydatax"), 0), YANG_NONE);
     assert_int_equal(yin_match_keyword("asdasd", strlen("asdasd"), 0), YANG_NONE);
     assert_int_equal(yin_match_keyword("", 0, 0), YANG_NONE);
     assert_int_equal(yin_match_keyword("anydata", strlen("anydata"), 0), YANG_ANYDATA);
     assert_int_equal(yin_match_keyword("anyxml", strlen("anyxml"), 0), YANG_ANYXML);
     assert_int_equal(yin_match_keyword("argument", strlen("argument"), 0), YANG_ARGUMENT);
     assert_int_equal(yin_match_keyword("augment", strlen("augment"), 0), YANG_AUGMENT);
     assert_int_equal(yin_match_keyword("base", strlen("base"), 0), YANG_BASE);
     assert_int_equal(yin_match_keyword("belongs-to", strlen("belongs-to"), 0), YANG_BELONGS_TO);
     assert_int_equal(yin_match_keyword("bit", strlen("bit"), 0), YANG_BIT);
     assert_int_equal(yin_match_keyword("case", strlen("case"), 0), YANG_CASE);
     assert_int_equal(yin_match_keyword("choice", strlen("choice"), 0), YANG_CHOICE);
     assert_int_equal(yin_match_keyword("config", strlen("config"), 0), YANG_CONFIG);
     assert_int_equal(yin_match_keyword("contact", strlen("contact"), 0), YANG_CONTACT);
     assert_int_equal(yin_match_keyword("container", strlen("container"), 0), YANG_CONTAINER);
     assert_int_equal(yin_match_keyword("default", strlen("default"), 0), YANG_DEFAULT);
     assert_int_equal(yin_match_keyword("description", strlen("description"), 0), YANG_DESCRIPTION);
     assert_int_equal(yin_match_keyword("deviate", strlen("deviate"), 0), YANG_DEVIATE);
     assert_int_equal(yin_match_keyword("deviation", strlen("deviation"), 0), YANG_DEVIATION);
     assert_int_equal(yin_match_keyword("enum", strlen("enum"), 0), YANG_ENUM);
     assert_int_equal(yin_match_keyword("error-app-tag", strlen("error-app-tag"), 0), YANG_ERROR_APP_TAG);
     assert_int_equal(yin_match_keyword("error-message", strlen("error-message"), 0), YANG_ERROR_MESSAGE);
     assert_int_equal(yin_match_keyword("extension", strlen("extension"), 0), YANG_EXTENSION);
     assert_int_equal(yin_match_keyword("feature", strlen("feature"), 0), YANG_FEATURE);
     assert_int_equal(yin_match_keyword("fraction-digits", strlen("fraction-digits"),  0), YANG_FRACTION_DIGITS);
     assert_int_equal(yin_match_keyword("grouping", strlen("grouping"), 0), YANG_GROUPING);
     assert_int_equal(yin_match_keyword("identity", strlen("identity"), 0), YANG_IDENTITY);
     assert_int_equal(yin_match_keyword("if-feature", strlen("if-feature"), 0), YANG_IF_FEATURE);
     assert_int_equal(yin_match_keyword("import", strlen("import"), 0), YANG_IMPORT);
     assert_int_equal(yin_match_keyword("include", strlen("include"), 0), YANG_INCLUDE);
     assert_int_equal(yin_match_keyword("input", strlen("input"), 0), YANG_INPUT);
     assert_int_equal(yin_match_keyword("key", strlen("key"), 0), YANG_KEY);
     assert_int_equal(yin_match_keyword("leaf", strlen("leaf"), 0), YANG_LEAF);
     assert_int_equal(yin_match_keyword("leaf-list", strlen("leaf-list"), 0), YANG_LEAF_LIST);
     assert_int_equal(yin_match_keyword("length", strlen("length"), 0), YANG_LENGTH);
     assert_int_equal(yin_match_keyword("list", strlen("list"), 0), YANG_LIST);
     assert_int_equal(yin_match_keyword("mandatory", strlen("mandatory"), 0), YANG_MANDATORY);
     assert_int_equal(yin_match_keyword("max-elements", strlen("max-elements"), 0), YANG_MAX_ELEMENTS);
     assert_int_equal(yin_match_keyword("min-elements", strlen("min-elements"), 0), YANG_MIN_ELEMENTS);
     assert_int_equal(yin_match_keyword("modifier", strlen("modifier"), 0), YANG_MODIFIER);
     assert_int_equal(yin_match_keyword("module", strlen("module"), 0), YANG_MODULE);
     assert_int_equal(yin_match_keyword("must", strlen("must"), 0), YANG_MUST);
     assert_int_equal(yin_match_keyword("namespace", strlen("namespace"), 0), YANG_NAMESPACE);
     assert_int_equal(yin_match_keyword("notification", strlen("notification"), 0), YANG_NOTIFICATION);
     assert_int_equal(yin_match_keyword("ordered-by", strlen("ordered-by"), 0), YANG_ORDERED_BY);
     assert_int_equal(yin_match_keyword("organization", strlen("organization"), 0), YANG_ORGANIZATION);
     assert_int_equal(yin_match_keyword("output", strlen("output"), 0), YANG_OUTPUT);
     assert_int_equal(yin_match_keyword("path", strlen("path"), 0), YANG_PATH);
     assert_int_equal(yin_match_keyword("pattern", strlen("pattern"), 0), YANG_PATTERN);
     assert_int_equal(yin_match_keyword("position", strlen("position"), 0), YANG_POSITION);
     assert_int_equal(yin_match_keyword("prefix", strlen("prefix"), 0), YANG_PREFIX);
     assert_int_equal(yin_match_keyword("presence", strlen("presence"), 0), YANG_PRESENCE);
     assert_int_equal(yin_match_keyword("range", strlen("range"), 0), YANG_RANGE);
     assert_int_equal(yin_match_keyword("reference", strlen("reference"), 0), YANG_REFERENCE);
     assert_int_equal(yin_match_keyword("refine", strlen("refine"), 0), YANG_REFINE);
     assert_int_equal(yin_match_keyword("require-instance", strlen("require-instance"), 0), YANG_REQUIRE_INSTANCE);
     assert_int_equal(yin_match_keyword("revision", strlen("revision"), 0), YANG_REVISION);
     assert_int_equal(yin_match_keyword("revision-date", strlen("revision-date"), 0), YANG_REVISION_DATE);
     assert_int_equal(yin_match_keyword("rpc", strlen("rpc"), 0), YANG_RPC);
     assert_int_equal(yin_match_keyword("status", strlen("status"), 0), YANG_STATUS);
     assert_int_equal(yin_match_keyword("submodule", strlen("submodule"), 0), YANG_SUBMODULE);
     assert_int_equal(yin_match_keyword("type", strlen("type"), 0), YANG_TYPE);
     assert_int_equal(yin_match_keyword("typedef", strlen("typedef"), 0), YANG_TYPEDEF);
     assert_int_equal(yin_match_keyword("unique", strlen("unique"), 0), YANG_UNIQUE);
     assert_int_equal(yin_match_keyword("units", strlen("units"), 0), YANG_UNITS);
     assert_int_equal(yin_match_keyword("uses", strlen("uses"), 0), YANG_USES);
     assert_int_equal(yin_match_keyword("value", strlen("value"), 0), YANG_VALUE);
     assert_int_equal(yin_match_keyword("when", strlen("when"), 0), YANG_WHEN);
     assert_int_equal(yin_match_keyword("yang-version", strlen("yang-version"), 0), YANG_YANG_VERSION);
     assert_int_equal(yin_match_keyword("yin-element", strlen("yin-element"), 0), YANG_YIN_ELEMENT);
 }

 static void
 test_match_argument(void **state)
 {
     (void)state; /* unused */

     assert_int_equal(match_argument_name("", 5), YIN_ARG_UNKNOWN);
     assert_int_equal(match_argument_name("qwertyasd", 5), YIN_ARG_UNKNOWN);
     assert_int_equal(match_argument_name("conditionasd", 8), YIN_ARG_UNKNOWN);
     assert_int_equal(match_argument_name("condition", 9), YIN_ARG_CONDITION);
     assert_int_equal(match_argument_name("date", 4), YIN_ARG_DATE);
     assert_int_equal(match_argument_name("module", 6), YIN_ARG_MODULE);
     assert_int_equal(match_argument_name("name", 4), YIN_ARG_NAME);
     assert_int_equal(match_argument_name("tag", 3), YIN_ARG_TAG);
     assert_int_equal(match_argument_name("target-node", 11), YIN_ARG_TARGET_NODE);
     assert_int_equal(match_argument_name("text", 4), YIN_ARG_TEXT);
     assert_int_equal(match_argument_name("uri", 3), YIN_ARG_URI);
     assert_int_equal(match_argument_name("value", 5), YIN_ARG_VALUE);
 }

 static void
 test_meta(void **state)
 {
     LY_ERR ret = LY_SUCCESS;
     struct state *st = *state;

     ret = yin_parse_module(st->ctx,"<module xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
                                         name=\"example-foo\">\
                                         <organization xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">organization...</organization>\
                                         <contact>contact...</contact>\
                                         <description>description...</description>\
                                         <reference>reference...</reference>\
                                     </module>", st->mod);

     assert_int_equal(ret, LY_SUCCESS);
     assert_string_equal(st->mod->parsed->mod->org, "organization...");
     assert_string_equal(st->mod->parsed->mod->contact, "contact...");
     assert_string_equal(st->mod->parsed->mod->dsc, "description...");
     assert_string_equal(st->mod->parsed->mod->ref, "reference...");

     st = reset_state(state);
     ret = yin_parse_module(st->ctx,"<module name=\"example-foo\">\
                                         <organization test=\"invalid-argument\">organization...</organization>\
                                     </module>", st->mod);
     assert_int_equal(ret, LY_EVALID);

     st->finished_correctly = true;
 }

 static void
 test_parse_text_element(void **state)
 {
     struct state *st = *state;
     const char *res = NULL, *prefix = NULL, *name = NULL;
     size_t prefix_len = 0, name_len = 0;
     LY_ERR ret = LY_SUCCESS;

     const char *data = "<elem>content</elem>";
     lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
     parse_text_element(st->xml_ctx, &data, &res);
     assert_string_equal(res, "content");
     lydict_remove(st->ctx, "content");

     data = "<elem xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">another-content</elem>";
     lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
     parse_text_element(st->xml_ctx, &data, &res);
     assert_string_equal(res, "another-content");
     lydict_remove(st->ctx, "another-content");

     data = "<elem invalid=\"invalid\" xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">text</elem>";
     lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
     ret = parse_text_element(st->xml_ctx, &data, &res);
     assert_int_equal(ret, LY_EVALID);

     st->finished_correctly = true;
 }

 static void
 test_yin_parse_import(void **state)
 {
     struct state *st = *state;
     const char *prefix = NULL, *name = NULL;
     size_t prefix_len = 0, name_len = 0;
     LY_ERR ret = LY_SUCCESS;
     struct lysp_import *imports = NULL;

     const char *data = "<import xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\" module=\"a\">\
                             <prefix value=\"a_mod\"/>\
                             <revision-date date=\"2015-01-01\"/>\
                         </import>\
                         \
                         <import xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\" module=\"a\">\
                             <prefix value=\"a_mod\"/>\
                             <revision-date date=\"2015-01-01\"/>\
                         </import>";

     lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
     ret = yin_parse_import(st->xml_ctx, "b-mod", &data, &imports);
     assert_int_equal(ret, LY_SUCCESS);
     assert_string_equal(imports->name, "a");
     assert_string_equal(imports->prefix, "a_mod");
     assert_string_equal(imports->rev, "2015-01-01");
     lydict_remove(st->ctx, imports->name);
     lydict_remove(st->ctx, imports->prefix);
     LY_ARRAY_FREE(imports);
     imports = NULL;

     lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
     ret = yin_parse_import(st->xml_ctx, "a_mod", &data, &imports);
     assert_int_equal(ret, LY_EVALID);
     logbuf_assert("Prefix \"a_mod\" already used as module prefix. Line number 1.");
     lydict_remove(st->ctx, imports->name);
     lydict_remove(st->ctx, imports->prefix);
     LY_ARRAY_FREE(imports);

     st->finished_correctly = true;
 }

 int
 main(void)
 {

     const struct CMUnitTest tests[] = {
         cmocka_unit_test_setup_teardown(test_yin_parse_module, setup_f, teardown_f),
         cmocka_unit_test_setup_teardown(test_meta, setup_f, teardown_f),
         cmocka_unit_test_setup_teardown(test_parse_text_element, setup_f, teardown_f),
         cmocka_unit_test_setup_teardown(test_yin_parse_import, setup_f, teardown_f),
         cmocka_unit_test(test_yin_match_keyword),
         cmocka_unit_test(test_match_argument),
     };

     return cmocka_run_group_tests(tests, NULL, NULL);
 }
	/**
	* @file test_parser_yin.c
	* @author David Sedlák <xsedla1d@stud.fit.vutbr.cz>
	* @brief unit tests for functions from parser_yin.c
	*
	* Copyright (c) 2015 - 2019 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 <stdarg.h>
	#include <stddef.h>
	#include <setjmp.h>
	#include <cmocka.h>

	#include <stdio.h>
	#include <string.h>
	#include <stdbool.h>

	#include "../../src/common.h"
	#include "../../src/tree_schema.h"
	#include "../../src/tree_schema_internal.h"
	#include "../../src/parser_yin.h"
	#include "../../src/xml.h"

	struct state {
	struct ly_ctx *ctx;
	struct lys_module *mod;
	struct lyxml_context *xml_ctx;
	bool finished_correctly;
	};

	#define BUFSIZE 1024
	char logbuf[BUFSIZE] = {0};
	int store = -1; /* negative for infinite logging, positive for limited logging */

	/* set to 0 to printing error messages to stderr instead of checking them in code */
	#define ENABLE_LOGGER_CHECKING 1

	#if ENABLE_LOGGER_CHECKING
	static void
	logger(LY_LOG_LEVEL level, const char msg, const char path)
	{
	(void) level; /* unused */
	if (store) {
	if (path && path[0]) {
	snprintf(logbuf, BUFSIZE - 1, "%s %s", msg, path);
	} else {
	strncpy(logbuf, msg, BUFSIZE - 1);
	}
	if (store > 0) {
	--store;
	}
	}
	}
	#endif

	#if ENABLE_LOGGER_CHECKING
	# define logbuf_assert(str) assert_string_equal(logbuf, str)
	#else
	# define logbuf_assert(str)
	#endif

	#define TEST_DUP_GENERIC(PREFIX, MEMBER, VALUE1, VALUE2, FUNC, RESULT, LINE, CLEANUP) \
	str = PREFIX MEMBER" "VALUE1";"MEMBER" "VALUE2";} ..."; \
	assert_int_equal(LY_EVALID, FUNC(&ctx, &str, RESULT)); \
	logbuf_assert("Duplicate keyword \""MEMBER"\". Line number "LINE"."); \
	CLEANUP


	static int
	setup_f(void **state)
	{
	struct state *st = NULL;

	#if ENABLE_LOGGER_CHECKING
	/* setup logger */
	ly_set_log_clb(logger, 1);
	#endif

	/* allocate state variable */
	(state) = st = calloc(1, sizeof(st));
	if (!st) {
	fprintf(stderr, "Memmory allocation failed");
	return EXIT_FAILURE;
	}

	/* create new libyang context */
	ly_ctx_new(NULL, 0, &st->ctx);

	/* allocate new module */
	st->mod = calloc(1, sizeof(*st->mod));
	st->mod->ctx = st->ctx;

	st->xml_ctx = calloc(1, sizeof(struct lys_parser_ctx));
	st->xml_ctx->ctx = st->ctx;
	st->xml_ctx->line = 1;

	return EXIT_SUCCESS;
	}

	static int
	teardown_f(void **state)
	{
	struct state st = (struct state **)state;

	#if ENABLE_LOGGER_CHECKING
	/* teardown logger */
	if (!st->finished_correctly && logbuf[0] != '\0') {
	fprintf(stderr, "%s\n", logbuf);
	}
	#endif

	lyxml_context_clear(st->xml_ctx);
	lys_module_free(st->mod, NULL);
	ly_ctx_destroy(st->ctx, NULL);
	free(st->xml_ctx);
	free(st);

	return EXIT_SUCCESS;
	}

	static struct state*
	reset_state(void **state)
	{
	((struct state )state)->finished_correctly = true;
	teardown_f(state);
	setup_f(state);

	return *state;
	}

	void
	logbuf_clean(void)
	{
	logbuf[0] = '\0';
	}

	static void
	test_yin_parse_module(void **state)
	{
	LY_ERR ret = LY_SUCCESS;
	struct state st = state;

	ret = yin_parse_module(st->ctx,
	"<module xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
	name=\"example-foo\"\
	xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
	xmlns:foo=\"urn:example:foo\"\
	xmlns:myext=\"urn:example:extensions\">\
	<namespace uri=\"urn:example:foo\" xmlns:myext=\"urn:example:extensions\"/>\
	<prefix xmlns:myxt=\"urn:emple:extensions\" value=\"foo\" xmlns:myext=\"urn:example:extensions\"/>\
	</module>",
	st->mod);

	assert_int_equal(ret, LY_SUCCESS);
	assert_string_equal(st->mod->parsed->mod->name, "example-foo");
	assert_string_equal(st->mod->parsed->mod->prefix, "foo");
	assert_string_equal(st->mod->parsed->mod->ns, "urn:example:foo");

	st = reset_state(state);
	ret = yin_parse_module(st->ctx,
	"<module name=\"example-foo\">\
	<invalid-tag uri=\"urn:example:foo\"\"/>\
	</module>",
	st->mod);
	assert_int_equal(ret, LY_EVALID);

	st = reset_state(state);
	ret = yin_parse_module(st->ctx,
	"<module>\
	</module>",
	st->mod);
	assert_int_equal(ret, LY_EVALID);
	logbuf_assert("Missing argument name of a module Line number 1.");

	st = reset_state(state);
	ret = yin_parse_module(st->ctx,
	"",
	st->mod);
	assert_int_equal(ret, LY_EVALID);
	logbuf_assert("Invalid keyword \"(null)\", expected \"module\" or \"submodule\". Line number 1.");
	st->finished_correctly = true;
	}

	static void
	test_yin_match_keyword(void **state)
	{
	(void)state; /* unused */

	assert_int_equal(yin_match_keyword("anydatax", strlen("anydatax"), 0), YANG_NONE);
	assert_int_equal(yin_match_keyword("asdasd", strlen("asdasd"), 0), YANG_NONE);
	assert_int_equal(yin_match_keyword("", 0, 0), YANG_NONE);
	assert_int_equal(yin_match_keyword("anydata", strlen("anydata"), 0), YANG_ANYDATA);
	assert_int_equal(yin_match_keyword("anyxml", strlen("anyxml"), 0), YANG_ANYXML);
	assert_int_equal(yin_match_keyword("argument", strlen("argument"), 0), YANG_ARGUMENT);
	assert_int_equal(yin_match_keyword("augment", strlen("augment"), 0), YANG_AUGMENT);
	assert_int_equal(yin_match_keyword("base", strlen("base"), 0), YANG_BASE);
	assert_int_equal(yin_match_keyword("belongs-to", strlen("belongs-to"), 0), YANG_BELONGS_TO);
	assert_int_equal(yin_match_keyword("bit", strlen("bit"), 0), YANG_BIT);
	assert_int_equal(yin_match_keyword("case", strlen("case"), 0), YANG_CASE);
	assert_int_equal(yin_match_keyword("choice", strlen("choice"), 0), YANG_CHOICE);
	assert_int_equal(yin_match_keyword("config", strlen("config"), 0), YANG_CONFIG);
	assert_int_equal(yin_match_keyword("contact", strlen("contact"), 0), YANG_CONTACT);
	assert_int_equal(yin_match_keyword("container", strlen("container"), 0), YANG_CONTAINER);
	assert_int_equal(yin_match_keyword("default", strlen("default"), 0), YANG_DEFAULT);
	assert_int_equal(yin_match_keyword("description", strlen("description"), 0), YANG_DESCRIPTION);
	assert_int_equal(yin_match_keyword("deviate", strlen("deviate"), 0), YANG_DEVIATE);
	assert_int_equal(yin_match_keyword("deviation", strlen("deviation"), 0), YANG_DEVIATION);
	assert_int_equal(yin_match_keyword("enum", strlen("enum"), 0), YANG_ENUM);
	assert_int_equal(yin_match_keyword("error-app-tag", strlen("error-app-tag"), 0), YANG_ERROR_APP_TAG);
	assert_int_equal(yin_match_keyword("error-message", strlen("error-message"), 0), YANG_ERROR_MESSAGE);
	assert_int_equal(yin_match_keyword("extension", strlen("extension"), 0), YANG_EXTENSION);
	assert_int_equal(yin_match_keyword("feature", strlen("feature"), 0), YANG_FEATURE);
	assert_int_equal(yin_match_keyword("fraction-digits", strlen("fraction-digits"), 0), YANG_FRACTION_DIGITS);
	assert_int_equal(yin_match_keyword("grouping", strlen("grouping"), 0), YANG_GROUPING);
	assert_int_equal(yin_match_keyword("identity", strlen("identity"), 0), YANG_IDENTITY);
	assert_int_equal(yin_match_keyword("if-feature", strlen("if-feature"), 0), YANG_IF_FEATURE);
	assert_int_equal(yin_match_keyword("import", strlen("import"), 0), YANG_IMPORT);
	assert_int_equal(yin_match_keyword("include", strlen("include"), 0), YANG_INCLUDE);
	assert_int_equal(yin_match_keyword("input", strlen("input"), 0), YANG_INPUT);
	assert_int_equal(yin_match_keyword("key", strlen("key"), 0), YANG_KEY);
	assert_int_equal(yin_match_keyword("leaf", strlen("leaf"), 0), YANG_LEAF);
	assert_int_equal(yin_match_keyword("leaf-list", strlen("leaf-list"), 0), YANG_LEAF_LIST);
	assert_int_equal(yin_match_keyword("length", strlen("length"), 0), YANG_LENGTH);
	assert_int_equal(yin_match_keyword("list", strlen("list"), 0), YANG_LIST);
	assert_int_equal(yin_match_keyword("mandatory", strlen("mandatory"), 0), YANG_MANDATORY);
	assert_int_equal(yin_match_keyword("max-elements", strlen("max-elements"), 0), YANG_MAX_ELEMENTS);
	assert_int_equal(yin_match_keyword("min-elements", strlen("min-elements"), 0), YANG_MIN_ELEMENTS);
	assert_int_equal(yin_match_keyword("modifier", strlen("modifier"), 0), YANG_MODIFIER);
	assert_int_equal(yin_match_keyword("module", strlen("module"), 0), YANG_MODULE);
	assert_int_equal(yin_match_keyword("must", strlen("must"), 0), YANG_MUST);
	assert_int_equal(yin_match_keyword("namespace", strlen("namespace"), 0), YANG_NAMESPACE);
	assert_int_equal(yin_match_keyword("notification", strlen("notification"), 0), YANG_NOTIFICATION);
	assert_int_equal(yin_match_keyword("ordered-by", strlen("ordered-by"), 0), YANG_ORDERED_BY);
	assert_int_equal(yin_match_keyword("organization", strlen("organization"), 0), YANG_ORGANIZATION);
	assert_int_equal(yin_match_keyword("output", strlen("output"), 0), YANG_OUTPUT);
	assert_int_equal(yin_match_keyword("path", strlen("path"), 0), YANG_PATH);
	assert_int_equal(yin_match_keyword("pattern", strlen("pattern"), 0), YANG_PATTERN);
	assert_int_equal(yin_match_keyword("position", strlen("position"), 0), YANG_POSITION);
	assert_int_equal(yin_match_keyword("prefix", strlen("prefix"), 0), YANG_PREFIX);
	assert_int_equal(yin_match_keyword("presence", strlen("presence"), 0), YANG_PRESENCE);
	assert_int_equal(yin_match_keyword("range", strlen("range"), 0), YANG_RANGE);
	assert_int_equal(yin_match_keyword("reference", strlen("reference"), 0), YANG_REFERENCE);
	assert_int_equal(yin_match_keyword("refine", strlen("refine"), 0), YANG_REFINE);
	assert_int_equal(yin_match_keyword("require-instance", strlen("require-instance"), 0), YANG_REQUIRE_INSTANCE);
	assert_int_equal(yin_match_keyword("revision", strlen("revision"), 0), YANG_REVISION);
	assert_int_equal(yin_match_keyword("revision-date", strlen("revision-date"), 0), YANG_REVISION_DATE);
	assert_int_equal(yin_match_keyword("rpc", strlen("rpc"), 0), YANG_RPC);
	assert_int_equal(yin_match_keyword("status", strlen("status"), 0), YANG_STATUS);
	assert_int_equal(yin_match_keyword("submodule", strlen("submodule"), 0), YANG_SUBMODULE);
	assert_int_equal(yin_match_keyword("type", strlen("type"), 0), YANG_TYPE);
	assert_int_equal(yin_match_keyword("typedef", strlen("typedef"), 0), YANG_TYPEDEF);
	assert_int_equal(yin_match_keyword("unique", strlen("unique"), 0), YANG_UNIQUE);
	assert_int_equal(yin_match_keyword("units", strlen("units"), 0), YANG_UNITS);
	assert_int_equal(yin_match_keyword("uses", strlen("uses"), 0), YANG_USES);
	assert_int_equal(yin_match_keyword("value", strlen("value"), 0), YANG_VALUE);
	assert_int_equal(yin_match_keyword("when", strlen("when"), 0), YANG_WHEN);
	assert_int_equal(yin_match_keyword("yang-version", strlen("yang-version"), 0), YANG_YANG_VERSION);
	assert_int_equal(yin_match_keyword("yin-element", strlen("yin-element"), 0), YANG_YIN_ELEMENT);
	}

	static void
	test_match_argument(void **state)
	{
	(void)state; /* unused */

	assert_int_equal(match_argument_name("", 5), YIN_ARG_UNKNOWN);
	assert_int_equal(match_argument_name("qwertyasd", 5), YIN_ARG_UNKNOWN);
	assert_int_equal(match_argument_name("conditionasd", 8), YIN_ARG_UNKNOWN);
	assert_int_equal(match_argument_name("condition", 9), YIN_ARG_CONDITION);
	assert_int_equal(match_argument_name("date", 4), YIN_ARG_DATE);
	assert_int_equal(match_argument_name("module", 6), YIN_ARG_MODULE);
	assert_int_equal(match_argument_name("name", 4), YIN_ARG_NAME);
	assert_int_equal(match_argument_name("tag", 3), YIN_ARG_TAG);
	assert_int_equal(match_argument_name("target-node", 11), YIN_ARG_TARGET_NODE);
	assert_int_equal(match_argument_name("text", 4), YIN_ARG_TEXT);
	assert_int_equal(match_argument_name("uri", 3), YIN_ARG_URI);
	assert_int_equal(match_argument_name("value", 5), YIN_ARG_VALUE);
	}

	static void
	test_meta(void **state)
	{
	LY_ERR ret = LY_SUCCESS;
	struct state st = state;

	ret = yin_parse_module(st->ctx,"<module xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\"\
	name=\"example-foo\">\
	<organization xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">organization...</organization>\
	<contact>contact...</contact>\
	<description>description...</description>\
	<reference>reference...</reference>\
	</module>", st->mod);

	assert_int_equal(ret, LY_SUCCESS);
	assert_string_equal(st->mod->parsed->mod->org, "organization...");
	assert_string_equal(st->mod->parsed->mod->contact, "contact...");
	assert_string_equal(st->mod->parsed->mod->dsc, "description...");
	assert_string_equal(st->mod->parsed->mod->ref, "reference...");

	st = reset_state(state);
	ret = yin_parse_module(st->ctx,"<module name=\"example-foo\">\
	<organization test=\"invalid-argument\">organization...</organization>\
	</module>", st->mod);
	assert_int_equal(ret, LY_EVALID);

	st->finished_correctly = true;
	}

	static void
	test_parse_text_element(void **state)
	{
	struct state st = state;
	const char res = NULL, prefix = NULL, *name = NULL;
	size_t prefix_len = 0, name_len = 0;
	LY_ERR ret = LY_SUCCESS;

	const char *data = "<elem>content</elem>";
	lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
	parse_text_element(st->xml_ctx, &data, &res);
	assert_string_equal(res, "content");
	lydict_remove(st->ctx, "content");

	data = "<elem xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">another-content</elem>";
	lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
	parse_text_element(st->xml_ctx, &data, &res);
	assert_string_equal(res, "another-content");
	lydict_remove(st->ctx, "another-content");

	data = "<elem invalid=\"invalid\" xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\">text</elem>";
	lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
	ret = parse_text_element(st->xml_ctx, &data, &res);
	assert_int_equal(ret, LY_EVALID);

	st->finished_correctly = true;
	}

	static void
	test_yin_parse_import(void **state)
	{
	struct state st = state;
	const char prefix = NULL, name = NULL;
	size_t prefix_len = 0, name_len = 0;
	LY_ERR ret = LY_SUCCESS;
	struct lysp_import *imports = NULL;

	const char *data = "<import xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\" module=\"a\">\
	<prefix value=\"a_mod\"/>\
	<revision-date date=\"2015-01-01\"/>\
	</import>\
	\
	<import xmlns=\"urn:ietf:params:xml:ns:yang:yin:1\" module=\"a\">\
	<prefix value=\"a_mod\"/>\
	<revision-date date=\"2015-01-01\"/>\
	</import>";

	lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
	ret = yin_parse_import(st->xml_ctx, "b-mod", &data, &imports);
	assert_int_equal(ret, LY_SUCCESS);
	assert_string_equal(imports->name, "a");
	assert_string_equal(imports->prefix, "a_mod");
	assert_string_equal(imports->rev, "2015-01-01");
	lydict_remove(st->ctx, imports->name);
	lydict_remove(st->ctx, imports->prefix);
	LY_ARRAY_FREE(imports);
	imports = NULL;

	lyxml_get_element(st->xml_ctx, &data, &prefix, &prefix_len, &name, &name_len);
	ret = yin_parse_import(st->xml_ctx, "a_mod", &data, &imports);
	assert_int_equal(ret, LY_EVALID);
	logbuf_assert("Prefix \"a_mod\" already used as module prefix. Line number 1.");
	lydict_remove(st->ctx, imports->name);
	lydict_remove(st->ctx, imports->prefix);
	LY_ARRAY_FREE(imports);

	st->finished_correctly = true;
	}

	int
	main(void)
	{

	const struct CMUnitTest tests[] = {
	cmocka_unit_test_setup_teardown(test_yin_parse_module, setup_f, teardown_f),
	cmocka_unit_test_setup_teardown(test_meta, setup_f, teardown_f),
	cmocka_unit_test_setup_teardown(test_parse_text_element, setup_f, teardown_f),
	cmocka_unit_test_setup_teardown(test_yin_parse_import, setup_f, teardown_f),
	cmocka_unit_test(test_yin_match_keyword),
	cmocka_unit_test(test_match_argument),
	};

	return cmocka_run_group_tests(tests, NULL, NULL);
	}