/*
 Copyright (c) 2009-2017 Dave Gamble and cJSON contributors

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
*/

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

#include "unity/examples/unity_config.h"
#include "unity/src/unity.h"
#include "common.h"

static cJSON item[1];

static void assert_is_array(cJSON *array_item)
{
 TEST_ASSERT_NOT_NULL_MESSAGE(array_item, "Item is NULL.");

 assert_not_in_list(array_item);
 assert_has_type(array_item, cJSON_Array);
 assert_has_no_reference(array_item);
 assert_has_no_const_string(array_item);
 assert_has_no_valuestring(array_item);
 assert_has_no_string(array_item);
}

static void assert_not_array(const char *json)
{
 parse_buffer buffer = { 0, 0, 0, 0, { 0, 0, 0 } };
 buffer.content = (const unsigned char*)json;
 buffer.length = strlen(json) + sizeof("");
 buffer.hooks = global_hooks;

 TEST_ASSERT_FALSE(parse_array(item, &buffer));
 assert_is_invalid(item);
}

static void assert_parse_array(const char *json)
{
 parse_buffer buffer = { 0, 0, 0, 0, { 0, 0, 0 } };
 buffer.content = (const unsigned char*)json;
 buffer.length = strlen(json) + sizeof("");
 buffer.hooks = global_hooks;

 TEST_ASSERT_TRUE(parse_array(item, &buffer));
 assert_is_array(item);
}

static void parse_array_should_parse_empty_arrays(void)
{
 assert_parse_array("[]");
 assert_has_no_child(item);

 assert_parse_array("[\n\t]");
 assert_has_no_child(item);
}


static void parse_array_should_parse_arrays_with_one_element(void)
{

 assert_parse_array("[1]");
 assert_has_child(item);
 assert_has_type(item->child, cJSON_Number);
 reset(item);

 assert_parse_array("[\"hello!\"]");
 assert_has_child(item);
 assert_has_type(item->child, cJSON_String);
 TEST_ASSERT_EQUAL_STRING("hello!", item->child->valuestring);
 reset(item);

 assert_parse_array("[[]]");
 assert_has_child(item);
 TEST_ASSERT_NOT_NULL(item->child);
 assert_has_type(item->child, cJSON_Array);
 assert_has_no_child(item->child);
 reset(item);

 assert_parse_array("[null]");
 assert_has_child(item);
 assert_has_type(item->child, cJSON_NULL);
 reset(item);
}

static void parse_array_should_parse_arrays_with_multiple_elements(void)
{
 assert_parse_array("[1\t,\n2, 3]");
 assert_has_child(item);
 TEST_ASSERT_NOT_NULL(item->child->next);
 TEST_ASSERT_NOT_NULL(item->child->next->next);
 TEST_ASSERT_NULL(item->child->next->next->next);
 assert_has_type(item->child, cJSON_Number);
 assert_has_type(item->child->next, cJSON_Number);
 assert_has_type(item->child->next->next, cJSON_Number);
 reset(item);

 {
 size_t i = 0;
 cJSON *node = NULL;
 int expected_types[7] =
 {
 cJSON_Number,
 cJSON_NULL,
 cJSON_True,
 cJSON_False,
 cJSON_Array,
 cJSON_String,
 cJSON_Object
 };
 assert_parse_array("[1, null, true, false, [], \"hello\", {}]");

 node = item->child;
 for (
 i = 0;
 (i < (sizeof(expected_types)/sizeof(int)))
 && (node != NULL);
 (void)i++, node = node->next)
 {
 TEST_ASSERT_BITS(0xFF, expected_types[i], node->type);
 }
 TEST_ASSERT_EQUAL_INT(i, 7);
 reset(item);
 }
}

static void parse_array_should_not_parse_non_arrays(void)
{
 assert_not_array("");
 assert_not_array("[");
 assert_not_array("]");
 assert_not_array("{\"hello\":[]}");
 assert_not_array("42");
 assert_not_array("3.14");
 assert_not_array("\"[]hello world!\n\"");
}

int CJSON_CDECL main(void)
{
 /* initialize cJSON item */
 memset(item, 0, sizeof(cJSON));

 UNITY_BEGIN();
 RUN_TEST(parse_array_should_parse_empty_arrays);
 RUN_TEST(parse_array_should_parse_arrays_with_one_element);
 RUN_TEST(parse_array_should_parse_arrays_with_multiple_elements);
 RUN_TEST(parse_array_should_not_parse_non_arrays);
 return UNITY_END();
}