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68a5cbae52
The initial hard capped limit on the depth was 32. It was implemented using static arrays of relevant type and size 32. Hence, to implement unlimited depth, dynamic array on mem_root was implemented which grows by 3200 as needed. Relevant arrays were replaced with this dynamic array.
115 lines
4.1 KiB
C
115 lines
4.1 KiB
C
/* Copyright (c) 2019, MariaDB Corporation
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include <tap.h>
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#include <my_sys.h>
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#include <json_lib.h>
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const char *json="{\"int\":1,\"str\":\"foo bar\","
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"\"array\":[10,20,{\"c\":\"d\"}],\"bool\":false}";
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const char *json_ar="[1,\"foo bar\",[10,20,{\"c\":\"d\"}],false]";
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const char *json_w="{\"int\" : 1 , "
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"\"array\" : [10,20,{\"c\":\"d\"}] , \"bool\" : false }";
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const char *json_1="{ \"str\" : \"foo bar\" }";
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void do_json(const char *key, int type, const char *value)
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{
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enum json_types value_type;
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const char *value_start;
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int value_len;
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value_type= json_get_object_key(json, json + strlen(json),
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key, &value_start, &value_len);
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if (type)
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ok(value_type == type && value_len == (int)strlen(value) && !memcmp(value_start, value, value_len),
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"%s: type=%u, value(%d)=\"%.*s\"", key, value_type, value_len, value_len, value_start);
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else
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ok(value_type == type && value_len == (int)strlen(value),
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"%s: type=%u keys=%u end=\"%s\"", key, value_type, value_len, value_start);
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}
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void do_json_ar(int n, int type, const char *value)
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{
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enum json_types value_type;
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const char *value_start;
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int value_len;
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value_type= json_get_array_item(json_ar, json_ar + strlen(json_ar),
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n, &value_start, &value_len);
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if (type)
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ok(value_type == type && value_len == (int)strlen(value) && !memcmp(value_start, value, value_len),
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"%i: type=%u, value(%d)=\"%.*s\"", n, value_type, value_len, value_len, value_start);
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else
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ok(value_type == type && value_len == (int)strlen(value),
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"%i: type=%u keys=%u end=\"%s\"", n, value_type, value_len, value_start);
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}
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void do_json_locate(json_engine_t *je, const char *json, const char *key, int from, int to, int cp)
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{
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const char *key_start, *key_end;
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int res, comma_pos;
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res= json_locate_key(je, json, json + strlen(json),
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key, &key_start, &key_end, &comma_pos);
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if (key_start)
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ok(res == 0 && key_start - json == from && key_end - json == to &&
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comma_pos == cp, "%s: [%d,%d,%d] %.*s%s", key, (int)(key_start-json),
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(int)(key_end-json), comma_pos, (int)(key_start - json), json, key_end);
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else
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ok(res == 0 && from == -1, "%s: key not found", key);
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}
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int main()
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{
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json_engine_t je;
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MEM_ROOT current_mem_root;
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plan(18);
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init_alloc_root(PSI_INSTRUMENT_MEM, ¤t_mem_root,
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BLOCK_SIZE_JSON_DYN_ARRAY, 0, MYF(0));
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mem_root_dynamic_array_init(¤t_mem_root, PSI_INSTRUMENT_MEM,
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&je.stack, sizeof(int), NULL,
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JSON_DEPTH_DEFAULT, JSON_DEPTH_INC, MYF(0));
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diag("%s", json);
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do_json("int", 4, "1");
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do_json("str", 3, "foo bar");
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do_json("bool", 6, "false");
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do_json("c", 0, "1234");
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do_json("array", 2, "[10,20,{\"c\":\"d\"}]");
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diag("%s", json_ar);
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do_json_ar(0, 4, "1");
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do_json_ar(1, 3, "foo bar");
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do_json_ar(2, 2, "[10,20,{\"c\":\"d\"}]");
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do_json_ar(3, 6, "false");
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do_json_ar(4, 0, "1234");
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do_json_locate(&je, json, "bool", 50, 63, 1);
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do_json_locate(&je, json, "int", 1, 9, 2);
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do_json_locate(&je, json, "array", 24, 50, 1);
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do_json_locate(&je, json_w, "bool", 43, 61, 1);
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do_json_locate(&je, json_w, "int", 1, 12, 2);
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do_json_locate(&je, json_w, "array", 11, 43, 1);
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do_json_locate(&je, json_w, "c", -1, -1, -1);
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do_json_locate(&je, json_1, "str", 1, 22, 0);
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free_root(¤t_mem_root, MYF(0));
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return exit_status();
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}
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