1 /**
2  * Copyright (c) 2013, Timothy Stack
3  *
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * * Redistributions of source code must retain the above copyright notice, this
10  * list of conditions and the following disclaimer.
11  * * Redistributions in binary form must reproduce the above copyright notice,
12  * this list of conditions and the following disclaimer in the documentation
13  * and/or other materials provided with the distribution.
14  * * Neither the name of Timothy Stack nor the names of its contributors
15  * may be used to endorse or promote products derived from this software
16  * without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21  * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
25  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  *
29  * @file test_yajlpp.cc
30  */
31 
32 #include "config.h"
33 
34 #include <stdio.h>
35 #include <assert.h>
36 
37 #include "yajlpp/yajlpp.hh"
38 #include "yajlpp/yajlpp_def.hh"
39 
40 const char *TEST_DATA = R"([{ "foo": 0 }, 2, { "foo": 1 }])";
41 
42 const char *TEST_OBJ_DATA = "{ \"foo\": 0 }";
43 
44 static int FOO_COUNT = 0;
45 static int CONST_COUNT = 0;
46 
read_foo(yajlpp_parse_context * ypc,long long value)47 static int read_foo(yajlpp_parse_context *ypc, long long value)
48 {
49     assert(value == FOO_COUNT);
50     assert(ypc->ypc_array_index.empty() ||
51            ypc->ypc_array_index.back() == FOO_COUNT);
52 
53     FOO_COUNT += 1;
54 
55     return 1;
56 }
57 
read_const(yajlpp_parse_context * ypc,long long value)58 static int read_const(yajlpp_parse_context *ypc, long long value)
59 {
60     CONST_COUNT += 1;
61 
62     return 1;
63 }
64 
main(int argc,char * argv[])65 int main(int argc, char *argv[])
66 {
67     struct json_path_container test_obj_handler = {
68         json_path_handler("foo", read_foo)
69     };
70 
71     {
72         struct json_path_container test_array_handlers = {
73             json_path_handler("#")
74                 .add_cb(read_const)
75                 .with_children(test_obj_handler)
76         };
77 
78         yajlpp_parse_context ypc("test_data", &test_array_handlers);
79         auto handle = yajl_alloc(&ypc.ypc_callbacks, nullptr, &ypc);
80         ypc.with_handle(handle);
81         ypc.parse((const unsigned char *) TEST_DATA, strlen(TEST_DATA));
82         yajl_free(handle);
83 
84         assert(FOO_COUNT == 2);
85         assert(CONST_COUNT == 1);
86     }
87 
88     {
89         FOO_COUNT = 0;
90 
91         yajlpp_parse_context ypc("test_data", &test_obj_handler);
92         auto handle = yajl_alloc(&ypc.ypc_callbacks, nullptr, &ypc);
93         ypc.with_handle(handle);
94 
95         ypc.parse(reinterpret_cast<const unsigned char *>(TEST_OBJ_DATA),
96                   strlen(TEST_OBJ_DATA));
97         yajl_free(handle);
98 
99         assert(FOO_COUNT == 1);
100     }
101 }
102