xref: /third_party/cJSON/tests/parse_examples.c (revision 9750e409)
1/*
2  Copyright (c) 2009-2017 Dave Gamble and cJSON contributors
3
4  Permission is hereby granted, free of charge, to any person obtaining a copy
5  of this software and associated documentation files (the "Software"), to deal
6  in the Software without restriction, including without limitation the rights
7  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8  copies of the Software, and to permit persons to whom the Software is
9  furnished to do so, subject to the following conditions:
10
11  The above copyright notice and this permission notice shall be included in
12  all copies or substantial portions of the Software.
13
14  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20  THE SOFTWARE.
21*/
22
23#include <stdio.h>
24#include <stdlib.h>
25#include <string.h>
26
27#include "unity/examples/unity_config.h"
28#include "unity/src/unity.h"
29#include "common.h"
30
31static cJSON *parse_file(const char *filename)
32{
33    cJSON *parsed = NULL;
34    char *content = read_file(filename);
35
36    parsed = cJSON_Parse(content);
37
38    if (content != NULL)
39    {
40        free(content);
41    }
42
43    return parsed;
44}
45
46static void do_test(const char *test_name)
47{
48    char *expected = NULL;
49    char *actual = NULL;
50    cJSON *tree = NULL;
51
52    size_t test_name_length = 0;
53    /* path of the test input */
54    char *test_path = NULL;
55    /* path of the expected output */
56    char *expected_path = NULL;
57
58    test_name_length = strlen(test_name);
59
60    /* allocate file paths */
61#define TEST_DIR_PATH "inputs/"
62    test_path = (char*)malloc(sizeof(TEST_DIR_PATH) + test_name_length);
63    TEST_ASSERT_NOT_NULL_MESSAGE(test_path, "Failed to allocate test_path buffer.");
64    expected_path = (char*)malloc(sizeof(TEST_DIR_PATH) + test_name_length + sizeof(".expected"));
65    TEST_ASSERT_NOT_NULL_MESSAGE(expected_path, "Failed to allocate expected_path buffer.");
66
67    /* create file paths */
68    sprintf(test_path, TEST_DIR_PATH"%s", test_name);
69    sprintf(expected_path, TEST_DIR_PATH"%s.expected", test_name);
70
71    /* read expected output */
72    expected = read_file(expected_path);
73    TEST_ASSERT_NOT_NULL_MESSAGE(expected, "Failed to read expected output.");
74
75    /* read and parse test */
76    tree = parse_file(test_path);
77    TEST_ASSERT_NOT_NULL_MESSAGE(tree, "Failed to read of parse test.");
78
79    /* print the parsed tree */
80    actual = cJSON_Print(tree);
81    TEST_ASSERT_NOT_NULL_MESSAGE(actual, "Failed to print tree back to JSON.");
82
83
84    TEST_ASSERT_EQUAL_STRING(expected, actual);
85
86    /* cleanup resources */
87    if (expected != NULL)
88    {
89        free(expected);
90    }
91    if (tree != NULL)
92    {
93        cJSON_Delete(tree);
94    }
95    if (actual != NULL)
96    {
97        free(actual);
98    }
99    if (test_path != NULL)
100    {
101        free(test_path);
102    }
103    if (expected_path != NULL)
104    {
105        free(expected_path);
106    }
107}
108
109static void file_test1_should_be_parsed_and_printed(void)
110{
111    do_test("test1");
112}
113
114static void file_test2_should_be_parsed_and_printed(void)
115{
116    do_test("test2");
117}
118
119static void file_test3_should_be_parsed_and_printed(void)
120{
121    do_test("test3");
122}
123
124static void file_test4_should_be_parsed_and_printed(void)
125{
126    do_test("test4");
127}
128
129static void file_test5_should_be_parsed_and_printed(void)
130{
131    do_test("test5");
132}
133
134static void file_test6_should_not_be_parsed(void)
135{
136    char *test6 = NULL;
137    cJSON *tree = NULL;
138
139    test6 = read_file("inputs/test6");
140    TEST_ASSERT_NOT_NULL_MESSAGE(test6, "Failed to read test6 data.");
141
142    tree = cJSON_Parse(test6);
143    TEST_ASSERT_NULL_MESSAGE(tree, "Should fail to parse what is not JSON.");
144
145    TEST_ASSERT_EQUAL_PTR_MESSAGE(test6, cJSON_GetErrorPtr(), "Error pointer is incorrect.");
146
147    if (test6 != NULL)
148    {
149        free(test6);
150    }
151    if (tree != NULL)
152    {
153        cJSON_Delete(tree);
154    }
155}
156
157static void file_test7_should_be_parsed_and_printed(void)
158{
159    do_test("test7");
160}
161
162static void file_test8_should_be_parsed_and_printed(void)
163{
164    do_test("test8");
165}
166
167static void file_test9_should_be_parsed_and_printed(void)
168{
169    do_test("test9");
170}
171
172static void file_test10_should_be_parsed_and_printed(void)
173{
174    do_test("test10");
175}
176
177static void file_test11_should_be_parsed_and_printed(void)
178{
179    do_test("test11");
180}
181
182static void test12_should_not_be_parsed(void)
183{
184    const char *test12 = "{ \"name\": ";
185    cJSON *tree = NULL;
186
187    tree = cJSON_Parse(test12);
188    TEST_ASSERT_NULL_MESSAGE(tree, "Should fail to parse incomplete JSON.");
189
190    TEST_ASSERT_EQUAL_PTR_MESSAGE(test12 + strlen(test12), cJSON_GetErrorPtr(), "Error pointer is incorrect.");
191
192    if (tree != NULL)
193    {
194        cJSON_Delete(tree);
195    }
196}
197
198static void test13_should_be_parsed_without_null_termination(void)
199{
200    cJSON *tree = NULL;
201    const char test_13[] = "{" \
202                                "\"Image\":{" \
203                                    "\"Width\":800," \
204                                    "\"Height\":600," \
205                                    "\"Title\":\"Viewfrom15thFloor\"," \
206                                    "\"Thumbnail\":{" \
207                                        "\"Url\":\"http:/*www.example.com/image/481989943\"," \
208                                        "\"Height\":125," \
209                                        "\"Width\":\"100\"" \
210                                    "}," \
211                                    "\"IDs\":[116,943,234,38793]" \
212                                "}" \
213                            "}";
214
215    char test_13_wo_null[sizeof(test_13) - 1];
216    memcpy(test_13_wo_null, test_13, sizeof(test_13) - 1);
217
218    tree = cJSON_ParseWithLength(test_13_wo_null, sizeof(test_13) - 1);
219    TEST_ASSERT_NOT_NULL_MESSAGE(tree, "Failed to parse valid json.");
220
221    if (tree != NULL)
222    {
223        cJSON_Delete(tree);
224    }
225}
226
227static void test14_should_not_be_parsed(void)
228{
229    cJSON *tree = NULL;
230    const char test_14[] = "{" \
231                                "\"Image\":{" \
232                                    "\"Width\":800," \
233                                    "\"Height\":600," \
234                                    "\"Title\":\"Viewfrom15thFloor\"," \
235                                    "\"Thumbnail\":{" \
236                                        "\"Url\":\"http:/*www.example.com/image/481989943\"," \
237                                        "\"Height\":125," \
238                                        "\"Width\":\"100\"" \
239                                    "}," \
240                                    "\"IDs\":[116,943,234,38793]" \
241                                "}" \
242                            "}";
243
244    tree = cJSON_ParseWithLength(test_14, sizeof(test_14) - 2);
245    TEST_ASSERT_NULL_MESSAGE(tree, "Should not continue after buffer_length is reached.");
246
247    if (tree != NULL)
248    {
249        cJSON_Delete(tree);
250    }
251}
252
253int CJSON_CDECL main(void)
254{
255    UNITY_BEGIN();
256    RUN_TEST(file_test1_should_be_parsed_and_printed);
257    RUN_TEST(file_test2_should_be_parsed_and_printed);
258    RUN_TEST(file_test3_should_be_parsed_and_printed);
259    RUN_TEST(file_test4_should_be_parsed_and_printed);
260    RUN_TEST(file_test5_should_be_parsed_and_printed);
261    RUN_TEST(file_test6_should_not_be_parsed);
262    RUN_TEST(file_test7_should_be_parsed_and_printed);
263    RUN_TEST(file_test8_should_be_parsed_and_printed);
264    RUN_TEST(file_test9_should_be_parsed_and_printed);
265    RUN_TEST(file_test10_should_be_parsed_and_printed);
266    RUN_TEST(file_test11_should_be_parsed_and_printed);
267    RUN_TEST(test12_should_not_be_parsed);
268    RUN_TEST(test13_should_be_parsed_without_null_termination);
269    RUN_TEST(test14_should_not_be_parsed);
270    return UNITY_END();
271}
272