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 
parse_file(const char * filename)31 static 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 
do_test(const char * test_name)46 static 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 
file_test1_should_be_parsed_and_printed(void)109 static void file_test1_should_be_parsed_and_printed(void)
110 {
111     do_test("test1");
112 }
113 
file_test2_should_be_parsed_and_printed(void)114 static void file_test2_should_be_parsed_and_printed(void)
115 {
116     do_test("test2");
117 }
118 
file_test3_should_be_parsed_and_printed(void)119 static void file_test3_should_be_parsed_and_printed(void)
120 {
121     do_test("test3");
122 }
123 
file_test4_should_be_parsed_and_printed(void)124 static void file_test4_should_be_parsed_and_printed(void)
125 {
126     do_test("test4");
127 }
128 
file_test5_should_be_parsed_and_printed(void)129 static void file_test5_should_be_parsed_and_printed(void)
130 {
131     do_test("test5");
132 }
133 
file_test6_should_not_be_parsed(void)134 static 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 
file_test7_should_be_parsed_and_printed(void)157 static void file_test7_should_be_parsed_and_printed(void)
158 {
159     do_test("test7");
160 }
161 
file_test8_should_be_parsed_and_printed(void)162 static void file_test8_should_be_parsed_and_printed(void)
163 {
164     do_test("test8");
165 }
166 
file_test9_should_be_parsed_and_printed(void)167 static void file_test9_should_be_parsed_and_printed(void)
168 {
169     do_test("test9");
170 }
171 
file_test10_should_be_parsed_and_printed(void)172 static void file_test10_should_be_parsed_and_printed(void)
173 {
174     do_test("test10");
175 }
176 
file_test11_should_be_parsed_and_printed(void)177 static void file_test11_should_be_parsed_and_printed(void)
178 {
179     do_test("test11");
180 }
181 
test12_should_not_be_parsed(void)182 static 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 
test13_should_be_parsed_without_null_termination(void)198 static 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 
test14_should_not_be_parsed(void)227 static 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 
main(void)253 int 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