xref: /freebsd/contrib/libucl/tests/test_schema.c (revision f126890a)
1 /* Copyright (c) 2014, Vsevolod Stakhov
2  * All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *       * Redistributions of source code must retain the above copyright
7  *         notice, this list of conditions and the following disclaimer.
8  *       * Redistributions in binary form must reproduce the above copyright
9  *         notice, this list of conditions and the following disclaimer in the
10  *         documentation and/or other materials provided with the distribution.
11  *
12  * THIS SOFTWARE IS PROVIDED ''AS IS'' AND ANY
13  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
14  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
15  * DISCLAIMED. IN NO EVENT SHALL AUTHOR BE LIABLE FOR ANY
16  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
17  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
18  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
19  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
20  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
21  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22  */
23 
24 #include <stdio.h>
25 #include <errno.h>
26 #include <unistd.h>
27 #include "ucl.h"
28 
29 static int
30 read_stdin (char **buf)
31 {
32 	int size = BUFSIZ, remain, ret;
33 	char *p;
34 
35 	*buf = malloc (size);
36 	if (*buf == NULL) {
37 		return -1;
38 	}
39 
40 	p = *buf;
41 	remain = size;
42 
43 	while ((ret = read (STDIN_FILENO, p, remain - 1)) > 0) {
44 		remain -= ret;
45 		p += ret;
46 
47 		if (remain <= 1) {
48 			*buf = realloc (*buf, size * 2);
49 			if (*buf == NULL) {
50 				return -1;
51 			}
52 
53 			p = *buf + size - 1;
54 			remain = size + 1;
55 			size *= 2;
56 		}
57 	}
58 
59 	*p = '\0';
60 
61 	return ret;
62 }
63 
64 static bool
65 perform_test (const ucl_object_t *schema, const ucl_object_t *obj,
66 		struct ucl_schema_error *err)
67 {
68 	const ucl_object_t *valid, *data, *description;
69 	bool match;
70 
71 	data = ucl_object_lookup (obj, "data");
72 	description = ucl_object_lookup (obj, "description");
73 	valid = ucl_object_lookup (obj, "valid");
74 
75 	if (data == NULL || description == NULL || valid == NULL) {
76 		fprintf (stdout, "Bad test case\n");
77 		return false;
78 	}
79 
80 	match = ucl_object_validate (schema, data, err);
81 	if (match != ucl_object_toboolean (valid)) {
82 		fprintf (stdout, "Test case '%s' failed (expected %s): '%s'\n",
83 				ucl_object_tostring (description),
84 				ucl_object_toboolean (valid) ? "valid" : "invalid",
85 						err->msg);
86 		fprintf (stdout, "%s\n", ucl_object_emit (data, UCL_EMIT_CONFIG));
87 		fprintf (stdout, "%s\n", ucl_object_emit (schema, UCL_EMIT_CONFIG));
88 		return false;
89 	}
90 
91 	return true;
92 }
93 
94 static int
95 perform_tests (const ucl_object_t *obj)
96 {
97 	struct ucl_schema_error err;
98 	ucl_object_iter_t iter = NULL;
99 	const ucl_object_t *schema, *tests, *description, *test;
100 
101 	if (obj->type != UCL_OBJECT) {
102 		fprintf (stdout, "Bad test case\n");
103 		return EXIT_FAILURE;
104 	}
105 
106 	schema = ucl_object_lookup (obj, "schema");
107 	tests = ucl_object_lookup (obj, "tests");
108 	description = ucl_object_lookup (obj, "description");
109 
110 	if (schema == NULL || tests == NULL || description == NULL) {
111 		fprintf (stdout, "Bad test case\n");
112 		return EXIT_FAILURE;
113 	}
114 
115 	memset (&err, 0, sizeof (err));
116 
117 	while ((test = ucl_object_iterate (tests, &iter, true)) != NULL) {
118 		if (!perform_test (schema, test, &err)) {
119 			fprintf (stdout, "Test suite '%s' failed\n",
120 							ucl_object_tostring (description));
121 			return EXIT_FAILURE;
122 		}
123 	}
124 
125 	return 0;
126 }
127 
128 int
129 main (int argc, char **argv)
130 {
131 	char *buf = NULL;
132 	struct ucl_parser *parser;
133 	ucl_object_t *obj = NULL;
134 	const ucl_object_t *elt;
135 	ucl_object_iter_t iter = NULL;
136 	int ret = 0;
137 
138 	if (read_stdin (&buf) == -1) {
139 		exit (EXIT_FAILURE);
140 	}
141 
142 	parser = ucl_parser_new (0);
143 
144 	ucl_parser_add_string (parser, buf, 0);
145 
146 	if (ucl_parser_get_error (parser) != NULL) {
147 		fprintf (stdout, "Error occurred: %s\n", ucl_parser_get_error (parser));
148 		ret = 1;
149 		return EXIT_FAILURE;
150 	}
151 	obj = ucl_parser_get_object (parser);
152 	ucl_parser_free (parser);
153 
154 	while ((elt = ucl_object_iterate (obj, &iter, true)) != NULL) {
155 		ret = perform_tests (elt);
156 		if (ret != 0) {
157 			break;
158 		}
159 	}
160 
161 	ucl_object_unref (obj);
162 
163 	return ret;
164 }
165