1 /*
2 * SysDB - t/unit/frontend/parser_test.c
3 * Copyright (C) 2013 Sebastian 'tokkee' Harl <sh@tokkee.org>
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
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
28 #include "frontend/connection.h"
29 #include "frontend/parser.h"
30 #include "core/store-private.h"
31 #include "core/object.h"
32 #include "libsysdb_test.h"
34 #include <check.h>
36 /*
37 * tests
38 */
40 START_TEST(test_parse)
41 {
42 struct {
43 const char *query;
44 int len;
45 int expected;
46 sdb_conn_state_t expected_cmd;
47 } golden_data[] = {
48 /* empty commands */
49 { NULL, -1, -1, 0 },
50 { "", -1, 0, 0 },
51 { ";", -1, 0, 0 },
52 { ";;", -1, 0, 0 },
54 /* valid commands */
55 { "FETCH 'host'", -1, 1, CONNECTION_FETCH },
56 { "FETCH 'host' FILTER "
57 "host = 'host'", -1, 1, CONNECTION_FETCH },
59 { "LIST", -1, 1, CONNECTION_LIST },
60 { "LIST -- comment", -1, 1, CONNECTION_LIST },
61 { "LIST;", -1, 1, CONNECTION_LIST },
62 { "LIST; INVALID", 5, 1, CONNECTION_LIST },
63 { "LIST FILTER "
64 "host = 'host'", -1, 1, CONNECTION_LIST },
66 { "LOOKUP hosts", -1, 1, CONNECTION_LOOKUP },
67 { "LOOKUP hosts MATCHING "
68 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
69 { "LOOKUP hosts MATCHING NOT "
70 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
71 { "LOOKUP hosts MATCHING "
72 "host =~ 'p' AND "
73 "service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
74 { "LOOKUP hosts MATCHING NOT "
75 "host =~ 'p' AND "
76 "service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
77 { "LOOKUP hosts MATCHING "
78 "host =~ 'p' AND "
79 "service =~ 'p' OR "
80 "service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
81 { "LOOKUP hosts MATCHING NOT "
82 "host =~ 'p' AND "
83 "service =~ 'p' OR "
84 "service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
85 { "LOOKUP hosts MATCHING "
86 "host =~ 'p' "
87 "FILTER :age > 1D", -1, 1, CONNECTION_LOOKUP },
88 { "LOOKUP hosts MATCHING "
89 "host =~ 'p' "
90 "FILTER :age > 1D AND "
91 ":interval < 240s" , -1, 1, CONNECTION_LOOKUP },
92 { "LOOKUP hosts MATCHING "
93 "host =~ 'p' "
94 "FILTER NOT :age>1D", -1, 1, CONNECTION_LOOKUP },
95 { "LOOKUP hosts MATCHING "
96 "host =~ 'p' "
97 "FILTER :age>"
98 ":interval", -1, 1, CONNECTION_LOOKUP },
100 /* numeric constants */
101 { "LOOKUP hosts MATCHING "
102 "attribute.foo = "
103 "1234", -1, 1, CONNECTION_LOOKUP },
104 { "LOOKUP hosts MATCHING "
105 "attribute.foo != "
106 "+234", -1, 1, CONNECTION_LOOKUP },
107 { "LOOKUP hosts MATCHING "
108 "attribute.foo < "
109 "-234", -1, 1, CONNECTION_LOOKUP },
110 { "LOOKUP hosts MATCHING "
111 "attribute.foo > "
112 "12.4", -1, 1, CONNECTION_LOOKUP },
113 { "LOOKUP hosts MATCHING "
114 "attribute.foo <= "
115 "12. + .3", -1, 1, CONNECTION_LOOKUP },
116 { "LOOKUP hosts MATCHING "
117 "attribute.foo >= "
118 ".4", -1, 1, CONNECTION_LOOKUP },
119 { "LOOKUP hosts MATCHING "
120 "attribute.foo = "
121 "+12e3", -1, 1, CONNECTION_LOOKUP },
122 { "LOOKUP hosts MATCHING "
123 "attribute.foo = "
124 "+12e-3", -1, 1, CONNECTION_LOOKUP },
125 { "LOOKUP hosts MATCHING "
126 "attribute.foo = "
127 "-12e+3", -1, 1, CONNECTION_LOOKUP },
129 /* date, time, interval constants */
130 { "LOOKUP hosts MATCHING "
131 "attribute.foo = "
132 "1 Y 42D", -1, 1, CONNECTION_LOOKUP },
133 { "LOOKUP hosts MATCHING "
134 "attribute.foo = "
135 "1s 42D", -1, 1, CONNECTION_LOOKUP },
136 /*
137 * TODO: Something like 1Y42D should work as well but it doesn't since
138 * the scanner will tokenize it into {digit}{identifier} :-/
139 *
140 { "LOOKUP hosts MATCHING "
141 "attribute.foo = "
142 "1Y42D", -1, 1, CONNECTION_LOOKUP },
143 */
145 /* NULL */
146 { "LOOKUP hosts MATCHING "
147 "attribute.foo "
148 "IS NULL", -1, 1, CONNECTION_LOOKUP },
149 { "LOOKUP hosts MATCHING "
150 "attribute.foo "
151 "IS NOT NULL", -1, 1, CONNECTION_LOOKUP },
152 { "LOOKUP hosts MATCHING "
153 "NOT attribute.foo "
154 "IS NULL", -1, 1, CONNECTION_LOOKUP },
155 { "LOOKUP hosts MATCHING "
156 "host IS NULL", -1, -1, 0 },
157 { "LOOKUP hosts MATCHING "
158 "service IS NULL", -1, -1, 0 },
160 /* invalid numeric constants */
161 { "LOOKUP hosts MATCHING "
162 "attribute.foo = "
163 "+-12e+3", -1, -1, 0 },
164 { "LOOKUP hosts MATCHING "
165 "attribute.foo = "
166 "-12e-+3", -1, -1, 0 },
167 { "LOOKUP hosts MATCHING "
168 "attribute.foo = "
169 "e+3", -1, -1, 0 },
170 { "LOOKUP hosts MATCHING "
171 "attribute.foo = "
172 "3e", -1, -1, 0 },
173 /* following SQL standard, we don't support hex numbers */
174 { "LOOKUP hosts MATCHING "
175 "attribute.foo = "
176 "0x12", -1, -1, 0 },
178 /* invalid expressions */
179 { "LOOKUP hosts MATCHING "
180 "attribute.foo = "
181 "1.23 + 'foo'", -1, -1, 0 },
183 /* comments */
184 { "/* some comment */", -1, 0, 0 },
185 { "-- another comment", -1, 0, 0 },
187 /* syntax errors */
188 { "INVALID", -1, -1, 0 },
189 { "FETCH host", -1, -1, 0 },
190 { "LIST; INVALID", 8, -1, 0 },
191 { "/* some incomplete", -1, -1, 0 },
193 { "LIST MATCHING "
194 "host = 'host'", -1, -1, 0 },
195 { "FETCH 'host' MATCHING "
196 "host = 'host'", -1, -1, 0 },
198 { "LOOKUP foo", -1, -1, 0 },
199 { "LOOKUP foo MATCHING "
200 "host = 'host'", -1, -1, 0 },
201 { "LOOKUP foo FILTER "
202 "host = 'host'", -1, -1, 0 },
203 { "LOOKUP foo MATCHING "
204 "host = 'host' FILTER "
205 "host = 'host'", -1, -1, 0 },
206 };
208 size_t i;
209 sdb_llist_t *check;
211 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
212 sdb_object_t *obj;
213 _Bool ok;
215 check = sdb_fe_parse(golden_data[i].query, golden_data[i].len);
216 if (golden_data[i].expected < 0)
217 ok = check == 0;
218 else
219 ok = sdb_llist_len(check) == (size_t)golden_data[i].expected;
221 fail_unless(ok, "sdb_fe_parse(%s) = %p (len: %zu); expected: %d",
222 golden_data[i].query, check, sdb_llist_len(check),
223 golden_data[i].expected);
225 if (! check)
226 continue;
228 if ((! golden_data[i].expected_cmd)
229 || (golden_data[i].expected <= 0)) {
230 sdb_llist_destroy(check);
231 continue;
232 }
234 obj = sdb_llist_get(check, 0);
235 fail_unless(SDB_CONN_NODE(obj)->cmd == golden_data[i].expected_cmd,
236 "sdb_fe_parse(%s)->cmd = %i; expected: %d",
237 golden_data[i].query, SDB_CONN_NODE(obj)->cmd,
238 golden_data[i].expected_cmd);
239 sdb_object_deref(obj);
240 sdb_llist_destroy(check);
241 }
242 }
243 END_TEST
245 START_TEST(test_parse_matcher)
246 {
247 struct {
248 const char *expr;
249 int len;
250 int expected;
251 } golden_data[] = {
252 /* empty expressions */
253 { NULL, -1, -1 },
254 { "", -1, -1 },
256 /* valid expressions */
257 { "host = 'localhost'", -1, MATCHER_NAME },
258 { "host != 'localhost'", -1, MATCHER_NOT },
259 { "host =~ 'host'", -1, MATCHER_NAME },
260 { "host !~ 'host'", -1, MATCHER_NOT },
261 { "host = 'localhost' -- foo", -1, MATCHER_NAME },
262 { "host = 'host' <garbage>", 13, MATCHER_NAME },
263 /* match hosts by service */
264 { "service = 'name'", -1, MATCHER_NAME },
265 { "service != 'name'", -1, MATCHER_NOT },
266 { "service =~ 'pattern'", -1, MATCHER_NAME },
267 { "service !~ 'pattern'", -1, MATCHER_NOT },
268 /* match hosts by attribute */
269 { "attribute = 'name'", -1, MATCHER_NAME },
270 { "attribute != 'name'", -1, MATCHER_NOT },
271 { "attribute =~ 'pattern'", -1, MATCHER_NAME },
272 { "attribute !~ 'pattern'", -1, MATCHER_NOT },
273 /* composite expressions */
274 { "host =~ 'pattern' AND "
275 "service =~ 'pattern'", -1, MATCHER_AND },
276 { "host =~ 'pattern' OR "
277 "service =~ 'pattern'", -1, MATCHER_OR },
278 { "NOT host = 'host'", -1, MATCHER_NOT },
279 /* numeric expressions */
280 { "attribute.foo < 123", -1, MATCHER_LT },
281 { "attribute.foo <= 123", -1, MATCHER_LE },
282 { "attribute.foo = 123", -1, MATCHER_EQ },
283 { "attribute.foo >= 123", -1, MATCHER_GE },
284 { "attribute.foo > 123", -1, MATCHER_GT },
285 /* NULL; while this is an implementation detail,
286 * IS NULL currently maps to an equality matcher */
287 { "attribute.foo IS NULL", -1, MATCHER_ISNULL },
288 { "attribute.foo IS NOT NULL", -1, MATCHER_NOT },
290 /* object field matchers */
291 { ":last_update < 10s", -1, MATCHER_LT },
292 { ":AGE <= 1m", -1, MATCHER_LE },
293 { ":interval = 10h", -1, MATCHER_EQ },
294 { ":Last_Update >= 24D", -1, MATCHER_GE },
295 { ":age > 1M", -1, MATCHER_GT },
296 { ":age != 20Y", -1, MATCHER_NOT },
297 { ":backend != 'be'", -1, MATCHER_NOT },
298 { ":age <= 2 * :interval", -1, MATCHER_LE },
300 /* check operator precedence */
301 { "host = 'name' OR "
302 "service = 'name' AND "
303 "attribute = 'name' OR "
304 "attribute.foo = 'bar'", -1, MATCHER_OR },
305 { "host = 'name' AND "
306 "service = 'name' AND "
307 "attribute = 'name' OR "
308 "attribute.foo = 'bar'", -1, MATCHER_OR },
309 { "host = 'name' AND "
310 "service = 'name' OR "
311 "attribute = 'name' AND "
312 "attribute.foo = 'bar'", -1, MATCHER_OR },
313 { "(host = 'name' OR "
314 "service = 'name') AND "
315 "(attribute = 'name' OR "
316 "attribute.foo = 'bar')", -1, MATCHER_AND },
317 { "NOT host = 'name' OR "
318 "service = 'name'", -1, MATCHER_OR },
319 { "NOT host = 'name' OR "
320 "NOT service = 'name'", -1, MATCHER_OR },
321 { "NOT (host = 'name' OR "
322 "NOT service = 'name')", -1, MATCHER_NOT },
324 /* syntax errors */
325 { "LIST", -1, -1 },
326 { "foo &^ bar", -1, -1 },
327 };
329 size_t i;
331 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
332 sdb_store_matcher_t *m;
333 m = sdb_fe_parse_matcher(golden_data[i].expr, golden_data[i].len);
335 if (golden_data[i].expected < 0) {
336 fail_unless(m == NULL,
337 "sdb_fe_parse_matcher(%s) = %p; expected: NULL",
338 golden_data[i].expr, m);
339 continue;
340 }
342 fail_unless(m != NULL, "sdb_fe_parse_matcher(%s) = NULL; "
343 "expected: <matcher>", golden_data[i].expr);
344 fail_unless(M(m)->type == golden_data[i].expected,
345 "sdb_fe_parse_matcher(%s) returned matcher of type %d; "
346 "expected: %d", golden_data[i].expr, M(m)->type,
347 golden_data[i].expected);
349 sdb_object_deref(SDB_OBJ(m));
350 }
351 }
352 END_TEST
354 Suite *
355 fe_parser_suite(void)
356 {
357 Suite *s = suite_create("frontend::parser");
358 TCase *tc;
360 tc = tcase_create("core");
361 tcase_add_test(tc, test_parse);
362 tcase_add_test(tc, test_parse_matcher);
363 suite_add_tcase(s, tc);
365 return s;
366 } /* util_parser_suite */
368 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */