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>
35 #include <limits.h>
37 /*
38 * tests
39 */
41 START_TEST(test_parse)
42 {
43 struct {
44 const char *query;
45 int len;
46 int expected;
47 sdb_conn_state_t expected_cmd;
48 } golden_data[] = {
49 /* empty commands */
50 { NULL, -1, -1, 0 },
51 { "", -1, 0, 0 },
52 { ";", -1, 0, 0 },
53 { ";;", -1, 0, 0 },
55 /* valid commands */
56 { "FETCH host 'host'", -1, 1, CONNECTION_FETCH },
57 { "FETCH host 'host' FILTER "
58 "age > 60s", -1, 1, CONNECTION_FETCH },
59 { "FETCH service "
60 "'host'.'service'", -1, 1, CONNECTION_FETCH },
61 { "FETCH metric "
62 "'host'.'metric'", -1, 1, CONNECTION_FETCH },
64 { "LIST hosts", -1, 1, CONNECTION_LIST },
65 { "LIST hosts -- foo", -1, 1, CONNECTION_LIST },
66 { "LIST hosts;", -1, 1, CONNECTION_LIST },
67 { "LIST hosts; INVALID", 11, 1, CONNECTION_LIST },
68 { "LIST hosts FILTER "
69 "age > 60s", -1, 1, CONNECTION_LIST },
70 { "LIST services", -1, 1, CONNECTION_LIST },
71 { "LIST services FILTER "
72 "age > 60s", -1, 1, CONNECTION_LIST },
73 { "LIST metrics", -1, 1, CONNECTION_LIST },
74 { "LIST metrics FILTER "
75 "age > 60s", -1, 1, CONNECTION_LIST },
77 { "LOOKUP hosts", -1, 1, CONNECTION_LOOKUP },
78 { "LOOKUP hosts MATCHING "
79 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
80 { "LOOKUP hosts MATCHING NOT "
81 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
82 { "LOOKUP hosts MATCHING "
83 "host =~ 'p' AND "
84 "ANY service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
85 { "LOOKUP hosts MATCHING NOT "
86 "host =~ 'p' AND "
87 "ANY service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
88 { "LOOKUP hosts MATCHING "
89 "host =~ 'p' AND "
90 "ANY service =~ 'p' OR "
91 "ANY service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
92 { "LOOKUP hosts MATCHING NOT "
93 "host =~ 'p' AND "
94 "ANY service =~ 'p' OR "
95 "ANY service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
96 { "LOOKUP hosts MATCHING "
97 "host =~ 'p' "
98 "FILTER age > 1D", -1, 1, CONNECTION_LOOKUP },
99 { "LOOKUP hosts MATCHING "
100 "host =~ 'p' "
101 "FILTER age > 1D AND "
102 "interval < 240s" , -1, 1, CONNECTION_LOOKUP },
103 { "LOOKUP hosts MATCHING "
104 "host =~ 'p' "
105 "FILTER NOT age>1D", -1, 1, CONNECTION_LOOKUP },
106 { "LOOKUP hosts MATCHING "
107 "host =~ 'p' "
108 "FILTER age>"
109 "interval", -1, 1, CONNECTION_LOOKUP },
111 { "TIMESERIES 'host'.'metric' "
112 "START 2014-01-01 "
113 "END 2014-12-31 "
114 "23:59:59", -1, 1, CONNECTION_TIMESERIES },
115 { "TIMESERIES 'host'.'metric' "
116 "START 2014-02-02 "
117 "14:02", -1, 1, CONNECTION_TIMESERIES },
118 { "TIMESERIES 'host'.'metric' "
119 "END 2014-02-02", -1, 1, CONNECTION_TIMESERIES },
120 { "TIMESERIES "
121 "'host'.'metric'", -1, 1, CONNECTION_TIMESERIES },
123 /* string constants */
124 { "LOOKUP hosts MATCHING "
125 "host = ''''", -1, 1, CONNECTION_LOOKUP },
126 { "LOOKUP hosts MATCHING "
127 "host = '''foo'", -1, 1, CONNECTION_LOOKUP },
128 { "LOOKUP hosts MATCHING "
129 "host = 'f''oo'", -1, 1, CONNECTION_LOOKUP },
130 { "LOOKUP hosts MATCHING "
131 "host = 'foo'''", -1, 1, CONNECTION_LOOKUP },
132 { "LOOKUP hosts MATCHING "
133 "host = '''", -1, -1, 0 },
135 /* numeric constants */
136 { "LOOKUP hosts MATCHING "
137 "attribute['foo'] = "
138 "1234", -1, 1, CONNECTION_LOOKUP },
139 { "LOOKUP hosts MATCHING "
140 "attribute['foo'] != "
141 "+234", -1, 1, CONNECTION_LOOKUP },
142 { "LOOKUP hosts MATCHING "
143 "attribute['foo'] < "
144 "-234", -1, 1, CONNECTION_LOOKUP },
145 { "LOOKUP hosts MATCHING "
146 "attribute['foo'] > "
147 "12.4", -1, 1, CONNECTION_LOOKUP },
148 { "LOOKUP hosts MATCHING "
149 "attribute['foo'] <= "
150 "12. + .3", -1, 1, CONNECTION_LOOKUP },
151 { "LOOKUP hosts MATCHING "
152 "attribute['foo'] <= "
153 "'f' || 'oo'", -1, 1, CONNECTION_LOOKUP },
154 { "LOOKUP hosts MATCHING "
155 "attribute['foo'] >= "
156 ".4", -1, 1, CONNECTION_LOOKUP },
157 { "LOOKUP hosts MATCHING "
158 "attribute['foo'] = "
159 "+12e3", -1, 1, CONNECTION_LOOKUP },
160 { "LOOKUP hosts MATCHING "
161 "attribute['foo'] = "
162 "+12e-3", -1, 1, CONNECTION_LOOKUP },
163 { "LOOKUP hosts MATCHING "
164 "attribute['foo'] = "
165 "-12e+3", -1, 1, CONNECTION_LOOKUP },
167 /* date, time, interval constants */
168 { "LOOKUP hosts MATCHING "
169 "attribute['foo'] = "
170 "1 Y 42D", -1, 1, CONNECTION_LOOKUP },
171 { "LOOKUP hosts MATCHING "
172 "attribute['foo'] = "
173 "1s 42D", -1, 1, CONNECTION_LOOKUP },
174 /*
175 * TODO: Something like 1Y42D should work as well but it doesn't since
176 * the scanner will tokenize it into {digit}{identifier} :-/
177 *
178 { "LOOKUP hosts MATCHING "
179 "attribute['foo'] = "
180 "1Y42D", -1, 1, CONNECTION_LOOKUP },
181 */
183 /* NULL */
184 { "LOOKUP hosts MATCHING "
185 "attribute['foo'] "
186 "IS NULL", -1, 1, CONNECTION_LOOKUP },
187 { "LOOKUP hosts MATCHING "
188 "attribute['foo'] "
189 "IS NOT NULL", -1, 1, CONNECTION_LOOKUP },
190 { "LOOKUP hosts MATCHING "
191 "NOT attribute['foo'] "
192 "IS NULL", -1, 1, CONNECTION_LOOKUP },
193 { "LOOKUP hosts MATCHING "
194 "ANY service IS NULL", -1, -1, 0 },
196 /* invalid numeric constants */
197 { "LOOKUP hosts MATCHING "
198 "attribute['foo'] = "
199 "+-12e+3", -1, -1, 0 },
200 { "LOOKUP hosts MATCHING "
201 "attribute['foo'] = "
202 "-12e-+3", -1, -1, 0 },
203 { "LOOKUP hosts MATCHING "
204 "attribute['foo'] = "
205 "e+3", -1, -1, 0 },
206 { "LOOKUP hosts MATCHING "
207 "attribute['foo'] = "
208 "3e", -1, -1, 0 },
209 /* following SQL standard, we don't support hex numbers */
210 { "LOOKUP hosts MATCHING "
211 "attribute['foo'] = "
212 "0x12", -1, -1, 0 },
214 /* invalid expressions */
215 { "LOOKUP hosts MATCHING "
216 "attribute['foo'] = "
217 "1.23 + 'foo'", -1, -1, 0 },
218 { "LOOKUP hosts MATCHING "
219 "attr['foo'] = 1.23", -1, -1, 0 },
220 { "LOOKUP hosts MATCHING "
221 "attr['foo'] IS NULL", -1, -1, 0 },
223 /* comments */
224 { "/* some comment */", -1, 0, 0 },
225 { "-- another comment", -1, 0, 0 },
227 /* syntax errors */
228 { "INVALID", -1, -1, 0 },
229 { "FETCH host", -1, -1, 0 },
230 { "FETCH 'host'", -1, -1, 0 },
231 { "LIST hosts; INVALID", -1, -1, 0 },
232 { "/* some incomplete", -1, -1, 0 },
234 /* invalid commands */
235 { "LIST", -1, -1, 0 },
236 { "LIST foo", -1, -1, 0 },
237 { "LIST hosts MATCHING "
238 "host = 'host'", -1, -1, 0 },
239 { "LIST foo FILTER "
240 "age > 60s", -1, -1, 0 },
241 { "FETCH host 'host' MATCHING "
242 "host = 'host'", -1, -1, 0 },
243 { "FETCH service 'host'",-1, -1, 0 },
244 { "FETCH metric 'host'", -1, -1, 0 },
245 { "FETCH host "
246 "'host'.'localhost'", -1, -1, 0 },
247 { "FETCH foo 'host'", -1, -1, 0 },
248 { "FETCH foo 'host' FILTER "
249 "age > 60s", -1, -1, 0 },
251 { "LOOKUP foo", -1, -1, 0 },
252 { "LOOKUP foo MATCHING "
253 "host = 'host'", -1, -1, 0 },
254 { "LOOKUP foo FILTER "
255 "age > 60s", -1, -1, 0 },
256 { "LOOKUP foo MATCHING "
257 "host = 'host' FILTER "
258 "age > 60s", -1, -1, 0 },
259 { "LOOKUP hosts MATCHING "
260 "attribute['foo'] <= "
261 "f || 'oo'", -1, -1, 0 },
262 { "LOOKUP hosts MATCHING "
263 "attribute['foo'] <= "
264 "'f' || oo", -1, -1, 0 },
265 };
267 sdb_strbuf_t *errbuf = sdb_strbuf_create(64);
268 sdb_llist_t *check;
270 size_t i;
272 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
273 sdb_object_t *obj;
274 _Bool ok;
276 check = sdb_fe_parse(golden_data[i].query,
277 golden_data[i].len, errbuf);
278 if (golden_data[i].expected < 0)
279 ok = check == 0;
280 else
281 ok = sdb_llist_len(check) == (size_t)golden_data[i].expected;
283 fail_unless(ok, "sdb_fe_parse(%s) = %p (len: %zu); expected: %d "
284 "(parser error: %s)", golden_data[i].query, check,
285 sdb_llist_len(check), golden_data[i].expected,
286 sdb_strbuf_string(errbuf));
288 if (! check)
289 continue;
291 if ((! golden_data[i].expected_cmd)
292 || (golden_data[i].expected <= 0)) {
293 sdb_llist_destroy(check);
294 continue;
295 }
297 obj = sdb_llist_get(check, 0);
298 fail_unless(SDB_CONN_NODE(obj)->cmd == golden_data[i].expected_cmd,
299 "sdb_fe_parse(%s)->cmd = %i; expected: %d",
300 golden_data[i].query, SDB_CONN_NODE(obj)->cmd,
301 golden_data[i].expected_cmd);
302 sdb_object_deref(obj);
303 sdb_llist_destroy(check);
304 }
306 sdb_strbuf_destroy(errbuf);
307 }
308 END_TEST
310 START_TEST(test_parse_matcher)
311 {
312 struct {
313 const char *expr;
314 int len;
315 int expected;
316 } golden_data[] = {
317 /* empty expressions */
318 { NULL, -1, -1 },
319 { "", -1, -1 },
321 /* match hosts by name */
322 { "host < 'localhost'", -1, MATCHER_LT },
323 { "host <= 'localhost'", -1, MATCHER_LE },
324 { "host = 'localhost'", -1, MATCHER_EQ },
325 { "host != 'localhost'", -1, MATCHER_NE },
326 { "host >= 'localhost'", -1, MATCHER_GE },
327 { "host > 'localhost'", -1, MATCHER_GT },
328 { "host =~ 'host'", -1, MATCHER_REGEX },
329 { "host !~ 'host'", -1, MATCHER_NREGEX },
330 { "host = 'localhost' -- foo", -1, MATCHER_EQ },
331 { "host = 'host' <garbage>", 13, MATCHER_EQ },
332 { "host &^ 'localhost'", -1, -1 },
333 /* match hosts by service */
334 { "ANY service < 'name'", -1, MATCHER_ANY },
335 { "ANY service <= 'name'", -1, MATCHER_ANY },
336 { "ANY service = 'name'", -1, MATCHER_ANY },
337 { "ANY service != 'name'", -1, MATCHER_ANY },
338 { "ANY service >= 'name'", -1, MATCHER_ANY },
339 { "ANY service > 'name'", -1, MATCHER_ANY },
340 { "ANY service =~ 'pattern'", -1, MATCHER_ANY },
341 { "ANY service !~ 'pattern'", -1, MATCHER_ANY },
342 { "ANY service &^ 'name'", -1, -1 },
343 /* match hosts by metric */
344 { "ANY metric < 'name'", -1, MATCHER_ANY },
345 { "ANY metric <= 'name'", -1, MATCHER_ANY },
346 { "ANY metric = 'name'", -1, MATCHER_ANY },
347 { "ANY metric != 'name'", -1, MATCHER_ANY },
348 { "ANY metric >= 'name'", -1, MATCHER_ANY },
349 { "ANY metric > 'name'", -1, MATCHER_ANY },
350 { "ANY metric =~ 'pattern'", -1, MATCHER_ANY },
351 { "ANY metric !~ 'pattern'", -1, MATCHER_ANY },
352 /* match hosts by attribute */
353 { "ANY attribute < 'name'", -1, MATCHER_ANY },
354 { "ANY attribute <= 'name'", -1, MATCHER_ANY },
355 { "ANY attribute = 'name'", -1, MATCHER_ANY },
356 { "ANY attribute != 'name'", -1, MATCHER_ANY },
357 { "ANY attribute >= 'name'", -1, MATCHER_ANY },
358 { "ANY attribute > 'name'", -1, MATCHER_ANY },
359 { "ANY attribute =~ 'pattern'", -1, MATCHER_ANY },
360 { "ANY attribute !~ 'pattern'", -1, MATCHER_ANY },
361 { "ANY attribute &^ 'pattern'", -1, -1 },
362 /* composite expressions */
363 { "host =~ 'pattern' AND "
364 "ANY service =~ 'pattern'", -1, MATCHER_AND },
365 { "host =~ 'pattern' OR "
366 "ANY service =~ 'pattern'", -1, MATCHER_OR },
367 { "NOT host = 'host'", -1, MATCHER_NOT },
368 /* numeric expressions */
369 { "attribute['foo'] < 123", -1, MATCHER_LT },
370 { "attribute['foo'] <= 123", -1, MATCHER_LE },
371 { "attribute['foo'] = 123", -1, MATCHER_EQ },
372 { "attribute['foo'] >= 123", -1, MATCHER_GE },
373 { "attribute['foo'] > 123", -1, MATCHER_GT },
374 /* datetime expressions */
375 { "attribute['foo'] = "
376 "2014-08-16", -1, MATCHER_EQ },
377 { "attribute['foo'] = "
378 "17:23", -1, MATCHER_EQ },
379 { "attribute['foo'] = "
380 "17:23:53", -1, MATCHER_EQ },
381 { "attribute['foo'] = "
382 "17:23:53.123", -1, MATCHER_EQ },
383 { "attribute['foo'] = "
384 "17:23:53.123456789", -1, MATCHER_EQ },
385 { "attribute['foo'] = "
386 "2014-08-16 17:23", -1, MATCHER_EQ },
387 { "attribute['foo'] = "
388 "2014-08-16 17:23:53", -1, MATCHER_EQ },
389 /* NULL; while this is an implementation detail,
390 * IS NULL currently maps to an equality matcher */
391 { "attribute['foo'] IS NULL", -1, MATCHER_ISNULL },
392 { "attribute['foo'] IS NOT NULL", -1, MATCHER_ISNNULL },
394 /* object field matchers */
395 { "name < 'a'", -1, MATCHER_LT },
396 { "name <= 'a'", -1, MATCHER_LE },
397 { "name = 'a'", -1, MATCHER_EQ },
398 { "name != 'a'", -1, MATCHER_NE },
399 { "name >= 'a'", -1, MATCHER_GE },
400 { "name > 'a'", -1, MATCHER_GT },
401 { "last_update < 2014-10-01", -1, MATCHER_LT },
402 { "last_update <= 2014-10-01", -1, MATCHER_LE },
403 { "last_update = 2014-10-01", -1, MATCHER_EQ },
404 { "last_update != 2014-10-01", -1, MATCHER_NE },
405 { "last_update >= 2014-10-01", -1, MATCHER_GE },
406 { "last_update > 2014-10-01", -1, MATCHER_GT },
407 { "Last_Update >= 24D", -1, MATCHER_GE },
408 { "age < 20s", -1, MATCHER_LT },
409 { "age <= 20s", -1, MATCHER_LE },
410 { "age = 20s", -1, MATCHER_EQ },
411 { "age != 20s", -1, MATCHER_NE },
412 { "age >= 20s", -1, MATCHER_GE },
413 { "age > 20s", -1, MATCHER_GT },
414 { "AGE <= 1m", -1, MATCHER_LE },
415 { "age > 1M", -1, MATCHER_GT },
416 { "age != 20Y", -1, MATCHER_NE },
417 { "age <= 2 * interval", -1, MATCHER_LE },
418 { "interval < 20s", -1, MATCHER_LT },
419 { "interval <= 20s", -1, MATCHER_LE },
420 { "interval = 20s", -1, MATCHER_EQ },
421 { "interval != 20s", -1, MATCHER_NE },
422 { "interval >= 20s", -1, MATCHER_GE },
423 { "interval > 20s", -1, MATCHER_GT },
424 { "'be' IN backend", -1, MATCHER_IN },
426 /* check operator precedence */
427 { "host = 'name' OR "
428 "ANY service = 'name' AND "
429 "ANY attribute = 'name' OR "
430 "attribute['foo'] = 'bar'", -1, MATCHER_OR },
431 { "host = 'name' AND "
432 "ANY service = 'name' AND "
433 "ANY attribute = 'name' OR "
434 "attribute['foo'] = 'bar'", -1, MATCHER_OR },
435 { "host = 'name' AND "
436 "ANY service = 'name' OR "
437 "ANY attribute = 'name' AND "
438 "attribute['foo'] = 'bar'", -1, MATCHER_OR },
439 { "(host = 'name' OR "
440 "ANY service = 'name') AND "
441 "(ANY attribute = 'name' OR "
442 "attribute['foo'] = 'bar')", -1, MATCHER_AND },
443 { "NOT host = 'name' OR "
444 "ANY service = 'name'", -1, MATCHER_OR },
445 { "NOT host = 'name' OR "
446 "NOT ANY service = 'name'", -1, MATCHER_OR },
447 { "NOT (host = 'name' OR "
448 "NOT ANY service = 'name')", -1, MATCHER_NOT },
450 /* syntax errors */
451 { "LIST", -1, -1 },
452 { "foo &^ bar", -1, -1 },
453 { "invalid", -1, -1 },
454 };
456 sdb_strbuf_t *errbuf = sdb_strbuf_create(64);
457 size_t i;
459 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
460 sdb_store_matcher_t *m;
461 m = sdb_fe_parse_matcher(golden_data[i].expr,
462 golden_data[i].len, errbuf);
464 if (golden_data[i].expected < 0) {
465 fail_unless(m == NULL,
466 "sdb_fe_parse_matcher(%s) = %p; expected: NULL",
467 golden_data[i].expr, m);
468 continue;
469 }
471 fail_unless(m != NULL, "sdb_fe_parse_matcher(%s) = NULL; "
472 "expected: <matcher> (parser error: %s)",
473 golden_data[i].expr, sdb_strbuf_string(errbuf));
474 fail_unless(M(m)->type == golden_data[i].expected,
475 "sdb_fe_parse_matcher(%s) returned matcher of type %d; "
476 "expected: %d", golden_data[i].expr, M(m)->type,
477 golden_data[i].expected);
479 sdb_object_deref(SDB_OBJ(m));
480 }
482 sdb_strbuf_destroy(errbuf);
483 }
484 END_TEST
486 START_TEST(test_parse_expr)
487 {
488 struct {
489 const char *expr;
490 int len;
491 int expected;
492 } golden_data[] = {
493 /* empty expressions */
494 { NULL, -1, INT_MAX },
495 { "", -1, INT_MAX },
497 /* constant expressions */
498 { "'localhost'", -1, 0 },
499 { "123", -1, 0 },
500 { "2014-08-16", -1, 0 },
501 { "17:23", -1, 0 },
502 { "17:23:53", -1, 0 },
503 { "17:23:53.123", -1, 0 },
504 { "17:23:53.123456789", -1, 0 },
505 { "2014-08-16 17:23", -1, 0 },
506 { "2014-08-16 17:23:53", -1, 0 },
507 { "10s", -1, 0 },
508 { "60m", -1, 0 },
509 { "10Y 24D 1h", -1, 0 },
511 { "123 + 456", -1, 0 },
512 { "'foo' || 'bar'", -1, 0 },
513 { "456 - 123", -1, 0 },
514 { "1.2 * 3.4", -1, 0 },
515 { "1.2 / 3.4", -1, 0 },
516 { "5 % 2", -1, 0 },
518 /* queryable fields */
519 { "last_update", -1, FIELD_VALUE },
520 { "AGE", -1, FIELD_VALUE },
521 { "interval", -1, FIELD_VALUE },
522 { "Last_Update", -1, FIELD_VALUE },
523 { "backend", -1, FIELD_VALUE },
525 /* attributes */
526 { "attribute['foo']", -1, ATTR_VALUE },
528 /* arithmetic expressions */
529 { "age + age", -1, SDB_DATA_ADD },
530 { "age - age", -1, SDB_DATA_SUB },
531 { "age * age", -1, SDB_DATA_MUL },
532 { "age / age", -1, SDB_DATA_DIV },
533 { "age % age", -1, SDB_DATA_MOD },
534 { "age || age", -1, SDB_DATA_CONCAT },
536 /* operator precedence */
537 { "age + age * age", -1, SDB_DATA_ADD },
538 { "age * age + age", -1, SDB_DATA_ADD },
539 { "age + age - age", -1, SDB_DATA_SUB },
540 { "age - age + age", -1, SDB_DATA_ADD },
541 { "(age + age) * age", -1, SDB_DATA_MUL },
542 { "age + (age * age)", -1, SDB_DATA_ADD },
544 /* syntax errors */
545 { "LIST", -1, INT_MAX },
546 { "foo &^ bar", -1, INT_MAX },
547 { "invalid", -1, INT_MAX },
548 };
550 sdb_strbuf_t *errbuf = sdb_strbuf_create(64);
551 size_t i;
553 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
554 sdb_store_expr_t *e;
555 e = sdb_fe_parse_expr(golden_data[i].expr,
556 golden_data[i].len, errbuf);
558 if (golden_data[i].expected == INT_MAX) {
559 fail_unless(e == NULL,
560 "sdb_fe_parse_expr(%s) = %p; expected: NULL",
561 golden_data[i].expr, e);
562 continue;
563 }
565 fail_unless(e != NULL, "sdb_fe_parse_expr(%s) = NULL; "
566 "expected: <expr> (parser error: %s)",
567 golden_data[i].expr, sdb_strbuf_string(errbuf));
568 fail_unless(e->type == golden_data[i].expected,
569 "sdb_fe_parse_expr(%s) returned expression of type %d; "
570 "expected: %d", golden_data[i].expr, e->type,
571 golden_data[i].expected);
573 sdb_object_deref(SDB_OBJ(e));
574 }
576 sdb_strbuf_destroy(errbuf);
577 }
578 END_TEST
580 Suite *
581 fe_parser_suite(void)
582 {
583 Suite *s = suite_create("frontend::parser");
584 TCase *tc;
586 tc = tcase_create("core");
587 tcase_add_test(tc, test_parse);
588 tcase_add_test(tc, test_parse_matcher);
589 tcase_add_test(tc, test_parse_expr);
590 suite_add_tcase(s, tc);
592 return s;
593 } /* util_parser_suite */
595 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */