1b5cb242e9c94b3bc4c45eb3e4e638f6f5702d44
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 { "LIST", -1, 1, CONNECTION_LIST },
57 { "LIST -- comment", -1, 1, CONNECTION_LIST },
58 { "LIST;", -1, 1, CONNECTION_LIST },
59 { "LIST; INVALID", 5, 1, CONNECTION_LIST },
61 { "LOOKUP hosts", -1, 1, CONNECTION_LOOKUP },
62 { "LOOKUP hosts MATCHING "
63 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
64 { "LOOKUP hosts MATCHING NOT "
65 "host = 'host'", -1, 1, CONNECTION_LOOKUP },
66 { "LOOKUP hosts MATCHING "
67 "host =~ 'p' AND "
68 "service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
69 { "LOOKUP hosts MATCHING NOT "
70 "host =~ 'p' AND "
71 "service =~ 'p'", -1, 1, CONNECTION_LOOKUP },
72 { "LOOKUP hosts MATCHING "
73 "host =~ 'p' AND "
74 "service =~ 'p' OR "
75 "service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
76 { "LOOKUP hosts MATCHING NOT "
77 "host =~ 'p' AND "
78 "service =~ 'p' OR "
79 "service =~ 'r'", -1, 1, CONNECTION_LOOKUP },
80 { "LOOKUP hosts MATCHING "
81 "host =~ 'p' "
82 "FILTER :age > 1D", -1, 1, CONNECTION_LOOKUP },
83 { "LOOKUP hosts MATCHING "
84 "host =~ 'p' "
85 "FILTER :age > 1D AND "
86 ":interval < 240s" , -1, 1, CONNECTION_LOOKUP },
87 { "LOOKUP hosts MATCHING "
88 "host =~ 'p' "
89 "FILTER NOT :age>1D", -1, 1, CONNECTION_LOOKUP },
90 { "LOOKUP hosts MATCHING "
91 "host =~ 'p' "
92 "FILTER :age>"
93 ":interval", -1, 1, CONNECTION_LOOKUP },
95 /* numeric constants */
96 { "LOOKUP hosts MATCHING "
97 "attribute.foo = "
98 "1234", -1, 1, CONNECTION_LOOKUP },
99 { "LOOKUP hosts MATCHING "
100 "attribute.foo != "
101 "+234", -1, 1, CONNECTION_LOOKUP },
102 { "LOOKUP hosts MATCHING "
103 "attribute.foo < "
104 "-234", -1, 1, CONNECTION_LOOKUP },
105 { "LOOKUP hosts MATCHING "
106 "attribute.foo > "
107 "12.4", -1, 1, CONNECTION_LOOKUP },
108 { "LOOKUP hosts MATCHING "
109 "attribute.foo <= "
110 "12. + .3", -1, 1, CONNECTION_LOOKUP },
111 { "LOOKUP hosts MATCHING "
112 "attribute.foo >= "
113 ".4", -1, 1, CONNECTION_LOOKUP },
114 { "LOOKUP hosts MATCHING "
115 "attribute.foo = "
116 "+12e3", -1, 1, CONNECTION_LOOKUP },
117 { "LOOKUP hosts MATCHING "
118 "attribute.foo = "
119 "+12e-3", -1, 1, CONNECTION_LOOKUP },
120 { "LOOKUP hosts MATCHING "
121 "attribute.foo = "
122 "-12e+3", -1, 1, CONNECTION_LOOKUP },
124 /* date, time, interval constants */
125 { "LOOKUP hosts MATCHING "
126 "attribute.foo = "
127 "1 Y 42D", -1, 1, CONNECTION_LOOKUP },
128 { "LOOKUP hosts MATCHING "
129 "attribute.foo = "
130 "1s 42D", -1, 1, CONNECTION_LOOKUP },
131 /*
132 * TODO: Something like 1Y42D should work as well but it doesn't since
133 * the scanner will tokenize it into {digit}{identifier} :-/
134 *
135 { "LOOKUP hosts MATCHING "
136 "attribute.foo = "
137 "1Y42D", -1, 1, CONNECTION_LOOKUP },
138 */
140 /* NULL */
141 { "LOOKUP hosts MATCHING "
142 "attribute.foo "
143 "IS NULL", -1, 1, CONNECTION_LOOKUP },
144 { "LOOKUP hosts MATCHING "
145 "attribute.foo "
146 "IS NOT NULL", -1, 1, CONNECTION_LOOKUP },
147 { "LOOKUP hosts MATCHING "
148 "NOT attribute.foo "
149 "IS NULL", -1, 1, CONNECTION_LOOKUP },
150 { "LOOKUP hosts MATCHING "
151 "host IS NULL", -1, -1, 0 },
152 { "LOOKUP hosts MATCHING "
153 "service IS NULL", -1, -1, 0 },
155 /* invalid numeric constants */
156 { "LOOKUP hosts MATCHING "
157 "attribute.foo = "
158 "+-12e+3", -1, -1, 0 },
159 { "LOOKUP hosts MATCHING "
160 "attribute.foo = "
161 "-12e-+3", -1, -1, 0 },
162 { "LOOKUP hosts MATCHING "
163 "attribute.foo = "
164 "e+3", -1, -1, 0 },
165 { "LOOKUP hosts MATCHING "
166 "attribute.foo = "
167 "3e", -1, -1, 0 },
168 /* following SQL standard, we don't support hex numbers */
169 { "LOOKUP hosts MATCHING "
170 "attribute.foo = "
171 "0x12", -1, -1, 0 },
173 /* invalid expressions */
174 { "LOOKUP hosts MATCHING "
175 "attribute.foo = "
176 "1.23 + 'foo'", -1, -1, 0 },
178 /* comments */
179 { "/* some comment */", -1, 0, 0 },
180 { "-- another comment", -1, 0, 0 },
182 /* syntax errors */
183 { "INVALID", -1, -1, 0 },
184 { "FETCH host", -1, -1, 0 },
185 { "LIST; INVALID", 8, -1, 0 },
186 { "/* some incomplete", -1, -1, 0 },
188 { "LOOKUP foo", -1, -1, 0 },
189 { "LOOKUP foo MATCHING "
190 "host = 'host'", -1, -1, 0 },
191 { "LOOKUP foo FILTER "
192 "host = 'host'", -1, -1, 0 },
193 { "LOOKUP foo MATCHING "
194 "host = 'host' FILTER "
195 "host = 'host'", -1, -1, 0 },
196 };
198 size_t i;
199 sdb_llist_t *check;
201 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
202 sdb_object_t *obj;
203 _Bool ok;
205 check = sdb_fe_parse(golden_data[i].query, golden_data[i].len);
206 if (golden_data[i].expected < 0)
207 ok = check == 0;
208 else
209 ok = sdb_llist_len(check) == (size_t)golden_data[i].expected;
211 fail_unless(ok, "sdb_fe_parse(%s) = %p (len: %zu); expected: %d",
212 golden_data[i].query, check, sdb_llist_len(check),
213 golden_data[i].expected);
215 if (! check)
216 continue;
218 if ((! golden_data[i].expected_cmd)
219 || (golden_data[i].expected <= 0)) {
220 sdb_llist_destroy(check);
221 continue;
222 }
224 obj = sdb_llist_get(check, 0);
225 fail_unless(SDB_CONN_NODE(obj)->cmd == golden_data[i].expected_cmd,
226 "sdb_fe_parse(%s)->cmd = %i; expected: %d",
227 golden_data[i].query, SDB_CONN_NODE(obj)->cmd,
228 golden_data[i].expected_cmd);
229 sdb_object_deref(obj);
230 sdb_llist_destroy(check);
231 }
232 }
233 END_TEST
235 START_TEST(test_parse_matcher)
236 {
237 struct {
238 const char *expr;
239 int len;
240 int expected;
241 } golden_data[] = {
242 /* empty expressions */
243 { NULL, -1, -1 },
244 { "", -1, -1 },
246 /* valid expressions */
247 { "host = 'localhost'", -1, MATCHER_NAME },
248 { "host != 'localhost'", -1, MATCHER_NOT },
249 { "host =~ 'host'", -1, MATCHER_NAME },
250 { "host !~ 'host'", -1, MATCHER_NOT },
251 { "host = 'localhost' -- foo", -1, MATCHER_NAME },
252 { "host = 'host' <garbage>", 13, MATCHER_NAME },
253 /* match hosts by service */
254 { "service = 'name'", -1, MATCHER_NAME },
255 { "service != 'name'", -1, MATCHER_NOT },
256 { "service =~ 'pattern'", -1, MATCHER_NAME },
257 { "service !~ 'pattern'", -1, MATCHER_NOT },
258 /* match hosts by attribute */
259 { "attribute = 'name'", -1, MATCHER_NAME },
260 { "attribute != 'name'", -1, MATCHER_NOT },
261 { "attribute =~ 'pattern'", -1, MATCHER_NAME },
262 { "attribute !~ 'pattern'", -1, MATCHER_NOT },
263 /* composite expressions */
264 { "host =~ 'pattern' AND "
265 "service =~ 'pattern'", -1, MATCHER_AND },
266 { "host =~ 'pattern' OR "
267 "service =~ 'pattern'", -1, MATCHER_OR },
268 { "NOT host = 'host'", -1, MATCHER_NOT },
269 /* numeric expressions */
270 { "attribute.foo < 123", -1, MATCHER_LT },
271 { "attribute.foo <= 123", -1, MATCHER_LE },
272 { "attribute.foo = 123", -1, MATCHER_EQ },
273 { "attribute.foo >= 123", -1, MATCHER_GE },
274 { "attribute.foo > 123", -1, MATCHER_GT },
275 /* NULL; while this is an implementation detail,
276 * IS NULL currently maps to an equality matcher */
277 { "attribute.foo IS NULL", -1, MATCHER_ISNULL },
278 { "attribute.foo IS NOT NULL", -1, MATCHER_NOT },
280 /* object field matchers */
281 { ":last_update < 10s", -1, MATCHER_LT },
282 { ":AGE <= 1m", -1, MATCHER_LE },
283 { ":interval = 10h", -1, MATCHER_EQ },
284 { ":Last_Update >= 24D", -1, MATCHER_GE },
285 { ":age > 1M", -1, MATCHER_GT },
286 { ":age != 20Y", -1, MATCHER_NOT },
287 { ":backend != 'be'", -1, MATCHER_NOT },
288 { ":age <= 2 * :interval", -1, MATCHER_LE },
290 /* check operator precedence */
291 { "host = 'name' OR "
292 "service = 'name' AND "
293 "attribute = 'name' OR "
294 "attribute.foo = 'bar'", -1, MATCHER_OR },
295 { "host = 'name' AND "
296 "service = 'name' AND "
297 "attribute = 'name' OR "
298 "attribute.foo = 'bar'", -1, MATCHER_OR },
299 { "host = 'name' AND "
300 "service = 'name' OR "
301 "attribute = 'name' AND "
302 "attribute.foo = 'bar'", -1, MATCHER_OR },
303 { "(host = 'name' OR "
304 "service = 'name') AND "
305 "(attribute = 'name' OR "
306 "attribute.foo = 'bar')", -1, MATCHER_AND },
307 { "NOT host = 'name' OR "
308 "service = 'name'", -1, MATCHER_OR },
309 { "NOT host = 'name' OR "
310 "NOT service = 'name'", -1, MATCHER_OR },
311 { "NOT (host = 'name' OR "
312 "NOT service = 'name')", -1, MATCHER_NOT },
314 /* syntax errors */
315 { "LIST", -1, -1 },
316 { "foo &^ bar", -1, -1 },
317 };
319 size_t i;
321 for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
322 sdb_store_matcher_t *m;
323 m = sdb_fe_parse_matcher(golden_data[i].expr, golden_data[i].len);
325 if (golden_data[i].expected < 0) {
326 fail_unless(m == NULL,
327 "sdb_fe_parse_matcher(%s) = %p; expected: NULL",
328 golden_data[i].expr, m);
329 continue;
330 }
332 fail_unless(m != NULL, "sdb_fe_parse_matcher(%s) = NULL; "
333 "expected: <matcher>", golden_data[i].expr);
334 fail_unless(M(m)->type == golden_data[i].expected,
335 "sdb_fe_parse_matcher(%s) returned matcher of type %d; "
336 "expected: %d", golden_data[i].expr, M(m)->type,
337 golden_data[i].expected);
339 sdb_object_deref(SDB_OBJ(m));
340 }
341 }
342 END_TEST
344 Suite *
345 fe_parser_suite(void)
346 {
347 Suite *s = suite_create("frontend::parser");
348 TCase *tc;
350 tc = tcase_create("core");
351 tcase_add_test(tc, test_parse);
352 tcase_add_test(tc, test_parse_matcher);
353 suite_add_tcase(s, tc);
355 return s;
356 } /* util_parser_suite */
358 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */