t/frontend/parser_test.c

   1 /*
   2  * SysDB - t/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  */
  27
  28 #include "frontend/connection.h"
  29 #include "frontend/parser.h"
  30 #include "core/object.h"
  31 #include "libsysdb_test.h"
  32
  33 #include <check.h>
  34
  35 /*
  36  * tests
  37  */
  38
  39 START_TEST(test_parse)
  40 {
  41         struct {
  42                 const char *query;
  43                 int len;
  44                 int expected;
  45                 sdb_conn_state_t expected_cmd;
  46         } golden_data[] = {
  47                 /* empty commands */
  48                 { NULL,                  -1, -1, 0 },
  49                 { "",                    -1,  0, 0 },
  50                 { ";",                   -1,  0, 0 },
  51                 { ";;",                  -1,  0, 0 },
  52
  53                 /* valid commands */
  54                 { "FETCH 'host'",        -1,  1, CONNECTION_FETCH  },
  55                 { "LIST",                -1,  1, CONNECTION_LIST   },
  56                 { "LIST -- comment",     -1,  1, CONNECTION_LIST   },
  57                 { "LIST;",               -1,  1, CONNECTION_LIST   },
  58                 { "LIST; INVALID",        5,  1, CONNECTION_LIST   },
  59
  60                 { "LOOKUP hosts WHERE "
  61                   "host.name = 'host'",  -1,  1, CONNECTION_LOOKUP },
  62                 { "LOOKUP hosts WHERE "
  63                   "host.name =~ 'p' AND "
  64                   "service.name =~ 'p'", -1,  1, CONNECTION_LOOKUP },
  65                 { "LOOKUP hosts WHERE "
  66                   "host.name =~ 'p' AND "
  67                   "service.name =~ 'p' OR "
  68                   "service.name =~ 'r'", -1,  1, CONNECTION_LOOKUP },
  69
  70                 /* comments */
  71                 { "/* some comment */",  -1,  0, 0 },
  72                 { "-- another comment",  -1,  0, 0 },
  73
  74                 /* syntax errors */
  75                 { "INVALID",             -1, -1, 0 },
  76                 { "FETCH host",          -1, -1, 0 },
  77                 { "LIST; INVALID",        8, -1, 0 },
  78                 { "/* some incomplete",  -1, -1, 0 },
  79
  80                 { "LOOKUP hosts",        -1, -1, 0 },
  81                 { "LOOKUP foo WHERE "
  82                   "host.name = 'host'",  -1, -1, 0 },
  83         };
  84
  85         size_t i;
  86         sdb_llist_t *check;
  87
  88         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
  89                 sdb_object_t *obj;
  90                 _Bool ok;
  91
  92                 check = sdb_fe_parse(golden_data[i].query, golden_data[i].len);
  93                 if (golden_data[i].expected < 0)
  94                         ok = check == 0;
  95                 else
  96                         ok = sdb_llist_len(check) == (size_t)golden_data[i].expected;
  97
  98                 fail_unless(ok, "sdb_fe_parse(%s) = %p (len: %zu); expected: %d",
  99                                 golden_data[i].query, check, sdb_llist_len(check),
 100                                 golden_data[i].expected);
 101
 102                 if (! check)
 103                         continue;
 104
 105                 if ((! golden_data[i].expected_cmd)
 106                                 || (golden_data[i].expected <= 0)) {
 107                         sdb_llist_destroy(check);
 108                         continue;
 109                 }
 110
 111                 obj = sdb_llist_get(check, 0);
 112                 fail_unless(SDB_CONN_NODE(obj)->cmd == golden_data[i].expected_cmd,
 113                                 "sdb_fe_parse(%s)->cmd = %i; expected: %d",
 114                                 golden_data[i].query, SDB_CONN_NODE(obj)->cmd,
 115                                 golden_data[i].expected_cmd);
 116                 sdb_object_deref(obj);
 117                 sdb_llist_destroy(check);
 118         }
 119 }
 120 END_TEST
 121
 122 START_TEST(test_parse_matcher)
 123 {
 124         struct {
 125                 const char *expr;
 126                 int len;
 127                 int expected;
 128         } golden_data[] = {
 129                 /* empty expressions */
 130                 { NULL,                             -1, -1 },
 131                 { "",                               -1, -1 },
 132
 133                 /* valid expressions */
 134                 { "host.name = 'localhost'",        -1,  0 },
 135                 { "host.name = 'localhost' -- foo", -1,  0 },
 136                 { "host.name = 'host' <garbage>",   18,  0 },
 137                 { "host.name =~ 'pattern' AND "
 138                   "service.name =~ 'pattern'",      -1,  0 },
 139                 { "host.name =~ 'pattern' OR "
 140                   "service.name =~ 'pattern'",      -1,  0 },
 141
 142                 /* syntax errors */
 143                 { "LIST",                           -1, -1 },
 144                 { "foo &^ bar",                     -1, -1 },
 145         };
 146
 147         size_t i;
 148         sdb_store_matcher_t *m;
 149
 150         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 151                 _Bool ok;
 152
 153                 m = sdb_fe_parse_matcher(golden_data[i].expr, golden_data[i].len);
 154                 if (golden_data[i].expected < 0)
 155                         ok = m == NULL;
 156                 else
 157                         ok = m != NULL;
 158
 159                 fail_unless(ok, "sdb_fe_parse_matcher(%s) = %p; expected: %s",
 160                                 golden_data[i].expr, m, (golden_data[i].expected < 0)
 161                                 ? "NULL" : "<matcher>");
 162
 163                 sdb_object_deref(SDB_OBJ(m));
 164         }
 165 }
 166 END_TEST
 167
 168 Suite *
 169 fe_parser_suite(void)
 170 {
 171         Suite *s = suite_create("frontend::parser");
 172         TCase *tc;
 173
 174         tc = tcase_create("core");
 175         tcase_add_test(tc, test_parse);
 176         tcase_add_test(tc, test_parse_matcher);
 177         suite_add_tcase(s, tc);
 178
 179         return s;
 180 } /* util_parser_suite */
 181
 182 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 183