xapian-core/tests/api_qpbackend.cc

   1 /** @file api_qpbackend.cc
   2  * @brief QueryParser tests which need a backend
   3  */
   4 /* Copyright (c) 2009,2015 Olly Betts
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
  19  * USA
  20  */
  21
  22 #include <config.h>
  23
  24 #include "api_qpbackend.h"
  25
  26 #include <xapian.h>
  27
  28 #include "backendmanager.h"
  29 #include "testsuite.h"
  30 #include "testutils.h"
  31
  32 #include "apitest.h"
  33
  34 using namespace std;
  35
  36 struct test {
  37     const char *query;
  38     const char *expect;
  39 };
  40
  41 /// Regression test for bug#407 fixed in 1.0.17 and 1.1.3.
  42 DEFINE_TESTCASE(qpsynonympartial1, synonyms) {
  43     static const test test_queries[] = {
  44         { "hello", "((SYNONYM WILDCARD OR hello) OR hello@1)" },
  45         { "~hello", "(hello@1 SYNONYM hi@1 SYNONYM howdy@1)" },
  46         { "hello world", "(hello@1 OR ((SYNONYM WILDCARD OR world) OR world@2))" },
  47         { "~hello world", "((hello@1 SYNONYM hi@1 SYNONYM howdy@1) OR ((SYNONYM WILDCARD OR world) OR world@2))" },
  48         { "world ~hello", "(world@1 OR (hello@2 SYNONYM hi@2 SYNONYM howdy@2))" },
  49         { NULL, NULL }
  50     };
  51     static const test test_queries_auto[] = {
  52         { "hello", "(hello@1 SYNONYM hi@1 SYNONYM howdy@1)" },
  53         { "~hello", "(hello@1 SYNONYM hi@1 SYNONYM howdy@1)" },
  54         { "hello world", "((hello@1 SYNONYM hi@1 SYNONYM howdy@1) OR world@2)" },
  55         { "~hello world", "((hello@1 SYNONYM hi@1 SYNONYM howdy@1) OR world@2)" },
  56         { "world ~hello", "(world@1 OR (hello@2 SYNONYM hi@2 SYNONYM howdy@2))" },
  57         { NULL, NULL }
  58     };
  59     static const test test_queries_partial_auto[] = {
  60         { "hello", "((SYNONYM WILDCARD OR hello) OR hello@1)" },
  61         { "~hello", "((SYNONYM WILDCARD OR hello) OR hello@1)" },
  62         { "hello world", "((hello@1 SYNONYM hi@1 SYNONYM howdy@1) OR ((SYNONYM WILDCARD OR world) OR world@2))" },
  63         { "~hello world", "((hello@1 SYNONYM hi@1 SYNONYM howdy@1) OR ((SYNONYM WILDCARD OR world) OR world@2))" },
  64         { "world ~hello", "(world@1 OR ((SYNONYM WILDCARD OR hello) OR hello@2))" },
  65         { NULL, NULL }
  66     };
  67
  68     Xapian::WritableDatabase db(get_writable_database());
  69     db.add_synonym("hello", "hi");
  70     db.add_synonym("hello", "howdy");
  71     db.commit();
  72
  73     Xapian::Enquire enquire(db);
  74     Xapian::QueryParser qp;
  75     Xapian::Stem stemmmer("english");
  76     qp.set_database(db);
  77     qp.add_prefix("foo", "XFOO");
  78
  79     const test *p;
  80     for (p = test_queries; p->query; ++p) {
  81         string expect, parsed;
  82         if (p->expect)
  83             expect = p->expect;
  84         else
  85             expect = "parse error";
  86         try {
  87             unsigned f = qp.FLAG_SYNONYM | qp.FLAG_PARTIAL | qp.FLAG_DEFAULT;
  88             Xapian::Query qobj = qp.parse_query(p->query, f);
  89             parsed = qobj.get_description();
  90             expect = string("Query(") + expect + ')';
  91         } catch (const Xapian::QueryParserError &e) {
  92             parsed = e.get_msg();
  93         } catch (const Xapian::Error &e) {
  94             parsed = e.get_description();
  95         } catch (...) {
  96             parsed = "Unknown exception!";
  97         }
  98         tout << "Query: " << p->query << '\n';
  99         TEST_STRINGS_EQUAL(parsed, expect);
 100     }
 101
 102     for (p = test_queries_auto; p->query; ++p) {
 103         string expect, parsed;
 104         if (p->expect)
 105             expect = p->expect;
 106         else
 107             expect = "parse error";
 108         try {
 109             unsigned f = qp.FLAG_AUTO_SYNONYMS | qp.FLAG_DEFAULT;
 110             Xapian::Query qobj = qp.parse_query(p->query, f);
 111             parsed = qobj.get_description();
 112             expect = string("Query(") + expect + ')';
 113         } catch (const Xapian::QueryParserError &e) {
 114             parsed = e.get_msg();
 115         } catch (const Xapian::Error &e) {
 116             parsed = e.get_description();
 117         } catch (...) {
 118             parsed = "Unknown exception!";
 119         }
 120         tout << "Query: " << p->query << '\n';
 121         TEST_STRINGS_EQUAL(parsed, expect);
 122     }
 123
 124     for (p = test_queries_partial_auto; p->query; ++p) {
 125         string expect, parsed;
 126         if (p->expect)
 127             expect = p->expect;
 128         else
 129             expect = "parse error";
 130         try {
 131             unsigned f = qp.FLAG_AUTO_SYNONYMS | qp.FLAG_PARTIAL;
 132             f |= qp.FLAG_DEFAULT;
 133             Xapian::Query qobj = qp.parse_query(p->query, f);
 134             parsed = qobj.get_description();
 135             expect = string("Query(") + expect + ')';
 136         } catch (const Xapian::QueryParserError &e) {
 137             parsed = e.get_msg();
 138         } catch (const Xapian::Error &e) {
 139             parsed = e.get_description();
 140         } catch (...) {
 141             parsed = "Unknown exception!";
 142         }
 143         tout << "Query: " << p->query << '\n';
 144         TEST_STRINGS_EQUAL(parsed, expect);
 145     }
 146
 147     return true;
 148 }