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# 2006 October 19
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#
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# The author disclaims copyright to this source code.
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#
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#*************************************************************************
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# This file implements regression tests for SQLite library. The focus
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# of this script is testing handling of edge cases for various doclist
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# merging functions in the FTS2 module query logic.
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#
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# $Id: fts2g.test,v 1.3 2007/11/16 00:23:08 shess Exp $
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# If SQLITE_ENABLE_FTS2 is defined, omit this file.
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ifcapable !fts2 {
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finish_test
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return
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}
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db eval {
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CREATE VIRTUAL TABLE t1 USING fts2(content);
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INSERT INTO t1 (rowid, content) VALUES(1, 'this is a test');
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INSERT INTO t1 (rowid, content) VALUES(2, 'also a test');
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}
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# No hits at all. Returns empty doclists from termSelect().
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do_test fts2g-1.1 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something'}
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} {}
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# Empty left in docListExceptMerge().
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do_test fts2g-1.2 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH '-this something'}
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} {}
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# Empty right in docListExceptMerge().
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do_test fts2g-1.3 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'this -something'}
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} {1}
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# Empty left in docListPhraseMerge().
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do_test fts2g-1.4 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH '"this something"'}
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} {}
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# Empty right in docListPhraseMerge().
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do_test fts2g-1.5 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH '"something is"'}
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} {}
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# Empty left in docListOrMerge().
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do_test fts2g-1.6 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something OR this'}
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} {1}
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# Empty right in docListOrMerge().
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do_test fts2g-1.7 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'this OR something'}
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} {1}
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# Empty left in docListAndMerge().
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do_test fts2g-1.8 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something this'}
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} {}
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# Empty right in docListAndMerge().
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do_test fts2g-1.9 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'this something'}
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} {}
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# No support for all-except queries.
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do_test fts2g-1.10 {
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catchsql {SELECT rowid FROM t1 WHERE t1 MATCH '-this -something'}
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} {1 {SQL logic error or missing database}}
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# Test that docListOrMerge() correctly handles reaching the end of one
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# doclist before it reaches the end of the other.
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do_test fts2g-1.11 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'this OR also'}
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} {1 2}
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do_test fts2g-1.12 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'also OR this'}
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} {1 2}
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# Empty left and right in docListOrMerge(). Each term matches neither
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# row, and when combined there was an assertion failure.
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do_test fts2g-1.13 {
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execsql {SELECT rowid FROM t1 WHERE t1 MATCH 'something OR nothing'}
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} {}
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finish_test
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