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Overview
| Comment: | Fix a problem causing an assert() to fail if a snippet containing 0 tokens was requested from fts3. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
eafd0a1e3f25f38d551603f177ff4634 |
| User & Date: | dan 2015-04-15 08:20:50.158 |
Context
|
2015-04-15
| ||
| 08:37 | Remove a branch that became unreachable due to one of the earlier check-ins today. (check-in: fa0956edf8 user: drh tags: trunk) | |
| 08:20 | Fix a problem causing an assert() to fail if a snippet containing 0 tokens was requested from fts3. (check-in: eafd0a1e3f user: dan tags: trunk) | |
| 07:57 | Fix the error message generator for illegal token errors so that it does not leak memory if it immediately follows another erroneous SQL statement. (check-in: 3576973f8b user: drh tags: trunk) | |
Changes
Changes to ext/fts3/fts3.c.
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case 5: iCol = sqlite3_value_int(apVal[4]);
case 4: zEllipsis = (const char*)sqlite3_value_text(apVal[3]);
case 3: zEnd = (const char*)sqlite3_value_text(apVal[2]);
case 2: zStart = (const char*)sqlite3_value_text(apVal[1]);
}
if( !zEllipsis || !zEnd || !zStart ){
sqlite3_result_error_nomem(pContext);
}else if( nToken==0 ){
sqlite3_result_text(pContext, "", -1, SQLITE_STATIC);
}else if( SQLITE_OK==fts3CursorSeek(pContext, pCsr) ){
sqlite3Fts3Snippet(pContext, pCsr, zStart, zEnd, zEllipsis, iCol, nToken);
}
}
/*
** Implementation of the offsets() function for FTS3
|
| ︙ |
Changes to test/fts3snippet.test.
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} {{[one <b>two</b> three]}}
do_execsql_test 3.3 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'three';
} {{[one two <b>three</b>]}}
do_execsql_test 3.4 {
SELECT snippet(t3) FROM t3 WHERE t3 MATCH 'one OR two OR three';
} {{[<b>one</b> <b>two</b> <b>three</b>]}}
#-------------------------------------------------------------------------
# Request a snippet 0 tokens in size. This is always an empty string.
do_execsql_test 4.1 {
CREATE VIRTUAL TABLE t4 USING fts4;
INSERT INTO t4 VALUES('a b c d');
SELECT snippet(t4, '[', ']', '...', 0, 0) FROM t4 WHERE t4 MATCH 'b';
} {{}}
do_test 4.2 {
set x35 [string trim [string repeat "x " 35]]
execsql "INSERT INTO t4 VALUES('$x35 E $x35 F $x35 G $x35');"
llength [db one {
SELECT snippet(t4, '', '', '', 0, 64) FROM t4 WHERE t4 MATCH 'E'
}]
} {64}
set sqlite_fts3_enable_parentheses 0
finish_test
|