database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-08-05 15:55:57 +03:00
Code Activity

Add support for measuring and reporting coverage of the parser state machine

Browse Source 
using the SQLITE_TESTCTRL_PARSER_COVERAGE test-control.

FossilOrigin-Name: 1253a872dbf48656d4efd588ab61223a5ac550d9b2b932249d6ba585276ba573
This commit is contained in:
drh
2017-12-26 18:04:23 +00:00
parent 3a9d6c7156
commit 0d9de99c5c
8 changed files with 80 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/main.c
View File

@@ -3911,6 +3911,22 @@ int sqlite3_test_control(int op, ...){
sqlite3_mutex_leave(db->mutex);
break;
}
#if defined(YYCOVERAGE)
/* sqlite3_test_control(SQLITE_TESTCTRL_PARSER_COVERAGE, FILE *out)
**
** This test control (only available when SQLite is compiled with
** -DYYCOVERAGE) writes a report onto "out" that shows all
** state/lookahead combinations in the parser state machine
** which are never exercised. If any state is missed, make the
** return code SQLITE_ERROR.
*/
case SQLITE_TESTCTRL_PARSER_COVERAGE: {
FILE *out = va_arg(ap, FILE*);
if( sqlite3ParserCoverage(out) ) rc = SQLITE_ERROR;
break;
}
#endif /* defined(YYCOVERAGE) */
}
va_end(ap);
#endif /* SQLITE_UNTESTABLE */