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Annotation of embedaddon/sqlite3/test/mallocH.test, revision 1.1.1.1

1.1       misho       1: # 2008 August 01
                      2: #
                      3: # The author disclaims copyright to this source code.  In place of
                      4: # a legal notice, here is a blessing:
                      5: #
                      6: #    May you do good and not evil.
                      7: #    May you find forgiveness for yourself and forgive others.
                      8: #    May you share freely, never taking more than you give.
                      9: #
                     10: #***********************************************************************
                     11: #
                     12: # This test script checks malloc failures in various obscure operations.
                     13: # 
                     14: # $Id: mallocH.test,v 1.2 2008/08/01 20:10:09 drh Exp $
                     15: 
                     16: set testdir [file dirname $argv0]
                     17: source $testdir/tester.tcl
                     18: source $testdir/malloc_common.tcl
                     19: 
                     20: # Malloc failures in journaling of in-memory databases.
                     21: #
                     22: do_malloc_test mallocH-1 -tclprep {
                     23:   db close
                     24:   sqlite3 db :memory:
                     25:   db eval {
                     26:     CREATE TABLE t1(x UNIQUE, y);
                     27:     INSERT INTO t1 VALUES(1,2);
                     28:   }
                     29: } -sqlbody {
                     30:   INSERT INTO t1 SELECT x+1, y+100 FROM t1;
                     31: }
                     32: 
                     33: # Malloc failures while parsing a CASE expression.
                     34: #
                     35: do_malloc_test mallocH-2 -sqlbody {
                     36:    SELECT CASE WHEN 1 THEN 1 END;
                     37: }
                     38: 
                     39: # Malloc failures while parsing a EXISTS(SELECT ...)
                     40: #
                     41: do_malloc_test mallocH-3 -sqlbody {
                     42:    SELECT 3+EXISTS(SELECT * FROM sqlite_master);
                     43: }
                     44: 
                     45: # Malloc failures within the replace() function.
                     46: #
                     47: do_malloc_test mallocH-3 -sqlbody {
                     48:    SELECT replace('ababa','a','xyzzy');
                     49: }
                     50: 
                     51: # Malloc failures during EXPLAIN.
                     52: #
                     53: ifcapable explain {
                     54:   do_malloc_test mallocH-4 -sqlprep {
                     55:      CREATE TABLE abc(a PRIMARY KEY, b, c);
                     56:   } -sqlbody {
                     57:      EXPLAIN SELECT * FROM abc AS t2 WHERE rowid=1;
                     58:      EXPLAIN QUERY PLAN SELECT * FROM abc AS t2 WHERE rowid=1;
                     59:   }
                     60: }
                     61: 
                     62: # Malloc failure during integrity_check pragma.
                     63: #
                     64: do_malloc_test mallocH-5 -sqlprep {
                     65:    CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
                     66:    CREATE TABLE t2(x,y);
                     67:    INSERT INTO t1 VALUES(1,2);
                     68:    INSERT INTO t2 SELECT * FROM t1;
                     69: } -sqlbody {
                     70:    PRAGMA integrity_check;
                     71: }
                     72: 
                     73: finish_test