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Annotation of embedaddon/sqlite3/test/mallocI.test, revision 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: mallocI.test,v 1.3 2009/08/10 04:26:39 danielk1977 Exp $
        !            15: 
        !            16: set testdir [file dirname $argv0]
        !            17: source $testdir/tester.tcl
        !            18: source $testdir/malloc_common.tcl
        !            19: 
        !            20: # Malloc failures in a view.
        !            21: #
        !            22: do_malloc_test mallocI-1 -sqlprep {
        !            23:   CREATE TABLE t1(a,b,c,d);
        !            24:   CREATE VIEW v1 AS SELECT a*b, c*d FROM t1 ORDER BY b-d;
        !            25: } -sqlbody {
        !            26:   SELECT * FROM v1
        !            27: }
        !            28: 
        !            29: # Malloc failure while trying to service a pragma on a TEMP database.
        !            30: #
        !            31: do_malloc_test mallocI-2 -sqlbody {
        !            32:   PRAGMA temp.page_size
        !            33: }
        !            34: 
        !            35: # Malloc failure while creating a table from a SELECT statement.
        !            36: #
        !            37: do_malloc_test mallocI-3 -sqlprep {
        !            38:   CREATE TABLE t1(a,b,c);
        !            39: } -sqlbody {
        !            40:   CREATE TABLE t2 AS SELECT b,c FROM t1;
        !            41: }
        !            42: 
        !            43: # This tests that a malloc failure that occurs while passing the schema
        !            44: # does not result in a SHARED lock being left on the database file.
        !            45: #
        !            46: do_malloc_test mallocI-4 -tclprep {
        !            47:   sqlite3 db2 test.db
        !            48:   db2 eval {
        !            49:     CREATE TABLE t1(a, b, c);
        !            50:     CREATE TABLE t2(a, b, c);
        !            51:   }
        !            52: } -sqlbody {
        !            53:   SELECT * FROM t1
        !            54: } -cleanup {
        !            55:   do_test mallocI-4.$::n.2 {
        !            56:     # If this INSERT is possible then [db] does not hold a shared lock
        !            57:     # on the database file.
        !            58:     catchsql { INSERT INTO t1 VALUES(1, 2, 3) } db2
        !            59:   } {0 {}}
        !            60:   catch {db2 close}
        !            61: }
        !            62: catch { db2 close }
        !            63: 
        !            64: finish_test