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| 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 |
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