gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/wherefault.test (about) 1 # 2008 December 23 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 # This file implements regression tests for SQLite library. The focus 12 # is testing of where.c. More specifically, the focus is on handling OOM 13 # errors within the code that optimizes WHERE clauses that feature the 14 # OR operator. 15 # 16 17 set testdir [file dirname $argv0] 18 source $testdir/tester.tcl 19 20 source $testdir/malloc_common.tcl 21 22 set testprefix wherefault 23 24 do_malloc_test 1 -sqlprep { 25 CREATE TABLE t1(a, b, c); 26 CREATE INDEX i1 ON t1(a); 27 CREATE INDEX i2 ON t1(b); 28 } -sqlbody { 29 SELECT c FROM t1 30 WHERE 31 a = 2 OR b = 'three' OR a = 4 OR b = 'five' OR a = 6 OR 32 b = 'seven' OR a = 8 OR b = 'nine' OR a = 10 33 ORDER BY rowid; 34 35 SELECT c FROM t1 WHERE 36 a = 1 OR a = 2 OR a = 3 OR a = 4 OR a = 5 OR a = 6; 37 38 SELECT c FROM t1 WHERE 39 a BETWEEN 1 AND 3 AND b < 5 AND b > 2 AND c = 4; 40 } 41 42 do_malloc_test 2 -tclprep { 43 db eval { 44 BEGIN; 45 CREATE TABLE t1(a, b, c); 46 CREATE INDEX i1 ON t1(a); 47 CREATE INDEX i2 ON t1(b); 48 } 49 for {set i 0} {$i < 1000} {incr i} { 50 set ii [expr $i*$i] 51 set iii [expr $i*$i] 52 db eval { INSERT INTO t1 VALUES($i, $ii, $iii) } 53 } 54 db eval COMMIT 55 } -sqlbody { 56 SELECT count(*) FROM t1 WHERE a BETWEEN 5 AND 995 OR b BETWEEN 5 AND 900000; 57 } 58 59 reset_db 60 do_execsql_test 3.0 { 61 PRAGMA writable_schema = 1; 62 BEGIN TRANSACTION; 63 CREATE TABLE t1( 64 a INT AS (c*11), 65 b TEXT AS (substr(d,1,3)) STORED, 66 c INTEGEB PRIMARI KEY, d TEXT 67 ); 68 CREATE INDEX t1a ON t1(a); 69 COMMIT; 70 } 71 faultsim_save_and_close 72 73 do_faultsim_test 3.1 -faults oom* -prep { 74 faultsim_restore_and_reopen 75 } -body { 76 execsql { 77 SELECT * FROM (SELECT a FROM t1 NATURAL JOIN t1 WHERE a IN (SELECT b FROM t1 ORDER BY b)) WHERE (SELECT a FROM t1 NATURAL JOIN (SELECT * FROM (SELECT a FROM t1 NATURAL JOIN t1 WHERE a IN (SELECT CASE b WHEN 82 THEN 207 WHEN 869 THEN 406 WHEN 85 THEN 83 WHEN 705 THEN 698 ELSE 1992229051 END%5 FROM t1 ORDER BY b)) WHERE (SELECT a FROM t1 NATURAL JOIN (SELECT b FROM t1 ORDER BY b) WHERE a IN (SELECT b FROM t1 ORDER BY b))) WHERE a ); 78 } 79 } -test { 80 faultsim_test_result {0 {}} 81 } 82 83 finish_test