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# 2014-11-12
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
#
# Test that errors encountered during a ROLLBACK operation correctly
# affect ongoing SQL statements.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
source $testdir/malloc_common.tcl
set testprefix rollbackfault
proc int2hex {i} { format %.2X $i }
db func int2hex int2hex
do_execsql_test 1.0 {
SELECT int2hex(0), int2hex(100), int2hex(255)
} {00 64 FF}
do_execsql_test 1.1 {
CREATE TABLE t1(i, h);
CREATE INDEX i1 ON t1(h);
WITH data(a, b) AS (
SELECT 1, int2hex(1)
UNION ALL
SELECT a+1, int2hex(a+1) FROM data WHERE a<40
)
INSERT INTO t1 SELECT * FROM data;
} {}
foreach f {oom ioerr} {
do_faultsim_test 1.2 -faults $f* -prep {
set sql1 { SELECT i FROM t1 WHERE (i%2)==0 }
set sql2 { SELECT i FROM t1 WHERE (i%2)==0 ORDER BY h }
set ::s1 [sqlite3_prepare db $sql1 -1 dummy]
set ::s2 [sqlite3_prepare db $sql2 -1 dummy]
for {set i 0} {$i < 10} {incr i} { sqlite3_step $::s1 }
for {set i 0} {$i < 3} {incr i} { sqlite3_step $::s2 }
execsql {
BEGIN; DELETE FROM t1 WHERE (i%2)
}
} -body {
execsql { ROLLBACK }
} -test {
set res1 [list]
set res2 [list]
while {"SQLITE_ROW" == [sqlite3_step $::s1]} {
lappend res1 [sqlite3_column_text $::s1 0]
}
while {"SQLITE_ROW" == [sqlite3_step $::s2]} {
lappend res2 [sqlite3_column_text $::s2 0]
}
set rc1 [sqlite3_finalize $::s1]
set rc2 [sqlite3_finalize $::s2]
catchsql { ROLLBACK }
if {$rc1=="SQLITE_OK" && $rc2=="SQLITE_OK"
&& $res1=="22 24 26 28 30 32 34 36 38 40"
&& $res2=="8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40"
} {
# This is Ok.
} elseif {$rc1!="SQLITE_OK" && $rc2!="SQLITE_OK" && $res1=="" &&$res2==""} {
# Also Ok.
} else {
error "statements don't look right"
}
}
}
finish_test
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