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Add tests so that the "coverage-sorter" test permutation covers all branches in vdbesort.c. Fix a few minor problems in the same file.

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FossilOrigin-Name: bde28b702dabd02269e333535cc41481351c5efc
This commit is contained in:
dan
2014-05-05 09:08:54 +00:00
parent f7f425d600
commit d94d4ee7bd
7 changed files with 178 additions and 53 deletions
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94
test/sortfault.test
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@ -18,24 +18,32 @@ set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix sortfault
do_execsql_test 1.0 {
PRAGMA cache_size = 5;
}
foreach {tn mmap_limit nWorker tmpstore threadsmode fakeheap} {
1 0 0 file multithread false
2 100000 0 file multithread false
3 100000 1 file multithread false
foreach {tn mmap_limit nWorker tmpstore threadsmode fakeheap lookaside} {
1 0 0 file multithread false false
2 100000 0 file multithread false false
3 100000 1 file multithread false false
4 2000000 0 file singlethread false true
} {
if {$sqlite_options(threadsafe)} { set threadsmode singlethread }
catch { db close }
sqlite3_shutdown
sqlite3_config_worker_threads $nWorker
sqlite3_config $threadsmode
if { $lookaside } {
sqlite3_config_lookaside 100 500
} else {
sqlite3_config_lookaside 0 0
}
sqlite3_initialize
sorter_test_fakeheap $fakeheap
set str [string repeat a 1000]
puts $threadsmode
do_faultsim_test 1.$tn -prep {
sqlite3 db test.db
@ -55,8 +63,7 @@ foreach {tn mmap_limit nWorker tmpstore threadsmode fakeheap} {
faultsim_test_result {0 {40 1000 40 1000 40 1000 40 1000 40 1000}}
}
do_faultsim_test 2.$tn -prep {
do_faultsim_test 2.$tn -faults oom* -prep {
sqlite3 db test.db
sqlite3_test_control SQLITE_TESTCTRL_SORTER_MMAP db $::mmap_limit
add_test_utf16bin_collate db
@ -75,6 +82,30 @@ foreach {tn mmap_limit nWorker tmpstore threadsmode fakeheap} {
faultsim_test_result {0 {20 1000 20 1000 20 1000 20 1000 20 1000}}
}
if {$mmap_limit > 1000000} {
set str2 [string repeat $str 10]
sqlite3_memdebug_vfs_oom_test 0
sqlite3 db test.db
sqlite3_test_control SQLITE_TESTCTRL_SORTER_MMAP db $::mmap_limit
execsql { PRAGMA cache_size = 5 }
do_faultsim_test 3.$tn -faults oom-trans* -body {
execsql {
WITH r(x,y) AS (
SELECT 300, $::str2
UNION ALL
SELECT x-1, $::str2 FROM r
LIMIT 300
)
SELECT count(x), length(y) FROM r GROUP BY y, (x%5)
}
} -test {
faultsim_test_result {0 {60 10000 60 10000 60 10000 60 10000 60 10000}}
}
sqlite3_memdebug_vfs_oom_test 1
}
}
catch { db close }
@ -84,6 +115,55 @@ set t(0) singlethread
set t(1) multithread
set t(2) serialized
sqlite3_config $t($sqlite_options(threadsafe))
sqlite3_config_lookaside 100 500
sqlite3_initialize
#-------------------------------------------------------------------------
#
reset_db
do_execsql_test 4.0 {
CREATE TABLE t1(a, b, c);
INSERT INTO t1 VALUES(1, 2, 3);
}
do_test 4.1 {
for {set i 0} {$i < 256} {incr i} {
execsql {
INSERT INTO t1 SELECT
((a<<3) + b) & 2147483647,
((b<<3) + c) & 2147483647,
((c<<3) + a) & 2147483647
FROM t1 ORDER BY rowid DESC LIMIT 1;
}
}
} {}
faultsim_save_and_close
do_faultsim_test 4.2 -faults oom* -prep {
faultsim_restore_and_reopen
} -body {
execsql { CREATE UNIQUE INDEX i1 ON t1(a,b,c) }
} -test {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
#
reset_db
set a [string repeat a 500]
set b [string repeat b 500]
set c [string repeat c 500]
do_execsql_test 5.0 {
CREATE TABLE t1(a, b, c);
INSERT INTO t1 VALUES($a, $b, $c);
INSERT INTO t1 VALUES($c, $b, $a);
}
do_faultsim_test 5.1 -faults oom* -body {
execsql { SELECT * FROM t1 ORDER BY a }
} -test {
faultsim_test_result [list 0 [list $::a $::b $::c $::c $::b $::a]]
}
finish_test