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Diffstat (limited to 'test/pager2.test')
| -rw-r--r-- | test/pager2.test | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/test/pager2.test b/test/pager2.test new file mode 100644 index 0000000..fa5f7b9 --- /dev/null +++ b/test/pager2.test @@ -0,0 +1,151 @@ +# 2010 June 15 +# +# 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. +# +#*********************************************************************** +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +source $testdir/lock_common.tcl +source $testdir/malloc_common.tcl + +set otn 0 +testvfs tv -default 1 +foreach code [list { + set s 512 +} { + set s 1024 + set sql { PRAGMA journal_mode = memory } +} { + set s 1024 + set sql { + PRAGMA journal_mode = memory; + PRAGMA locking_mode = exclusive; + } +} { + set s 2048 + tv devchar safe_append +} { + set s 4096 +} { + set s 4096 + set sql { PRAGMA journal_mode = WAL } +} { + set s 4096 + set sql { PRAGMA auto_vacuum = 1 } +} { + set s 8192 + set sql { PRAGMA synchronous = off } +}] { + + incr otn + set sql "" + tv devchar {} + eval $code + tv sectorsize $s + + do_test pager2-1.$otn.0 { + faultsim_delete_and_reopen + execsql $sql + execsql { + PRAGMA cache_size = 10; + CREATE TABLE t1(i INTEGER PRIMARY KEY, j blob); + } + } {} + + set tn 0 + set lowpoint 0 + foreach x { + 100 x 0 100 + x + 70 22 96 59 96 50 22 56 21 16 37 64 43 40 0 38 22 38 55 0 6 + 43 62 32 93 54 18 13 29 45 66 29 25 61 31 53 82 75 25 96 86 10 69 + 2 29 6 60 80 95 42 82 85 50 68 96 90 39 78 69 87 97 48 74 65 43 + x + 86 34 26 50 41 85 58 44 89 22 6 51 45 46 58 32 97 6 1 12 32 2 + 69 39 48 71 33 31 5 58 90 43 24 54 12 9 18 57 4 38 91 42 27 45 + 50 38 56 29 10 0 26 37 83 1 78 15 47 30 75 62 46 29 68 5 30 4 + 27 96 33 95 79 75 56 10 29 70 32 75 52 88 5 36 50 57 46 63 88 65 + x + 44 95 64 20 24 35 69 61 61 2 35 92 42 46 23 98 78 1 38 72 79 35 + 94 37 13 59 5 93 27 58 80 75 58 7 67 13 10 76 84 4 8 70 81 45 + 8 41 98 5 60 26 92 29 91 90 2 62 40 4 5 22 80 15 83 76 52 88 + 29 5 68 73 72 7 54 17 89 32 81 94 51 28 53 71 8 42 54 59 70 79 + x + } { + incr tn + set now [db one {SELECT count(i) FROM t1}] + if {$x == "x"} { + execsql { COMMIT ; BEGIN } + set lowpoint $now + do_test pager2.1.$otn.$tn { + sqlite3 db2 test.db + execsql { + SELECT COALESCE(max(i), 0) FROM t1; + PRAGMA integrity_check; + } + } [list $lowpoint ok] + db2 close + } else { + if {$now > $x } { + if { $x>=$lowpoint } { + execsql "ROLLBACK TO sp_$x" + } else { + execsql "DELETE FROM t1 WHERE i>$x" + set lowpoint $x + } + } elseif {$now < $x} { + for {set k $now} {$k < $x} {incr k} { + execsql "SAVEPOINT sp_$k" + execsql { INSERT INTO t1(j) VALUES(randomblob(1500)) } + } + } + do_execsql_test pager2.1.$otn.$tn { + SELECT COALESCE(max(i), 0) FROM t1; + PRAGMA integrity_check; + } [list $x ok] + } + } +} +db close +tv delete + + +#------------------------------------------------------------------------- +# +# pager2-2.1: Test a ROLLBACK with journal_mode=off. +# pager2-2.2: Test shrinking the database (auto-vacuum) with +# journal_mode=off +# +do_test pager2-2.1 { + faultsim_delete_and_reopen + execsql { + CREATE TABLE t1(a, b); + PRAGMA journal_mode = off; + BEGIN; + INSERT INTO t1 VALUES(1, 2); + ROLLBACK; + SELECT * FROM t1; + } +} {off} +do_test pager2-2.2 { + faultsim_delete_and_reopen + execsql { + PRAGMA auto_vacuum = incremental; + PRAGMA page_size = 1024; + PRAGMA journal_mode = off; + CREATE TABLE t1(a, b); + INSERT INTO t1 VALUES(zeroblob(5000), zeroblob(5000)); + DELETE FROM t1; + PRAGMA incremental_vacuum; + } + file size test.db +} {3072} + +finish_test |