67 lines
1.8 KiB
Plaintext
67 lines
1.8 KiB
Plaintext
# 2010 June 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# The tests in this file test the pager modules response to various
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# fault conditions (OOM, IO error, disk full etc.). They are similar
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# to those in file pagerfault1.test.
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#
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# More specifically, the tests in this file are those deemed too slow to
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# run as part of pagerfault1.test.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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source $testdir/lock_common.tcl
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source $testdir/malloc_common.tcl
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set a_string_counter 1
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proc a_string {n} {
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global a_string_counter
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incr a_string_counter
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string range [string repeat "${a_string_counter}." $n] 1 $n
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}
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db func a_string a_string
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# The following tests, pagerfault2-1.*, attempt to provoke OOM errors when
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# manipulating the internal "bitvec" structures. Since bitvec structures
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# only allocate memory very rarely, this requires fairly large databases.
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#
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do_test pagerfault2-1-pre1 {
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faultsim_delete_and_reopen
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db func a_string a_string
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execsql {
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PRAGMA journal_mode = DELETE;
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(a_string(401), a_string(402));
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}
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for {set ii 0} {$ii < 14} {incr ii} {
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execsql { INSERT INTO t1 SELECT a_string(401), a_string(402) FROM t1 }
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}
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faultsim_save_and_close
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} {}
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do_faultsim_test pagerfault2-1.1 -faults oom* -prep {
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faultsim_restore_and_reopen
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execsql {
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BEGIN;
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INSERT INTO t1 VALUES(5, 6);
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SAVEPOINT abc;
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UPDATE t1 SET a = a||'x';
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}
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} -body {
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execsql { ROLLBACK TO abc }
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} -test {
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faultsim_test_result {0 {}}
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faultsim_integrity_check
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}
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finish_test
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