1: # 2011 January 28
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: #
12:
13: set testdir [file dirname $argv0]
14: source $testdir/tester.tcl
15: source $testdir/lock_common.tcl
16: source $testdir/malloc_common.tcl
17:
18: if {[permutation] == "inmemory_journal"} {
19: finish_test
20: return
21: }
22:
23: # Create a database with page-size 2048 bytes that uses 2 pages. Populate
24: # it so that if the page-size is changed to 1024 bytes and the db vacuumed,
25: # the new db size is 3 pages.
26: #
27: do_test pagerfault3-pre1 {
28: execsql {
29: PRAGMA auto_vacuum = 0;
30: PRAGMA page_size = 2048;
31: CREATE TABLE t1(x);
32: INSERT INTO t1 VALUES(randomblob(1200));
33: PRAGMA page_count;
34: }
35: } {2}
36: do_test pagerfault3-pre2 {
37: faultsim_save_and_close
38: faultsim_restore_and_reopen
39: execsql {
40: PRAGMA page_size = 1024;
41: VACUUM;
42: PRAGMA page_count;
43: }
44: } {3}
45:
46: # Now do the page-size change and VACUUM with IO error injection. When
47: # an IO error is injected into the final xSync() of the commit, the pager
48: # will have to extend the db file from 3072 to 4096 byts when rolling
49: # back the hot-journal file. This is a special case in pager_truncate().
50: #
51: do_faultsim_test pagerfault3-1 -faults ioerr-transient -prep {
52: faultsim_restore_and_reopen
53: } -body {
54: execsql {
55: PRAGMA page_size = 1024;
56: VACUUM;
57: }
58: } -test {
59: faultsim_test_result {0 {}}
60: faultsim_integrity_check
61: }
62:
63: finish_test
64:
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