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Add coverage test cases. Have sqlite3_backup_step() transform SQLITE_IOERR_NOMEM to SQLITE_NOMEM before returning.

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FossilOrigin-Name: 5e19bc360e098ec06a72f4a86254d8e62e93ea57
This commit is contained in:
dan
2010-06-30 04:29:03 +00:00
parent c8ce39723d
commit ba3cbf3d4b
8 changed files with 172 additions and 22 deletions
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84
test/pagerfault.test
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@ -586,6 +586,11 @@ do_faultsim_test pagerfault-12 -prep {
#-------------------------------------------------------------------------
# Test fault injection when SQLite opens a database where the size of the
# database file is zero bytes but the accompanying journal file is larger
# than that. In this scenario SQLite should delete the journal file
# without rolling it back, even if it is in all other respects a valid
# hot-journal file.
#
do_test pagerfault-13-pre1 {
faultsim_delete_and_reopen
@ -609,7 +614,86 @@ do_faultsim_test pagerfault-13 -prep {
faultsim_test_result {0 {}}
}
#---------------------------------------------------------------------------
# Test fault injection into a small backup operation.
#
do_test pagerfault-14-pre1 {
faultsim_delete_and_reopen
db func a_string a_string;
execsql {
PRAGMA journal_mode = PERSIST;
ATTACH 'test.db2' AS two;
BEGIN;
CREATE TABLE t1(x, y UNIQUE);
CREATE TABLE two.t2(x, y UNIQUE);
INSERT INTO t1 VALUES(a_string(333), a_string(444));
INSERT INTO t2 VALUES(a_string(333), a_string(444));
COMMIT;
}
faultsim_save_and_close
} {}
do_faultsim_test pagerfault-14 -prep {
faultsim_restore_and_reopen
} -body {
if {[catch {db backup test.db2} msg]} { error [regsub {.*: } $msg {}] }
} -test {
faultsim_test_result {0 {}} {1 {}} {1 {SQL logic error or missing database}}
}
do_test pagerfault-15-pre1 {
faultsim_delete_and_reopen
db func a_string a_string;
execsql {
BEGIN;
CREATE TABLE t1(x, y UNIQUE);
INSERT INTO t1 VALUES(a_string(11), a_string(22));
INSERT INTO t1 VALUES(a_string(11), a_string(22));
COMMIT;
}
faultsim_save_and_close
} {}
do_faultsim_test pagerfault-15 -prep {
faultsim_restore_and_reopen
db func a_string a_string;
} -body {
db eval { SELECT * FROM t1 LIMIT 1 } {
execsql {
BEGIN; INSERT INTO t1 VALUES(a_string(333), a_string(555)); COMMIT;
BEGIN; INSERT INTO t1 VALUES(a_string(333), a_string(555)); COMMIT;
}
}
} -test {
faultsim_test_result {0 {}}
faultsim_integrity_check
}
}
do_test pagerfault-16-pre1 {
faultsim_delete_and_reopen
execsql { CREATE TABLE t1(x, y UNIQUE) }
faultsim_save_and_close
} {}
do_faultsim_test pagerfault-16 -prep {
faultsim_restore_and_reopen
} -body {
execsql {
PRAGMA locking_mode = exclusive;
PRAGMA journal_mode = wal;
INSERT INTO t1 VALUES(1, 2);
INSERT INTO t1 VALUES(3, 4);
PRAGMA journal_mode = delete;
INSERT INTO t1 VALUES(4, 5);
PRAGMA journal_mode = wal;
INSERT INTO t1 VALUES(6, 7);
PRAGMA journal_mode = persist;
INSERT INTO t1 VALUES(8, 9);
}
} -test {
faultsim_test_result {0 {exclusive wal delete wal persist}}
faultsim_integrity_check
}
finish_test