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Diffstat (limited to '')
| -rw-r--r-- | test/nockpt.test | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/test/nockpt.test b/test/nockpt.test new file mode 100644 index 0000000..4cc61d1 --- /dev/null +++ b/test/nockpt.test @@ -0,0 +1,147 @@ +# 2016 October 31 +# +# 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. +# +#*********************************************************************** +# This file implements regression tests for SQLite library. The +# focus of this file is testing the SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE +# option. +# + +set testdir [file dirname $argv0] +source $testdir/tester.tcl +source $testdir/lock_common.tcl +source $testdir/malloc_common.tcl +source $testdir/wal_common.tcl +ifcapable !wal {finish_test ; return } +if {[permutation]=="journaltest" || [permutation]=="inmemory_journal"} { + finish_test + return +} + +set testprefix nockpt + +do_execsql_test 1.0 { + PRAGMA auto_vacuum=OFF; + PRAGMA page_size = 1024; + PRAGMA journal_mode = wal; + CREATE TABLE c1(x, y, z); + INSERT INTO c1 VALUES(1, 2, 3); +} {wal} + +do_test 1.1 { file exists test.db-wal } 1 +do_test 1.2 { file size test.db-wal } [wal_file_size 3 1024] +do_test 1.3 { db close } {} +do_test 1.4 { file exists test.db-wal } 0 + +sqlite3 db test.db +do_execsql_test 1.5 { + INSERT INTO c1 VALUES(4, 5, 6); + INSERT INTO c1 VALUES(7, 8, 9); +} +do_test 1.6 { file exists test.db-wal } 1 +do_test 1.7 { sqlite3_db_config db NO_CKPT_ON_CLOSE 1 } {1} +do_test 1.8 { file size test.db-wal } [wal_file_size 2 1024] +do_test 1.9 { db close } {} +do_test 1.10 { file exists test.db-wal } 1 +do_test 1.11 { file size test.db-wal } [wal_file_size 2 1024] + +sqlite3 db test.db +do_execsql_test 1.12 { + SELECT * FROM c1 +} {1 2 3 4 5 6 7 8 9} + +do_execsql_test 1.13 { PRAGMA main.journal_mode } {wal} +do_test 1.14 { sqlite3_db_config db NO_CKPT_ON_CLOSE 1 } {1} +do_execsql_test 1.14 { PRAGMA main.journal_mode = delete } {delete} +do_test 1.15 { file exists test.db-wal } {0} + +if {$::tcl_platform(platform)!="windows"} { +#------------------------------------------------------------------------- +# Test an unusual scenario: +# +# 1. A wal mode db is opened and written. Then sqlite3_close_v2() used +# to close the db handle while there is still an unfinalized +# statement (so the db handle stays open). +# +# 2. The db, wal and *-shm files are deleted from the file system. +# +# 3. Another connection creates a new wal mode db at the same file-system +# location as the previous one. +# +# 4. The statement left unfinalized in (1) is finalized. +# +# The test is to ensure that the connection left open in step (1) does +# not try to delete the wal file from the file-system as part of step +# 4. +# +reset_db +db close + +# Open a connection on a wal database. Write to it a bit. Then prepare +# a statement and call sqlite3_close_v2() (so that the statement handle +# holds the db connection open). +# +set ::db1 [sqlite3_open_v2 test.db SQLITE_OPEN_READWRITE ""] +do_test 2.0 { + lindex [ + sqlite3_exec $::db1 { + PRAGMA journal_mode = wal; + CREATE TABLE t1(x PRIMARY KEY, y UNIQUE, z); + INSERT INTO t1 VALUES(1, 2, 3); + PRAGMA wal_checkpoint; + }] 0 +} {0} +set ::stmt [sqlite3_prepare $::db1 "SELECT * FROM t1" -1 dummy] +sqlite3_close_v2 $::db1 + +# Delete the database, wal and shm files. +# +forcedelete test.db test.db-wal test.db-shm + +# Open and populate a new database file at the same file-system location +# as the one just deleted. Contrive a partial checkpoint on it. +# +sqlite3 db test.db +sqlite3 db2 test.db +do_execsql_test 2.1 { + PRAGMA auto_vacuum=OFF; + PRAGMA journal_mode = wal; + CREATE TABLE y1(a PRIMARY KEY, b UNIQUE, c); + INSERT INTO y1 VALUES('a', 'b', 'c'); + INSERT INTO y1 VALUES('d', 'e', 'f'); +} {wal} +do_execsql_test -db db2 2.2 { + BEGIN; + SELECT * FROM y1; +} {a b c d e f} +do_execsql_test 2.3 { + UPDATE y1 SET c='g' WHERE a='d'; + PRAGMA wal_checkpoint; +} {0 11 10} +do_execsql_test -db db2 2.4 { + COMMIT +} + +# Finalize the statement handle, causing the first connection to be +# closed. Test that this has not corrupted the database file by +# deleting the new wal file from the file-system. If it has, this +# test should fail with an IO or corruption error. +# +do_test 2.5 { + sqlite3_finalize $::stmt + sqlite3 db3 test.db + execsql { + PRAGMA integrity_check; + SELECT * FROM y1; + } db3 +} {ok a b c d e g} +} + + +finish_test |