6ab91a7a7a
so that they work with DEFENSIVE enabled. FossilOrigin-Name: 3212733cb6d1a59516d67a86df7c7b1d2456a1b2e5d7080c26b0e87b2609c65d
103 lines
2.8 KiB
Plaintext
103 lines
2.8 KiB
Plaintext
# 2014 October 21
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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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# This file contains tests for the RBU module. Specifically, it tests the
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# outcome of some other client writing to the database while an RBU update
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# is being applied.
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if {![info exists testdir]} {
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set testdir [file join [file dirname [info script]] .. .. test]
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}
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source $testdir/tester.tcl
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set ::testprefix rbu6
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proc setup_test {} {
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reset_db
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execsql {
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b UNIQUE);
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CREATE TABLE t2(a INTEGER PRIMARY KEY, b UNIQUE);
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CREATE TABLE t3(a INTEGER PRIMARY KEY, b UNIQUE);
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}
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db close
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forcedelete rbu.db
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sqlite3 rbu rbu.db
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rbu eval {
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CREATE TABLE data_t1(a, b, rbu_control);
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CREATE TABLE data_t2(a, b, rbu_control);
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CREATE TABLE data_t3(a, b, rbu_control);
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INSERT INTO data_t1 VALUES(1, 't1', 0);
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INSERT INTO data_t2 VALUES(2, 't2', 0);
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INSERT INTO data_t3 VALUES(3, 't3', 0);
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}
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rbu close
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}
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# Test the outcome of some other client writing the db while the *-oal
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# file is being generated. Once this has happened, the update cannot be
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# progressed.
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#
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for {set nStep 1} {$nStep < 8} {incr nStep} {
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do_test 1.$nStep.1 {
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setup_test
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sqlite3rbu rbu test.db rbu.db
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for {set i 0} {$i<$nStep} {incr i} {rbu step}
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rbu close
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sqlite3 db test.db
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execsql { INSERT INTO t1 VALUES(5, 'hello') }
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sqlite3rbu rbu test.db rbu.db
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rbu step
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} {SQLITE_BUSY}
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do_test 1.$nStep.2 {
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rbu step
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} {SQLITE_BUSY}
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do_test 1.$nStep.3 {
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list [file exists test.db-oal] [file exists test.db-wal]
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} {1 0}
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do_test 1.$nStep.4 {
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list [catch { rbu close } msg] $msg
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} {1 {SQLITE_BUSY - database modified during rbu update}}
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}
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# Test the outcome of some other client writing the db after the *-oal
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# file has been copied to the *-wal path. Once this has happened, any
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# other client writing to the db causes RBU to consider its job finished.
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#
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for {set nStep 8} {$nStep < 20} {incr nStep} {
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do_test 1.$nStep.1 {
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setup_test
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sqlite3rbu rbu test.db rbu.db
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for {set i 0} {$i<$nStep} {incr i} {rbu step}
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rbu close
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sqlite3 db test.db
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execsql { INSERT INTO t1 VALUES(5, 'hello') }
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sqlite3rbu rbu test.db rbu.db
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rbu step
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} {SQLITE_DONE}
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do_test 1.$nStep.2 {
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rbu step
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} {SQLITE_DONE}
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do_test 1.$nStep.3 {
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file exists test.db-oal
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} {0}
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do_test 1.$nStep.4 {
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list [catch { rbu close } msg] $msg
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} {0 SQLITE_DONE}
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do_execsql_test 1.$nStep.5 {
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SELECT * FROM t1;
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} {1 t1 5 hello}
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}
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finish_test
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