409 lines
9.0 KiB
Plaintext
409 lines
9.0 KiB
Plaintext
# 2001 September 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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# This file implements regression tests for SQLite library. The
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# focus of this script is page cache subsystem.
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#
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# $Id: pager2.test,v 1.6 2007/03/23 18:12:07 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Don't run this test file if the pager test interface [pager_open] is not
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# available, or the library was compiled without in-memory database support.
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#
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if {[info commands pager_open]!=""} {
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ifcapable memorydb {
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db close
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# Basic sanity check. Open and close a pager.
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#
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do_test pager2-1.0 {
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set v [catch {
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set ::p1 [pager_open :memory: 10]
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} msg]
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} {0}
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do_test pager2-1.1 {
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pager_stats $::p1
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} {ref 0 page 0 max 10 size 0 state 0 err 0 hit 0 miss 0 ovfl 0}
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do_test pager2-1.2 {
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pager_pagecount $::p1
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} {0}
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do_test pager2-1.3 {
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pager_stats $::p1
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} {ref 0 page 0 max 10 size 0 state 0 err 0 hit 0 miss 0 ovfl 0}
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do_test pager2-1.4 {
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pager_close $::p1
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} {}
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# Try to write a few pages.
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#
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do_test pager2-2.1 {
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set v [catch {
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set ::p1 [pager_open :memory: 10]
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} msg]
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} {0}
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#do_test pager2-2.2 {
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# set v [catch {
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# set ::g1 [page_get $::p1 0]
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# } msg]
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# lappend v $msg
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#} {1 SQLITE_ERROR}
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do_test pager2-2.3.1 {
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set ::gx [page_lookup $::p1 1]
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} {}
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do_test pager2-2.3.2 {
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pager_stats $::p1
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} {ref 0 page 0 max 10 size 0 state 0 err 0 hit 0 miss 0 ovfl 0}
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do_test pager2-2.3.3 {
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set v [catch {
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set ::g1 [page_get $::p1 1]
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} msg]
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if {$v} {lappend v $msg}
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set v
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} {0}
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do_test pager2-2.3.3 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.3.4 {
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set ::gx [page_lookup $::p1 1]
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expr {$::gx!=""}
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} {1}
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do_test pager2-2.3.5 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.3.6 {
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expr {$::g1==$::gx}
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} {1}
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do_test pager2-2.3.7 {
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page_unref $::gx
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.4 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.5 {
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pager_pagecount $::p1
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} {0}
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do_test pager2-2.6 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.7 {
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page_number $::g1
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} {1}
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do_test pager2-2.8 {
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page_read $::g1
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} {}
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do_test pager2-2.9 {
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page_unref $::g1
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} {}
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do_test pager2-2.10 {
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pager_stats $::p1
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} {ref 0 page 1 max 10 size 0 state 0 err 0 hit 0 miss 1 ovfl 0}
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do_test pager2-2.11 {
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set ::g1 [page_get $::p1 1]
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expr {$::g1!=0}
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} {1}
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do_test pager2-2.12 {
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page_number $::g1
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} {1}
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do_test pager2-2.13 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 0 state 1 err 0 hit 1 miss 1 ovfl 0}
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do_test pager2-2.14 {
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set v [catch {
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page_write $::g1 "Page-One"
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} msg]
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lappend v $msg
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} {0 {}}
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do_test pager2-2.15 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 1 state 4 err 0 hit 1 miss 1 ovfl 0}
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do_test pager2-2.16 {
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page_read $::g1
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} {Page-One}
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do_test pager2-2.17 {
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set v [catch {
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pager_commit $::p1
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} msg]
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lappend v $msg
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} {0 {}}
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do_test pager2-2.20 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 1 state 1 err 0 hit 1 miss 1 ovfl 0}
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do_test pager2-2.19 {
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pager_pagecount $::p1
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} {1}
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do_test pager2-2.21 {
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pager_stats $::p1
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} {ref 1 page 1 max 10 size 1 state 1 err 0 hit 1 miss 1 ovfl 0}
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do_test pager2-2.22 {
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page_unref $::g1
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} {}
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do_test pager2-2.23 {
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pager_stats $::p1
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} {ref 0 page 1 max 10 size 1 state 0 err 0 hit 1 miss 1 ovfl 0}
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do_test pager2-2.24 {
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set v [catch {
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page_get $::p1 1
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} ::g1]
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if {$v} {lappend v $::g1}
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set v
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} {0}
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do_test pager2-2.25 {
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page_read $::g1
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} {Page-One}
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do_test pager2-2.26 {
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set v [catch {
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page_write $::g1 {page-one}
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} msg]
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lappend v $msg
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} {0 {}}
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do_test pager2-2.27 {
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page_read $::g1
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} {page-one}
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do_test pager2-2.28 {
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set v [catch {
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pager_rollback $::p1
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} msg]
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lappend v $msg
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} {0 {}}
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do_test pager2-2.29 {
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page_unref $::g1
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set ::g1 [page_get $::p1 1]
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page_read $::g1
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} {Page-One}
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#do_test pager2-2.99 {
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# pager_close $::p1
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#} {}
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#do_test pager2-3.1 {
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# set v [catch {
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# set ::p1 [pager_open :memory: 15]
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# } msg]
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# if {$v} {lappend v $msg}
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# set v
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#} {0}
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do_test pager2-3.2 {
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pager_pagecount $::p1
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} {1}
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do_test pager2-3.3 {
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set v [catch {
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set ::g(1) [page_get $::p1 1]
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} msg]
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if {$v} {lappend v $msg}
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set v
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} {0}
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do_test pager2-3.4 {
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page_read $::g(1)
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} {Page-One}
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do_test pager2-3.5 {
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for {set i 2} {$i<=20} {incr i} {
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set gx [page_get $::p1 $i]
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page_write $gx "Page-$i"
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page_unref $gx
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}
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pager_commit $::p1
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} {}
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for {set i 2} {$i<=20} {incr i} {
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do_test pager2-3.6.[expr {$i-1}] [subst {
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set gx \[page_get $::p1 $i\]
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set v \[page_read \$gx\]
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page_unref \$gx
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set v
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}] "Page-$i"
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}
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for {set i 1} {$i<=20} {incr i} {
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regsub -all CNT {
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set ::g1 [page_get $::p1 CNT]
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set ::g2 [page_get $::p1 CNT]
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set ::vx [page_read $::g2]
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expr {$::g1==$::g2}
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} $i body;
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do_test pager2-3.7.$i.1 $body {1}
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regsub -all CNT {
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page_unref $::g2
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set vy [page_read $::g1]
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expr {$vy==$::vx}
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} $i body;
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do_test pager2-3.7.$i.2 $body {1}
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regsub -all CNT {
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page_unref $::g1
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set gx [page_get $::p1 CNT]
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set vy [page_read $gx]
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page_unref $gx
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expr {$vy==$::vx}
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} $i body;
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do_test pager2-3.7.$i.3 $body {1}
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}
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do_test pager2-3.99 {
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pager_close $::p1
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} {}
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# tests of the checkpoint mechanism and api
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#
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do_test pager2-4.0 {
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set v [catch {
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set ::p1 [pager_open :memory: 15]
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} msg]
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if {$v} {lappend v $msg}
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set v
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} {0}
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do_test pager2-4.1 {
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set g1 [page_get $::p1 1]
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page_write $g1 "Page-1 v0"
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for {set i 2} {$i<=20} {incr i} {
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set gx [page_get $::p1 $i]
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page_write $gx "Page-$i v0"
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page_unref $gx
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}
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pager_commit $::p1
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} {}
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for {set i 1} {$i<=20} {incr i} {
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do_test pager2-4.2.$i {
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set gx [page_get $p1 $i]
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set v [page_read $gx]
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page_unref $gx
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set v
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} "Page-$i v0"
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}
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do_test pager2-4.3 {
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lrange [pager_stats $::p1] 0 1
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} {ref 1}
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do_test pager2-4.4 {
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lrange [pager_stats $::p1] 8 9
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} {state 1}
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for {set i 1} {$i<20} {incr i} {
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do_test pager2-4.5.$i.0 {
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set res {}
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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set value [page_read $gx]
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page_unref $gx
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set shouldbe "Page-$j v[expr {$i-1}]"
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if {$value!=$shouldbe} {
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lappend res $value $shouldbe
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}
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}
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set res
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} {}
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do_test pager2-4.5.$i.1 {
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page_write $g1 "Page-1 v$i"
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lrange [pager_stats $p1] 8 9
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} {state 4}
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do_test pager2-4.5.$i.2 {
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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page_write $gx "Page-$j v$i"
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page_unref $gx
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if {$j==$i} {
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pager_stmt_begin $p1
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}
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}
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} {}
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do_test pager2-4.5.$i.3 {
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set res {}
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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set value [page_read $gx]
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page_unref $gx
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set shouldbe "Page-$j v$i"
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if {$value!=$shouldbe} {
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lappend res $value $shouldbe
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}
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}
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set res
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} {}
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do_test pager2-4.5.$i.4 {
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pager_rollback $p1
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set res {}
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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set value [page_read $gx]
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page_unref $gx
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set shouldbe "Page-$j v[expr {$i-1}]"
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if {$value!=$shouldbe} {
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lappend res $value $shouldbe
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}
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}
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set res
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} {}
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do_test pager2-4.5.$i.5 {
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page_write $g1 "Page-1 v$i"
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lrange [pager_stats $p1] 8 9
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} {state 4}
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do_test pager2-4.5.$i.6 {
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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page_write $gx "Page-$j v$i"
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page_unref $gx
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if {$j==$i} {
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pager_stmt_begin $p1
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}
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}
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} {}
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do_test pager2-4.5.$i.7 {
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pager_stmt_rollback $p1
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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set value [page_read $gx]
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page_unref $gx
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if {$j<=$i || $i==1} {
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set shouldbe "Page-$j v$i"
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} else {
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set shouldbe "Page-$j v[expr {$i-1}]"
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}
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if {$value!=$shouldbe} {
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lappend res $value $shouldbe
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}
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}
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set res
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} {}
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do_test pager2-4.5.$i.8 {
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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page_write $gx "Page-$j v$i"
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page_unref $gx
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if {$j==$i} {
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pager_stmt_begin $p1
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}
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}
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} {}
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do_test pager2-4.5.$i.9 {
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pager_stmt_commit $p1
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for {set j 2} {$j<=20} {incr j} {
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set gx [page_get $p1 $j]
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set value [page_read $gx]
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page_unref $gx
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set shouldbe "Page-$j v$i"
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if {$value!=$shouldbe} {
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lappend res $value $shouldbe
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}
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}
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set res
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} {}
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do_test pager2-4.5.$i.10 {
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pager_commit $p1
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lrange [pager_stats $p1] 8 9
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} {state 1}
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}
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do_test pager2-4.99 {
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pager_close $::p1
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} {}
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} ;# ifcapable inmemory
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} ;# end if( has pager_open command );
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finish_test
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