| Index: third_party/sqlite/test/memsubsys2.test
|
| ===================================================================
|
| --- third_party/sqlite/test/memsubsys2.test (revision 56608)
|
| +++ third_party/sqlite/test/memsubsys2.test (working copy)
|
| @@ -1,173 +0,0 @@
|
| -# 2008 June 18
|
| -#
|
| -# 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 contains tests of the memory allocation subsystem.
|
| -#
|
| -# $Id: memsubsys2.test,v 1.2 2008/08/12 15:21:12 drh Exp $
|
| -
|
| -set testdir [file dirname $argv0]
|
| -source $testdir/tester.tcl
|
| -sqlite3_reset_auto_extension
|
| -
|
| -# This procedure constructs a new database in test.db. It fills
|
| -# this database with many small records (enough to force multiple
|
| -# rebalance operations in the btree-layer and to require a large
|
| -# page cache), verifies correct results, then returns.
|
| -#
|
| -proc build_test_db {testname pragmas} {
|
| - catch {db close}
|
| - file delete -force test.db test.db-journal
|
| - sqlite3 db test.db
|
| - db eval $pragmas
|
| - db eval {
|
| - CREATE TABLE t1(x, y);
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| - CREATE TABLE t2(a, b);
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| - CREATE INDEX i1 ON t1(x,y);
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| - INSERT INTO t1 VALUES(1, 100);
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| - INSERT INTO t1 VALUES(2, 200);
|
| - }
|
| - for {set i 2} {$i<5000} {incr i $i} {
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| - db eval {INSERT INTO t2 SELECT * FROM t1}
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| - db eval {INSERT INTO t1 SELECT a+$i, a+b*100 FROM t2}
|
| - db eval {DELETE FROM t2}
|
| - }
|
| - do_test $testname.1 {
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| - db eval {SELECT count(*) FROM t1}
|
| - } 8192
|
| - integrity_check $testname.2
|
| -}
|
| -
|
| -# Reset all of the highwater marks.
|
| -#
|
| -proc reset_highwater_marks {} {
|
| - sqlite3_status SQLITE_STATUS_MEMORY_USED 1
|
| - sqlite3_status SQLITE_STATUS_MALLOC_SIZE 1
|
| - sqlite3_status SQLITE_STATUS_PAGECACHE_USED 1
|
| - sqlite3_status SQLITE_STATUS_PAGECACHE_OVERFLOW 1
|
| - sqlite3_status SQLITE_STATUS_PAGECACHE_SIZE 1
|
| - sqlite3_status SQLITE_STATUS_SCRATCH_USED 1
|
| - sqlite3_status SQLITE_STATUS_SCRATCH_OVERFLOW 1
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| - sqlite3_status SQLITE_STATUS_SCRATCH_SIZE 1
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| - sqlite3_status SQLITE_STATUS_PARSER_STACK 1
|
| -}
|
| -
|
| -# Test 1: Verify that calling sqlite3_malloc(0) returns a NULL
|
| -# pointer.
|
| -#
|
| -set highwater [sqlite3_memory_highwater 0]
|
| -do_test memsubsys2-1.1 {
|
| - sqlite3_malloc 0
|
| -} {0}
|
| -do_test memsubsys2-1.2 {
|
| - sqlite3_memory_highwater 0
|
| -} $highwater
|
| -
|
| -
|
| -# Test 2: Verify that the highwater mark increases after a large
|
| -# allocation.
|
| -#
|
| -sqlite3_memory_highwater 1
|
| -set highwater [sqlite3_memory_highwater 0]
|
| -do_test memsubsys2-2.1 {
|
| - sqlite3_free [set x [sqlite3_malloc 100000]]
|
| - expr {$x!="0"}
|
| -} {1}
|
| -do_test memsubsys2-2.2 {
|
| - expr {[sqlite3_memory_highwater 0]>=[sqlite3_memory_used]+$highwater}
|
| -} {1}
|
| -
|
| -# Test 3: Verify that turning of memstatus disables the statistics
|
| -# tracking.
|
| -#
|
| -db close
|
| -sqlite3_shutdown
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| -sqlite3_config_memstatus 0
|
| -sqlite3_initialize
|
| -reset_highwater_marks
|
| -set highwater [sqlite3_memory_highwater 0]
|
| -do_test memsubsys2-3.1 {
|
| - set highwater
|
| -} {0}
|
| -do_test memsubsys2-3.2 {
|
| - sqlite3_malloc 0
|
| -} {0}
|
| -do_test memsubsys2-3.3 {
|
| - sqlite3_memory_highwater 0
|
| -} {0}
|
| -do_test memsubsys2-3.4 {
|
| - sqlite3_memory_used
|
| -} {0}
|
| -do_test memsubsys2-3.5 {
|
| - set ::allocation [sqlite3_malloc 100000]
|
| - expr {$::allocation!="0"}
|
| -} {1}
|
| -do_test memsubsys2-3.6 {
|
| - sqlite3_memory_highwater 0
|
| -} {0}
|
| -do_test memsubsys2-3.7 {
|
| - sqlite3_memory_used
|
| -} {0}
|
| -do_test memsubsys2-3.8 {
|
| - sqlite3_free $::allocation
|
| -} {}
|
| -do_test memsubsys2-3.9 {
|
| - sqlite3_free 0
|
| -} {}
|
| -
|
| -
|
| -# Test 4: Verify that turning on memstatus reenables the statistics
|
| -# tracking.
|
| -#
|
| -sqlite3_shutdown
|
| -sqlite3_config_memstatus 1
|
| -sqlite3_initialize
|
| -reset_highwater_marks
|
| -set highwater [sqlite3_memory_highwater 0]
|
| -do_test memsubsys2-4.1 {
|
| - set highwater
|
| -} {0}
|
| -do_test memsubsys2-4.2 {
|
| - sqlite3_malloc 0
|
| -} {0}
|
| -do_test memsubsys2-4.3 {
|
| - sqlite3_memory_highwater 0
|
| -} {0}
|
| -do_test memsubsys2-4.4 {
|
| - sqlite3_memory_used
|
| -} {0}
|
| -do_test memsubsys2-4.5 {
|
| - set ::allocation [sqlite3_malloc 100000]
|
| - expr {$::allocation!="0"}
|
| -} {1}
|
| -do_test memsubsys2-4.6 {
|
| - expr {[sqlite3_memory_highwater 0]>=100000}
|
| -} {1}
|
| -do_test memsubsys2-4.7 {
|
| - expr {[sqlite3_memory_used]>=100000}
|
| -} {1}
|
| -do_test memsubsys2-4.8 {
|
| - sqlite3_free $::allocation
|
| -} {}
|
| -do_test memsubsys2-4.9 {
|
| - sqlite3_free 0
|
| -} {}
|
| -do_test memsubsys2-4.10 {
|
| - expr {[sqlite3_memory_highwater 0]>=100000}
|
| -} {1}
|
| -do_test memsubsys2-4.11 {
|
| - sqlite3_memory_used
|
| -} {0}
|
| -
|
| -
|
| -
|
| -
|
| -autoinstall_test_functions
|
| -finish_test
|
|
|