60 lines
1.3 KiB
Plaintext
60 lines
1.3 KiB
Plaintext
# 2005 February 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 file is testing that the VACUUM statement correctly
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# frees any memory used for a temporary cache.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix vacuummem
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if {[permutation]=="memsubsys1"} {
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finish_test
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return
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}
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proc memory_used {} {
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set stat [sqlite3_status SQLITE_STATUS_MEMORY_USED 1]
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lindex $stat 1
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}
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do_execsql_test 1.0 {
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PRAGMA cache_size = -2000;
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CREATE TABLE t1(a, b, c);
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WITH r(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM r WHERE i<100000
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)
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INSERT INTO t1 SELECT randomblob(100),randomblob(100),randomblob(100) FROM r;
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CREATE INDEX t1a ON t1(a);
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CREATE INDEX t1b ON t1(b);
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CREATE INDEX t1c ON t1(c);
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}
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do_test 1.1 { memory_used } {#/2300000/}
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do_execsql_test 1.2 VACUUM
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do_test 1.3 { memory_used } {#/2300000/}
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do_execsql_test 1.4 {
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SELECT count(*) FROM t1 WHERE +a IS NOT NULL
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} {100000}
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do_test 1.5 { memory_used } {#/2300000/}
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finish_test
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