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89 lines
1.7 KiB
Plaintext
89 lines
1.7 KiB
Plaintext
# 2021 June 22
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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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# Tests for the sqlite3_changes() and sqlite3_total_changes() APIs.
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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 changes
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# To test that the change-counters do not suffer from 32-bit signed integer
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# rollover, add the following line to the array of test cases below. The
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# test will take will over an hour to run.
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#
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# 7 (1<<31)+10 ""
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#
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foreach {tn nRow wor} {
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1 50 ""
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2 50 "WITHOUT ROWID"
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3 5000 ""
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4 5000 "WITHOUT ROWID"
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5 50000 ""
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6 50000 "WITHOUT ROWID"
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} {
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reset_db
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set nBig [expr $nRow]
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do_execsql_test 1.$tn.0 "
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PRAGMA journal_mode = off;
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CREATE TABLE t1(x INTEGER PRIMARY KEY) $wor;
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" {off}
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do_execsql_test 1.$tn.1 {
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WITH s(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM s WHERE i < $nBig
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)
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INSERT INTO t1 SELECT i FROM s;
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}
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do_test 1.$tn.2 {
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db changes
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} [expr $nBig]
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do_test 1.$tn.3 {
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db total_changes
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} [expr $nBig]
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do_execsql_test 1.$tn.4 {
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INSERT INTO t1 VALUES(-1)
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}
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do_test 1.$tn.5 {
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db changes
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} [expr 1]
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do_test 1.$tn.6 {
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db total_changes
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} [expr {$nBig+1}]
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do_execsql_test 1.$tn.7a {
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SELECT count(*) FROM t1
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} [expr {$nBig+1}]
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do_execsql_test 1.$tn.7 {
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DELETE FROM t1
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}
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do_test 1.$tn.8 {
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db changes
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} [expr {$nBig+1}]
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do_test 1.$tn.9 {
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db total_changes
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} [expr {2*($nBig+1)}]
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}
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finish_test
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