53 lines
1.3 KiB
Plaintext
53 lines
1.3 KiB
Plaintext
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# 2019 September 10
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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. In particular,
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# that problems related to ticket [18458b1a] have been fixed.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix tkt-18458b1a
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foreach tn {1 2} {
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reset_db
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if {$tn==1} {
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# Disable the flattener and push-down optimizations
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optimization_control db query-flattener 0
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optimization_control db push-down 0
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} else {
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# Enable them
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optimization_control db query-flattener 1
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optimization_control db push-down 1
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}
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db cache size 0
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do_execsql_test $tn.1.1 {
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CREATE TABLE t0(c0 COLLATE NOCASE);
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INSERT INTO t0(c0) VALUES ('B');
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CREATE VIEW v0(c0, c1) AS SELECT DISTINCT t0.c0, 'a' FROM t0;
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}
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do_execsql_test $tn.1.2 {
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SELECT count(*) FROM v0 WHERE c1 >= c0;
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} 1
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do_execsql_test $tn.1.3 {
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SELECT count(*) FROM v0 WHERE NOT NOT (c1 >= c0);
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} 1
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do_execsql_test $tn.1.4 {
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SELECT count(*) FROM v0 WHERE ((c1 >= c0) OR 0+0);
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} 1
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}
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finish_test
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