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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 14:07:11 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-13 14:07:11 +0000 |
commit | 63847496f14c813a5d80efd5b7de0f1294ffe1e3 (patch) | |
tree | 01c7571c7c762ceee70638549a99834fdd7c411b /test/tkt3334.test | |
parent | Initial commit. (diff) | |
download | sqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.tar.xz sqlite3-63847496f14c813a5d80efd5b7de0f1294ffe1e3.zip |
Adding upstream version 3.45.1.upstream/3.45.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'test/tkt3334.test')
-rw-r--r-- | test/tkt3334.test | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/test/tkt3334.test b/test/tkt3334.test new file mode 100644 index 0000000..3527932 --- /dev/null +++ b/test/tkt3334.test @@ -0,0 +1,86 @@ +# 2008 August 26 +# +# 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 implements regression tests for SQLite library. +# Specifically, it tests that bug #3334 has been fixed by the +# addition of restriction (19) to the subquery flattener optimization. +# +# $Id: tkt3334.test,v 1.1 2008/08/26 12:56:14 drh Exp $ + + +set testdir [file dirname $argv0] +source $testdir/tester.tcl + +do_test tkt3334-1.0 { + execsql { + CREATE TABLE t1(a,b); + INSERT INTO t1 VALUES(1,934); + INSERT INTO t1 VALUES(2,221); + INSERT INTO t1 VALUES(1,372); + INSERT INTO t1 VALUES(3,552); + INSERT INTO t1 VALUES(1,719); + INSERT INTO t1 VALUES(4,102); + SELECT * FROM t1 ORDER BY b; + } +} {4 102 2 221 1 372 3 552 1 719 1 934} + +do_test tkt3334-1.1 { + execsql { + SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; + } +} {} +do_test tkt3334-1.2 { + execsql { + SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 2) WHERE a=1; + } +} {0} +do_test tkt3334-1.3 { + execsql { + SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; + } +} {1} +do_test tkt3334-1.4 { + execsql { + SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 3) WHERE a=1; + } +} {1} +do_test tkt3334-1.5 { + execsql { + SELECT a FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; + } +} {1 1 1} +do_test tkt3334-1.6 { + execsql { + SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b LIMIT 99) WHERE a=1; + } +} {3} +do_test tkt3334-1.7 { + execsql { + SELECT a FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; + } +} {1 1 1} +do_test tkt3334-1.8 { + execsql { + SELECT count(*) FROM (SELECT a FROM t1 ORDER BY b) WHERE a=1; + } +} {3} +do_test tkt3334-1.9 { + execsql { + SELECT a FROM (SELECT a FROM t1) WHERE a=1; + } +} {1 1 1} +do_test tkt3334-1.10 { + execsql { + SELECT count(*) FROM (SELECT a FROM t1) WHERE a=1; + } +} {3} + +finish_test |