| # 2021 May 27 |
| # |
| # 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. |
| # |
| #*********************************************************************** |
| # Tests focused on the "constant propagation" that occurs within the |
| # WHERE clause of a SELECT statemente. |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| source $testdir/malloc_common.tcl |
| set testprefix whereM |
| |
| |
| do_execsql_test 1.0 { |
| CREATE TABLE t1(a, b INTEGER, c TEXT, d REAL, e BLOB); |
| INSERT INTO t1 VALUES(10.0, 10.0, 10.0, 10.0, 10.0); |
| SELECT * FROM t1; |
| } { |
| 10.0 10 10.0 10.0 10.0 |
| } |
| |
| do_execsql_test 1.1.1 { |
| SELECT a=10, a = '10.0', a LIKE '10.0' FROM t1; |
| } {1 0 1} |
| do_execsql_test 1.1.2 { |
| SELECT count(*) FROM t1 WHERE a=10 AND a = '10.0' |
| } {0} |
| do_execsql_test 1.1.3 { |
| SELECT count(*) FROM t1 WHERE a=10 AND a LIKE '10.0' |
| } {1} |
| do_execsql_test 1.1.4 { |
| SELECT count(*) FROM t1 WHERE a='10.0' AND a LIKE '10.0' |
| } {0} |
| |
| do_execsql_test 1.2.1 { |
| SELECT b=10, b = '10.0', b LIKE '10.0', b LIKE '10' FROM t1; |
| } {1 1 0 1} |
| do_execsql_test 1.2.2 { |
| SELECT count(*) FROM t1 WHERE b=10 AND b = '10.0' |
| } {1} |
| do_execsql_test 1.2.3 { |
| SELECT count(*) FROM t1 WHERE b=10 AND b LIKE '10.0' |
| } {0} |
| do_execsql_test 1.2.4 { |
| SELECT count(*) FROM t1 WHERE b='10.0' AND b LIKE '10.0' |
| } {0} |
| do_execsql_test 1.2.3 { |
| SELECT count(*) FROM t1 WHERE b=10 AND b LIKE '10' |
| } {1} |
| do_execsql_test 1.2.4 { |
| SELECT count(*) FROM t1 WHERE b='10.0' AND b LIKE '10' |
| } {1} |
| |
| do_execsql_test 1.3.1 { |
| SELECT c=10, c = 10.0, c = '10.0', c LIKE '10.0' FROM t1; |
| } {0 1 1 1} |
| do_execsql_test 1.3.2 { |
| SELECT count(*) FROM t1 WHERE c=10 AND c = '10.0' |
| } {0} |
| do_execsql_test 1.3.3 { |
| SELECT count(*) FROM t1 WHERE c=10 AND c LIKE '10.0' |
| } {0} |
| do_execsql_test 1.3.4 { |
| SELECT count(*) FROM t1 WHERE c='10.0' AND c LIKE '10.0' |
| } {1} |
| do_execsql_test 1.3.5 { |
| SELECT count(*) FROM t1 WHERE c=10.0 AND c = '10.0' |
| } {1} |
| do_execsql_test 1.3.6 { |
| SELECT count(*) FROM t1 WHERE c=10.0 AND c LIKE '10.0' |
| } {1} |
| |
| do_execsql_test 1.4.1 { |
| SELECT d=10, d = 10.0, d = '10.0', d LIKE '10.0', d LIKE '10' FROM t1; |
| } {1 1 1 1 0} |
| do_execsql_test 1.4.2 { |
| SELECT count(*) FROM t1 WHERE d=10 AND d = '10.0' |
| } {1} |
| do_execsql_test 1.4.3 { |
| SELECT count(*) FROM t1 WHERE d=10 AND d LIKE '10.0' |
| } {1} |
| do_execsql_test 1.4.4 { |
| SELECT count(*) FROM t1 WHERE d='10.0' AND d LIKE '10.0' |
| } {1} |
| do_execsql_test 1.4.5 { |
| SELECT count(*) FROM t1 WHERE d='10' AND d LIKE '10.0' |
| } {1} |
| |
| do_execsql_test 1.5.1 { |
| SELECT e=10, e = '10.0', e LIKE '10.0', e LIKE '10' FROM t1; |
| } {1 0 1 0} |
| do_execsql_test 1.5.2 { |
| SELECT count(*) FROM t1 WHERE e=10 AND e = '10.0' |
| } {0} |
| do_execsql_test 1.5.3 { |
| SELECT count(*) FROM t1 WHERE e=10 AND e LIKE '10.0' |
| } {1} |
| do_execsql_test 1.5.4 { |
| SELECT count(*) FROM t1 WHERE e='10.0' AND e LIKE '10.0' |
| } {0} |
| do_execsql_test 1.5.5 { |
| SELECT count(*) FROM t1 WHERE e=10.0 AND e LIKE '10.0' |
| } {1} |
| |
| finish_test |