| # 2019 May 20 |
| # |
| # 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. The |
| # focus of this file is testing expressions. |
| # |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| set testprefix expr2 |
| |
| do_execsql_test 1.0 { |
| CREATE TABLE t0(c0); |
| INSERT INTO t0(c0) VALUES ('val'); |
| } |
| |
| do_execsql_test 1.1 { |
| SELECT * FROM t0 WHERE ( |
| ( (0 IS NOT FALSE) OR NOT (0 IS FALSE OR (t0.c0 = 1)) ) IS 0 |
| ) |
| } {val} |
| |
| do_execsql_test 1.2.1 { |
| SELECT |
| ( (0 IS NOT FALSE) OR NOT (0 IS FALSE OR (t0.c0 = 1)) ) IS 0 |
| FROM t0 |
| } {1} |
| |
| do_execsql_test 1.2.2 { |
| SELECT |
| ( (0 IS NOT FALSE) OR NOT (0 IS 0 OR (t0.c0 = 1)) ) IS 0 |
| FROM t0 |
| } {1} |
| |
| do_execsql_test 1.3 { |
| SELECT ( (0 IS NOT FALSE) OR NOT (0 IS FALSE OR (t0.c0 = 1)) ) FROM t0 |
| } {0} |
| |
| do_execsql_test 1.4.1 { |
| SELECT (0 IS NOT FALSE) FROM t0 |
| } {0} |
| do_execsql_test 1.4.2 { |
| SELECT NOT (0 IS FALSE OR (t0.c0 = 1)) FROM t0 |
| } {0} |
| |
| |
| finish_test |