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87 lines
2.2 KiB
Plaintext
87 lines
2.2 KiB
Plaintext
# 2019-05-03
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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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# Tests to exercise the MEM_IntReal representation of Mem objects.
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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 intreal
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sqlite3_create_function db
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do_execsql_test 100 {
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SELECT intreal(5);
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} {5.0}
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do_execsql_test 110 {
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SELECT intreal(5)=5, 6=intreal(6);
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} {1 1}
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do_execsql_test 120 {
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SELECT intreal(7)=7.0, 8.0=intreal(8);
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} {1 1}
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do_execsql_test 130 {
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SELECT typeof(intreal(9));
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} {real}
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do_execsql_test 140 {
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SELECT 'a'||intreal(11)||'z';
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} {a11.0z}
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do_execsql_test 150 {
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SELECT max(1.0,intreal(2),3.0), max(1,intreal(2),3);
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} {3.0 3}
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do_execsql_test 160 {
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SELECT max(1.0,intreal(4),3.0), max(1,intreal(4),3);
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} {4.0 4.0}
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do_execsql_test 170 {
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SELECT max(1.0,intreal(2),intreal(3),4.0),
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max(1,intreal(2),intreal(3),4);
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} {4.0 4}
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do_execsql_test 180 {
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SELECT max(1.0,intreal(5),intreal(3),4.0),
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max(1,intreal(5),intreal(3),4);
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} {5.0 5.0}
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#-------------------------------------------------------------------------
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do_execsql_test 2.1 {
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CREATE TABLE t2(a REAL);
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INSERT INTO t2 VALUES( 836627109860825358 );
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SELECT substr(a,1,4) FROM t2 WHERE a = CAST(836627109860825358 AS REAL);
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} {8.36}
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do_execsql_test 2.2 {
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CREATE INDEX i2 ON t2(a);
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SELECT substr(a,1,4) FROM t2 WHERE a = CAST(836627109860825358 AS REAL);
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} {8.36}
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do_execsql_test 2.3 {
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CREATE TABLE t0 (c0);
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CREATE TABLE t1 (c1 REAL);
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INSERT INTO t1(c1) VALUES (8366271098608253588);
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INSERT INTO t0(c0) VALUES ('a');
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}
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set D [db one {SELECT c1 FROM t1}]
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do_execsql_test 2.4 {
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SELECT * FROM t1 WHERE (t1.c1 = CAST(8366271098608253588 AS REAL));
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} $D
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do_execsql_test 2.5 {
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SELECT * FROM t0, t1 WHERE (t1.c1 = CAST(8366271098608253588 AS REAL));
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} [list a $D]
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do_execsql_test 2.6 {
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SELECT * FROM t0, t1
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WHERE (
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t1.c1 >= CAST(8366271098608253588 AS REAL)
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AND t1.c1 <= CAST(8366271098608253588 AS REAL)
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);
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} [list a $D]
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finish_test
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