94 lines
2.5 KiB
Plaintext
94 lines
2.5 KiB
Plaintext
# 2014-03-24
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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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#
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# Tests to verify that arithmetic operators do not change the type of
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# input operands. Ticket [a8a0d2996a]
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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-a8a0d2996a
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do_execsql_test 1.0 {
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CREATE TABLE t(x,y);
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INSERT INTO t VALUES('1','1');
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
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} {text text}
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do_execsql_test 1.1 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
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} {text text}
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do_execsql_test 1.2 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
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} {text text}
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do_execsql_test 1.3 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
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} {text text}
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do_execsql_test 1.4 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
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} {text text}
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do_execsql_test 2.0 {
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UPDATE t SET x='1xyzzy';
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
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} {text text}
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do_execsql_test 2.1 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
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} {text text}
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do_execsql_test 2.2 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
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} {text text}
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do_execsql_test 2.3 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
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} {text text}
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do_execsql_test 2.4 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
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} {text text}
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do_execsql_test 3.0 {
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UPDATE t SET x='1.0';
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
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} {text text}
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do_execsql_test 3.1 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
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} {text text}
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do_execsql_test 3.2 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
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} {text text}
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do_execsql_test 3.3 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
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} {text text}
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do_execsql_test 3.4 {
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SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
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} {text text}
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do_execsql_test 4.0 {
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SELECT 1+1.;
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} {2.0}
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do_execsql_test 4.1 {
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SELECT '1.23e64'/'1.0000e+62';
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} {123.0}
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do_execsql_test 4.2 {
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SELECT '100x'+'-2y';
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} {98}
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do_execsql_test 4.3 {
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SELECT '100x'+'4.5y';
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} {104.5}
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do_execsql_test 4.4 {
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SELECT '-9223372036854775807x'-'1x';
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} {-9.22337203685478e+18}
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do_execsql_test 4.5 {
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SELECT '9223372036854775806x'+'1x';
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} {9.22337203685478e+18}
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do_execsql_test 4.6 {
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SELECT '1234x'/'10y';
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} {123.4}
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