gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/tkt-a8a0d2996a.test (about)

     1  # 2014-03-24
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  # 
    12  # Tests to verify that arithmetic operators do not change the type of
    13  # input operands.  Ticket [a8a0d2996a]
    14  #
    15  
    16  set testdir [file dirname $argv0]
    17  source $testdir/tester.tcl
    18  set testprefix tkt-a8a0d2996a
    19  
    20  do_execsql_test 1.0 {
    21    CREATE TABLE t(x,y);
    22    INSERT INTO t VALUES('1','1');
    23    SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
    24  } {text text}
    25  do_execsql_test 1.1 {
    26    SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
    27  } {text text}
    28  do_execsql_test 1.2 {
    29    SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
    30  } {text text}
    31  do_execsql_test 1.3 {
    32    SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
    33  } {text text}
    34  do_execsql_test 1.4 {
    35    SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
    36  } {text text}
    37  
    38  do_execsql_test 2.0 {
    39    UPDATE t SET x='1xyzzy';
    40    SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
    41  } {text text}
    42  do_execsql_test 2.1 {
    43    SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
    44  } {text text}
    45  do_execsql_test 2.2 {
    46    SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
    47  } {text text}
    48  do_execsql_test 2.3 {
    49    SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
    50  } {text text}
    51  do_execsql_test 2.4 {
    52    SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
    53  } {text text}
    54  
    55  
    56  do_execsql_test 3.0 {
    57    UPDATE t SET x='1.0';
    58    SELECT typeof(x), typeof(y) FROM t WHERE 1=x+0 AND y=='1';
    59  } {text text}
    60  do_execsql_test 3.1 {
    61    SELECT typeof(x), typeof(y) FROM t WHERE 1=x-0 AND y=='1';
    62  } {text text}
    63  do_execsql_test 3.2 {
    64    SELECT typeof(x), typeof(y) FROM t WHERE 1=x*1 AND y=='1';
    65  } {text text}
    66  do_execsql_test 3.3 {
    67    SELECT typeof(x), typeof(y) FROM t WHERE 1=x/1 AND y=='1';
    68  } {text text}
    69  do_execsql_test 3.4 {
    70    SELECT typeof(x), typeof(y) FROM t WHERE 1=x%4 AND y=='1';
    71  } {text text}
    72  
    73  do_execsql_test 4.0 {
    74    SELECT 1+1.;
    75  } {2.0}
    76  do_execsql_test 4.1 {
    77    SELECT '1.23e64'/'1.0000e+62';
    78  } {123.0}
    79  do_execsql_test 4.2 {
    80    SELECT '100x'+'-2y';
    81  } {98}
    82  do_execsql_test 4.3 {
    83    SELECT '100x'+'4.5y';
    84  } {104.5}
    85  do_execsql_test 4.4 {
    86    SELECT '-9223372036854775807x'-'1x';
    87  } {-9223372036854775808}
    88  do_execsql_test 4.5 {
    89    SELECT '9223372036854775806x'+'1x';
    90  } {9223372036854775807}
    91  do_execsql_test 4.6 {
    92    SELECT '1234x'/'10y', '1234x'/'10.y', '1234x'/'1e1y';
    93  } {123 123.4 123.4}
    94  
    95  finish_test