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      1 # 2001 September 15
      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 # This file implements regression tests for SQLite library.  The
     12 # focus of this file is testing expressions.
     13 #
     14 # $Id: expr.test,v 1.67 2009/02/04 03:59:25 shane Exp $
     15 
     16 set testdir [file dirname $argv0]
     17 source $testdir/tester.tcl
     18 
     19 # Create a table to work with.
     20 #
     21 ifcapable floatingpoint {
     22   execsql {CREATE TABLE test1(i1 int, i2 int, r1 real, r2 real, t1 text, t2 text)}
     23   execsql {INSERT INTO test1 VALUES(1,2,1.1,2.2,'hello','world')}
     24 }
     25 ifcapable !floatingpoint {
     26   execsql {CREATE TABLE test1(i1 int, i2 int, t1 text, t2 text)}
     27   execsql {INSERT INTO test1 VALUES(1,2,'hello','world')}
     28 }
     29 
     30 proc test_expr {name settings expr result} {
     31   do_test $name [format {
     32     execsql {BEGIN; UPDATE test1 SET %s; SELECT %s FROM test1; ROLLBACK;}
     33   } $settings $expr] $result
     34 }
     35 
     36 test_expr expr-1.1 {i1=10, i2=20} {i1+i2} 30
     37 test_expr expr-1.2 {i1=10, i2=20} {i1-i2} -10
     38 test_expr expr-1.3 {i1=10, i2=20} {i1*i2} 200
     39 test_expr expr-1.4 {i1=10, i2=20} {i1/i2} 0
     40 test_expr expr-1.5 {i1=10, i2=20} {i2/i1} 2
     41 test_expr expr-1.6 {i1=10, i2=20} {i2<i1} 0
     42 test_expr expr-1.7 {i1=10, i2=20} {i2<=i1} 0
     43 test_expr expr-1.8 {i1=10, i2=20} {i2>i1} 1
     44 test_expr expr-1.9 {i1=10, i2=20} {i2>=i1} 1
     45 test_expr expr-1.10 {i1=10, i2=20} {i2!=i1} 1
     46 test_expr expr-1.11 {i1=10, i2=20} {i2=i1} 0
     47 test_expr expr-1.12 {i1=10, i2=20} {i2<>i1} 1
     48 test_expr expr-1.13 {i1=10, i2=20} {i2==i1} 0
     49 test_expr expr-1.14 {i1=20, i2=20} {i2<i1} 0
     50 test_expr expr-1.15 {i1=20, i2=20} {i2<=i1} 1
     51 test_expr expr-1.16 {i1=20, i2=20} {i2>i1} 0
     52 test_expr expr-1.17 {i1=20, i2=20} {i2>=i1} 1
     53 test_expr expr-1.18 {i1=20, i2=20} {i2!=i1} 0
     54 test_expr expr-1.19 {i1=20, i2=20} {i2=i1} 1
     55 test_expr expr-1.20 {i1=20, i2=20} {i2<>i1} 0
     56 test_expr expr-1.21 {i1=20, i2=20} {i2==i1} 1
     57 ifcapable floatingpoint {
     58   test_expr expr-1.22 {i1=1, i2=2, r1=3.0} {i1+i2*r1} {7.0}
     59   test_expr expr-1.23 {i1=1, i2=2, r1=3.0} {(i1+i2)*r1} {9.0}
     60 }
     61 test_expr expr-1.24 {i1=1, i2=2} {min(i1,i2,i1+i2,i1-i2)} {-1}
     62 test_expr expr-1.25 {i1=1, i2=2} {max(i1,i2,i1+i2,i1-i2)} {3}
     63 test_expr expr-1.26 {i1=1, i2=2} {max(i1,i2,i1+i2,i1-i2)} {3}
     64 test_expr expr-1.27 {i1=1, i2=2} {i1==1 AND i2=2} {1}
     65 test_expr expr-1.28 {i1=1, i2=2} {i1=2 AND i2=1} {0}
     66 test_expr expr-1.29 {i1=1, i2=2} {i1=1 AND i2=1} {0}
     67 test_expr expr-1.30 {i1=1, i2=2} {i1=2 AND i2=2} {0}
     68 test_expr expr-1.31 {i1=1, i2=2} {i1==1 OR i2=2} {1}
     69 test_expr expr-1.32 {i1=1, i2=2} {i1=2 OR i2=1} {0}
     70 test_expr expr-1.33 {i1=1, i2=2} {i1=1 OR i2=1} {1}
     71 test_expr expr-1.34 {i1=1, i2=2} {i1=2 OR i2=2} {1}
     72 test_expr expr-1.35 {i1=1, i2=2} {i1-i2=-1} {1}
     73 test_expr expr-1.36 {i1=1, i2=0} {not i1} {0}
     74 test_expr expr-1.37 {i1=1, i2=0} {not i2} {1}
     75 test_expr expr-1.38 {i1=1} {-i1} {-1}
     76 test_expr expr-1.39 {i1=1} {+i1} {1}
     77 test_expr expr-1.40 {i1=1, i2=2} {+(i2+i1)} {3}
     78 test_expr expr-1.41 {i1=1, i2=2} {-(i2+i1)} {-3}
     79 test_expr expr-1.42 {i1=1, i2=2} {i1|i2} {3}
     80 test_expr expr-1.42b {i1=1, i2=2} {4|2} {6}
     81 test_expr expr-1.43 {i1=1, i2=2} {i1&i2} {0}
     82 test_expr expr-1.43b {i1=1, i2=2} {4&5} {4}
     83 test_expr expr-1.44 {i1=1} {~i1} {-2}
     84 test_expr expr-1.44b {i1=NULL} {~i1} {{}}
     85 test_expr expr-1.45a {i1=1, i2=3} {i1<<i2} {8}
     86 test_expr expr-1.45b {i1=1, i2=-3} {i1>>i2} {8}
     87 test_expr expr-1.45c {i1=1, i2=0} {i1<<i2} {1}
     88 test_expr expr-1.45d {i1=1, i2=62} {i1<<i2} {4611686018427387904}
     89 test_expr expr-1.45e {i1=1, i2=63} {i1<<i2} {-9223372036854775808}
     90 test_expr expr-1.45f {i1=1, i2=64} {i1<<i2} {0}
     91 test_expr expr-1.45g {i1=32, i2=-9223372036854775808} {i1>>i2} {0}
     92 test_expr expr-1.46a {i1=32, i2=3} {i1>>i2} {4}
     93 test_expr expr-1.46b {i1=32, i2=6} {i1>>i2} {0}
     94 test_expr expr-1.46c {i1=-32, i2=3} {i1>>i2} {-4}
     95 test_expr expr-1.46d {i1=-32, i2=100} {i1>>i2} {-1}
     96 test_expr expr-1.46e {i1=32, i2=-3} {i1>>i2} {256}
     97 test_expr expr-1.47 {i1=9999999999, i2=8888888888} {i1<i2} 0
     98 test_expr expr-1.48 {i1=9999999999, i2=8888888888} {i1=i2} 0
     99 test_expr expr-1.49 {i1=9999999999, i2=8888888888} {i1>i2} 1
    100 test_expr expr-1.50 {i1=99999999999, i2=99999999998} {i1<i2} 0
    101 test_expr expr-1.51 {i1=99999999999, i2=99999999998} {i1=i2} 0
    102 test_expr expr-1.52 {i1=99999999999, i2=99999999998} {i1>i2} 1
    103 test_expr expr-1.53 {i1=099999999999, i2=99999999999} {i1<i2} 0
    104 test_expr expr-1.54 {i1=099999999999, i2=99999999999} {i1=i2} 1
    105 test_expr expr-1.55 {i1=099999999999, i2=99999999999} {i1>i2} 0
    106 test_expr expr-1.56 {i1=25, i2=11} {i1%i2} 3
    107 test_expr expr-1.58 {i1=NULL, i2=1} {coalesce(i1+i2,99)} 99
    108 test_expr expr-1.59 {i1=1, i2=NULL} {coalesce(i1+i2,99)} 99
    109 test_expr expr-1.60 {i1=NULL, i2=NULL} {coalesce(i1+i2,99)} 99
    110 test_expr expr-1.61 {i1=NULL, i2=1} {coalesce(i1-i2,99)} 99
    111 test_expr expr-1.62 {i1=1, i2=NULL} {coalesce(i1-i2,99)} 99
    112 test_expr expr-1.63 {i1=NULL, i2=NULL} {coalesce(i1-i2,99)} 99
    113 test_expr expr-1.64 {i1=NULL, i2=1} {coalesce(i1*i2,99)} 99
    114 test_expr expr-1.65 {i1=1, i2=NULL} {coalesce(i1*i2,99)} 99
    115 test_expr expr-1.66 {i1=NULL, i2=NULL} {coalesce(i1*i2,99)} 99
    116 test_expr expr-1.67 {i1=NULL, i2=1} {coalesce(i1/i2,99)} 99
    117 test_expr expr-1.68 {i1=1, i2=NULL} {coalesce(i1/i2,99)} 99
    118 test_expr expr-1.69 {i1=NULL, i2=NULL} {coalesce(i1/i2,99)} 99
    119 test_expr expr-1.70 {i1=NULL, i2=1} {coalesce(i1<i2,99)} 99
    120 test_expr expr-1.71 {i1=1, i2=NULL} {coalesce(i1>i2,99)} 99
    121 test_expr expr-1.72 {i1=NULL, i2=NULL} {coalesce(i1<=i2,99)} 99
    122 test_expr expr-1.73 {i1=NULL, i2=1} {coalesce(i1>=i2,99)} 99
    123 test_expr expr-1.74 {i1=1, i2=NULL} {coalesce(i1!=i2,99)} 99
    124 test_expr expr-1.75 {i1=NULL, i2=NULL} {coalesce(i1==i2,99)} 99
    125 test_expr expr-1.76 {i1=NULL, i2=NULL} {coalesce(not i1,99)} 99
    126 test_expr expr-1.77 {i1=NULL, i2=NULL} {coalesce(-i1,99)} 99
    127 test_expr expr-1.78 {i1=NULL, i2=NULL} {coalesce(i1 IS NULL AND i2=5,99)} 99
    128 test_expr expr-1.79 {i1=NULL, i2=NULL} {coalesce(i1 IS NULL OR i2=5,99)} 1
    129 test_expr expr-1.80 {i1=NULL, i2=NULL} {coalesce(i1=5 AND i2 IS NULL,99)} 99
    130 test_expr expr-1.81 {i1=NULL, i2=NULL} {coalesce(i1=5 OR i2 IS NULL,99)} 1
    131 test_expr expr-1.82 {i1=NULL, i2=3} {coalesce(min(i1,i2,1),99)} 99
    132 test_expr expr-1.83 {i1=NULL, i2=3} {coalesce(max(i1,i2,1),99)} 99
    133 test_expr expr-1.84 {i1=3, i2=NULL} {coalesce(min(i1,i2,1),99)} 99
    134 test_expr expr-1.85 {i1=3, i2=NULL} {coalesce(max(i1,i2,1),99)} 99
    135 test_expr expr-1.86 {i1=3, i2=8} {5 between i1 and i2} 1
    136 test_expr expr-1.87 {i1=3, i2=8} {5 not between i1 and i2} 0
    137 test_expr expr-1.88 {i1=3, i2=8} {55 between i1 and i2} 0
    138 test_expr expr-1.89 {i1=3, i2=8} {55 not between i1 and i2} 1
    139 test_expr expr-1.90 {i1=3, i2=NULL} {5 between i1 and i2} {{}}
    140 test_expr expr-1.91 {i1=3, i2=NULL} {5 not between i1 and i2} {{}}
    141 test_expr expr-1.92 {i1=3, i2=NULL} {2 between i1 and i2} 0
    142 test_expr expr-1.93 {i1=3, i2=NULL} {2 not between i1 and i2} 1
    143 test_expr expr-1.94 {i1=NULL, i2=8} {2 between i1 and i2} {{}}
    144 test_expr expr-1.95 {i1=NULL, i2=8} {2 not between i1 and i2} {{}}
    145 test_expr expr-1.94 {i1=NULL, i2=8} {55 between i1 and i2} 0
    146 test_expr expr-1.95 {i1=NULL, i2=8} {55 not between i1 and i2} 1
    147 test_expr expr-1.96 {i1=NULL, i2=3} {coalesce(i1<<i2,99)} 99
    148 test_expr expr-1.97 {i1=32, i2=NULL} {coalesce(i1>>i2,99)} 99
    149 test_expr expr-1.98 {i1=NULL, i2=NULL} {coalesce(i1|i2,99)} 99
    150 test_expr expr-1.99 {i1=32, i2=NULL} {coalesce(i1&i2,99)} 99
    151 test_expr expr-1.100 {i1=1, i2=''} {i1=i2} 0
    152 test_expr expr-1.101 {i1=0, i2=''} {i1=i2} 0
    153 
    154 # Check for proper handling of 64-bit integer values.
    155 #
    156 if {[working_64bit_int]} {
    157   test_expr expr-1.102 {i1=40, i2=1} {i2<<i1} 1099511627776
    158 }
    159 
    160 ifcapable floatingpoint {
    161   test_expr expr-1.103 {i1=0} {(-2147483648.0 % -1)} 0.0
    162   test_expr expr-1.104 {i1=0} {(-9223372036854775808.0 % -1)} 0.0
    163   test_expr expr-1.105 {i1=0} {(-9223372036854775808.0 / -1)>1} 1
    164 }
    165 
    166 if {[working_64bit_int]} {
    167   test_expr expr-1.106 {i1=0} {-9223372036854775808/-1} 9.22337203685478e+18
    168 }
    169 
    170 test_expr expr-1.107 {i1=0} {-9223372036854775808%-1} 0
    171 test_expr expr-1.108 {i1=0} {1%0} {{}}
    172 test_expr expr-1.109 {i1=0} {1/0} {{}}
    173 
    174 if {[working_64bit_int]} {
    175   test_expr expr-1.110 {i1=0} {-9223372036854775807/-1} 9223372036854775807
    176 }
    177 
    178 test_expr expr-1.111 {i1=NULL, i2=8} {i1 IS i2} 0
    179 test_expr expr-1.112 {i1=NULL, i2=NULL} {i1 IS i2} 1
    180 test_expr expr-1.113 {i1=6, i2=NULL} {i1 IS i2} 0
    181 test_expr expr-1.114 {i1=6, i2=6} {i1 IS i2} 1
    182 test_expr expr-1.115 {i1=NULL, i2=8} \
    183   {CASE WHEN i1 IS i2 THEN 'yes' ELSE 'no' END} no
    184 test_expr expr-1.116 {i1=NULL, i2=NULL} \
    185   {CASE WHEN i1 IS i2 THEN 'yes' ELSE 'no' END} yes
    186 test_expr expr-1.117 {i1=6, i2=NULL} \
    187   {CASE WHEN i1 IS i2 THEN 'yes' ELSE 'no' END} no
    188 test_expr expr-1.118 {i1=8, i2=8} \
    189   {CASE WHEN i1 IS i2 THEN 'yes' ELSE 'no' END} yes
    190 test_expr expr-1.119 {i1=NULL, i2=8} {i1 IS NOT i2} 1
    191 test_expr expr-1.120 {i1=NULL, i2=NULL} {i1 IS NOT i2} 0
    192 test_expr expr-1.121 {i1=6, i2=NULL} {i1 IS NOT i2} 1
    193 test_expr expr-1.122 {i1=6, i2=6} {i1 IS NOT i2} 0
    194 test_expr expr-1.123 {i1=NULL, i2=8} \
    195   {CASE WHEN i1 IS NOT i2 THEN 'yes' ELSE 'no' END} yes
    196 test_expr expr-1.124 {i1=NULL, i2=NULL} \
    197   {CASE WHEN i1 IS NOT i2 THEN 'yes' ELSE 'no' END} no
    198 test_expr expr-1.125 {i1=6, i2=NULL} \
    199   {CASE WHEN i1 IS NOT i2 THEN 'yes' ELSE 'no' END} yes
    200 test_expr expr-1.126 {i1=8, i2=8} \
    201   {CASE WHEN i1 IS NOT i2 THEN 'yes' ELSE 'no' END} no
    202 
    203 ifcapable floatingpoint {if {[working_64bit_int]} {
    204   test_expr expr-1.200\
    205       {i1=9223372036854775806, i2=1} {i1+i2}      9223372036854775807
    206   test_expr expr-1.201\
    207       {i1=9223372036854775806, i2=2} {i1+i2}      9.22337203685478e+18
    208   test_expr expr-1.202\
    209       {i1=9223372036854775806, i2=100000} {i1+i2} 9.22337203685488e+18
    210   test_expr expr-1.203\
    211       {i1=9223372036854775807, i2=0} {i1+i2}      9223372036854775807
    212   test_expr expr-1.204\
    213       {i1=9223372036854775807, i2=1} {i1+i2}      9.22337203685478e+18
    214   test_expr expr-1.205\
    215       {i2=9223372036854775806, i1=1} {i1+i2}      9223372036854775807
    216   test_expr expr-1.206\
    217       {i2=9223372036854775806, i1=2} {i1+i2}      9.22337203685478e+18
    218   test_expr expr-1.207\
    219       {i2=9223372036854775806, i1=100000} {i1+i2} 9.22337203685488e+18
    220   test_expr expr-1.208\
    221       {i2=9223372036854775807, i1=0} {i1+i2}      9223372036854775807
    222   test_expr expr-1.209\
    223       {i2=9223372036854775807, i1=1} {i1+i2}      9.22337203685478e+18
    224   test_expr expr-1.210\
    225       {i1=-9223372036854775807, i2=-1} {i1+i2}    -9223372036854775808
    226   test_expr expr-1.211\
    227       {i1=-9223372036854775807, i2=-2} {i1+i2}    -9.22337203685478e+18
    228   test_expr expr-1.212\
    229       {i1=-9223372036854775807, i2=-100000} {i1+i2} -9.22337203685488e+18
    230   test_expr expr-1.213\
    231       {i1=-9223372036854775808, i2=0} {i1+i2}     -9223372036854775808
    232   test_expr expr-1.214\
    233       {i1=-9223372036854775808, i2=-1} {i1+i2}    -9.22337203685478e+18
    234   test_expr expr-1.215\
    235       {i2=-9223372036854775807, i1=-1} {i1+i2}    -9223372036854775808
    236   test_expr expr-1.216\
    237       {i2=-9223372036854775807, i1=-2} {i1+i2}    -9.22337203685478e+18
    238   test_expr expr-1.217\
    239       {i2=-9223372036854775807, i1=-100000} {i1+i2} -9.22337203685488e+18
    240   test_expr expr-1.218\
    241       {i2=-9223372036854775808, i1=0} {i1+i2}     -9223372036854775808
    242   test_expr expr-1.219\
    243       {i2=-9223372036854775808, i1=-1} {i1+i2}    -9.22337203685478e+18
    244   test_expr expr-1.220\
    245       {i1=9223372036854775806, i2=-1} {i1-i2}     9223372036854775807
    246   test_expr expr-1.221\
    247       {i1=9223372036854775806, i2=-2} {i1-i2}      9.22337203685478e+18
    248   test_expr expr-1.222\
    249       {i1=9223372036854775806, i2=-100000} {i1-i2} 9.22337203685488e+18
    250   test_expr expr-1.223\
    251       {i1=9223372036854775807, i2=0} {i1-i2}      9223372036854775807
    252   test_expr expr-1.224\
    253       {i1=9223372036854775807, i2=-1} {i1-i2}      9.22337203685478e+18
    254   test_expr expr-1.225\
    255       {i2=-9223372036854775806, i1=1} {i1-i2}      9223372036854775807
    256   test_expr expr-1.226\
    257       {i2=-9223372036854775806, i1=2} {i1-i2}      9.22337203685478e+18
    258   test_expr expr-1.227\
    259       {i2=-9223372036854775806, i1=100000} {i1-i2} 9.22337203685488e+18
    260   test_expr expr-1.228\
    261       {i2=-9223372036854775807, i1=0} {i1-i2}      9223372036854775807
    262   test_expr expr-1.229\
    263       {i2=-9223372036854775807, i1=1} {i1-i2}      9.22337203685478e+18
    264   test_expr expr-1.230\
    265       {i1=-9223372036854775807, i2=1} {i1-i2}    -9223372036854775808
    266   test_expr expr-1.231\
    267       {i1=-9223372036854775807, i2=2} {i1-i2}    -9.22337203685478e+18
    268   test_expr expr-1.232\
    269       {i1=-9223372036854775807, i2=100000} {i1-i2} -9.22337203685488e+18
    270   test_expr expr-1.233\
    271       {i1=-9223372036854775808, i2=0} {i1-i2}     -9223372036854775808
    272   test_expr expr-1.234\
    273       {i1=-9223372036854775808, i2=1} {i1-i2}    -9.22337203685478e+18
    274   test_expr expr-1.235\
    275       {i2=9223372036854775807, i1=-1} {i1-i2}    -9223372036854775808
    276   test_expr expr-1.236\
    277       {i2=9223372036854775807, i1=-2} {i1-i2}    -9.22337203685478e+18
    278   test_expr expr-1.237\
    279       {i2=9223372036854775807, i1=-100000} {i1-i2} -9.22337203685488e+18
    280   test_expr expr-1.238\
    281       {i2=9223372036854775807, i1=0} {i1-i2}     -9223372036854775807
    282   test_expr expr-1.239\
    283       {i2=9223372036854775807, i1=-1} {i1-i2}    -9223372036854775808
    284 
    285   test_expr expr-1.250\
    286       {i1=4294967296, i2=2147483648} {i1*i2}      9.22337203685478e+18
    287   test_expr expr-1.251\
    288       {i1=4294967296, i2=2147483647} {i1*i2}      9223372032559808512
    289   test_expr expr-1.252\
    290       {i1=-4294967296, i2=2147483648} {i1*i2}     -9223372036854775808
    291   test_expr expr-1.253\
    292       {i1=-4294967296, i2=2147483647} {i1*i2}     -9223372032559808512
    293   test_expr expr-1.254\
    294       {i1=4294967296, i2=-2147483648} {i1*i2}     -9223372036854775808
    295   test_expr expr-1.255\
    296       {i1=4294967296, i2=-2147483647} {i1*i2}     -9223372032559808512
    297   test_expr expr-1.256\
    298       {i1=-4294967296, i2=-2147483648} {i1*i2}    9.22337203685478e+18
    299   test_expr expr-1.257\
    300       {i1=-4294967296, i2=-2147483647} {i1*i2}    9223372032559808512
    301 
    302 }}
    303 
    304 ifcapable floatingpoint {
    305   test_expr expr-2.1 {r1=1.23, r2=2.34} {r1+r2} 3.57
    306   test_expr expr-2.2 {r1=1.23, r2=2.34} {r1-r2} -1.11
    307   test_expr expr-2.3 {r1=1.23, r2=2.34} {r1*r2} 2.8782
    308 }
    309 set tcl_precision 15
    310 ifcapable floatingpoint {
    311   test_expr expr-2.4 {r1=1.23, r2=2.34} {r1/r2} 0.525641025641026
    312   test_expr expr-2.5 {r1=1.23, r2=2.34} {r2/r1} 1.90243902439024
    313   test_expr expr-2.6 {r1=1.23, r2=2.34} {r2<r1} 0
    314   test_expr expr-2.7 {r1=1.23, r2=2.34} {r2<=r1} 0
    315   test_expr expr-2.8 {r1=1.23, r2=2.34} {r2>r1} 1
    316   test_expr expr-2.9 {r1=1.23, r2=2.34} {r2>=r1} 1
    317   test_expr expr-2.10 {r1=1.23, r2=2.34} {r2!=r1} 1
    318   test_expr expr-2.11 {r1=1.23, r2=2.34} {r2=r1} 0
    319   test_expr expr-2.12 {r1=1.23, r2=2.34} {r2<>r1} 1
    320   test_expr expr-2.13 {r1=1.23, r2=2.34} {r2==r1} 0
    321   test_expr expr-2.14 {r1=2.34, r2=2.34} {r2<r1} 0
    322   test_expr expr-2.15 {r1=2.34, r2=2.34} {r2<=r1} 1
    323   test_expr expr-2.16 {r1=2.34, r2=2.34} {r2>r1} 0
    324   test_expr expr-2.17 {r1=2.34, r2=2.34} {r2>=r1} 1
    325   test_expr expr-2.18 {r1=2.34, r2=2.34} {r2!=r1} 0
    326   test_expr expr-2.19 {r1=2.34, r2=2.34} {r2=r1} 1
    327   test_expr expr-2.20 {r1=2.34, r2=2.34} {r2<>r1} 0
    328   test_expr expr-2.21 {r1=2.34, r2=2.34} {r2==r1} 1
    329   test_expr expr-2.22 {r1=1.23, r2=2.34} {min(r1,r2,r1+r2,r1-r2)} {-1.11}
    330   test_expr expr-2.23 {r1=1.23, r2=2.34} {max(r1,r2,r1+r2,r1-r2)} {3.57}
    331   test_expr expr-2.24 {r1=25.0, r2=11.0} {r1%r2} 3.0
    332   test_expr expr-2.25 {r1=1.23, r2=NULL} {coalesce(r1+r2,99.0)} 99.0
    333   test_expr expr-2.26 {r1=1e300, r2=1e300} {coalesce((r1*r2)*0.0,99.0)} 99.0
    334   test_expr expr-2.26b {r1=1e300, r2=-1e300} {coalesce((r1*r2)*0.0,99.0)} 99.0
    335   test_expr expr-2.27 {r1=1.1, r2=0.0} {r1/r2} {{}}
    336   test_expr expr-2.28 {r1=1.1, r2=0.0} {r1%r2} {{}}
    337 }
    338 
    339 test_expr expr-3.1 {t1='abc', t2='xyz'} {t1<t2} 1
    340 test_expr expr-3.2 {t1='xyz', t2='abc'} {t1<t2} 0
    341 test_expr expr-3.3 {t1='abc', t2='abc'} {t1<t2} 0
    342 test_expr expr-3.4 {t1='abc', t2='xyz'} {t1<=t2} 1
    343 test_expr expr-3.5 {t1='xyz', t2='abc'} {t1<=t2} 0
    344 test_expr expr-3.6 {t1='abc', t2='abc'} {t1<=t2} 1
    345 test_expr expr-3.7 {t1='abc', t2='xyz'} {t1>t2} 0
    346 test_expr expr-3.8 {t1='xyz', t2='abc'} {t1>t2} 1
    347 test_expr expr-3.9 {t1='abc', t2='abc'} {t1>t2} 0
    348 test_expr expr-3.10 {t1='abc', t2='xyz'} {t1>=t2} 0
    349 test_expr expr-3.11 {t1='xyz', t2='abc'} {t1>=t2} 1
    350 test_expr expr-3.12 {t1='abc', t2='abc'} {t1>=t2} 1
    351 test_expr expr-3.13 {t1='abc', t2='xyz'} {t1=t2} 0
    352 test_expr expr-3.14 {t1='xyz', t2='abc'} {t1=t2} 0
    353 test_expr expr-3.15 {t1='abc', t2='abc'} {t1=t2} 1
    354 test_expr expr-3.16 {t1='abc', t2='xyz'} {t1==t2} 0
    355 test_expr expr-3.17 {t1='xyz', t2='abc'} {t1==t2} 0
    356 test_expr expr-3.18 {t1='abc', t2='abc'} {t1==t2} 1
    357 test_expr expr-3.19 {t1='abc', t2='xyz'} {t1<>t2} 1
    358 test_expr expr-3.20 {t1='xyz', t2='abc'} {t1<>t2} 1
    359 test_expr expr-3.21 {t1='abc', t2='abc'} {t1<>t2} 0
    360 test_expr expr-3.22 {t1='abc', t2='xyz'} {t1!=t2} 1
    361 test_expr expr-3.23 {t1='xyz', t2='abc'} {t1!=t2} 1
    362 test_expr expr-3.24 {t1='abc', t2='abc'} {t1!=t2} 0
    363 test_expr expr-3.25 {t1=NULL, t2='hi'} {t1 isnull} 1
    364 test_expr expr-3.25b {t1=NULL, t2='hi'} {t1 is null} 1
    365 test_expr expr-3.26 {t1=NULL, t2='hi'} {t2 isnull} 0
    366 test_expr expr-3.27 {t1=NULL, t2='hi'} {t1 notnull} 0
    367 test_expr expr-3.28 {t1=NULL, t2='hi'} {t2 notnull} 1
    368 test_expr expr-3.28b {t1=NULL, t2='hi'} {t2 is not null} 1
    369 test_expr expr-3.29 {t1='xyz', t2='abc'} {t1||t2} {xyzabc}
    370 test_expr expr-3.30 {t1=NULL, t2='abc'} {t1||t2} {{}}
    371 test_expr expr-3.31 {t1='xyz', t2=NULL} {t1||t2} {{}}
    372 test_expr expr-3.32 {t1='xyz', t2='abc'} {t1||' hi '||t2} {{xyz hi abc}}
    373 test_expr epxr-3.33 {t1='abc', t2=NULL} {coalesce(t1<t2,99)} 99
    374 test_expr epxr-3.34 {t1='abc', t2=NULL} {coalesce(t2<t1,99)} 99
    375 test_expr epxr-3.35 {t1='abc', t2=NULL} {coalesce(t1>t2,99)} 99
    376 test_expr epxr-3.36 {t1='abc', t2=NULL} {coalesce(t2>t1,99)} 99
    377 test_expr epxr-3.37 {t1='abc', t2=NULL} {coalesce(t1<=t2,99)} 99
    378 test_expr epxr-3.38 {t1='abc', t2=NULL} {coalesce(t2<=t1,99)} 99
    379 test_expr epxr-3.39 {t1='abc', t2=NULL} {coalesce(t1>=t2,99)} 99
    380 test_expr epxr-3.40 {t1='abc', t2=NULL} {coalesce(t2>=t1,99)} 99
    381 test_expr epxr-3.41 {t1='abc', t2=NULL} {coalesce(t1==t2,99)} 99
    382 test_expr epxr-3.42 {t1='abc', t2=NULL} {coalesce(t2==t1,99)} 99
    383 test_expr epxr-3.43 {t1='abc', t2=NULL} {coalesce(t1!=t2,99)} 99
    384 test_expr epxr-3.44 {t1='abc', t2=NULL} {coalesce(t2!=t1,99)} 99
    385 
    386 test_expr expr-4.1 {t1='abc', t2='Abc'} {t1<t2} 0
    387 test_expr expr-4.2 {t1='abc', t2='Abc'} {t1>t2} 1
    388 test_expr expr-4.3 {t1='abc', t2='Bbc'} {t1<t2} 0
    389 test_expr expr-4.4 {t1='abc', t2='Bbc'} {t1>t2} 1
    390 test_expr expr-4.5 {t1='0', t2='0.0'} {t1==t2} 0
    391 test_expr expr-4.6 {t1='0.000', t2='0.0'} {t1==t2} 0
    392 test_expr expr-4.7 {t1=' 0.000', t2=' 0.0'} {t1==t2} 0
    393 test_expr expr-4.8 {t1='0.0', t2='abc'} {t1<t2} 1
    394 test_expr expr-4.9 {t1='0.0', t2='abc'} {t1==t2} 0
    395 
    396 ifcapable floatingpoint {
    397   test_expr expr-4.10 {r1='0.0', r2='abc'} {r1>r2} 0
    398   test_expr expr-4.11 {r1='abc', r2='Abc'} {r1<r2} 0
    399   test_expr expr-4.12 {r1='abc', r2='Abc'} {r1>r2} 1
    400   test_expr expr-4.13 {r1='abc', r2='Bbc'} {r1<r2} 0
    401   test_expr expr-4.14 {r1='abc', r2='Bbc'} {r1>r2} 1
    402   test_expr expr-4.15 {r1='0', r2='0.0'} {r1==r2} 1
    403   test_expr expr-4.16 {r1='0.000', r2='0.0'} {r1==r2} 1
    404   test_expr expr-4.17 {r1=' 0.000', r2=' 0.0'} {r1==r2} 1
    405   test_expr expr-4.18 {r1='0.0', r2='abc'} {r1<r2} 1
    406   test_expr expr-4.19 {r1='0.0', r2='abc'} {r1==r2} 0
    407   test_expr expr-4.20 {r1='0.0', r2='abc'} {r1>r2} 0
    408 }
    409 
    410 # CSL is true if LIKE is case sensitive and false if not.
    411 # NCSL is the opposite.  Use these variables as the result
    412 # on operations where case makes a difference.
    413 set CSL $sqlite_options(casesensitivelike)
    414 set NCSL [expr {!$CSL}]
    415 
    416 test_expr expr-5.1 {t1='abc', t2='xyz'} {t1 LIKE t2} 0
    417 test_expr expr-5.2a {t1='abc', t2='abc'} {t1 LIKE t2} 1
    418 test_expr expr-5.2b {t1='abc', t2='ABC'} {t1 LIKE t2} $NCSL
    419 test_expr expr-5.3a {t1='abc', t2='a_c'} {t1 LIKE t2} 1
    420 test_expr expr-5.3b {t1='abc', t2='A_C'} {t1 LIKE t2} $NCSL
    421 test_expr expr-5.4 {t1='abc', t2='abc_'} {t1 LIKE t2} 0
    422 test_expr expr-5.5a {t1='abc', t2='a%c'} {t1 LIKE t2} 1
    423 test_expr expr-5.5b {t1='abc', t2='A%C'} {t1 LIKE t2} $NCSL
    424 test_expr expr-5.5c {t1='abdc', t2='a%c'} {t1 LIKE t2} 1
    425 test_expr expr-5.5d {t1='ac', t2='a%c'} {t1 LIKE t2} 1
    426 test_expr expr-5.5e {t1='ac', t2='A%C'} {t1 LIKE t2} $NCSL
    427 test_expr expr-5.6a {t1='abxyzzyc', t2='a%c'} {t1 LIKE t2} 1
    428 test_expr expr-5.6b {t1='abxyzzyc', t2='A%C'} {t1 LIKE t2} $NCSL
    429 test_expr expr-5.7a {t1='abxyzzy', t2='a%c'} {t1 LIKE t2} 0
    430 test_expr expr-5.7b {t1='abxyzzy', t2='A%C'} {t1 LIKE t2} 0
    431 test_expr expr-5.8a {t1='abxyzzycx', t2='a%c'} {t1 LIKE t2} 0
    432 test_expr expr-5.8b {t1='abxyzzycy', t2='a%cx'} {t1 LIKE t2} 0
    433 test_expr expr-5.8c {t1='abxyzzycx', t2='A%C'} {t1 LIKE t2} 0
    434 test_expr expr-5.8d {t1='abxyzzycy', t2='A%CX'} {t1 LIKE t2} 0
    435 test_expr expr-5.9a {t1='abc', t2='a%_c'} {t1 LIKE t2} 1
    436 test_expr expr-5.9b {t1='ac', t2='a%_c'} {t1 LIKE t2} 0
    437 test_expr expr-5.9c {t1='abc', t2='A%_C'} {t1 LIKE t2} $NCSL
    438 test_expr expr-5.9d {t1='ac', t2='A%_C'} {t1 LIKE t2} 0
    439 test_expr expr-5.10a {t1='abxyzzyc', t2='a%_c'} {t1 LIKE t2} 1
    440 test_expr expr-5.10b {t1='abxyzzyc', t2='A%_C'} {t1 LIKE t2} $NCSL
    441 test_expr expr-5.11 {t1='abc', t2='xyz'} {t1 NOT LIKE t2} 1
    442 test_expr expr-5.12a {t1='abc', t2='abc'} {t1 NOT LIKE t2} 0
    443 test_expr expr-5.12b {t1='abc', t2='ABC'} {t1 NOT LIKE t2} $CSL
    444 test_expr expr-5.13  {t1='A'}  {t1 LIKE 'A%_'} 0
    445 test_expr expr-5.14  {t1='AB'} {t1 LIKE 'A%b' ESCAPE 'b'} 0
    446 
    447 # The following tests only work on versions of TCL that support Unicode
    448 #
    449 if {"\u1234"!="u1234"} {
    450   test_expr expr-5.13a "t1='a\u0080c', t2='a_c'" {t1 LIKE t2} 1
    451   test_expr expr-5.13b "t1='a\u0080c', t2='A_C'" {t1 LIKE t2} $NCSL
    452   test_expr expr-5.14a "t1='a\u07FFc', t2='a_c'" {t1 LIKE t2} 1
    453   test_expr expr-5.14b "t1='a\u07FFc', t2='A_C'" {t1 LIKE t2} $NCSL
    454   test_expr expr-5.15a "t1='a\u0800c', t2='a_c'" {t1 LIKE t2} 1
    455   test_expr expr-5.15b "t1='a\u0800c', t2='A_C'" {t1 LIKE t2} $NCSL
    456   test_expr expr-5.16a "t1='a\uFFFFc', t2='a_c'" {t1 LIKE t2} 1
    457   test_expr expr-5.16b "t1='a\uFFFFc', t2='A_C'" {t1 LIKE t2} $NCSL
    458   test_expr expr-5.17 "t1='a\u0080', t2='A__'" {t1 LIKE t2} 0
    459   test_expr expr-5.18 "t1='a\u07FF', t2='A__'" {t1 LIKE t2} 0
    460   test_expr expr-5.19 "t1='a\u0800', t2='A__'" {t1 LIKE t2} 0
    461   test_expr expr-5.20 "t1='a\uFFFF', t2='A__'" {t1 LIKE t2} 0
    462   test_expr expr-5.21a "t1='ax\uABCD', t2='a_\uABCD'" {t1 LIKE t2} 1
    463   test_expr expr-5.21b "t1='ax\uABCD', t2='A_\uABCD'" {t1 LIKE t2} $NCSL
    464   test_expr expr-5.22a "t1='ax\u1234', t2='a%\u1234'" {t1 LIKE t2} 1
    465   test_expr expr-5.22b "t1='ax\u1234', t2='A%\u1234'" {t1 LIKE t2} $NCSL
    466   test_expr expr-5.23a "t1='ax\uFEDC', t2='a_%'" {t1 LIKE t2} 1
    467   test_expr expr-5.23b "t1='ax\uFEDC', t2='A_%'" {t1 LIKE t2} $NCSL
    468   test_expr expr-5.24a "t1='ax\uFEDCy\uFEDC', t2='a%\uFEDC'" {t1 LIKE t2} 1
    469   test_expr expr-5.24b "t1='ax\uFEDCy\uFEDC', t2='A%\uFEDC'" {t1 LIKE t2} $NCSL
    470 }
    471 
    472 test_expr expr-5.54 {t1='abc', t2=NULL} {t1 LIKE t2} {{}}
    473 test_expr expr-5.55 {t1='abc', t2=NULL} {t1 NOT LIKE t2} {{}}
    474 test_expr expr-5.56 {t1='abc', t2=NULL} {t2 LIKE t1} {{}}
    475 test_expr expr-5.57 {t1='abc', t2=NULL} {t2 NOT LIKE t1} {{}}
    476 
    477 # LIKE expressions that use ESCAPE characters.
    478 test_expr expr-5.58a {t1='abc', t2='a_c'}   {t1 LIKE t2 ESCAPE '7'} 1
    479 test_expr expr-5.58b {t1='abc', t2='A_C'}   {t1 LIKE t2 ESCAPE '7'} $NCSL
    480 test_expr expr-5.59a {t1='a_c', t2='a7_c'}  {t1 LIKE t2 ESCAPE '7'} 1
    481 test_expr expr-5.59b {t1='a_c', t2='A7_C'}  {t1 LIKE t2 ESCAPE '7'} $NCSL
    482 test_expr expr-5.60a {t1='abc', t2='a7_c'}  {t1 LIKE t2 ESCAPE '7'} 0
    483 test_expr expr-5.60b {t1='abc', t2='A7_C'}  {t1 LIKE t2 ESCAPE '7'} 0
    484 test_expr expr-5.61a {t1='a7Xc', t2='a7_c'} {t1 LIKE t2 ESCAPE '7'} 0
    485 test_expr expr-5.61b {t1='a7Xc', t2='A7_C'} {t1 LIKE t2 ESCAPE '7'} 0
    486 test_expr expr-5.62a {t1='abcde', t2='a%e'} {t1 LIKE t2 ESCAPE '7'} 1
    487 test_expr expr-5.62b {t1='abcde', t2='A%E'} {t1 LIKE t2 ESCAPE '7'} $NCSL
    488 test_expr expr-5.63a {t1='abcde', t2='a7%e'} {t1 LIKE t2 ESCAPE '7'} 0
    489 test_expr expr-5.63b {t1='abcde', t2='A7%E'} {t1 LIKE t2 ESCAPE '7'} 0
    490 test_expr expr-5.64a {t1='a7cde', t2='a7%e'} {t1 LIKE t2 ESCAPE '7'} 0
    491 test_expr expr-5.64b {t1='a7cde', t2='A7%E'} {t1 LIKE t2 ESCAPE '7'} 0
    492 test_expr expr-5.65a {t1='a7cde', t2='a77%e'} {t1 LIKE t2 ESCAPE '7'} 1
    493 test_expr expr-5.65b {t1='a7cde', t2='A77%E'} {t1 LIKE t2 ESCAPE '7'} $NCSL
    494 test_expr expr-5.66a {t1='abc7', t2='a%77'} {t1 LIKE t2 ESCAPE '7'} 1
    495 test_expr expr-5.66b {t1='abc7', t2='A%77'} {t1 LIKE t2 ESCAPE '7'} $NCSL
    496 test_expr expr-5.67a {t1='abc_', t2='a%7_'} {t1 LIKE t2 ESCAPE '7'} 1
    497 test_expr expr-5.67b {t1='abc_', t2='A%7_'} {t1 LIKE t2 ESCAPE '7'} $NCSL
    498 test_expr expr-5.68a {t1='abc7', t2='a%7_'} {t1 LIKE t2 ESCAPE '7'} 0
    499 test_expr expr-5.68b {t1='abc7', t2='A%7_'} {t1 LIKE t2 ESCAPE '7'} 0
    500 
    501 # These are the same test as the block above, but using a multi-byte 
    502 # character as the escape character.
    503 if {"\u1234"!="u1234"} {
    504   test_expr expr-5.69a "t1='abc', t2='a_c'" \
    505       "t1 LIKE t2 ESCAPE '\u1234'" 1
    506   test_expr expr-5.69b "t1='abc', t2='A_C'" \
    507       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    508   test_expr expr-5.70a "t1='a_c', t2='a\u1234_c'" \
    509       "t1 LIKE t2 ESCAPE '\u1234'" 1
    510   test_expr expr-5.70b "t1='a_c', t2='A\u1234_C'" \
    511       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    512   test_expr expr-5.71a "t1='abc', t2='a\u1234_c'" \
    513        "t1 LIKE t2 ESCAPE '\u1234'" 0
    514   test_expr expr-5.71b "t1='abc', t2='A\u1234_C'" \
    515        "t1 LIKE t2 ESCAPE '\u1234'" 0
    516   test_expr expr-5.72a "t1='a\u1234Xc', t2='a\u1234_c'" \
    517       "t1 LIKE t2 ESCAPE '\u1234'" 0
    518   test_expr expr-5.72b "t1='a\u1234Xc', t2='A\u1234_C'" \
    519       "t1 LIKE t2 ESCAPE '\u1234'" 0
    520   test_expr expr-5.73a "t1='abcde', t2='a%e'" \
    521       "t1 LIKE t2 ESCAPE '\u1234'" 1
    522   test_expr expr-5.73b "t1='abcde', t2='A%E'" \
    523       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    524   test_expr expr-5.74a "t1='abcde', t2='a\u1234%e'" \
    525       "t1 LIKE t2 ESCAPE '\u1234'" 0
    526   test_expr expr-5.74b "t1='abcde', t2='A\u1234%E'" \
    527       "t1 LIKE t2 ESCAPE '\u1234'" 0
    528   test_expr expr-5.75a "t1='a\u1234cde', t2='a\u1234%e'" \
    529       "t1 LIKE t2 ESCAPE '\u1234'" 0
    530   test_expr expr-5.75b "t1='a\u1234cde', t2='A\u1234%E'" \
    531       "t1 LIKE t2 ESCAPE '\u1234'" 0
    532   test_expr expr-5.76a "t1='a\u1234cde', t2='a\u1234\u1234%e'" \
    533       "t1 LIKE t2 ESCAPE '\u1234'" 1
    534   test_expr expr-5.76b "t1='a\u1234cde', t2='A\u1234\u1234%E'" \
    535       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    536   test_expr expr-5.77a "t1='abc\u1234', t2='a%\u1234\u1234'" \
    537       "t1 LIKE t2 ESCAPE '\u1234'" 1
    538   test_expr expr-5.77b "t1='abc\u1234', t2='A%\u1234\u1234'" \
    539       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    540   test_expr expr-5.78a "t1='abc_', t2='a%\u1234_'" \
    541       "t1 LIKE t2 ESCAPE '\u1234'" 1
    542   test_expr expr-5.78b "t1='abc_', t2='A%\u1234_'" \
    543       "t1 LIKE t2 ESCAPE '\u1234'" $NCSL
    544   test_expr expr-5.79a "t1='abc\u1234', t2='a%\u1234_'" \
    545       "t1 LIKE t2 ESCAPE '\u1234'" 0
    546   test_expr expr-5.79b "t1='abc\u1234', t2='A%\u1234_'" \
    547       "t1 LIKE t2 ESCAPE '\u1234'" 0
    548 }
    549 
    550 test_expr expr-6.1 {t1='abc', t2='xyz'} {t1 GLOB t2} 0
    551 test_expr expr-6.2 {t1='abc', t2='ABC'} {t1 GLOB t2} 0
    552 test_expr expr-6.3 {t1='abc', t2='A?C'} {t1 GLOB t2} 0
    553 test_expr expr-6.4 {t1='abc', t2='a?c'} {t1 GLOB t2} 1
    554 test_expr expr-6.5 {t1='abc', t2='abc?'} {t1 GLOB t2} 0
    555 test_expr expr-6.6 {t1='abc', t2='A*C'} {t1 GLOB t2} 0
    556 test_expr expr-6.7 {t1='abc', t2='a*c'} {t1 GLOB t2} 1
    557 test_expr expr-6.8 {t1='abxyzzyc', t2='a*c'} {t1 GLOB t2} 1
    558 test_expr expr-6.9 {t1='abxyzzy', t2='a*c'} {t1 GLOB t2} 0
    559 test_expr expr-6.10 {t1='abxyzzycx', t2='a*c'} {t1 GLOB t2} 0
    560 test_expr expr-6.11 {t1='abc', t2='xyz'} {t1 NOT GLOB t2} 1
    561 test_expr expr-6.12 {t1='abc', t2='abc'} {t1 NOT GLOB t2} 0
    562 test_expr expr-6.13 {t1='abc', t2='a[bx]c'} {t1 GLOB t2} 1
    563 test_expr expr-6.14 {t1='abc', t2='a[cx]c'} {t1 GLOB t2} 0
    564 test_expr expr-6.15 {t1='abc', t2='a[a-d]c'} {t1 GLOB t2} 1
    565 test_expr expr-6.16 {t1='abc', t2='a[^a-d]c'} {t1 GLOB t2} 0
    566 test_expr expr-6.17 {t1='abc', t2='a[A-Dc]c'} {t1 GLOB t2} 0
    567 test_expr expr-6.18 {t1='abc', t2='a[^A-Dc]c'} {t1 GLOB t2} 1
    568 test_expr expr-6.19 {t1='abc', t2='a[]b]c'} {t1 GLOB t2} 1
    569 test_expr expr-6.20 {t1='abc', t2='a[^]b]c'} {t1 GLOB t2} 0
    570 test_expr expr-6.21a {t1='abcdefg', t2='a*[de]g'} {t1 GLOB t2} 0
    571 test_expr expr-6.21b {t1='abcdefg', t2='a*[df]g'} {t1 GLOB t2} 1
    572 test_expr expr-6.21c {t1='abcdefg', t2='a*[d-h]g'} {t1 GLOB t2} 1
    573 test_expr expr-6.21d {t1='abcdefg', t2='a*[b-e]g'} {t1 GLOB t2} 0
    574 test_expr expr-6.22a {t1='abcdefg', t2='a*[^de]g'} {t1 GLOB t2} 1
    575 test_expr expr-6.22b {t1='abcdefg', t2='a*[^def]g'} {t1 GLOB t2} 0
    576 test_expr expr-6.23 {t1='abcdefg', t2='a*?g'} {t1 GLOB t2} 1
    577 test_expr expr-6.24 {t1='ac', t2='a*c'} {t1 GLOB t2} 1
    578 test_expr expr-6.25 {t1='ac', t2='a*?c'} {t1 GLOB t2} 0
    579 test_expr expr-6.26 {t1='a*c', t2='a[*]c'} {t1 GLOB t2} 1
    580 test_expr expr-6.27 {t1='a?c', t2='a[?]c'} {t1 GLOB t2} 1
    581 test_expr expr-6.28 {t1='a[c', t2='a[[]c'} {t1 GLOB t2} 1
    582 
    583 
    584 # These tests only work on versions of TCL that support Unicode
    585 #
    586 if {"\u1234"!="u1234"} {
    587   test_expr expr-6.26 "t1='a\u0080c', t2='a?c'" {t1 GLOB t2} 1
    588   test_expr expr-6.27 "t1='a\u07ffc', t2='a?c'" {t1 GLOB t2} 1
    589   test_expr expr-6.28 "t1='a\u0800c', t2='a?c'" {t1 GLOB t2} 1
    590   test_expr expr-6.29 "t1='a\uffffc', t2='a?c'" {t1 GLOB t2} 1
    591   test_expr expr-6.30 "t1='a\u1234', t2='a?'" {t1 GLOB t2} 1
    592   test_expr expr-6.31 "t1='a\u1234', t2='a??'" {t1 GLOB t2} 0
    593   test_expr expr-6.32 "t1='ax\u1234', t2='a?\u1234'" {t1 GLOB t2} 1
    594   test_expr expr-6.33 "t1='ax\u1234', t2='a*\u1234'" {t1 GLOB t2} 1
    595   test_expr expr-6.34 "t1='ax\u1234y\u1234', t2='a*\u1234'" {t1 GLOB t2} 1
    596   test_expr expr-6.35 "t1='a\u1234b', t2='a\[x\u1234y\]b'" {t1 GLOB t2} 1
    597   test_expr expr-6.36 "t1='a\u1234b', t2='a\[\u1233-\u1235\]b'" {t1 GLOB t2} 1
    598   test_expr expr-6.37 "t1='a\u1234b', t2='a\[\u1234-\u124f\]b'" {t1 GLOB t2} 1
    599   test_expr expr-6.38 "t1='a\u1234b', t2='a\[\u1235-\u124f\]b'" {t1 GLOB t2} 0
    600   test_expr expr-6.39 "t1='a\u1234b', t2='a\[a-\u1235\]b'" {t1 GLOB t2} 1
    601   test_expr expr-6.40 "t1='a\u1234b', t2='a\[a-\u1234\]b'" {t1 GLOB t2} 1
    602   test_expr expr-6.41 "t1='a\u1234b', t2='a\[a-\u1233\]b'" {t1 GLOB t2} 0
    603 }
    604 
    605 test_expr expr-6.51 {t1='ABC', t2='xyz'} {t1 GLOB t2} 0
    606 test_expr expr-6.52 {t1='ABC', t2='abc'} {t1 GLOB t2} 0
    607 test_expr expr-6.53 {t1='ABC', t2='a?c'} {t1 GLOB t2} 0
    608 test_expr expr-6.54 {t1='ABC', t2='A?C'} {t1 GLOB t2} 1
    609 test_expr expr-6.55 {t1='ABC', t2='abc?'} {t1 GLOB t2} 0
    610 test_expr expr-6.56 {t1='ABC', t2='a*c'} {t1 GLOB t2} 0
    611 test_expr expr-6.57 {t1='ABC', t2='A*C'} {t1 GLOB t2} 1
    612 test_expr expr-6.58 {t1='ABxyzzyC', t2='A*C'} {t1 GLOB t2} 1
    613 test_expr expr-6.59 {t1='ABxyzzy', t2='A*C'} {t1 GLOB t2} 0
    614 test_expr expr-6.60 {t1='ABxyzzyCx', t2='A*C'} {t1 GLOB t2} 0
    615 test_expr expr-6.61 {t1='ABC', t2='xyz'} {t1 NOT GLOB t2} 1
    616 test_expr expr-6.62 {t1='ABC', t2='ABC'} {t1 NOT GLOB t2} 0
    617 test_expr expr-6.63 {t1='ABC', t2='A[Bx]C'} {t1 GLOB t2} 1
    618 test_expr expr-6.64 {t1='ABC', t2='A[Cx]C'} {t1 GLOB t2} 0
    619 test_expr expr-6.65 {t1='ABC', t2='A[A-D]C'} {t1 GLOB t2} 1
    620 test_expr expr-6.66 {t1='ABC', t2='A[^A-D]C'} {t1 GLOB t2} 0
    621 test_expr expr-6.67 {t1='ABC', t2='A[a-dC]C'} {t1 GLOB t2} 0
    622 test_expr expr-6.68 {t1='ABC', t2='A[^a-dC]C'} {t1 GLOB t2} 1
    623 test_expr expr-6.69a {t1='ABC', t2='A[]B]C'} {t1 GLOB t2} 1
    624 test_expr expr-6.69b {t1='A]C', t2='A[]B]C'} {t1 GLOB t2} 1
    625 test_expr expr-6.70a {t1='ABC', t2='A[^]B]C'} {t1 GLOB t2} 0
    626 test_expr expr-6.70b {t1='AxC', t2='A[^]B]C'} {t1 GLOB t2} 1
    627 test_expr expr-6.70c {t1='A]C', t2='A[^]B]C'} {t1 GLOB t2} 0
    628 test_expr expr-6.71 {t1='ABCDEFG', t2='A*[DE]G'} {t1 GLOB t2} 0
    629 test_expr expr-6.72 {t1='ABCDEFG', t2='A*[^DE]G'} {t1 GLOB t2} 1
    630 test_expr expr-6.73 {t1='ABCDEFG', t2='A*?G'} {t1 GLOB t2} 1
    631 test_expr expr-6.74 {t1='AC', t2='A*C'} {t1 GLOB t2} 1
    632 test_expr expr-6.75 {t1='AC', t2='A*?C'} {t1 GLOB t2} 0
    633 
    634 test_expr expr-6.63 {t1=NULL, t2='a*?c'} {t1 GLOB t2} {{}}
    635 test_expr expr-6.64 {t1='ac', t2=NULL} {t1 GLOB t2} {{}}
    636 test_expr expr-6.65 {t1=NULL, t2='a*?c'} {t1 NOT GLOB t2} {{}}
    637 test_expr expr-6.66 {t1='ac', t2=NULL} {t1 NOT GLOB t2} {{}}
    638 
    639 # Check that the affinity of a CAST expression is calculated correctly.
    640 ifcapable cast {
    641   test_expr expr-6.67 {t1='01', t2=1} {t1 = t2} 0
    642   test_expr expr-6.68 {t1='1', t2=1} {t1 = t2} 1
    643   test_expr expr-6.69 {t1='01', t2=1} {CAST(t1 AS INTEGER) = t2} 1
    644 }
    645 
    646 test_expr expr-case.1 {i1=1, i2=2} \
    647 	{CASE WHEN i1 = i2 THEN 'eq' ELSE 'ne' END} ne
    648 test_expr expr-case.2 {i1=2, i2=2} \
    649 	{CASE WHEN i1 = i2 THEN 'eq' ELSE 'ne' END} eq
    650 test_expr expr-case.3 {i1=NULL, i2=2} \
    651 	{CASE WHEN i1 = i2 THEN 'eq' ELSE 'ne' END} ne
    652 test_expr expr-case.4 {i1=2, i2=NULL} \
    653 	{CASE WHEN i1 = i2 THEN 'eq' ELSE 'ne' END} ne
    654 test_expr expr-case.5 {i1=2} \
    655 	{CASE i1 WHEN 1 THEN 'one' WHEN 2 THEN 'two' ELSE 'error' END} two
    656 test_expr expr-case.6 {i1=1} \
    657 	{CASE i1 WHEN 1 THEN 'one' WHEN NULL THEN 'two' ELSE 'error' END} one
    658 test_expr expr-case.7 {i1=2} \
    659 	{CASE i1 WHEN 1 THEN 'one' WHEN NULL THEN 'two' ELSE 'error' END} error
    660 test_expr expr-case.8 {i1=3} \
    661 	{CASE i1 WHEN 1 THEN 'one' WHEN NULL THEN 'two' ELSE 'error' END} error
    662 test_expr expr-case.9 {i1=3} \
    663 	{CASE i1 WHEN 1 THEN 'one' WHEN 2 THEN 'two' ELSE 'error' END} error
    664 test_expr expr-case.10 {i1=3} \
    665 	{CASE i1 WHEN 1 THEN 'one' WHEN 2 THEN 'two' END} {{}}
    666 test_expr expr-case.11 {i1=null} \
    667 	{CASE i1 WHEN 1 THEN 'one' WHEN 2 THEN 'two' ELSE 3 END} 3
    668 test_expr expr-case.12 {i1=1} \
    669 	{CASE i1 WHEN 1 THEN null WHEN 2 THEN 'two' ELSE 3 END} {{}}
    670 test_expr expr-case.13 {i1=7} \
    671 	{ CASE WHEN i1 < 5 THEN 'low' 
    672 	       WHEN i1 < 10 THEN 'medium' 
    673                WHEN i1 < 15 THEN 'high' ELSE 'error' END} medium
    674 
    675 
    676 # The sqliteExprIfFalse and sqliteExprIfTrue routines are only
    677 # executed as part of a WHERE clause.  Create a table suitable
    678 # for testing these functions.
    679 #
    680 execsql {DROP TABLE test1}
    681 execsql {CREATE TABLE test1(a int, b int);}
    682 for {set i 1} {$i<=20} {incr i} {
    683   execsql "INSERT INTO test1 VALUES($i,[expr {1<<$i}])"
    684 }
    685 execsql "INSERT INTO test1 VALUES(NULL,0)"
    686 do_test expr-7.1 {
    687   execsql {SELECT * FROM test1 ORDER BY a}
    688 } {{} 0 1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024 11 2048 12 4096 13 8192 14 16384 15 32768 16 65536 17 131072 18 262144 19 524288 20 1048576}
    689 
    690 proc test_expr2 {name expr result} {
    691   do_test $name [format {
    692     execsql {SELECT a FROM test1 WHERE %s ORDER BY a}
    693   } $expr] $result
    694 }
    695 
    696 test_expr2 expr-7.2  {a<10 AND a>8}                  {9}
    697 test_expr2 expr-7.3  {a<=10 AND a>=8}                {8 9 10}
    698 test_expr2 expr-7.4  {a>=8 AND a<=10}                {8 9 10}
    699 test_expr2 expr-7.5  {a>=20 OR a<=1}                 {1 20}
    700 test_expr2 expr-7.6  {b!=4 AND a<=3}                 {1 3}
    701 test_expr2 expr-7.7  {b==8 OR b==16 OR b==32}        {3 4 5}
    702 test_expr2 expr-7.8  {NOT b<>8 OR b==1024}           {3 10}
    703 test_expr2 expr-7.9  {b LIKE '10%'}                  {10 20}
    704 test_expr2 expr-7.10 {b LIKE '_4'}                   {6}
    705 test_expr2 expr-7.11 {a GLOB '1?'}            {10 11 12 13 14 15 16 17 18 19}
    706 test_expr2 expr-7.12 {b GLOB '1*4'}                  {10 14}
    707 test_expr2 expr-7.13 {b GLOB '*1[456]'}              {4}
    708 test_expr2 expr-7.14 {a ISNULL}                      {{}}
    709 test_expr2 expr-7.15 {a NOTNULL AND a<3}             {1 2}
    710 test_expr2 expr-7.16 {a AND a<3}                     {1 2}
    711 test_expr2 expr-7.17 {NOT a}                         {}
    712 test_expr2 expr-7.18 {a==11 OR (b>1000 AND b<2000)}  {10 11}
    713 test_expr2 expr-7.19 {a<=1 OR a>=20}                 {1 20}
    714 test_expr2 expr-7.20 {a<1 OR a>20}                   {}
    715 test_expr2 expr-7.21 {a>19 OR a<1}                   {20}
    716 test_expr2 expr-7.22 {a!=1 OR a=100} \
    717                          {2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
    718 test_expr2 expr-7.23 {(a notnull AND a<4) OR a==8}   {1 2 3 8}
    719 test_expr2 expr-7.24 {a LIKE '2_' OR a==8}           {8 20}
    720 test_expr2 expr-7.25 {a GLOB '2?' OR a==8}           {8 20}
    721 test_expr2 expr-7.26 {a isnull OR a=8}               {{} 8}
    722 test_expr2 expr-7.27 {a notnull OR a=8} \
    723                           {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
    724 test_expr2 expr-7.28 {a<0 OR b=0} {{}}
    725 test_expr2 expr-7.29 {b=0 OR a<0} {{}}
    726 test_expr2 expr-7.30 {a<0 AND b=0} {}
    727 test_expr2 expr-7.31 {b=0 AND a<0} {}
    728 test_expr2 expr-7.32 {a IS NULL AND (a<0 OR b=0)} {{}}
    729 test_expr2 expr-7.33 {a IS NULL AND (b=0 OR a<0)} {{}}
    730 test_expr2 expr-7.34 {a IS NULL AND (a<0 AND b=0)} {}
    731 test_expr2 expr-7.35 {a IS NULL AND (b=0 AND a<0)} {}
    732 test_expr2 expr-7.32 {(a<0 OR b=0) AND a IS NULL} {{}}
    733 test_expr2 expr-7.33 {(b=0 OR a<0) AND a IS NULL} {{}}
    734 test_expr2 expr-7.34 {(a<0 AND b=0) AND a IS NULL} {}
    735 test_expr2 expr-7.35 {(b=0 AND a<0) AND a IS NULL} {}
    736 test_expr2 expr-7.36 {a<2 OR (a<0 OR b=0)} {{} 1}
    737 test_expr2 expr-7.37 {a<2 OR (b=0 OR a<0)} {{} 1}
    738 test_expr2 expr-7.38 {a<2 OR (a<0 AND b=0)} {1}
    739 test_expr2 expr-7.39 {a<2 OR (b=0 AND a<0)} {1}
    740 ifcapable floatingpoint {
    741   test_expr2 expr-7.40 {((a<2 OR a IS NULL) AND b<3) OR b>1e10} {{} 1}
    742 }
    743 test_expr2 expr-7.41 {a BETWEEN -1 AND 1} {1}
    744 test_expr2 expr-7.42 {a NOT BETWEEN 2 AND 100} {1}
    745 test_expr2 expr-7.43 {(b+1234)||'this is a string that is at least 32 characters long' BETWEEN 1 AND 2} {}
    746 test_expr2 expr-7.44 {123||'xabcdefghijklmnopqrstuvwyxz01234567890'||a BETWEEN '123a' AND '123b'} {}
    747 test_expr2 expr-7.45 {((123||'xabcdefghijklmnopqrstuvwyxz01234567890'||a) BETWEEN '123a' AND '123b')<0} {}
    748 test_expr2 expr-7.46 {((123||'xabcdefghijklmnopqrstuvwyxz01234567890'||a) BETWEEN '123a' AND '123z')>0} {1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20}
    749 
    750 test_expr2 expr-7.50 {((a between 1 and 2 OR 0) AND 1) OR 0} {1 2}
    751 test_expr2 expr-7.51 {((a not between 3 and 100 OR 0) AND 1) OR 0} {1 2}
    752 
    753 ifcapable subquery {
    754   test_expr2 expr-7.52 {((a in (1,2) OR 0) AND 1) OR 0} {1 2}
    755   test_expr2 expr-7.53 \
    756       {((a not in (3,4,5,6,7,8,9,10) OR 0) AND a<11) OR 0} {1 2}
    757 }
    758 test_expr2 expr-7.54 {((a>0 OR 0) AND a<3) OR 0} {1 2}
    759 ifcapable subquery {
    760   test_expr2 expr-7.55 {((a in (1,2) OR 0) IS NULL AND 1) OR 0} {{}}
    761   test_expr2 expr-7.56 \
    762       {((a not in (3,4,5,6,7,8,9,10) IS NULL OR 0) AND 1) OR 0} {{}}
    763 }
    764 test_expr2 expr-7.57 {((a>0 IS NULL OR 0) AND 1) OR 0} {{}}
    765 
    766 test_expr2 expr-7.58  {(a||'')<='1'}                  {1}
    767 
    768 test_expr2 expr-7.59 {LIKE('10%',b)}                  {10 20}
    769 test_expr2 expr-7.60 {LIKE('_4',b)}                   {6}
    770 test_expr2 expr-7.61 {GLOB('1?',a)}            {10 11 12 13 14 15 16 17 18 19}
    771 test_expr2 expr-7.62 {GLOB('1*4',b)}                  {10 14}
    772 test_expr2 expr-7.63 {GLOB('*1[456]',b)}              {4}
    773 test_expr2 expr-7.64 {b = abs(-2)}                    {1}
    774 test_expr2 expr-7.65 {b = abs(+-2)}                   {1}
    775 test_expr2 expr-7.66 {b = abs(++-2)}                  {1}
    776 test_expr2 expr-7.67 {b = abs(+-+-2)}                 {1}
    777 test_expr2 expr-7.68 {b = abs(+-++-2)}                {1}
    778 test_expr2 expr-7.69 {b = abs(++++-2)}                {1}
    779 test_expr2 expr-7.70 {b = 5 - abs(+3)}                {1}
    780 test_expr2 expr-7.71 {b = 5 - abs(-3)}                {1}
    781 ifcapable floatingpoint {
    782   test_expr2 expr-7.72 {b = abs(-2.0)}                  {1}
    783 }
    784 test_expr2 expr-7.73 {b = 6 - abs(-a)}                {2}
    785 ifcapable floatingpoint {
    786   test_expr2 expr-7.74 {b = abs(8.0)}                   {3}
    787 }
    788 
    789 # Test the CURRENT_TIME, CURRENT_DATE, and CURRENT_TIMESTAMP expressions.
    790 #
    791 ifcapable {floatingpoint} {
    792   set sqlite_current_time 1157124849
    793   do_test expr-8.1 {
    794     execsql {SELECT CURRENT_TIME}
    795   } {15:34:09}
    796   do_test expr-8.2 {
    797     execsql {SELECT CURRENT_DATE}
    798   } {2006-09-01}
    799   do_test expr-8.3 {
    800     execsql {SELECT CURRENT_TIMESTAMP}
    801   } {{2006-09-01 15:34:09}}
    802 }
    803 ifcapable datetime {
    804   do_test expr-8.4 {
    805     execsql {SELECT CURRENT_TIME==time('now');}
    806   } 1
    807   do_test expr-8.5 {
    808     execsql {SELECT CURRENT_DATE==date('now');}
    809   } 1
    810   do_test expr-8.6 {
    811     execsql {SELECT CURRENT_TIMESTAMP==datetime('now');}
    812   } 1
    813 }
    814 set sqlite_current_time 0
    815 
    816 ifcapable floatingpoint {
    817   do_test expr-9.1 {
    818     execsql {SELECT round(-('-'||'123'))}
    819   } 123.0
    820 }
    821 
    822 # Test an error message that can be generated by the LIKE expression
    823 do_test expr-10.1 {
    824   catchsql {SELECT 'abc' LIKE 'abc' ESCAPE ''}
    825 } {1 {ESCAPE expression must be a single character}}
    826 do_test expr-10.2 {
    827   catchsql {SELECT 'abc' LIKE 'abc' ESCAPE 'ab'}
    828 } {1 {ESCAPE expression must be a single character}}
    829 
    830 # If we specify an integer constant that is bigger than the largest
    831 # possible integer, code the integer as a real number.
    832 #
    833 do_test expr-11.1 {
    834   execsql {SELECT typeof(9223372036854775807)}
    835 } {integer}
    836 do_test expr-11.2 {
    837   execsql {SELECT typeof(00000009223372036854775807)}
    838 } {integer}
    839 do_test expr-11.3 {
    840   execsql {SELECT typeof(+9223372036854775807)}
    841 } {integer}
    842 do_test expr-11.4 {
    843   execsql {SELECT typeof(+000000009223372036854775807)}
    844 } {integer}
    845 do_test expr-11.5 {
    846   execsql {SELECT typeof(9223372036854775808)}
    847 } {real}
    848 do_test expr-11.6 {
    849   execsql {SELECT typeof(00000009223372036854775808)}
    850 } {real}
    851 do_test expr-11.7 {
    852   execsql {SELECT typeof(+9223372036854775808)}
    853 } {real}
    854 do_test expr-11.8 {
    855   execsql {SELECT typeof(+0000009223372036854775808)}
    856 } {real}
    857 do_test expr-11.11 {
    858   execsql {SELECT typeof(-9223372036854775808)}
    859 } {integer}
    860 do_test expr-11.12 {
    861   execsql {SELECT typeof(-00000009223372036854775808)}
    862 } {integer}
    863 ifcapable floatingpoint {
    864   do_test expr-11.13 {
    865     execsql {SELECT typeof(-9223372036854775809)}
    866   } {real}
    867   do_test expr-11.14 {
    868     execsql {SELECT typeof(-00000009223372036854775809)}
    869   } {real}
    870 }
    871 
    872 # These two statements used to leak memory (because of missing %destructor
    873 # directives in parse.y).
    874 do_test expr-12.1 {
    875   catchsql {
    876     SELECT (CASE a>4 THEN 1 ELSE 0 END) FROM test1;
    877   }
    878 } {1 {near "THEN": syntax error}}
    879 do_test expr-12.2 {
    880   catchsql {
    881     SELECT (CASE WHEN a>4 THEN 1 ELSE 0) FROM test1;
    882   }
    883 } {1 {near ")": syntax error}}
    884 
    885 ifcapable floatingpoint {
    886   do_test expr-13.1 {
    887     execsql {
    888       SELECT 12345678901234567890;
    889     }
    890   } {1.23456789012346e+19}
    891 }
    892 
    893 # Implicit String->Integer conversion is used when possible.
    894 #
    895 if {[working_64bit_int]} {
    896   do_test expr-13.2 {
    897     execsql {
    898       SELECT 0+'9223372036854775807'
    899     }
    900   } {9223372036854775807}
    901   do_test expr-13.3 {
    902     execsql {
    903       SELECT '9223372036854775807'+0
    904     }
    905   } {9223372036854775807}
    906 }
    907 
    908 # If the value is too large, use String->Float conversion.
    909 #
    910 ifcapable floatingpoint {
    911   do_test expr-13.4 {
    912     execsql {
    913       SELECT 0+'9223372036854775808'
    914     }
    915   } {9.22337203685478e+18}
    916   do_test expr-13.5 {
    917     execsql {
    918       SELECT '9223372036854775808'+0
    919     }
    920   } {9.22337203685478e+18}
    921 }
    922 
    923 # Use String->float conversion if the value is explicitly a floating
    924 # point value.
    925 #
    926 do_test expr-13.6 {
    927   execsql {
    928     SELECT 0+'9223372036854775807.0'
    929   }
    930 } {9.22337203685478e+18}
    931 do_test expr-13.7 {
    932   execsql {
    933     SELECT '9223372036854775807.0'+0
    934   }
    935 } {9.22337203685478e+18}
    936 
    937 
    938 finish_test
    939