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      1 # 2006 June 10
      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.
     12 #
     13 # $Id: vtab2.test,v 1.9 2008/10/13 10:37:50 danielk1977 Exp $
     14 
     15 set testdir [file dirname $argv0]
     16 source $testdir/tester.tcl
     17 
     18 ifcapable !vtab||!schema_pragmas {
     19   finish_test
     20   return
     21 }
     22 
     23 register_schema_module [sqlite3_connection_pointer db]
     24 do_test vtab2-1.1 {
     25   execsql {
     26     CREATE VIRTUAL TABLE schema USING schema;
     27     SELECT * FROM schema;
     28   }
     29 } [list \
     30   main schema 0 database   {} 0 {} 0 \
     31   main schema 1 tablename  {} 0 {} 0 \
     32   main schema 2 cid        {} 0 {} 0 \
     33   main schema 3 name       {} 0 {} 0 \
     34   main schema 4 type       {} 0 {} 0 \
     35   main schema 5 not_null   {} 0 {} 0 \
     36   main schema 6 dflt_value {} 0 {} 0 \
     37   main schema 7 pk         {} 0 {} 0 \
     38 ]
     39 
     40 # See ticket #2230.
     41 #
     42 do_test vtab2-1.2 {
     43   execsql {
     44     SELECT length(tablename) FROM schema GROUP by tablename;
     45   }
     46 } {6}
     47 do_test vtab2-1.3 {
     48   execsql {
     49     SELECT tablename FROM schema GROUP by length(tablename);
     50   }
     51 } {schema}
     52 do_test vtab2-1.4 {
     53   execsql {
     54     SELECT length(tablename) FROM schema GROUP by length(tablename);
     55   }
     56 } {6}
     57 
     58 register_tclvar_module [sqlite3_connection_pointer db]
     59 do_test vtab2-2.1 {
     60   set ::abc 123
     61   execsql {
     62     CREATE VIRTUAL TABLE vars USING tclvar;
     63     SELECT * FROM vars WHERE name='abc';
     64   }
     65 } [list abc "" 123]
     66 do_test vtab2-2.2 {
     67   set A(1) 1
     68   set A(2) 4
     69   set A(3) 9
     70   execsql {
     71     SELECT * FROM vars WHERE name='A';
     72   }
     73 } [list A 1 1 A 2 4 A 3 9]
     74 unset -nocomplain result
     75 unset -nocomplain var
     76 set result {}
     77 foreach var [lsort [info vars tcl_*]] {
     78   catch {lappend result $var [set $var]}
     79 }
     80 do_test vtab2-2.3 {
     81   execsql {
     82     SELECT name, value FROM vars
     83       WHERE name MATCH 'tcl_*' AND arrayname = '' 
     84       ORDER BY name;
     85   }
     86 } $result
     87 unset result
     88 unset var
     89 
     90 # Ticket #2894.
     91 #
     92 # Make sure we do call Column(), and Rowid() methods of
     93 # a virtual table when that table is in a LEFT JOIN.
     94 #
     95 do_test vtab2-3.1 {
     96   execsql {
     97     SELECT * FROM schema WHERE dflt_value IS NULL LIMIT 1
     98   }
     99 } {main schema 0 database {} 0 {} 0}
    100 do_test vtab2-3.2 {
    101   execsql {
    102     SELECT *, b.rowid
    103       FROM schema a LEFT JOIN schema b ON a.dflt_value=b.dflt_value
    104      WHERE a.rowid=1
    105   }
    106 } {main schema 0 database {} 0 {} 0 {} {} {} {} {} {} {} {} {}}
    107 
    108 do_test vtab2-4.1 {
    109   execsql {
    110     BEGIN TRANSACTION;
    111     CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c, UNIQUE(b, c));
    112     CREATE TABLE fkey(
    113       to_tbl,
    114       to_col
    115     );
    116     INSERT INTO "fkey" VALUES('t1',NULL);
    117     COMMIT;
    118   }
    119 } {}
    120 do_test vtab2-4.2 {
    121   execsql { CREATE VIRTUAL TABLE v_col USING schema }
    122 } {}
    123 do_test vtab2-4.3 {
    124   execsql { SELECT name FROM v_col WHERE tablename = 't1' AND pk }
    125 } {a}
    126 do_test vtab2-4.4 {
    127   execsql {
    128     UPDATE fkey 
    129     SET to_col = (SELECT name FROM v_col WHERE tablename = 't1' AND pk);
    130   }
    131 } {}
    132 do_test vtab2-4.5 {
    133   execsql { SELECT * FROM fkey }
    134 } {t1 a}
    135 
    136 finish_test
    137