github.com/jdgcs/sqlite3@v1.12.1-0.20210908114423-bc5f96e4dd51/testdata/tcl/tkt3080.test (about)

     1  # 2008 April 27
     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  # Ticket #3080
    13  #
    14  # Make sure that application-defined functions are able to recursively
    15  # invoke SQL statements that create and drop virtual tables.
    16  #
    17  # $Id: tkt3080.test,v 1.2 2008/11/05 16:37:35 drh Exp $
    18  #
    19  
    20  set testdir [file dirname $argv0]
    21  source $testdir/tester.tcl
    22  
    23  do_test tkt3080.1 {
    24    db function execsql execsql
    25    db eval {
    26      SELECT execsql('CREATE TABLE t1(x)');
    27    }
    28    execsql {SELECT name FROM sqlite_master}
    29  } {t1}
    30  do_test tkt3080.2 {
    31    db eval {
    32      INSERT INTO t1 VALUES('CREATE TABLE t2(y);');
    33      SELECT execsql(x) FROM t1;
    34    }
    35    db eval {
    36      SELECT name FROM sqlite_master;
    37    }
    38  } {t1 t2}
    39  do_test tkt3080.3 {
    40    execsql {
    41      INSERT INTO t1 VALUES('CREATE TABLE t3(z); DROP TABLE t3;');
    42    }
    43    catchsql {
    44      SELECT execsql(x) FROM t1 WHERE rowid=2;
    45    }
    46  } {1 {database table is locked}}
    47  do_test tkt3080.4 {
    48    db eval {
    49      SELECT name FROM sqlite_master;
    50    }
    51  } {t1 t2 t3}
    52  
    53  ifcapable vtab {
    54    register_echo_module [sqlite3_connection_pointer db]
    55    do_test tkt3080.10 {
    56       set sql {
    57         CREATE VIRTUAL TABLE t4 USING echo(t2);
    58         INSERT INTO t4 VALUES(123);
    59         DROP TABLE t4;
    60       }
    61       execsql {
    62         DELETE FROM t1;
    63         INSERT INTO t1 VALUES($sql);
    64       }
    65       db eval {
    66         SELECT execsql(x) FROM t1
    67       }
    68       execsql {SELECT name FROM sqlite_master}
    69    } {t1 t2 t3}
    70    do_test tkt3080.11 {
    71       execsql {SELECT * FROM t2}
    72    } {123}
    73  }
    74    
    75  
    76  
    77  finish_test