gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/triggerF.test (about)

     1  # 2017 January 4
     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  
    13  set testdir [file dirname $argv0]
    14  source $testdir/tester.tcl
    15  set testprefix triggerF
    16  ifcapable {!trigger} {
    17    finish_test
    18    return
    19  }
    20  
    21  
    22  foreach {tn sql log} {
    23    1 {} {}
    24  
    25    2 { 
    26      CREATE TRIGGER trd AFTER DELETE ON t1 BEGIN
    27        INSERT INTO log VALUES(old.a || old.b || (SELECT count(*) FROM t1));
    28      END;
    29    } {1one2 2two1 3three1}
    30  
    31    3 { 
    32      CREATE TRIGGER trd BEFORE DELETE ON t1 BEGIN
    33        INSERT INTO log VALUES(old.a || old.b || (SELECT count(*) FROM t1));
    34      END;
    35    } {1one3 2two2 3three2}
    36  
    37    4 { 
    38      CREATE TRIGGER tr1 AFTER DELETE ON t1 BEGIN
    39        INSERT INTO log VALUES(old.a || old.b || (SELECT count(*) FROM t1));
    40      END;
    41      CREATE TRIGGER tr2 BEFORE DELETE ON t1 BEGIN
    42        INSERT INTO log VALUES(old.a || old.b || (SELECT count(*) FROM t1));
    43      END;
    44    } {1one3 1one2 2two2 2two1 3three2 3three1}
    45  
    46  } {
    47    reset_db
    48    do_execsql_test 1.$tn.0 {
    49      PRAGMA recursive_triggers = on;
    50      CREATE TABLE t1(a INT PRIMARY KEY, b) WITHOUT ROWID;
    51      CREATE TABLE log(t);
    52    }
    53    
    54    execsql $sql
    55  
    56    do_execsql_test 1.$tn.1 {
    57      INSERT INTO t1 VALUES(1, 'one');
    58      INSERT INTO t1 VALUES(2, 'two');
    59      INSERT INTO t1 VALUES(3, 'three');
    60  
    61      DELETE FROM t1 WHERE a=1;
    62      INSERT OR REPLACE INTO t1 VALUES(2, 'three');
    63      UPDATE OR REPLACE t1 SET a=3 WHERE a=2;
    64    }
    65  
    66    do_execsql_test 1.$tn.2 {
    67      SELECT * FROM log ORDER BY rowid;
    68    } $log
    69  }
    70  
    71  finish_test