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Overview
Comment:Add some extra tests for the recent trigger compilation optimization. (CVS 4653)
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: de54dad800f0b62740ad4ebb3780464b44eb6dff
User & Date: danielk1977 2008-01-02 04:41:25
Context
2008-01-02
11:50
Take advantage of the fact that b-tree cursors need not be closed while other cursors modify their tables to simplify trigger program generation code. (CVS 4654) check-in: f1966a8a user: danielk1977 tags: trunk
04:41
Add some extra tests for the recent trigger compilation optimization. (CVS 4653) check-in: de54dad8 user: danielk1977 tags: trunk
00:34
Begin setting a foundation on which to convert the VM from a stack-based to a register-based machine. Everything is still mostly stack based with this check-in. This change merely begins adding infrastructure to support a register-based architecture. (CVS 4652) check-in: 051ec01f user: drh tags: trunk
Changes
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Changes to test/trigger9.test. 

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    INSERT INTO t1 VALUES('2', randstr(10000,10000), '4');
    INSERT INTO t1 VALUES('3', randstr(10000,10000), '6');
    CREATE TABLE t2(x);
  }
} {}

do_test trigger9-1.2.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.2.3 {
  has_rowdata {DELETE FROM t1}
} 0
do_test trigger9-1.2.4 { execsql { ROLLBACK } } {}

do_test trigger9-1.3.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.3.2 {
  has_rowdata {DELETE FROM t1}
} 1
do_test trigger9-1.3.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.4.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 WHEN old.x='1' BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1}
do_test trigger9-1.4.2 {
  has_rowdata {DELETE FROM t1}
} 1
do_test trigger9-1.4.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.5.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.5.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 0
do_test trigger9-1.5.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.6.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.6.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 1
do_test trigger9-1.6.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.7.1 {
  sqlite3 db test.db
  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 WHEN old.x>='2' BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
  }
} {2 3}
do_test trigger9-1.7.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 1
do_test trigger9-1.7.3 { execsql { ROLLBACK } } {}
















































































finish_test








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    INSERT INTO t1 VALUES('2', randstr(10000,10000), '4');
    INSERT INTO t1 VALUES('3', randstr(10000,10000), '6');
    CREATE TABLE t2(x);
  }
} {}

do_test trigger9-1.2.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.2.3 {
  has_rowdata {DELETE FROM t1}
} 0
do_test trigger9-1.2.4 { execsql { ROLLBACK } } {}

do_test trigger9-1.3.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.3.2 {
  has_rowdata {DELETE FROM t1}
} 1
do_test trigger9-1.3.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.4.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE DELETE ON t1 WHEN old.x='1' BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      DELETE FROM t1;
      SELECT * FROM t2;
................................................................................
} {1}
do_test trigger9-1.4.2 {
  has_rowdata {DELETE FROM t1}
} 1
do_test trigger9-1.4.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.5.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.rowid);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.5.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 0
do_test trigger9-1.5.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.6.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
................................................................................
} {1 2 3}
do_test trigger9-1.6.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 1
do_test trigger9-1.6.3 { execsql { ROLLBACK } } {}

do_test trigger9-1.7.1 {

  execsql {
    BEGIN;
      CREATE TRIGGER trig1 BEFORE UPDATE ON t1 WHEN old.x>='2' BEGIN
        INSERT INTO t2 VALUES(old.x);
      END;
      UPDATE t1 SET y = '';
      SELECT * FROM t2;
  }
} {2 3}
do_test trigger9-1.7.2 {
  has_rowdata {UPDATE t1 SET y = ''}
} 1
do_test trigger9-1.7.3 { execsql { ROLLBACK } } {}

do_test trigger9-3.1 {
  execsql {
    CREATE TABLE t3(a, b);
    INSERT INTO t3 VALUES(1, 'one');
    INSERT INTO t3 VALUES(2, 'two');
    INSERT INTO t3 VALUES(3, 'three');
  }
} {}
do_test trigger9-3.2 {
  execsql {
    BEGIN;
      CREATE VIEW v1 AS SELECT * FROM t3;
      CREATE TRIGGER trig1 INSTEAD OF UPDATE ON v1 BEGIN
        INSERT INTO t2 VALUES(old.a);
      END;
      UPDATE v1 SET b = 'hello';
      SELECT * FROM t2;
    ROLLBACK;
  }
} {1 2 3}
do_test trigger9-3.3 {
  # In this test the 'c' column of the view is not required by
  # the INSTEAD OF trigger, but the expression is reused internally as
  # part of the view's WHERE clause. Check that this does not cause
  # a problem.
  #
  execsql {
    BEGIN;
      CREATE VIEW v1 AS SELECT a, b AS c FROM t3 WHERE c > 'one';
      CREATE TRIGGER trig1 INSTEAD OF UPDATE ON v1 BEGIN
        INSERT INTO t2 VALUES(old.a);
      END;
      UPDATE v1 SET c = 'hello';
      SELECT * FROM t2;
    ROLLBACK;
  }
} {2 3}
do_test trigger9-3.4 {
  execsql {
    BEGIN;
      INSERT INTO t3 VALUES(3, 'three');
      INSERT INTO t3 VALUES(3, 'four');
      CREATE VIEW v1 AS SELECT DISTINCT a, b FROM t3;
      CREATE TRIGGER trig1 INSTEAD OF UPDATE ON v1 BEGIN
        INSERT INTO t2 VALUES(old.a);
      END;
      UPDATE v1 SET b = 'hello';
      SELECT * FROM t2;
    ROLLBACK;
  }
} {1 2 3 3}
do_test trigger9-3.5 {
  execsql {
    BEGIN;
      INSERT INTO t3 VALUES(1, 'uno');
      CREATE VIEW v1 AS SELECT a, b FROM t3 EXCEPT SELECT 1, 'one';
      CREATE TRIGGER trig1 INSTEAD OF UPDATE ON v1 BEGIN
        INSERT INTO t2 VALUES(old.a);
      END;
      UPDATE v1 SET b = 'hello';
      SELECT * FROM t2;
    ROLLBACK;
  }
} {1 2 3}
do_test trigger9-3.6 {
  execsql {
    BEGIN;
      INSERT INTO t3 VALUES(1, 'zero');
      CREATE VIEW v1 AS 
        SELECT sum(a) AS a, max(b) AS b FROM t3 GROUP BY t3.a HAVING b>'two';
      CREATE TRIGGER trig1 INSTEAD OF UPDATE ON v1 BEGIN
        INSERT INTO t2 VALUES(old.a);
      END;
      UPDATE v1 SET b = 'hello';
      SELECT * FROM t2;
    ROLLBACK;
  }
} {2}

finish_test

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