sqlite source (unix build) added to libraries

1 files changed, 631 insertions, 0 deletions

diff --git a/libraries/sqlite/unix/sqlite-3.5.1/test/trigger1.test b/libraries/sqlite/unix/sqlite-3.5.1/test/trigger1.test
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+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+#
+# This file tests creating and dropping triggers, and interaction thereof
+# with the database COMMIT/ROLLBACK logic.
+#
+# 1. CREATE and DROP TRIGGER tests
+# trig-1.1: Error if table does not exist
+# trig-1.2: Error if trigger already exists
+# trig-1.3: Created triggers are deleted if the transaction is rolled back
+# trig-1.4: DROP TRIGGER removes trigger
+# trig-1.5: Dropped triggers are restored if the transaction is rolled back
+# trig-1.6: Error if dropped trigger doesn't exist
+# trig-1.7: Dropping the table automatically drops all triggers
+# trig-1.8: A trigger created on a TEMP table is not inserted into sqlite_master
+# trig-1.9: Ensure that we cannot create a trigger on sqlite_master
+# trig-1.10:
+# trig-1.11:
+# trig-1.12: Ensure that INSTEAD OF triggers cannot be created on tables
+# trig-1.13: Ensure that AFTER triggers cannot be created on views
+# trig-1.14: Ensure that BEFORE triggers cannot be created on views
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+ifcapable {!trigger} {
+  finish_test
+  return
+}
+
+do_test trigger1-1.1.1 {
+   catchsql {
+     CREATE TRIGGER trig UPDATE ON no_such_table BEGIN
+       SELECT * from sqlite_master;
+     END;
+   } 
+} {1 {no such table: main.no_such_table}}
+
+ifcapable tempdb {
+  do_test trigger1-1.1.2 {
+     catchsql {
+       CREATE TEMP TRIGGER trig UPDATE ON no_such_table BEGIN
+         SELECT * from sqlite_master;
+       END;
+     } 
+  } {1 {no such table: no_such_table}}
+}
+
+execsql {
+    CREATE TABLE t1(a);
+}
+do_test trigger1-1.1.3 {
+  catchsql {
+     CREATE TRIGGER trig UPDATE ON t1 FOR EACH STATEMENT BEGIN
+        SELECT * FROM sqlite_master;
+     END;
+  }
+} {1 {near "STATEMENT": syntax error}}
+execsql {
+        CREATE TRIGGER tr1 INSERT ON t1 BEGIN
+          INSERT INTO t1 values(1);
+        END;
+}
+do_test trigger1-1.2.0 {
+    catchsql {
+        CREATE TRIGGER IF NOT EXISTS tr1 DELETE ON t1 BEGIN
+            SELECT * FROM sqlite_master;
+        END
+     }
+} {0 {}}
+do_test trigger1-1.2.1 {
+    catchsql {
+        CREATE TRIGGER tr1 DELETE ON t1 BEGIN
+            SELECT * FROM sqlite_master;
+        END
+     }
+} {1 {trigger tr1 already exists}}
+do_test trigger1-1.2.2 {
+    catchsql {
+        CREATE TRIGGER "tr1" DELETE ON t1 BEGIN
+            SELECT * FROM sqlite_master;
+        END
+     }
+} {1 {trigger "tr1" already exists}}
+do_test trigger1-1.2.3 {
+    catchsql {
+        CREATE TRIGGER [tr1] DELETE ON t1 BEGIN
+            SELECT * FROM sqlite_master;
+        END
+     }
+} {1 {trigger [tr1] already exists}}
+
+do_test trigger1-1.3 {
+    catchsql {
+        BEGIN;
+        CREATE TRIGGER tr2 INSERT ON t1 BEGIN
+            SELECT * from sqlite_master; END;
+        ROLLBACK;
+        CREATE TRIGGER tr2 INSERT ON t1 BEGIN
+            SELECT * from sqlite_master; END;
+    }
+} {0 {}}
+
+do_test trigger1-1.4 {
+    catchsql {
+        DROP TRIGGER IF EXISTS tr1;
+        CREATE TRIGGER tr1 DELETE ON t1 BEGIN
+            SELECT * FROM sqlite_master;
+        END
+    }
+} {0 {}}
+
+do_test trigger1-1.5 {
+    execsql {
+        BEGIN;
+        DROP TRIGGER tr2;
+        ROLLBACK;
+        DROP TRIGGER tr2;
+    }
+} {}
+
+do_test trigger1-1.6.1 {
+    catchsql {
+        DROP TRIGGER IF EXISTS biggles;
+    }
+} {0 {}}
+
+do_test trigger1-1.6.2 {
+    catchsql {
+        DROP TRIGGER biggles;
+    }
+} {1 {no such trigger: biggles}}
+
+do_test trigger1-1.7 {
+    catchsql {
+        DROP TABLE t1;
+        DROP TRIGGER tr1;
+    }
+} {1 {no such trigger: tr1}}
+
+ifcapable tempdb {
+  execsql {
+    CREATE TEMP TABLE temp_table(a);
+  }
+  do_test trigger1-1.8 {
+    execsql {
+        CREATE TRIGGER temp_trig UPDATE ON temp_table BEGIN
+            SELECT * from sqlite_master;
+        END;
+        SELECT count(*) FROM sqlite_master WHERE name = 'temp_trig';
+    } 
+  } {0}
+}
+
+do_test trigger1-1.9 {
+  catchsql {
+    CREATE TRIGGER tr1 AFTER UPDATE ON sqlite_master BEGIN
+       SELECT * FROM sqlite_master;
+    END;
+  }
+} {1 {cannot create trigger on system table}}
+
+# Check to make sure that a DELETE statement within the body of
+# a trigger does not mess up the DELETE that caused the trigger to
+# run in the first place.
+#
+do_test trigger1-1.10 {
+  execsql {
+    create table t1(a,b);
+    insert into t1 values(1,'a');
+    insert into t1 values(2,'b');
+    insert into t1 values(3,'c');
+    insert into t1 values(4,'d');
+    create trigger r1 after delete on t1 for each row begin
+      delete from t1 WHERE a=old.a+2;
+    end;
+    delete from t1 where a=1 OR a=3;
+    select * from t1;
+    drop table t1;
+  }
+} {2 b 4 d}
+
+do_test trigger1-1.11 {
+  execsql {
+    create table t1(a,b);
+    insert into t1 values(1,'a');
+    insert into t1 values(2,'b');
+    insert into t1 values(3,'c');
+    insert into t1 values(4,'d');
+    create trigger r1 after update on t1 for each row begin
+      delete from t1 WHERE a=old.a+2;
+    end;
+    update t1 set b='x-' || b where a=1 OR a=3;
+    select * from t1;
+    drop table t1;
+  }
+} {1 x-a 2 b 4 d}
+
+# Ensure that we cannot create INSTEAD OF triggers on tables
+do_test trigger1-1.12 {
+  catchsql {
+    create table t1(a,b);
+    create trigger t1t instead of update on t1 for each row begin
+      delete from t1 WHERE a=old.a+2;
+    end;
+  }
+} {1 {cannot create INSTEAD OF trigger on table: main.t1}}
+
+ifcapable view {
+# Ensure that we cannot create BEFORE triggers on views
+do_test trigger1-1.13 {
+  catchsql {
+    create view v1 as select * from t1;
+    create trigger v1t before update on v1 for each row begin
+      delete from t1 WHERE a=old.a+2;
+    end;
+  }
+} {1 {cannot create BEFORE trigger on view: main.v1}}
+# Ensure that we cannot create AFTER triggers on views
+do_test trigger1-1.14 {
+  catchsql {
+    drop view v1;
+    create view v1 as select * from t1;
+    create trigger v1t AFTER update on v1 for each row begin
+      delete from t1 WHERE a=old.a+2;
+    end;
+  }
+} {1 {cannot create AFTER trigger on view: main.v1}}
+} ;# ifcapable view
+
+# Check for memory leaks in the trigger parser
+#
+do_test trigger1-2.1 {
+  catchsql {
+    CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
+      SELECT * FROM;  -- Syntax error
+    END;
+  }
+} {1 {near ";": syntax error}}
+do_test trigger1-2.2 {
+  catchsql {
+    CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
+      SELECT * FROM t1;
+      SELECT * FROM;  -- Syntax error
+    END;
+  }
+} {1 {near ";": syntax error}}
+
+# Create a trigger that refers to a table that might not exist.
+#
+ifcapable tempdb {
+  do_test trigger1-3.1 {
+    execsql {
+      CREATE TEMP TABLE t2(x,y);
+    }
+    catchsql {
+      CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN
+        INSERT INTO t2 VALUES(NEW.a,NEW.b);
+      END;
+    }
+  } {0 {}}
+  do_test trigger-3.2 {
+    catchsql {
+      INSERT INTO t1 VALUES(1,2);
+      SELECT * FROM t2;
+    }
+  } {1 {no such table: main.t2}}
+  do_test trigger-3.3 {
+    db close
+    set rc [catch {sqlite3 db test.db} err]
+    if {$rc} {lappend rc $err}
+    set rc
+  } {0}
+  do_test trigger-3.4 {
+    catchsql {
+      INSERT INTO t1 VALUES(1,2);
+      SELECT * FROM t2;
+    }
+  } {1 {no such table: main.t2}}
+  do_test trigger-3.5 {
+    catchsql {
+      CREATE TEMP TABLE t2(x,y);
+      INSERT INTO t1 VALUES(1,2);
+      SELECT * FROM t2;
+    }
+  } {1 {no such table: main.t2}}
+  do_test trigger-3.6 {
+    catchsql {
+      DROP TRIGGER r1;
+      CREATE TEMP TRIGGER r1 AFTER INSERT ON t1 BEGIN
+        INSERT INTO t2 VALUES(NEW.a,NEW.b);
+      END;
+      INSERT INTO t1 VALUES(1,2);
+      SELECT * FROM t2;
+    }
+  } {0 {1 2}}
+  do_test trigger-3.7 {
+    execsql {
+      DROP TABLE t2;
+      CREATE TABLE t2(x,y);
+      SELECT * FROM t2;
+    }
+  } {}
+
+  # There are two versions of trigger-3.8 and trigger-3.9. One that uses
+  # compound SELECT statements, and another that does not.
+  ifcapable compound {
+  do_test trigger1-3.8 {
+    execsql {
+      INSERT INTO t1 VALUES(3,4);
+      SELECT * FROM t1 UNION ALL SELECT * FROM t2;
+    }
+  } {1 2 3 4 3 4}
+  do_test trigger1-3.9 {
+    db close
+    sqlite3 db test.db
+    execsql {
+      INSERT INTO t1 VALUES(5,6);
+      SELECT * FROM t1 UNION ALL SELECT * FROM t2;
+    }
+  } {1 2 3 4 5 6 3 4}
+  } ;# ifcapable compound
+  ifcapable !compound {
+  do_test trigger1-3.8 {
+    execsql {
+      INSERT INTO t1 VALUES(3,4);
+      SELECT * FROM t1; 
+      SELECT * FROM t2;
+    }
+  } {1 2 3 4 3 4}
+  do_test trigger1-3.9 {
+    db close
+    sqlite3 db test.db
+    execsql {
+      INSERT INTO t1 VALUES(5,6);
+      SELECT * FROM t1;
+      SELECT * FROM t2;
+    }
+  } {1 2 3 4 5 6 3 4}
+  } ;# ifcapable !compound
+
+  do_test trigger1-4.1 {
+    execsql {
+      CREATE TEMP TRIGGER r1 BEFORE INSERT ON t1 BEGIN
+        INSERT INTO t2 VALUES(NEW.a,NEW.b);
+      END;
+      INSERT INTO t1 VALUES(7,8);
+      SELECT * FROM t2;
+    }
+  } {3 4 7 8}
+  do_test trigger1-4.2 {
+    sqlite3 db2 test.db
+    execsql {
+      INSERT INTO t1 VALUES(9,10);
+    } db2;
+    db2 close
+    execsql {
+      SELECT * FROM t2;
+    }
+  } {3 4 7 8}
+  do_test trigger1-4.3 {
+    execsql {
+      DROP TABLE t1;
+      SELECT * FROM t2;
+    };
+  } {3 4 7 8}
+  do_test trigger1-4.4 {
+    db close
+    sqlite3 db test.db
+    execsql {
+      SELECT * FROM t2;
+    };
+  } {3 4 7 8}
+} else {
+  execsql {
+    CREATE TABLE t2(x,y);
+    DROP TABLE t1;
+    INSERT INTO t2 VALUES(3, 4);
+    INSERT INTO t2 VALUES(7, 8);
+  }
+}
+
+
+integrity_check trigger1-5.1
+
+# Create a trigger with the same name as a table.  Make sure the
+# trigger works.  Then drop the trigger.  Make sure the table is
+# still there.
+#
+set view_v1 {}
+ifcapable view {
+  set view_v1 {view v1}
+}
+do_test trigger1-6.1 {
+  execsql {SELECT type, name FROM sqlite_master}
+} [concat $view_v1 {table t2}]
+do_test trigger1-6.2 {
+  execsql {
+    CREATE TRIGGER t2 BEFORE DELETE ON t2 BEGIN
+      SELECT RAISE(ABORT,'deletes are not allows');
+    END;
+    SELECT type, name FROM sqlite_master;
+  }
+} [concat $view_v1 {table t2 trigger t2}]
+do_test trigger1-6.3 {
+  catchsql {DELETE FROM t2}
+} {1 {deletes are not allows}}
+do_test trigger1-6.4 {
+  execsql {SELECT * FROM t2}
+} {3 4 7 8}
+do_test trigger1-6.5 {
+  db close
+  sqlite3 db test.db
+  execsql {SELECT type, name FROM sqlite_master}
+} [concat $view_v1 {table t2 trigger t2}]
+do_test trigger1-6.6 {
+  execsql {
+    DROP TRIGGER t2;
+    SELECT type, name FROM sqlite_master;
+  }
+} [concat $view_v1 {table t2}]
+do_test trigger1-6.7 {
+  execsql {SELECT * FROM t2}
+} {3 4 7 8}
+do_test trigger1-6.8 {
+  db close
+  sqlite3 db test.db
+  execsql {SELECT * FROM t2}
+} {3 4 7 8}
+
+integrity_check trigger-7.1
+
+# Check to make sure the name of a trigger can be quoted so that keywords
+# can be used as trigger names.  Ticket #468
+#
+do_test trigger1-8.1 {
+  execsql {
+    CREATE TRIGGER 'trigger' AFTER INSERT ON t2 BEGIN SELECT 1; END;
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {trigger}
+do_test trigger1-8.2 {
+  execsql {
+    DROP TRIGGER 'trigger';
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {}
+do_test trigger1-8.3 {
+  execsql {
+    CREATE TRIGGER "trigger" AFTER INSERT ON t2 BEGIN SELECT 1; END;
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {trigger}
+do_test trigger1-8.4 {
+  execsql {
+    DROP TRIGGER "trigger";
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {}
+do_test trigger1-8.5 {
+  execsql {
+    CREATE TRIGGER [trigger] AFTER INSERT ON t2 BEGIN SELECT 1; END;
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {trigger}
+do_test trigger1-8.6 {
+  execsql {
+    DROP TRIGGER [trigger];
+    SELECT name FROM sqlite_master WHERE type='trigger';
+  }
+} {}
+
+ifcapable conflict {
+  # Make sure REPLACE works inside of triggers.
+  #
+  # There are two versions of trigger-9.1 and trigger-9.2. One that uses
+  # compound SELECT statements, and another that does not.
+  ifcapable compound {
+    do_test trigger1-9.1 {
+      execsql {
+        CREATE TABLE t3(a,b);
+        CREATE TABLE t4(x UNIQUE, b);
+        CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN
+          REPLACE INTO t4 VALUES(new.a,new.b);
+        END;
+        INSERT INTO t3 VALUES(1,2);
+        SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4;
+      }
+    } {1 2 99 99 1 2}
+    do_test trigger1-9.2 {
+      execsql {
+        INSERT INTO t3 VALUES(1,3);
+        SELECT * FROM t3 UNION ALL SELECT 99, 99 UNION ALL SELECT * FROM t4;
+      }
+    } {1 2 1 3 99 99 1 3}
+  } else {
+    do_test trigger1-9.1 {
+      execsql {
+        CREATE TABLE t3(a,b);
+        CREATE TABLE t4(x UNIQUE, b);
+        CREATE TRIGGER r34 AFTER INSERT ON t3 BEGIN
+          REPLACE INTO t4 VALUES(new.a,new.b);
+        END;
+        INSERT INTO t3 VALUES(1,2);
+        SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4;
+      }
+    } {1 2 99 99 1 2}
+    do_test trigger1-9.2 {
+      execsql {
+        INSERT INTO t3 VALUES(1,3);
+        SELECT * FROM t3; SELECT 99, 99; SELECT * FROM t4;
+      }
+    } {1 2 1 3 99 99 1 3}
+  }
+  execsql {
+    DROP TABLE t3;
+    DROP TABLE t4;
+  }
+}
+
+
+# Ticket #764. At one stage TEMP triggers would fail to re-install when the
+# schema was reloaded. The following tests ensure that TEMP triggers are
+# correctly re-installed.
+#
+# Also verify that references within trigger programs are resolved at
+# statement compile time, not trigger installation time. This means, for
+# example, that you can drop and re-create tables referenced by triggers. 
+ifcapable tempdb {
+  do_test trigger1-10.0 {
+    file delete -force test2.db
+    file delete -force test2.db-journal
+    execsql {
+      ATTACH 'test2.db' AS aux;
+    }
+  } {}
+  do_test trigger1-10.1 {
+    execsql {
+      CREATE TABLE main.t4(a, b, c);
+      CREATE TABLE temp.t4(a, b, c);
+      CREATE TABLE aux.t4(a, b, c);
+      CREATE TABLE insert_log(db, a, b, c);
+    }
+  } {}
+  do_test trigger1-10.2 {
+    execsql {
+      CREATE TEMP TRIGGER trig1 AFTER INSERT ON main.t4 BEGIN 
+        INSERT INTO insert_log VALUES('main', new.a, new.b, new.c);
+      END;
+      CREATE TEMP TRIGGER trig2 AFTER INSERT ON temp.t4 BEGIN 
+        INSERT INTO insert_log VALUES('temp', new.a, new.b, new.c);
+      END;
+      CREATE TEMP TRIGGER trig3 AFTER INSERT ON aux.t4 BEGIN 
+        INSERT INTO insert_log VALUES('aux', new.a, new.b, new.c);
+      END;
+    }
+  } {}
+  do_test trigger1-10.3 {
+    execsql {
+      INSERT INTO main.t4 VALUES(1, 2, 3);
+      INSERT INTO temp.t4 VALUES(4, 5, 6);
+      INSERT INTO aux.t4  VALUES(7, 8, 9);
+    }
+  } {}
+  do_test trigger1-10.4 {
+    execsql {
+      SELECT * FROM insert_log;
+    }
+  } {main 1 2 3 temp 4 5 6 aux 7 8 9}
+  do_test trigger1-10.5 {
+    execsql {
+      BEGIN;
+      INSERT INTO main.t4 VALUES(1, 2, 3);
+      INSERT INTO temp.t4 VALUES(4, 5, 6);
+      INSERT INTO aux.t4  VALUES(7, 8, 9);
+      ROLLBACK;
+    }
+  } {}
+  do_test trigger1-10.6 {
+    execsql {
+      SELECT * FROM insert_log;
+    }
+  } {main 1 2 3 temp 4 5 6 aux 7 8 9}
+  do_test trigger1-10.7 {
+    execsql {
+      DELETE FROM insert_log;
+      INSERT INTO main.t4 VALUES(11, 12, 13);
+      INSERT INTO temp.t4 VALUES(14, 15, 16);
+      INSERT INTO aux.t4  VALUES(17, 18, 19);
+    }
+  } {}
+  do_test trigger1-10.8 {
+    execsql {
+      SELECT * FROM insert_log;
+    }
+  } {main 11 12 13 temp 14 15 16 aux 17 18 19}
+  do_test trigger1-10.8 {
+  # Drop and re-create the insert_log table in a different database. Note
+  # that we can change the column names because the trigger programs don't
+  # use them explicitly.
+    execsql {
+      DROP TABLE insert_log;
+      CREATE TABLE aux.insert_log(db, d, e, f);
+    }
+  } {}
+  do_test trigger1-10.10 {
+    execsql {
+      INSERT INTO main.t4 VALUES(21, 22, 23);
+      INSERT INTO temp.t4 VALUES(24, 25, 26);
+      INSERT INTO aux.t4  VALUES(27, 28, 29);
+    }
+  } {}
+  do_test trigger1-10.11 {
+    execsql {
+      SELECT * FROM insert_log;
+    }
+  } {main 21 22 23 temp 24 25 26 aux 27 28 29}
+}
+
+do_test trigger1-11.1 {
+  catchsql {SELECT raise(abort,'message');}
+} {1 {RAISE() may only be used within a trigger-program}}
+
+
+finish_test