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-
- <?php // -*- PHP -*-
-
- function error_handler(&$obj) {
- print "sequences.inc error_handler:\n ";
- print $obj->getMessage();
- }
- ob_implicit_flush(true);
-
- $drop = $dbh->dropSequence('test');
- if (DB::isError($drop) &&
- $drop->getMessage() != 'DB Error: no such table')
- {
- print 'Could not drop sequence... ' . $drop->getMessage() . "\n";
- if ($dbh->phptype == 'ibase' &&
- $drop->getMessage() == 'DB Error: insufficient permissions')
- {
- print "Use this query to provide the permissions needed:\n";
- print ' grant all on RDB$GENERATORS to <USERNAME>';
- }
- exit;
- }
-
- // 1) test that sequences are not created if "ondemand" is false
-
- $e = $dbh->nextId("test", false);
- if (DB::isError($e)) {
- print $e->getMessage() . "\n";
- } else {
- print "test 1) failed!\n";
- }
-
- // 2) test that the sequence is not created but the error is
- // handled by the class error handler
- $dbh->setErrorHandling(PEAR_ERROR_PRINT, "%s <- good error catched\n");
- $e = $dbh->nextId("test", false);
- if (!DB::isError($e)) {
- print "test 2) failed!\n";
- }
- $dbh->_default_error_mode = null;
-
- // 3) test that sequences are created if "ondemand" is true, and that
- // two successive nextIds return adjacent values
- $a = $dbh->nextId("test");
- $b = $dbh->nextId("test");
- if (DB::isError($a)) {
- print "a: ".$a->toString()."\n";
- } else {
- print "a=$a\n";
- }
- if (DB::isError($b)) {
- print "b: ".$b->toString()."\n";
- } else {
- print "b=$b\n";
- }
- print "b-a=".($b-$a)."\n";
-
- // 4) test that the user-specified error handler is really disabled
- // during nextId, with per-object handler as well as global handler
- $dbh->dropSequence("test");
-
- $dbh->setErrorHandling(PEAR_ERROR_CALLBACK, "error_handler");
- $c = $dbh->nextId("test");
- if (DB::isError($c)) {
- print "c: ".$c->toString()."\n";
- } else {
- print "c=$c\n";
- }
- $dbh->dropSequence("test");
- $dbh->_default_error_mode = null;
- PEAR::setErrorHandling(PEAR_ERROR_CALLBACK, "error_handler");
- $d = $dbh->nextId("test");
- if (DB::isError($d)) {
- print "d: ".$d->toString()."\n";
- } else {
- print "d=$d\n";
- }
-
- // 5) test that the sequence is handled right when the table is empty
-
- // Backend with real sequences may don't like that
- PEAR::pushErrorHandling(PEAR_ERROR_RETURN);
- $dbh->query('DELETE FROM test_seq');
- PEAR::popErrorHandling();
- $e = $dbh->nextID('test');
- if (DB::isError($d)) {
- print "e: ".$d->toString()."\n";
- } else {
- print "e=$d\n";
- }
-
- // final clean-up
- $dbh->dropSequence("test");
-
- ?>
-