/**
* Updates an integer field of a database table by one. This is mainly needed
* for counting up the relation counter when creating a database relation.
*
* The field to update must be of type integer.
*
* @param string $tableName
* name of the table, must not be empty
* @param integer $uid
* the UID of the record to modify, must be > 0
* @param string $fieldName
* the field name of the field to modify, must not be empty
*
* @return void
*
* @throws InvalidArgumentException
* @throws Tx_Phpunit_Exception_Database
*/
public function increaseRelationCounter($tableName, $uid, $fieldName)
{
if (!$this->isTableNameAllowed($tableName)) {
throw new InvalidArgumentException('The table name "' . $tableName . '" is invalid. This means it is either empty or not in the list of allowed tables.', 1334439601);
}
if (!Tx_Phpunit_Service_Database::tableHasColumn($tableName, $fieldName)) {
throw new InvalidArgumentException('The table ' . $tableName . ' has no column ' . $fieldName . '.', 1334439616);
}
Tx_Phpunit_Service_Database::enableQueryLogging();
$dbResult = $GLOBALS['TYPO3_DB']->sql_query('UPDATE ' . $tableName . ' SET ' . $fieldName . '=' . $fieldName . '+1 WHERE uid=' . $uid);
if (!$dbResult) {
throw new Tx_Phpunit_Exception_Database(1334439623);
}
if ($GLOBALS['TYPO3_DB']->sql_affected_rows() === 0) {
throw new Tx_Phpunit_Exception_Database(1334439632);
}
$this->markTableAsDirty($tableName);
}
/**
* @test
*/
public function tableHasColumnReturnsFalseOnEmptyColumnName()
{
self::assertFalse(\Tx_Phpunit_Service_Database::tableHasColumn('tx_phpunit_test', ''));
}
