/**
* Tests getting the 'null allowed' property of a field
*
* @depends testCreateTable
* @covers empire\framework\db\DB::getNullAllowed
*
* @param DB[] $dbs the database objects to work on
*/
public function testGetNullAllowed($dbs)
{
foreach ($dbs as $db) {
/* @var $db DB */
$this->assertSame(self::$idField->getNullAllowed(), $db->getNullAllowed('test', self::$idField->getName()));
$this->assertSame(self::$testField->getNullAllowed(), $db->getNullAllowed('test', self::$testField->getName()));
}
}
/**
* Builds a column definition from a <code>Field</code> that can be used in CREATE or ALTER
* statements.
*
* @param Field $field the <code>Field</code> object to be parsed
* @return string a string that can be used in a statement
*/
private function buildColumnDefinition(Field $field)
{
$type = $this->mapInternalType($field->getType()->getName());
$length = $field->getType()->getLength();
$res = $field->getName() . ' ' . $type;
if ($field->getType()->getName() === 'BOOLEAN') {
$length = '1';
}
if ($length !== null) {
$res .= '(' . $length . ')';
}
if ($field->getNullAllowed()) {
$res .= ' NULL';
} else {
$res .= ' NOT NULL';
}
$default = $field->getDefault();
if ($default === null) {
if ($field->getNullAllowed()) {
$res .= ' DEFAULT NULL';
}
} else {
if ($field->getType()->getName() === 'BOOLEAN') {
$res .= ' DEFAULT ';
if ($field->getDefault() === true) {
$res .= '1';
} else {
$res .= '0';
}
} elseif (strlen($default) > 0) {
$default = $this->pdoDriver->escapeString($default);
}
if (strlen($default) !== 0) {
$res .= ' DEFAULT ' . $default;
}
}
if ($field->getAutoIncrement()) {
$res .= ' AUTO_INCREMENT';
}
$fieldComment = $field->getComment();
if (strlen($fieldComment) > 0) {
$res .= ' COMMENT ' . $this->pdoDriver->escapeString($fieldComment);
}
return $res;
}