/**
* Tests various aspects of a newly constructed field.
*
* @dataProvider provider_construction
*/
public function test_construction(Jam_Field $field, $expected)
{
$model = Jam::build('test_position');
// Ensure the following properties have been set
foreach ($expected as $key => $value) {
// NULL set is the expected value when allow_null is TRUE, skip it
if ($key === 'null_set') {
continue;
}
$this->assertSame($field->{$key}, $value, 'Field properties must match');
}
// Ensure that null values are handled properly
if ($field->allow_null) {
$this->assertSame($field->set($model, NULL, TRUE), NULL, 'Field must return NULL when given NULL since `allow_null` is TRUE');
} else {
$this->assertSame($field->set($model, NULL, TRUE), $expected['null_set'], 'Since `allow_null` is FALSE, field must return expected value when given NULL');
}
// Ensure convert_empty works
if ($field->convert_empty) {
// allow_null must be true if convert_empty is TRUE and empty_value is NULL
if ($field->empty_value === NULL) {
$this->assertTrue($field->allow_null, 'allow_null must be TRUE since convert_empty is TRUE');
}
// Test setting a few empty values
foreach (array(NULL, FALSE, '', '0', 0) as $value) {
$this->assertSame($field->set($model, $value, TRUE), $field->empty_value);
}
}
}
public function initialize(Jam_Meta $meta, $name)
{
parent::initialize($meta, $name);
if (!in_array($this->method, Jam_Field_Serialized::$allowed)) {
throw new Kohana_Exception("Unnown serialization method ':method', can use only :allowed", array(':method' => $this->method, ':allowed' => Jam_Field_Serialized::$allowed));
}
}
/**
* Ensures convert_empty is not set on the field, as it prevents FALSE
* from ever being set on the field.
*
* @param array $options
*/
public function __construct($options = array())
{
parent::__construct($options);
// Ensure convert_empty is FALSE
if ($this->convert_empty) {
throw new Kohana_Exception(':class cannot have convert_empty set to TRUE', array(':class' => get_class($this)));
}
}
/**
* Ensures allow_null is not set to FALSE on the field, as it prevents
* proper auto-incrementing of a primary key.
*
* @param array $options
*/
public function __construct($options = array())
{
parent::__construct($options);
// Ensure allow_null is TRUE
if (!$this->allow_null) {
throw new Kohana_Exception(':class cannot have allow_null set to FALSE', array(':class' => get_class($this)));
}
}
/**
* Sets the default to 0 if we have no format, or an empty string otherwise.
*
* @param array $options
*/
public function __construct($options = array())
{
parent::__construct($options);
if (!isset($options['default']) and !$this->allow_null) {
// Having a implies saving we're format a string, so we want a proper default
$this->default = $this->format ? '' : 0;
}
if ($this->timezone === NULL) {
$this->timezone = Jam_Timezone::instance();
}
}
